{"header":{"message":"get rid of all bifold text","description":"It's just uneconomic to maintain given how little I've used it. I have a\nbug right now and no time to port the bugfix to all the complexities of\nthe B side.\n\nI briefly considered tossing out the entire source editor. But I _have_\nbeen using it to browse logs across sessions. The live editor doesn't\nquite cover all my use cases just yet.\n\nWe now have duplication in the source editor only for:\n* syntax highlighting\n* hyperlinking [[WikiWords]]\n* ability to hide cursor (when showing file browser or Focus is in log browser)","timestamp":"2023-03-18T04:46:42Z","authors":[{"email":"vc@akkartik.com","name":"Kartik K. Agaram"}]},"hash":"G54H3YG2NEZPW2F6OYT5JPV7KSKVMNW5D3QT3FBCXTJHAQYTV5UAC","authors":[],"deps":{"hashes":[["G54H3YG2NEZPW2F6OYT5JPV7KSKVMNW5D3QT3FBCXTJHAQYTV5UAC","get rid of all bifold text"],["AA",null],["XW7ANEJXQBJYDKERVBPF2FMZFO6KENH3ZS7IRVS7CXOAI6N5RWZQC","switch shortcuts for bifold text"],["B4JEWKWIFIOJ7MIWNDPR3L34NIH4WORBELAWFOPAMWL32SVIJ4YQC","hide editor cursor while in file navigator"],["BH7BT36LM3D7HF3GOHXUPVNKLJ5LFJHOHRLD3KTC5HA627M3II4AC","ctrl+a: select entire buffer"],["SWZAQHGRX3T5MZVM7YZ4EACZX5ON2NUZG5YXLWVEXLL3WZUZYAFQC","bugfix: up arrow when line above is a drawing"],["UHB4GARJI5AB5UCDCZRFSCJNXGJSLU5DYGUGX5ITYEXI7Q43Z4CAC","left/right margin -> left/right coordinates"],["KKMFQDR43ZWVCDRHQLWWX3FCWCFA3ZSXYOBRJNPHUQZR2XPKWULAC","editing source code from within the app"],["QCPXQ2E3USF3Z6R6WJ2JKHTRMPKA6QWXFKKRMLXA3MXABJEL543AC","add state arg to a few functions"],["KMSL74GAMFNTAKGDKZFP2AMQXUMOC3XH373BO4IABZWBEP3YAXKAC","support selections in the source editor"],["4VQGE7RAC2B4NWCCKDCUZMMRDRMXLN6357YY4OPFIK6BZBGRWDHQC","new test"],["YRJFJNUDVPX2OAK7OKRYCVYDGMJI4XL4JASN4JJ7QGIPCVQI22TAC","bugfix"],["IRCKL6VNSFB7TQEKPQUPJCN37N5QW7D54DSZMESVXGK7NEHGSIPAC","extract scrolling logic out of insert_at_cursor"],["UN7GKYV5YP5DQRKDYNYJTGX3CPXQYBVFJ7SLW44NWCN53VEZ3GAAC","support hyperlinks in the source editor"],["3MAZEQK5AR3IJJ2ENHHYDPDICIK645NE5QWR54Z52BHGHE6VR5XQC","add state arg to Text.textinput"],["JMUD7T3OJTEF5V73Y2B2GSVUBNBSJFRJPZNREBE5E4BV3IG6SJLQC","get rid of ugly side-effects in tests"],["2CK5QI7WA7M4IVSACFGOJYAIDKRUTZVMMPSFWEJTUNMWTN7AX4NAC","make love event names consistent"],["BYKXF3YYVPNVVMZVEQ72TK5WQ757IJZ6TUYPCHSVEGOBF6QIV3RAC","bugfix: draw menu after everything else"],["Z5HLXU4PJWWJJDBCK52NBD6PIRIA3TAN2BKZB5HBYFGIDBX4F5HAC","add state arg to a few functions"],["X3CQLBTR7ICDAVFZZRLAWWJZI2SNZAMRUWW7O4R25DIKDUHL75CQC","set window title within each app"],["OI4FPFINEROK6GNDEMOBTGSPYIULCLRGGT5W3H7VLM7VFH22GMWQC","support drawings in the source editor"],["ODLKHO7BO2AODYO2OEQ6D4NSNBT5GR3CKLUXWMDLRYXL7DJOI7BAC","switch to line index in a function"],["AOZX2G5FVANPHTV74V6YR7SNTMUD4F4IYN53OGKYHUWBCCWF5S4QC","source: no commandline args"],["O4RRXNOK7GKGZB2AH3FULDJDQLVSQCQFWZLBMCDGNIRA63OSSMCAC","bugfix: disallow font size of 0"],["BULPIBEGL7TMK6CVIE7IS7WGAHGOSUJBGJSFQK542MOWGHP2ADQQC","beginnings of a module for the text editor"]],"deps":["XW7ANEJXQBJYDKERVBPF2FMZFO6KENH3ZS7IRVS7CXOAI6N5RWZQC","B4JEWKWIFIOJ7MIWNDPR3L34NIH4WORBELAWFOPAMWL32SVIJ4YQC","BH7BT36LM3D7HF3GOHXUPVNKLJ5LFJHOHRLD3KTC5HA627M3II4AC","SWZAQHGRX3T5MZVM7YZ4EACZX5ON2NUZG5YXLWVEXLL3WZUZYAFQC"],"known":["IRCKL6VNSFB7TQEKPQUPJCN37N5QW7D54DSZMESVXGK7NEHGSIPAC","3MAZEQK5AR3IJJ2ENHHYDPDICIK645NE5QWR54Z52BHGHE6VR5XQC","Z5HLXU4PJWWJJDBCK52NBD6PIRIA3TAN2BKZB5HBYFGIDBX4F5HAC","QCPXQ2E3USF3Z6R6WJ2JKHTRMPKA6QWXFKKRMLXA3MXABJEL543AC","UHB4GARJI5AB5UCDCZRFSCJNXGJSLU5DYGUGX5ITYEXI7Q43Z4CAC","ODLKHO7BO2AODYO2OEQ6D4NSNBT5GR3CKLUXWMDLRYXL7DJOI7BAC","KKMFQDR43ZWVCDRHQLWWX3FCWCFA3ZSXYOBRJNPHUQZR2XPKWULAC","X3CQLBTR7ICDAVFZZRLAWWJZI2SNZAMRUWW7O4R25DIKDUHL75CQC","OI4FPFINEROK6GNDEMOBTGSPYIULCLRGGT5W3H7VLM7VFH22GMWQC","UN7GKYV5YP5DQRKDYNYJTGX3CPXQYBVFJ7SLW44NWCN53VEZ3GAAC","KMSL74GAMFNTAKGDKZFP2AMQXUMOC3XH373BO4IABZWBEP3YAXKAC","4VQGE7RAC2B4NWCCKDCUZMMRDRMXLN6357YY4OPFIK6BZBGRWDHQC","JMUD7T3OJTEF5V73Y2B2GSVUBNBSJFRJPZNREBE5E4BV3IG6SJLQC","BYKXF3YYVPNVVMZVEQ72TK5WQ757IJZ6TUYPCHSVEGOBF6QIV3RAC","AOZX2G5FVANPHTV74V6YR7SNTMUD4F4IYN53OGKYHUWBCCWF5S4QC","2CK5QI7WA7M4IVSACFGOJYAIDKRUTZVMMPSFWEJTUNMWTN7AX4NAC","YRJFJNUDVPX2OAK7OKRYCVYDGMJI4XL4JASN4JJ7QGIPCVQI22TAC","O4RRXNOK7GKGZB2AH3FULDJDQLVSQCQFWZLBMCDGNIRA63OSSMCAC"]},"hunks":[{"Edit":{"inode":{"change":25,"pos":1},"path":"text.lua","line":159,"atom":{"EdgeMap":{"edges":[{"previous":"","flag":"DELETED","from":{"change":6,"pos":107},"to":{"change":6,"start":531,"end":690},"introduced_by":6},{"previous":"","flag":"DELETED","from":{"change":6,"pos":15258},"to":{"change":6,"start":531,"end":690},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":531},"to":{"change":6,"start":531,"end":690},"introduced_by":6}],"inode":{"change":25,"pos":1}}},"contents":[{"Del":"--? print('=>', State.screen_top1.line, State.screen_top1.pos, State.cursor1.line, State.cursor1.pos, State.screen_bottom1.line, State.screen_bottom1.pos)\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":3,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":83813},"to":{"change":6,"start":83813,"end":83875},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":"AB_padding = 20 -- space in pixels between A side and B side\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":5,"ins":{"up_context":[{"change":6,"pos":83964}],"down_context":[{"change":6,"pos":84098}],"flag":"BLOCK","start":7,"end":143,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":83964},"to":{"change":6,"start":83964,"end":84036},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":84036},"to":{"change":3,"start":7,"end":82},"introduced_by":3}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":"-- return the final y, and position of start of final screen line drawn"},{"Add":"function Text.draw(State, line_index, y, startpos, hide_cursor)"}],"del_contents":[{"Del":"-- return the final y, and pos,posB of start of final screen line drawn\n"},{"Del":"function Text.draw(State, line_index, y, startpos, startposB, hide_cursor)\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":11,"ins":{"up_context":[{"change":6,"pos":84244}],"down_context":[{"change":6,"pos":87305}],"flag":"BLOCK","start":144,"end":204,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":84244},"to":{"change":6,"start":84244,"end":84630},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":84630},"to":{"change":3,"start":83,"end":139},"introduced_by":3},{"previous":"","flag":"DELETED","from":{"change":3,"pos":139},"to":{"change":6,"start":84669,"end":85853},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":84669},"to":{"change":6,"start":84669,"end":85853},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":86007},"to":{"change":6,"start":86007,"end":86501},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":86501},"to":{"change":3,"start":140,"end":194},"introduced_by":3},{"previous":"","flag":"DELETED","from":{"change":3,"pos":194},"to":{"change":6,"start":86538,"end":87305},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":86538},"to":{"change":6,"start":86538,"end":87305},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" -- wrap long lines"},{"Add":" local x = State.left"},{"Add":" local pos = 1"}],"del_contents":[{"Del":" line_cache.startposB = startposB\n -- draw A side\n local overflows_screen, x, pos, screen_line_starting_pos\n if startpos then\n overflows_screen, x, y, pos, screen_line_starting_pos = Text.draw_wrapping_line(State, line_index, State.left, y, startpos)\n if overflows_screen then\n return y, screen_line_starting_pos\n end\n if Focus == 'edit' and State.cursor1.pos then\n"},{"Del":" if not hide_cursor and not State.search_term then\n"},{"Del":" if line_index == State.cursor1.line and State.cursor1.pos == pos then\n Text.draw_cursor(State, x, y)\n end\n end\n end\n else\n x = State.left\n end\n -- check for B side\n--? if line_index == 8 then print('checking for B side') end\n if line.dataB == nil then\n assert(y)\n assert(screen_line_starting_pos)\n--? if line_index == 8 then print('return 1') end\n return y, screen_line_starting_pos\n end\n if not State.expanded and not line.expanded then\n assert(y)\n assert(screen_line_starting_pos)\n--? if line_index == 8 then print('return 2') end\n button(State, 'expand', {x=x+AB_padding, y=y+2, w=App.width(State.em), h=State.line_height-4, color={1,1,1},\n icon = function(button_params)\n App.color(Fold_background_color)\n love.graphics.rectangle('fill', button_params.x, button_params.y, App.width(State.em), State.line_height-4, 2,2)\n end,\n onpress1 = function()\n line.expanded = true\n end,\n })\n return y, screen_line_starting_pos\n end\n -- draw B side\n--? if line_index == 8 then print('drawing B side') end\n App.color(Fold_color)\n"},{"Del":" if startposB then\n overflows_screen, x, y, pos, screen_line_starting_pos = Text.draw_wrapping_lineB(State, line_index, x,y, startposB)\n else\n overflows_screen, x, y, pos, screen_line_starting_pos = Text.draw_wrapping_lineB(State, line_index, x+AB_padding,y, 1)\n end\n if overflows_screen then\n return y, nil, screen_line_starting_pos\n end\n--? if line_index == 8 then print('a') end\n if Focus == 'edit' and State.cursor1.posB then\n--? if line_index == 8 then print('b') end\n"},{"Del":" if not hide_cursor and not State.search_term then\n"},{"Del":"--? if line_index == 8 then print('c', State.cursor1.line, State.cursor1.posB, line_index, pos) end\n if line_index == State.cursor1.line and State.cursor1.posB == pos then\n Text.draw_cursor(State, x, y)\n end\n end\n end\n return y, nil, screen_line_starting_pos\nend\n\n-- Given an array of fragments, draw the subset starting from pos to screen\n-- starting from (x,y).\n-- Return:\n-- - whether we got to bottom of screen before end of line\n-- - the final (x,y)\n-- - the final pos\n-- - starting pos of the final screen line drawn\nfunction Text.draw_wrapping_line(State, line_index, x,y, startpos)\n local line = State.lines[line_index]\n local line_cache = State.line_cache[line_index]\n--? print('== line', line_index, '^'..line.data..'$')\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":34,"ins":{"up_context":[{"change":6,"pos":88027}],"down_context":[{"change":6,"pos":88105}],"flag":"BLOCK","start":205,"end":250,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":88027},"to":{"change":6,"start":88027,"end":88105},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" return y, screen_line_starting_pos"}],"del_contents":[{"Del":" return --[[screen filled]] true, x,y, pos, screen_line_starting_pos\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":59,"ins":{"up_context":[{"change":6,"pos":88263}],"down_context":[{"change":6,"pos":88332}],"flag":"BLOCK","start":251,"end":298,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":88263},"to":{"change":6,"start":88263,"end":88332},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" if line_index == State.cursor1.line then"}],"del_contents":[{"Del":" if State.cursor1.pos and line_index == State.cursor1.line then\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":77,"ins":{"up_context":[{"change":6,"pos":89103}],"down_context":[{"change":6,"pos":91019}],"flag":"BLOCK","start":299,"end":484,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":89103},"to":{"change":6,"start":89103,"end":90125},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":90125},"to":{"change":6,"start":20953,"end":21138},"introduced_by":6},{"previous":"","flag":"DELETED","from":{"change":6,"pos":21138},"to":{"change":6,"start":90125,"end":91019},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":90125},"to":{"change":6,"start":90125,"end":91019},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" if Focus == 'edit' and not hide_cursor and State.search_term == nil then"},{"Add":" if line_index == State.cursor1.line and State.cursor1.pos == pos then"},{"Add":" Text.draw_cursor(State, x, y)"}],"del_contents":[{"Del":" return false, x,y, pos, screen_line_starting_pos\nend\n\nfunction Text.draw_wrapping_lineB(State, line_index, x,y, startpos)\n local line = State.lines[line_index]\n local line_cache = State.line_cache[line_index]\n local screen_line_starting_pos = startpos\n Text.compute_fragmentsB(State, line_index, x)\n local pos = 1\n for _, f in ipairs(line_cache.fragmentsB) do\n local frag, frag_text = f.data, f.text\n local frag_len = utf8.len(frag)\n--? print('text.draw:', frag, 'at', line_index,pos, 'after', x,y)\n if pos < startpos then\n -- render nothing\n--? print('skipping', frag)\n else\n -- render fragment\n local frag_width = App.width(frag_text)\n if x + frag_width > State.right then\n assert(x > State.left) -- no overfull lines\n y = y + State.line_height\n if y + State.line_height > App.screen.height then\n return --[[screen filled]] true, x,y, pos, screen_line_starting_pos\n end\n screen_line_starting_pos = pos\n x = State.left\n"},{"Del":" end\n if State.selection1.line then\n local lo, hi = Text.clip_selection(State, line_index, pos, pos+frag_len)\n Text.draw_highlight(State, line, x,y, pos, lo,hi)\n"},{"Del":" end\n App.screen.draw(frag_text, x,y)\n -- render cursor if necessary\n if State.cursor1.posB and line_index == State.cursor1.line then\n if pos <= State.cursor1.posB and pos + frag_len > State.cursor1.posB then\n if State.search_term then\n if State.lines[State.cursor1.line].dataB:sub(State.cursor1.posB, State.cursor1.posB+utf8.len(State.search_term)-1) == State.search_term then\n local lo_px = Text.draw_highlight(State, line, x,y, pos, State.cursor1.posB, State.cursor1.posB+utf8.len(State.search_term))\n App.color(Fold_color)\n love.graphics.print(State.search_term, x+lo_px,y)\n end\n elseif Focus == 'edit' then\n Text.draw_cursor(State, x+Text.x(frag, State.cursor1.posB-pos+1), y)\n App.color(Fold_color)\n end\n end\n end\n x = x + frag_width\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":81,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":91027},"to":{"change":6,"start":91027,"end":91052},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" pos = pos + frag_len\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":82,"ins":{"up_context":[{"change":6,"pos":91058}],"down_context":[{"change":6,"pos":91109}],"flag":"BLOCK","start":485,"end":522,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":91058},"to":{"change":6,"start":91058,"end":91109},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" return y, screen_line_starting_pos"}],"del_contents":[{"Del":" return false, x,y, pos, screen_line_starting_pos\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":167,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":94278},"to":{"change":6,"start":94278,"end":97104},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":"function Text.populate_screen_line_starting_posB(State, line_index, x)\n local line = State.lines[line_index]\n local line_cache = State.line_cache[line_index]\n if line_cache.screen_line_starting_posB then\n return\n end\n -- duplicate some logic from Text.draw\n Text.compute_fragmentsB(State, line_index, x)\n line_cache.screen_line_starting_posB = {1}\n local pos = 1\n for _, f in ipairs(line_cache.fragmentsB) do\n local frag, frag_text = f.data, f.text\n -- render fragment\n local frag_width = App.width(frag_text)\n if x + frag_width > State.right then\n x = State.left\n table.insert(line_cache.screen_line_starting_posB, pos)\n end\n x = x + frag_width\n local frag_len = utf8.len(frag)\n pos = pos + frag_len\n end\nend\n\nfunction Text.compute_fragmentsB(State, line_index, x)\n--? print('compute_fragmentsB', line_index, 'between', x, State.right)\n local line = State.lines[line_index]\n local line_cache = State.line_cache[line_index]\n if line_cache.fragmentsB then\n return\n end\n line_cache.fragmentsB = {}\n -- try to wrap at word boundaries\n for frag in line.dataB:gmatch('%S*%s*') do\n local frag_text = App.newText(love.graphics.getFont(), frag)\n local frag_width = App.width(frag_text)\n--? print('x: '..tostring(x)..'; '..tostring(State.right-x)..'px to go')\n while x + frag_width > State.right do\n--? print(('checking whether to split fragment ^%s$ of width %d when rendering from %d'):format(frag, frag_width, x))\n if (x-State.left) < 0.8 * (State.right-State.left) then\n--? print('splitting')\n -- long word; chop it at some letter\n -- We're not going to reimplement TeX here.\n local bpos = Text.nearest_pos_less_than(frag, State.right - x)\n--? print('bpos', bpos)\n if bpos == 0 then break end -- avoid infinite loop when window is too narrow\n local boffset = Text.offset(frag, bpos+1) -- byte _after_ bpos\n--? print('space for '..tostring(bpos)..' graphemes, '..tostring(boffset-1)..' bytes')\n local frag1 = string.sub(frag, 1, boffset-1)\n local frag1_text = App.newText(love.graphics.getFont(), frag1)\n local frag1_width = App.width(frag1_text)\n--? print('extracting ^'..frag1..'$ of width '..tostring(frag1_width)..'px')\n assert(x + frag1_width <= State.right)\n table.insert(line_cache.fragmentsB, {data=frag1, text=frag1_text})\n frag = string.sub(frag, boffset)\n frag_text = App.newText(love.graphics.getFont(), frag)\n frag_width = App.width(frag_text)\n end\n x = State.left -- new line\n end\n if #frag > 0 then\n--? print('inserting ^'..frag..'$ of width '..tostring(frag_width)..'px')\n table.insert(line_cache.fragmentsB, {data=frag, text=frag_text})\n end\n x = x + frag_width\n end\nend\n\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":181,"ins":{"up_context":[{"change":6,"pos":97835}],"down_context":[{"change":6,"pos":98660}],"flag":"BLOCK","start":523,"end":888,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":97835},"to":{"change":6,"start":97835,"end":98660},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" local byte_offset = Text.offset(State.lines[State.cursor1.line].data, State.cursor1.pos)"},{"Add":" State.lines[State.cursor1.line].data = string.sub(State.lines[State.cursor1.line].data, 1, byte_offset-1)..t..string.sub(State.lines[State.cursor1.line].data, byte_offset)"},{"Add":" Text.clear_screen_line_cache(State, State.cursor1.line)"},{"Add":" State.cursor1.pos = State.cursor1.pos+1"}],"del_contents":[{"Del":" if State.cursor1.pos then\n local byte_offset = Text.offset(State.lines[State.cursor1.line].data, State.cursor1.pos)\n State.lines[State.cursor1.line].data = string.sub(State.lines[State.cursor1.line].data, 1, byte_offset-1)..t..string.sub(State.lines[State.cursor1.line].data, byte_offset)\n Text.clear_screen_line_cache(State, State.cursor1.line)\n State.cursor1.pos = State.cursor1.pos+1\n else\n assert(State.cursor1.posB)\n local byte_offset = Text.offset(State.lines[State.cursor1.line].dataB, State.cursor1.posB)\n State.lines[State.cursor1.line].dataB = string.sub(State.lines[State.cursor1.line].dataB, 1, byte_offset-1)..t..string.sub(State.lines[State.cursor1.line].dataB, byte_offset)\n Text.clear_screen_line_cache(State, State.cursor1.line)\n State.cursor1.posB = State.cursor1.posB+1\n end\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":219,"ins":{"up_context":[{"change":6,"pos":100094}],"down_context":[{"change":6,"pos":100150}],"flag":"BLOCK","start":889,"end":923,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":100094},"to":{"change":6,"start":100094,"end":100150},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" if State.cursor1.pos > 1 then"}],"del_contents":[{"Del":" if State.cursor1.pos and State.cursor1.pos > 1 then\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":230,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":100802},"to":{"change":6,"start":100802,"end":101643},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" end\n elseif State.cursor1.posB then\n if State.cursor1.posB > 1 then\n before = snapshot(State, State.cursor1.line)\n local byte_start = utf8.offset(State.lines[State.cursor1.line].dataB, State.cursor1.posB-1)\n local byte_end = utf8.offset(State.lines[State.cursor1.line].dataB, State.cursor1.posB)\n if byte_start then\n if byte_end then\n State.lines[State.cursor1.line].dataB = string.sub(State.lines[State.cursor1.line].dataB, 1, byte_start-1)..string.sub(State.lines[State.cursor1.line].dataB, byte_end)\n else\n State.lines[State.cursor1.line].dataB = string.sub(State.lines[State.cursor1.line].dataB, 1, byte_start-1)\n end\n State.cursor1.posB = State.cursor1.posB-1\n end\n else\n -- refuse to delete past beginning of side B\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":266,"ins":{"up_context":[{"change":6,"pos":103074}],"down_context":[{"change":6,"pos":103176}],"flag":"BLOCK","start":924,"end":1004,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":103074},"to":{"change":6,"start":103074,"end":103176},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" if State.cursor1.pos <= utf8.len(State.lines[State.cursor1.line].data) then"}],"del_contents":[{"Del":" if State.cursor1.posB or State.cursor1.pos <= utf8.len(State.lines[State.cursor1.line].data) then\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":271,"ins":{"up_context":[{"change":6,"pos":103317}],"down_context":[{"change":6,"pos":103419}],"flag":"BLOCK","start":1005,"end":1085,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":103317},"to":{"change":6,"start":103317,"end":103419},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" if State.cursor1.pos <= utf8.len(State.lines[State.cursor1.line].data) then"}],"del_contents":[{"Del":" if State.cursor1.pos and State.cursor1.pos <= utf8.len(State.lines[State.cursor1.line].data) then\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":282,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":104024},"to":{"change":6,"start":104024,"end":104845},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" elseif State.cursor1.posB then\n if State.cursor1.posB <= utf8.len(State.lines[State.cursor1.line].dataB) then\n local byte_start = utf8.offset(State.lines[State.cursor1.line].dataB, State.cursor1.posB)\n local byte_end = utf8.offset(State.lines[State.cursor1.line].dataB, State.cursor1.posB+1)\n if byte_start then\n if byte_end then\n State.lines[State.cursor1.line].dataB = string.sub(State.lines[State.cursor1.line].dataB, 1, byte_start-1)..string.sub(State.lines[State.cursor1.line].dataB, byte_end)\n else\n State.lines[State.cursor1.line].dataB = string.sub(State.lines[State.cursor1.line].dataB, 1, byte_start-1)\n end\n -- no change to State.cursor1.pos\n end\n else\n -- refuse to delete past end of side B\n end\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":286,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":6171},"to":{"change":6,"start":6171,"end":6298},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" -- delete side B on first line\n State.lines[State.cursor1.line].dataB = State.lines[State.cursor1.line+1].dataB\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":302,"ins":{"up_context":[{"change":6,"pos":21621}],"down_context":[{"change":6,"pos":21720}],"flag":"BLOCK","start":1086,"end":1160,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":21621},"to":{"change":6,"start":21621,"end":21720},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" State.selection1 = {line=State.cursor1.line, pos=State.cursor1.pos}"}],"del_contents":[{"Del":" State.selection1 = {line=State.cursor1.line, pos=State.cursor1.pos, posB=State.cursor1.posB}\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":307,"ins":{"up_context":[{"change":6,"pos":21770}],"down_context":[{"change":6,"pos":21869}],"flag":"BLOCK","start":1161,"end":1235,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":21770},"to":{"change":6,"start":21770,"end":21869},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" State.selection1 = {line=State.cursor1.line, pos=State.cursor1.pos}"}],"del_contents":[{"Del":" State.selection1 = {line=State.cursor1.line, pos=State.cursor1.pos, posB=State.cursor1.posB}\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":319,"ins":{"up_context":[{"change":6,"pos":21973}],"down_context":[{"change":6,"pos":22072}],"flag":"BLOCK","start":1236,"end":1310,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":21973},"to":{"change":6,"start":21973,"end":22072},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" State.selection1 = {line=State.cursor1.line, pos=State.cursor1.pos}"}],"del_contents":[{"Del":" State.selection1 = {line=State.cursor1.line, pos=State.cursor1.pos, posB=State.cursor1.posB}\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":324,"ins":{"up_context":[{"change":6,"pos":22122}],"down_context":[{"change":6,"pos":22221}],"flag":"BLOCK","start":1311,"end":1385,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":22122},"to":{"change":6,"start":22122,"end":22221},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" State.selection1 = {line=State.cursor1.line, pos=State.cursor1.pos}"}],"del_contents":[{"Del":" State.selection1 = {line=State.cursor1.line, pos=State.cursor1.pos, posB=State.cursor1.posB}\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":335,"ins":{"up_context":[{"change":6,"pos":22325}],"down_context":[{"change":6,"pos":22424}],"flag":"BLOCK","start":1386,"end":1460,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":22325},"to":{"change":6,"start":22325,"end":22424},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" State.selection1 = {line=State.cursor1.line, pos=State.cursor1.pos}"}],"del_contents":[{"Del":" State.selection1 = {line=State.cursor1.line, pos=State.cursor1.pos, posB=State.cursor1.posB}\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":340,"ins":{"up_context":[{"change":6,"pos":22474}],"down_context":[{"change":6,"pos":22573}],"flag":"BLOCK","start":1461,"end":1535,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":22474},"to":{"change":6,"start":22474,"end":22573},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" State.selection1 = {line=State.cursor1.line, pos=State.cursor1.pos}"}],"del_contents":[{"Del":" State.selection1 = {line=State.cursor1.line, pos=State.cursor1.pos, posB=State.cursor1.posB}\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":351,"ins":{"up_context":[{"change":6,"pos":22677}],"down_context":[{"change":6,"pos":22776}],"flag":"BLOCK","start":1536,"end":1610,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":22677},"to":{"change":6,"start":22677,"end":22776},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" State.selection1 = {line=State.cursor1.line, pos=State.cursor1.pos}"}],"del_contents":[{"Del":" State.selection1 = {line=State.cursor1.line, pos=State.cursor1.pos, posB=State.cursor1.posB}\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":356,"ins":{"up_context":[{"change":6,"pos":22826}],"down_context":[{"change":6,"pos":22925}],"flag":"BLOCK","start":1611,"end":1685,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":22826},"to":{"change":6,"start":22826,"end":22925},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" State.selection1 = {line=State.cursor1.line, pos=State.cursor1.pos}"}],"del_contents":[{"Del":" State.selection1 = {line=State.cursor1.line, pos=State.cursor1.pos, posB=State.cursor1.posB}\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":367,"ins":{"up_context":[{"change":6,"pos":23029}],"down_context":[{"change":6,"pos":23128}],"flag":"BLOCK","start":1686,"end":1760,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":23029},"to":{"change":6,"start":23029,"end":23128},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" State.selection1 = {line=State.cursor1.line, pos=State.cursor1.pos}"}],"del_contents":[{"Del":" State.selection1 = {line=State.cursor1.line, pos=State.cursor1.pos, posB=State.cursor1.posB}\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":372,"ins":{"up_context":[{"change":6,"pos":23178}],"down_context":[{"change":6,"pos":23277}],"flag":"BLOCK","start":1761,"end":1835,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":23178},"to":{"change":6,"start":23178,"end":23277},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" State.selection1 = {line=State.cursor1.line, pos=State.cursor1.pos}"}],"del_contents":[{"Del":" State.selection1 = {line=State.cursor1.line, pos=State.cursor1.pos, posB=State.cursor1.posB}\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":379,"ins":{"up_context":[{"change":6,"pos":106716}],"down_context":[{"change":6,"pos":107466}],"flag":"BLOCK","start":1836,"end":2338,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":106716},"to":{"change":6,"start":106716,"end":106902},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":106902},"to":{"change":6,"start":6309,"end":6489},"introduced_by":6},{"previous":"","flag":"DELETED","from":{"change":6,"pos":6489},"to":{"change":6,"start":107069,"end":107466},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":107069},"to":{"change":6,"start":107069,"end":107466},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" local byte_offset = Text.offset(State.lines[State.cursor1.line].data, State.cursor1.pos)"},{"Add":" table.insert(State.lines, State.cursor1.line+1, {mode='text', data=string.sub(State.lines[State.cursor1.line].data, byte_offset)})"},{"Add":" table.insert(State.line_cache, State.cursor1.line+1, {})"},{"Add":" State.lines[State.cursor1.line].data = string.sub(State.lines[State.cursor1.line].data, 1, byte_offset-1)"},{"Add":" Text.clear_screen_line_cache(State, State.cursor1.line)"},{"Add":" State.cursor1 = {line=State.cursor1.line+1, pos=1}"}],"del_contents":[{"Del":" if State.cursor1.pos then\n -- when inserting a newline, move any B side to the new line\n local byte_offset = Text.offset(State.lines[State.cursor1.line].data, State.cursor1.pos)\n"},{"Del":" table.insert(State.lines, State.cursor1.line+1, {mode='text', data=string.sub(State.lines[State.cursor1.line].data, byte_offset), dataB=State.lines[State.cursor1.line].dataB})\n"},{"Del":" table.insert(State.line_cache, State.cursor1.line+1, {})\n State.lines[State.cursor1.line].data = string.sub(State.lines[State.cursor1.line].data, 1, byte_offset-1)\n State.lines[State.cursor1.line].dataB = nil\n Text.clear_screen_line_cache(State, State.cursor1.line)\n State.cursor1 = {line=State.cursor1.line+1, pos=1}\n else\n -- disable enter when cursor is on the B side\n end\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":395,"ins":{"up_context":[{"change":6,"pos":107782}],"down_context":[{"change":6,"pos":6490}],"flag":"BLOCK","start":2339,"end":2420,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":107782},"to":{"change":6,"start":107782,"end":107889},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" if State.screen_top1.line == 1 and State.screen_top1.pos == 1 then break end"}],"del_contents":[{"Del":" if State.screen_top1.line == 1 and State.screen_top1.pos and State.screen_top1.pos == 1 then break end\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":404,"ins":{"up_context":[{"change":6,"pos":108019}],"down_context":[{"change":6,"pos":108123}],"flag":"BLOCK","start":2421,"end":2496,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":108019},"to":{"change":6,"start":108019,"end":108123},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" State.cursor1 = {line=State.screen_top1.line, pos=State.screen_top1.pos}"}],"del_contents":[{"Del":" State.cursor1 = {line=State.screen_top1.line, pos=State.screen_top1.pos, posB=State.screen_top1.posB}\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":412,"atom":{"NewVertex":{"up_context":[{"change":6,"pos":108390}],"down_context":[{"change":6,"pos":108390}],"flag":"BLOCK","start":2497,"end":2660,"inode":{"change":6,"pos":83723}}},"contents":[{"Add":" -- If a line/paragraph gets to a page boundary, I often want to scroll"},{"Add":" -- before I get to the bottom."},{"Add":" -- However, only do this if it makes forward progress."}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":416,"atom":{"NewVertex":{"up_context":[{"change":6,"pos":108443}],"down_context":[{"change":6,"pos":108443}],"flag":"BLOCK","start":2661,"end":2754,"inode":{"change":6,"pos":83723}}},"contents":[{"Add":" if bot2.screen_line > 1 then"},{"Add":" bot2.screen_line = math.max(bot2.screen_line-10, 1)"},{"Add":" end"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":423,"ins":{"up_context":[{"change":6,"pos":108572}],"down_context":[{"change":6,"pos":108659}],"flag":"BLOCK","start":2755,"end":2842,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":108572},"to":{"change":6,"start":6770,"end":6889},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" State.screen_top1 = {line=State.screen_bottom1.line, pos=State.screen_bottom1.pos}"}],"del_contents":[{"Del":" State.screen_top1 = {line=State.screen_bottom1.line, pos=State.screen_bottom1.pos, posB=State.screen_bottom1.posB}\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":426,"ins":{"up_context":[{"change":6,"pos":108742}],"down_context":[{"change":6,"pos":108846}],"flag":"BLOCK","start":2843,"end":2918,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":108742},"to":{"change":6,"start":108742,"end":108846},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" State.cursor1 = {line=State.screen_top1.line, pos=State.screen_top1.pos}"}],"del_contents":[{"Del":" State.cursor1 = {line=State.screen_top1.line, pos=State.screen_top1.pos, posB=State.screen_top1.posB}\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":435,"atom":{"EdgeMap":{"edges":[{"previous":"","flag":"DELETED","from":{"change":6,"pos":6947},"to":{"change":6,"start":109127,"end":109238},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":109127},"to":{"change":6,"start":109127,"end":109238},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" if State.cursor1.pos then\n Text.upA(State)\n else\n Text.upB(State)\n end\nend\n\nfunction Text.upA(State)\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":474,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":111326},"to":{"change":6,"start":111326,"end":111628},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":111628},"to":{"change":6,"start":8020,"end":8200},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":8200},"to":{"change":5,"start":4513,"end":4570},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":5,"pos":4570},"to":{"change":6,"start":8262,"end":8919},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":8262},"to":{"change":6,"start":8262,"end":8919},"introduced_by":6},{"previous":"","flag":"DELETED","from":{"change":6,"pos":8919},"to":{"change":6,"start":112363,"end":114810},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":112363},"to":{"change":6,"start":112363,"end":114810},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":"function Text.upB(State)\n local line_cache = State.line_cache[State.cursor1.line]\n local screen_line_starting_posB, screen_line_indexB = Text.pos_at_start_of_screen_lineB(State, State.cursor1)\n assert(screen_line_indexB >= 1)\n if screen_line_indexB == 1 then\n -- move to A side of previous line\n"},{"Del":" local new_cursor_line = State.cursor1.line\n while new_cursor_line > 1 do\n new_cursor_line = new_cursor_line-1\n if State.lines[new_cursor_line].mode == 'text' then\n"},{"Del":" State.cursor1 = {line=new_cursor_line, posB=nil}\n"},{"Del":" Text.populate_screen_line_starting_pos(State, State.cursor1.line)\n local prev_line_cache = State.line_cache[State.cursor1.line]\n local prev_screen_line_starting_pos = prev_line_cache.screen_line_starting_pos[#prev_line_cache.screen_line_starting_pos]\n local prev_screen_line_starting_byte_offset = Text.offset(State.lines[State.cursor1.line].data, prev_screen_line_starting_pos)\n local s = string.sub(State.lines[State.cursor1.line].data, prev_screen_line_starting_byte_offset)\n State.cursor1.pos = prev_screen_line_starting_pos + Text.nearest_cursor_pos(s, State.cursor_x, State.left) - 1\n break\n end\n"},{"Del":" end\n elseif screen_line_indexB == 2 then\n -- all-B screen-line to potentially A+B screen-line\n local xA = Margin_left + Text.screen_line_width(State, State.cursor1.line, #line_cache.screen_line_starting_pos) + AB_padding\n if State.cursor_x < xA then\n State.cursor1.posB = nil\n Text.populate_screen_line_starting_pos(State, State.cursor1.line)\n local new_screen_line_starting_pos = line_cache.screen_line_starting_pos[#line_cache.screen_line_starting_pos]\n local new_screen_line_starting_byte_offset = Text.offset(State.lines[State.cursor1.line].data, new_screen_line_starting_pos)\n local s = string.sub(State.lines[State.cursor1.line].data, new_screen_line_starting_byte_offset)\n State.cursor1.pos = new_screen_line_starting_pos + Text.nearest_cursor_pos(s, State.cursor_x, State.left) - 1\n else\n Text.populate_screen_line_starting_posB(State, State.cursor1.line)\n local new_screen_line_starting_posB = line_cache.screen_line_starting_posB[screen_line_indexB-1]\n local new_screen_line_starting_byte_offsetB = Text.offset(State.lines[State.cursor1.line].dataB, new_screen_line_starting_posB)\n local s = string.sub(State.lines[State.cursor1.line].dataB, new_screen_line_starting_byte_offsetB)\n State.cursor1.posB = new_screen_line_starting_posB + Text.nearest_cursor_pos(s, State.cursor_x-xA, State.left) - 1\n end\n else\n assert(screen_line_indexB > 2)\n -- all-B screen-line to all-B screen-line\n Text.populate_screen_line_starting_posB(State, State.cursor1.line)\n local new_screen_line_starting_posB = line_cache.screen_line_starting_posB[screen_line_indexB-1]\n local new_screen_line_starting_byte_offsetB = Text.offset(State.lines[State.cursor1.line].dataB, new_screen_line_starting_posB)\n local s = string.sub(State.lines[State.cursor1.line].dataB, new_screen_line_starting_byte_offsetB)\n State.cursor1.posB = new_screen_line_starting_posB + Text.nearest_cursor_pos(s, State.cursor_x, State.left) - 1\n end\n if Text.lt1(State.cursor1, State.screen_top1) then\n local top2 = Text.to2(State, State.screen_top1)\n top2 = Text.previous_screen_line(State, top2)\n State.screen_top1 = Text.to1(State, top2)\n end\nend\n\n-- cursor on final screen line (A or B side) => goes to next screen line on A side\n-- cursor on A side => move down one screen line (A side) in current line\n-- cursor on B side => move down one screen line (B side) in current line\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":498,"ins":{"up_context":[{"change":6,"pos":115743}],"down_context":[{"change":6,"pos":115833}],"flag":"BLOCK","start":2919,"end":2975,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":115743},"to":{"change":6,"start":115743,"end":115833},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" else"},{"Add":" -- move down one screen line in current line"}],"del_contents":[{"Del":" elseif State.cursor1.pos then\n -- move down one screen line (A side) in current line\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":514,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":117041},"to":{"change":6,"start":117041,"end":117227},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" end\n else\n -- move down one screen line (B side) in current line\n local scroll_down = false\n if Text.le1(State.screen_bottom1, State.cursor1) then\n scroll_down = true\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":515,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":117235},"to":{"change":6,"start":117235,"end":118175},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" local cursor_line = State.lines[State.cursor1.line]\n local cursor_line_cache = State.line_cache[State.cursor1.line]\n local cursor2 = Text.to2(State, State.cursor1)\n assert(cursor2.screen_lineB < #cursor_line_cache.screen_line_starting_posB)\n local screen_line_starting_posB, screen_line_indexB = Text.pos_at_start_of_screen_lineB(State, State.cursor1)\n Text.populate_screen_line_starting_posB(State, State.cursor1.line)\n local new_screen_line_starting_posB = cursor_line_cache.screen_line_starting_posB[screen_line_indexB+1]\n local new_screen_line_starting_byte_offsetB = Text.offset(cursor_line.dataB, new_screen_line_starting_posB)\n local s = string.sub(cursor_line.dataB, new_screen_line_starting_byte_offsetB)\n State.cursor1.posB = new_screen_line_starting_posB + Text.nearest_cursor_pos(s, State.cursor_x, State.left) - 1\n if scroll_down then\n Text.snap_cursor_to_bottom_of_screen(State)\n end\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":520,"ins":{"up_context":[{"change":6,"pos":118378}],"down_context":[{"change":6,"pos":118472}],"flag":"BLOCK","start":2976,"end":3000,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":118378},"to":{"change":6,"start":118378,"end":118472},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" State.cursor1.pos = 1"}],"del_contents":[{"Del":" if State.cursor1.pos then\n State.cursor1.pos = 1\n else\n State.cursor1.posB = 1\n end\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":522,"ins":{"up_context":[{"change":6,"pos":118525}],"down_context":[{"change":6,"pos":118591}],"flag":"BLOCK","start":3001,"end":3083,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":118525},"to":{"change":6,"start":9405,"end":9512},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" State.screen_top1 = {line=State.cursor1.line, pos=State.cursor1.pos} -- copy"}],"del_contents":[{"Del":" State.screen_top1 = {line=State.cursor1.line, pos=State.cursor1.pos, posB=State.cursor1.posB} -- copy\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":527,"ins":{"up_context":[{"change":6,"pos":118635}],"down_context":[{"change":6,"pos":118828}],"flag":"BLOCK","start":3084,"end":3157,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":118635},"to":{"change":6,"start":118635,"end":118828},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" State.cursor1.pos = utf8.len(State.lines[State.cursor1.line].data) + 1"}],"del_contents":[{"Del":" if State.cursor1.pos then\n State.cursor1.pos = utf8.len(State.lines[State.cursor1.line].data) + 1\n else\n State.cursor1.posB = utf8.len(State.lines[State.cursor1.line].dataB) + 1\n end\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":534,"ins":{"up_context":[{"change":6,"pos":118961}],"down_context":[{"change":6,"pos":119794}],"flag":"BLOCK","start":3158,"end":3184,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":118961},"to":{"change":6,"start":118961,"end":119794},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" -- skip some whitespace"}],"del_contents":[{"Del":" -- we can cross the fold, so check side A/B one level down\n Text.skip_whitespace_left(State)\n Text.left(State)\n Text.skip_non_whitespace_left(State)\nend\n\nfunction Text.word_right(State)\n -- we can cross the fold, so check side A/B one level down\n Text.skip_whitespace_right(State)\n Text.right(State)\n Text.skip_non_whitespace_right(State)\n if Text.cursor_out_of_screen(State) then\n Text.snap_cursor_to_bottom_of_screen(State)\n end\nend\n\nfunction Text.skip_whitespace_left(State)\n if State.cursor1.pos then\n Text.skip_whitespace_leftA(State)\n else\n Text.skip_whitespace_leftB(State)\n end\nend\n\nfunction Text.skip_non_whitespace_left(State)\n if State.cursor1.pos then\n Text.skip_non_whitespace_leftA(State)\n else\n Text.skip_non_whitespace_leftB(State)\n end\nend\n\nfunction Text.skip_whitespace_leftA(State)\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":544,"ins":{"up_context":[{"change":6,"pos":120000}],"down_context":[{"change":6,"pos":120048}],"flag":"BLOCK","start":3185,"end":3215,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":120000},"to":{"change":6,"start":120000,"end":120048},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" -- skip some non-whitespace"}],"del_contents":[{"Del":"end\n\nfunction Text.skip_whitespace_leftB(State)\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":546,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":120064},"to":{"change":6,"start":120064,"end":120230},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" if State.cursor1.posB == 1 then\n break\n end\n if Text.match(State.lines[State.cursor1.line].dataB, State.cursor1.posB-1, '%S') then\n break\n end\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":547,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":120251},"to":{"change":6,"start":120251,"end":120325},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" end\nend\n\nfunction Text.skip_non_whitespace_leftA(State)\n while true do\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":552,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":120502},"to":{"change":6,"start":120502,"end":120653},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" break\n end\n Text.left(State)\n end\nend\n\nfunction Text.skip_non_whitespace_leftB(State)\n while true do\n if State.cursor1.posB == 1 then\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":554,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":120673},"to":{"change":6,"start":120673,"end":121185},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" assert(State.cursor1.posB > 1)\n if Text.match(State.lines[State.cursor1.line].dataB, State.cursor1.posB-1, '%s') then\n break\n end\n Text.left(State)\n end\nend\n\nfunction Text.skip_whitespace_right(State)\n if State.cursor1.pos then\n Text.skip_whitespace_rightA(State)\n else\n Text.skip_whitespace_rightB(State)\n end\nend\n\nfunction Text.skip_non_whitespace_right(State)\n if State.cursor1.pos then\n Text.skip_non_whitespace_rightA(State)\n else\n Text.skip_non_whitespace_rightB(State)\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":557,"ins":{"up_context":[{"change":6,"pos":121196}],"down_context":[{"change":6,"pos":121240}],"flag":"BLOCK","start":3216,"end":3274,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":121196},"to":{"change":6,"start":121196,"end":121240},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":"function Text.word_right(State)"},{"Add":" -- skip some whitespace"}],"del_contents":[{"Del":"function Text.skip_whitespace_rightA(State)\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":568,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":121504},"to":{"change":6,"start":121504,"end":121553},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":"end\n\nfunction Text.skip_whitespace_rightB(State)\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":569,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":121569},"to":{"change":6,"start":121569,"end":121778},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" if State.cursor1.posB > utf8.len(State.lines[State.cursor1.line].dataB) then\n break\n end\n if Text.match(State.lines[State.cursor1.line].dataB, State.cursor1.posB, '%S') then\n break\n end\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":570,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":121815},"to":{"change":6,"start":121815,"end":121890},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" end\nend\n\nfunction Text.skip_non_whitespace_rightA(State)\n while true do\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":576,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":122095},"to":{"change":6,"start":122095,"end":122132},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" Text.right_without_scroll(State)\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":577,"ins":{"up_context":[{"change":6,"pos":122138}],"down_context":[{"change":6,"pos":122453}],"flag":"BLOCK","start":3275,"end":3366,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":122138},"to":{"change":6,"start":122138,"end":122453},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" if Text.cursor_out_of_screen(State) then"},{"Add":" Text.snap_cursor_to_bottom_of_screen(State)"}],"del_contents":[{"Del":"end\n\nfunction Text.skip_non_whitespace_rightB(State)\n while true do\n if State.cursor1.posB > utf8.len(State.lines[State.cursor1.line].dataB) then\n break\n end\n if Text.match(State.lines[State.cursor1.line].dataB, State.cursor1.posB, '%s') then\n break\n end\n Text.right_without_scroll(State)\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":592,"ins":{"up_context":[{"change":6,"pos":122747}],"down_context":[{"change":6,"pos":122864}],"flag":"BLOCK","start":3367,"end":3424,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":122747},"to":{"change":6,"start":122747,"end":122864},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" assert(State.lines[State.cursor1.line].mode == 'text')"}],"del_contents":[{"Del":" if State.cursor1.pos then\n Text.leftA(State)\n else\n Text.leftB(State)\n end\nend\n\nfunction Text.leftA(State)\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":615,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":123324},"to":{"change":6,"start":123324,"end":123792},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":"function Text.leftB(State)\n if State.cursor1.posB > 1 then\n State.cursor1.posB = State.cursor1.posB-1\n else\n -- overflow back into A side\n State.cursor1.posB = nil\n State.cursor1.pos = utf8.len(State.lines[State.cursor1.line].data) + 1\n end\n if Text.lt1(State.cursor1, State.screen_top1) then\n local top2 = Text.to2(State, State.screen_top1)\n top2 = Text.previous_screen_line(State, top2)\n State.screen_top1 = Text.to1(State, top2)\n end\nend\n\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":624,"atom":{"EdgeMap":{"edges":[{"previous":"","flag":"DELETED","from":{"change":6,"pos":9925},"to":{"change":6,"start":123998,"end":124163},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":123998},"to":{"change":6,"start":123998,"end":124163},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" if State.cursor1.pos then\n Text.right_without_scrollA(State)\n else\n Text.right_without_scrollB(State)\n end\nend\n\nfunction Text.right_without_scrollA(State)\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":638,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":124402},"to":{"change":6,"start":124402,"end":124571},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":124571},"to":{"change":6,"start":10214,"end":10221},"introduced_by":6},{"previous":"","flag":"DELETED","from":{"change":6,"pos":10221},"to":{"change":6,"start":124622,"end":124655},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":124622},"to":{"change":6,"start":124622,"end":124655},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":124655},"to":{"change":6,"start":10222,"end":10502},"introduced_by":6},{"previous":"","flag":"DELETED","from":{"change":6,"pos":10502},"to":{"change":6,"start":124710,"end":124721},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":124710},"to":{"change":6,"start":124710,"end":124721},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":"function Text.right_without_scrollB(State)\n if State.cursor1.posB <= utf8.len(State.lines[State.cursor1.line].dataB) then\n State.cursor1.posB = State.cursor1.posB+1\n"},{"Del":" else\n"},{"Del":" -- overflow back into A side\n"},{"Del":" local new_cursor_line = State.cursor1.line\n while new_cursor_line <= #State.lines-1 do\n new_cursor_line = new_cursor_line+1\n if State.lines[new_cursor_line].mode == 'text' then\n State.cursor1 = {line=new_cursor_line, pos=1}\n break\n end\n end\n"},{"Del":" end\nend\n\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":650,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":125077},"to":{"change":6,"start":125077,"end":125621},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":"function Text.pos_at_start_of_screen_lineB(State, loc1)\n Text.populate_screen_line_starting_pos(State, loc1.line)\n local line_cache = State.line_cache[loc1.line]\n local x = Margin_left + Text.screen_line_width(State, loc1.line, #line_cache.screen_line_starting_pos) + AB_padding\n Text.populate_screen_line_starting_posB(State, loc1.line, x)\n for i=#line_cache.screen_line_starting_posB,1,-1 do\n local sposB = line_cache.screen_line_starting_posB[i]\n if sposB <= loc1.posB then\n return sposB,i\n end\n end\n assert(false)\nend\n\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":652,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":125738},"to":{"change":6,"start":125738,"end":125785},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" local line = State.lines[State.cursor1.line]\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":654,"ins":{"up_context":[{"change":6,"pos":125930}],"down_context":[{"change":6,"pos":126622}],"flag":"BLOCK","start":3425,"end":3483,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":125930},"to":{"change":6,"start":125930,"end":126622},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" return screen_lines[#screen_lines] <= State.cursor1.pos"}],"del_contents":[{"Del":" if (not State.expanded and not line.expanded) or\n line.dataB == nil then\n return screen_lines[#screen_lines] <= State.cursor1.pos\n end\n if State.cursor1.pos then\n -- ignore B side\n return screen_lines[#screen_lines] <= State.cursor1.pos\n end\n assert(State.cursor1.posB)\n local line_cache = State.line_cache[State.cursor1.line]\n local x = Margin_left + Text.screen_line_width(State, State.cursor1.line, #line_cache.screen_line_starting_pos) + AB_padding\n Text.populate_screen_line_starting_posB(State, State.cursor1.line, x)\n local screen_lines = State.line_cache[State.cursor1.line].screen_line_starting_posB\n return screen_lines[#screen_lines] <= State.cursor1.posB\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":682,"ins":{"up_context":[{"change":6,"pos":126954}],"down_context":[{"change":6,"pos":127033}],"flag":"BLOCK","start":3484,"end":3543,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":126954},"to":{"change":6,"start":126954,"end":127033},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":"--? print('to2:', State.cursor1.line, State.cursor1.pos)"}],"del_contents":[{"Del":"--? print('to2:', State.cursor1.line, State.cursor1.pos, State.cursor1.posB)\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":684,"ins":{"up_context":[{"change":6,"pos":127079}],"down_context":[{"change":6,"pos":127185}],"flag":"BLOCK","start":3544,"end":3613,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":127079},"to":{"change":6,"start":127079,"end":127185},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":"--? print('to2: =>', top2.line, top2.screen_line, top2.screen_pos)"}],"del_contents":[{"Del":"--? print('to2: =>', top2.line, top2.screen_line, top2.screen_pos, top2.screen_lineB, top2.screen_posB)\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":686,"ins":{"up_context":[{"change":6,"pos":127220}],"down_context":[{"change":6,"pos":127567}],"flag":"BLOCK","start":3614,"end":3844,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":127220},"to":{"change":6,"start":127220,"end":127567},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" top2.screen_pos = 1 -- start of screen line"},{"Add":"--? print('snap', State.screen_top1.line, State.screen_top1.pos, State.screen_top1.posB, State.cursor1.line, State.cursor1.pos, State.screen_bottom1.line, State.screen_bottom1.pos)"}],"del_contents":[{"Del":" if top2.screen_pos then\n top2.screen_pos = 1\n else\n assert(top2.screen_posB)\n top2.screen_posB = 1\n end\n--? print('snap', State.screen_top1.line, State.screen_top1.pos, State.screen_top1.posB, State.cursor1.line, State.cursor1.pos, State.cursor1.posB, State.screen_bottom1.line, State.screen_bottom1.pos, State.screen_bottom1.posB)\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":692,"ins":{"up_context":[{"change":6,"pos":127795}],"down_context":[{"change":6,"pos":127933}],"flag":"BLOCK","start":3845,"end":3917,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":127795},"to":{"change":6,"start":127795,"end":127933},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":"--? print(y, 'top2:', top2.line, top2.screen_line, top2.screen_pos)"}],"del_contents":[{"Del":"--? print(y, 'top2:', State.lines[top2.line].data, top2.line, top2.screen_line, top2.screen_pos, top2.screen_lineB, top2.screen_posB)\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":717,"ins":{"up_context":[{"change":6,"pos":128343}],"down_context":[{"change":6,"pos":128576}],"flag":"BLOCK","start":3918,"end":4080,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":128343},"to":{"change":6,"start":128343,"end":128576},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":"--? print('snap =>', State.screen_top1.line, State.screen_top1.pos, State.cursor1.line, State.cursor1.pos, State.screen_bottom1.line, State.screen_bottom1.pos)"}],"del_contents":[{"Del":"--? print('snap =>', State.screen_top1.line, State.screen_top1.pos, State.screen_top1.posB, State.cursor1.line, State.cursor1.pos, State.cursor1.posB, State.screen_bottom1.line, State.screen_bottom1.pos, State.screen_bottom1.posB)\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":726,"ins":{"up_context":[{"change":6,"pos":128948}],"down_context":[{"change":6,"pos":130218}],"flag":"BLOCK","start":4081,"end":4318,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":128948},"to":{"change":6,"start":128948,"end":130218},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" Text.populate_screen_line_starting_pos(State, line_index)"},{"Add":" return y < line_cache.starty + State.line_height*(#line_cache.screen_line_starting_pos - Text.screen_line_index(line_cache.screen_line_starting_pos, line_cache.startpos) + 1)"}],"del_contents":[{"Del":" local num_screen_lines = 0\n if line_cache.startpos then\n Text.populate_screen_line_starting_pos(State, line_index)\n num_screen_lines = num_screen_lines + #line_cache.screen_line_starting_pos - Text.screen_line_index(line_cache.screen_line_starting_pos, line_cache.startpos) + 1\n end\n--? print('#screenlines after A', num_screen_lines)\n if line.dataB and (State.expanded or line.expanded) then\n local x = Margin_left + Text.screen_line_width(State, line_index, #line_cache.screen_line_starting_pos) + AB_padding\n Text.populate_screen_line_starting_posB(State, line_index, x)\n--? print('B:', x, #line_cache.screen_line_starting_posB)\n if line_cache.startposB then\n num_screen_lines = num_screen_lines + #line_cache.screen_line_starting_posB - Text.screen_line_indexB(line_cache.screen_line_starting_posB, line_cache.startposB) -- no +1; first screen line of B side overlaps with A side\n else\n num_screen_lines = num_screen_lines + #line_cache.screen_line_starting_posB - Text.screen_line_indexB(line_cache.screen_line_starting_posB, 1) -- no +1; first screen line of B side overlaps with A side\n end\n end\n--? print('#screenlines after B', num_screen_lines)\n return y < line_cache.starty + State.line_height*num_screen_lines\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":731,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":130274},"to":{"change":6,"start":130274,"end":130740},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":"-- returns: pos, posB\n-- scenarios:\n-- line without B side\n-- line with B side collapsed\n-- line with B side expanded\n-- line starting rendering in A side (startpos ~= nil)\n-- line starting rendering in B side (startposB ~= nil)\n-- my on final screen line of A side\n-- mx to right of A side with no B side\n-- mx to right of A side but left of B side\n-- mx to right of B side\n-- preconditions:\n-- startpos xor startposB\n-- expanded -> dataB\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":737,"ins":{"up_context":[{"change":6,"pos":130990}],"down_context":[{"change":6,"pos":134318}],"flag":"BLOCK","start":4319,"end":4837,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":130990},"to":{"change":6,"start":130990,"end":134318},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" local start_screen_line_index = Text.screen_line_index(line_cache.screen_line_starting_pos, line_cache.startpos)"},{"Add":" for screen_line_index = start_screen_line_index,#line_cache.screen_line_starting_pos do"},{"Add":" local screen_line_starting_pos = line_cache.screen_line_starting_pos[screen_line_index]"},{"Add":" local screen_line_starting_byte_offset = Text.offset(line.data, screen_line_starting_pos)"},{"Add":"--? print('iter', y, screen_line_index, screen_line_starting_pos, string.sub(line.data, screen_line_starting_byte_offset))"}],"del_contents":[{"Del":"--? print('click', line_index, my, 'with line starting at', y, #line_cache.screen_line_starting_pos) -- , #line_cache.screen_line_starting_posB)\n if line_cache.startpos then\n local start_screen_line_index = Text.screen_line_index(line_cache.screen_line_starting_pos, line_cache.startpos)\n for screen_line_index = start_screen_line_index,#line_cache.screen_line_starting_pos do\n local screen_line_starting_pos = line_cache.screen_line_starting_pos[screen_line_index]\n local screen_line_starting_byte_offset = Text.offset(line.data, screen_line_starting_pos)\n--? print('iter', y, screen_line_index, screen_line_starting_pos, string.sub(line.data, screen_line_starting_byte_offset))\n local nexty = y + State.line_height\n if my < nexty then\n -- On all wrapped screen lines but the final one, clicks past end of\n -- line position cursor on final character of screen line.\n -- (The final screen line positions past end of screen line as always.)\n if screen_line_index < #line_cache.screen_line_starting_pos and mx > State.left + Text.screen_line_width(State, line_index, screen_line_index) then\n--? print('past end of non-final line; return')\n return line_cache.screen_line_starting_pos[screen_line_index+1]-1\n end\n local s = string.sub(line.data, screen_line_starting_byte_offset)\n--? print('return', mx, Text.nearest_cursor_pos(s, mx, State.left), '=>', screen_line_starting_pos + Text.nearest_cursor_pos(s, mx, State.left) - 1)\n local screen_line_posA = Text.nearest_cursor_pos(s, mx, State.left)\n if line.dataB == nil then\n -- no B side\n return screen_line_starting_pos + screen_line_posA - 1\n end\n if not State.expanded and not line.expanded then\n -- B side is not expanded\n return screen_line_starting_pos + screen_line_posA - 1\n end\n local lenA = utf8.len(s)\n if screen_line_posA < lenA then\n -- mx is within A side\n return screen_line_starting_pos + screen_line_posA - 1\n end\n local max_xA = State.left+Text.x(s, lenA+1)\n if mx < max_xA + AB_padding then\n -- mx is in the space between A and B side\n return screen_line_starting_pos + screen_line_posA - 1\n end\n mx = mx - max_xA - AB_padding\n local screen_line_posB = Text.nearest_cursor_pos(line.dataB, mx, --[[no left margin]] 0)\n return nil, screen_line_posB\n end\n y = nexty\n end\n end\n -- look in screen lines composed entirely of the B side\n assert(State.expanded or line.expanded)\n local start_screen_line_indexB\n if line_cache.startposB then\n start_screen_line_indexB = Text.screen_line_indexB(line_cache.screen_line_starting_posB, line_cache.startposB)\n else\n start_screen_line_indexB = 2 -- skip the first line of side B, which we checked above\n end\n for screen_line_indexB = start_screen_line_indexB,#line_cache.screen_line_starting_posB do\n local screen_line_starting_posB = line_cache.screen_line_starting_posB[screen_line_indexB]\n local screen_line_starting_byte_offsetB = Text.offset(line.dataB, screen_line_starting_posB)\n--? print('iter2', y, screen_line_indexB, screen_line_starting_posB, string.sub(line.dataB, screen_line_starting_byte_offsetB))\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":747,"ins":{"up_context":[{"change":6,"pos":134599}],"down_context":[{"change":6,"pos":134859}],"flag":"BLOCK","start":4838,"end":4992,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":134599},"to":{"change":6,"start":134599,"end":134859},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" if screen_line_index < #line_cache.screen_line_starting_pos and mx > State.left + Text.screen_line_width(State, line_index, screen_line_index) then"}],"del_contents":[{"Del":"--? print('aa', mx, State.left, Text.screen_line_widthB(State, line_index, screen_line_indexB))\n if screen_line_indexB < #line_cache.screen_line_starting_posB and mx > State.left + Text.screen_line_widthB(State, line_index, screen_line_indexB) then\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":749,"ins":{"up_context":[{"change":6,"pos":134915}],"down_context":[{"change":6,"pos":134996}],"flag":"BLOCK","start":4993,"end":5067,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":134915},"to":{"change":6,"start":134915,"end":134996},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" return line_cache.screen_line_starting_pos[screen_line_index+1]-1"}],"del_contents":[{"Del":" return nil, line_cache.screen_line_starting_posB[screen_line_indexB+1]-1\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":751,"ins":{"up_context":[{"change":6,"pos":135006}],"down_context":[{"change":6,"pos":135329}],"flag":"BLOCK","start":5068,"end":5382,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":135006},"to":{"change":6,"start":135006,"end":135329},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" local s = string.sub(line.data, screen_line_starting_byte_offset)"},{"Add":"--? print('return', mx, Text.nearest_cursor_pos(s, mx, State.left), '=>', screen_line_starting_pos + Text.nearest_cursor_pos(s, mx, State.left) - 1)"},{"Add":" return screen_line_starting_pos + Text.nearest_cursor_pos(s, mx, State.left) - 1"}],"del_contents":[{"Del":" local s = string.sub(line.dataB, screen_line_starting_byte_offsetB)\n--? print('return', mx, Text.nearest_cursor_pos(s, mx, State.left), '=>', screen_line_starting_posB + Text.nearest_cursor_pos(s, mx, State.left) - 1)\n return nil, screen_line_starting_posB + Text.nearest_cursor_pos(s, mx, State.left) - 1\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":777,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":136095},"to":{"change":6,"start":136095,"end":137079},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":"function Text.screen_line_widthB(State, line_index, i)\n local line = State.lines[line_index]\n local line_cache = State.line_cache[line_index]\n local start_posB = line_cache.screen_line_starting_posB[i]\n local start_offsetB = Text.offset(line.dataB, start_posB)\n local screen_line\n if i < #line_cache.screen_line_starting_posB then\n--? print('non-final', i)\n local past_end_posB = line_cache.screen_line_starting_posB[i+1]\n local past_end_offsetB = Text.offset(line.dataB, past_end_posB)\n--? print('between', start_offsetB, past_end_offsetB)\n screen_line = string.sub(line.dataB, start_offsetB, past_end_offsetB-1)\n else\n--? print('final', i)\n--? print('after', start_offsetB)\n screen_line = string.sub(line.dataB, start_offsetB)\n end\n local screen_line_text = App.newText(love.graphics.getFont(), screen_line)\n--? local result = App.width(screen_line_text)\n--? print('=>', result)\n--? return result\n return App.width(screen_line_text)\nend\n\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":785,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":137267},"to":{"change":6,"start":137267,"end":137538},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":"function Text.screen_line_indexB(screen_line_starting_posB, posB)\n if posB == nil then\n return 0\n end\n assert(screen_line_starting_posB)\n for i = #screen_line_starting_posB,1,-1 do\n if screen_line_starting_posB[i] <= posB then\n return i\n end\n end\nend\n\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":877,"atom":{"EdgeMap":{"edges":[{"previous":"","flag":"DELETED","from":{"change":6,"pos":11942},"to":{"change":6,"start":139891,"end":140028},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":139891},"to":{"change":6,"start":139891,"end":140028},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" if loc1.pos then\n return Text.to2A(State, loc1)\n else\n return Text.to2B(State, loc1)\n end\nend\n\nfunction Text.to2A(State, loc1)\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":889,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":140437},"to":{"change":6,"start":140437,"end":141090},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" return result\nend\n\nfunction Text.to2B(State, loc1)\n local result = {line=loc1.line}\n local line_cache = State.line_cache[loc1.line]\n Text.populate_screen_line_starting_pos(State, loc1.line)\n local x = Margin_left + Text.screen_line_width(State, loc1.line, #line_cache.screen_line_starting_pos) + AB_padding\n Text.populate_screen_line_starting_posB(State, loc1.line, x)\n for i=#line_cache.screen_line_starting_posB,1,-1 do\n local sposB = line_cache.screen_line_starting_posB[i]\n if sposB <= loc1.posB then\n result.screen_lineB = i\n result.screen_posB = loc1.posB - sposB + 1\n break\n end\n end\n assert(result.screen_posB)\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":893,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":141142},"to":{"change":6,"start":141142,"end":141286},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" if loc2.screen_pos then\n return Text.to1A(State, loc2)\n else\n return Text.to1B(State, loc2)\n end\nend\n\nfunction Text.to1A(State, loc2)\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":900,"ins":{"up_context":[{"change":6,"pos":141509}],"down_context":[{"change":6,"pos":141766}],"flag":"BLOCK","start":5383,"end":5452,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":141509},"to":{"change":6,"start":141509,"end":141766},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":"function Text.eq1(a, b)"},{"Add":" return a.line == b.line and a.pos == b.pos"}],"del_contents":[{"Del":"function Text.to1B(State, loc2)\n local result = {line=loc2.line, posB=loc2.screen_posB}\n if loc2.screen_lineB > 1 then\n result.posB = State.line_cache[loc2.line].screen_line_starting_posB[loc2.screen_lineB] + loc2.screen_posB - 1\n end\n return result\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":911,"ins":{"up_context":[{"change":6,"pos":141892}],"down_context":[{"change":6,"pos":141943}],"flag":"BLOCK","start":5453,"end":5531,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":141892},"to":{"change":6,"start":141892,"end":141943},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" return a.pos < b.pos"},{"Add":"end"},{"Add":""},{"Add":"function Text.le1(a, b)"},{"Add":" if a.line < b.line then"}],"del_contents":[{"Del":" -- A side < B side\n if a.pos and not b.pos then\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":918,"ins":{"up_context":[{"change":6,"pos":141965}],"down_context":[{"change":6,"pos":141995}],"flag":"BLOCK","start":5532,"end":5558,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":141965},"to":{"change":6,"start":141965,"end":141995},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" if a.line > b.line then"}],"del_contents":[{"Del":" if not a.pos and b.pos then\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":921,"ins":{"up_context":[{"change":6,"pos":142018}],"down_context":[{"change":6,"pos":142099}],"flag":"BLOCK","start":5559,"end":5583,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":142018},"to":{"change":6,"start":142018,"end":142099},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" return a.pos <= b.pos"}],"del_contents":[{"Del":" if a.pos then\n return a.pos < b.pos\n else\n return a.posB < b.posB\n end\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":924,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":142104},"to":{"change":6,"start":142104,"end":142169},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":"function Text.le1(a, b)\n return eq(a, b) or Text.lt1(a, b)\nend\n\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":935,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":142409},"to":{"change":6,"start":142409,"end":142604},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" if loc2.screen_pos then\n return Text.previous_screen_lineA(State, loc2)\n else\n return Text.previous_screen_lineB(State, loc2)\n end\nend\n\nfunction Text.previous_screen_lineA(State, loc2)\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":939,"atom":{"NewVertex":{"up_context":[{"change":6,"pos":142792}],"down_context":[{"change":6,"pos":142792}],"flag":"BLOCK","start":5584,"end":5700,"inode":{"change":6,"pos":83723}}},"contents":[{"Add":" elseif State.lines[loc2.line-1].mode == 'drawing' then"},{"Add":" return {line=loc2.line-1, screen_line=1, screen_pos=1}"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":942,"atom":{"NewVertex":{"up_context":[{"change":6,"pos":142799}],"down_context":[{"change":6,"pos":142799}],"flag":"BLOCK","start":5701,"end":5740,"inode":{"change":6,"pos":83723}}},"contents":[{"Add":" local l = State.lines[loc2.line-1]"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":944,"ins":{"up_context":[{"change":6,"pos":142862}],"down_context":[{"change":6,"pos":144205}],"flag":"BLOCK","start":5741,"end":5854,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":142862},"to":{"change":6,"start":142862,"end":144205},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" return {line=loc2.line-1, screen_line=#State.line_cache[loc2.line-1].screen_line_starting_pos, screen_pos=1}"}],"del_contents":[{"Del":" if State.lines[loc2.line-1].dataB == nil or\n (not State.expanded and not State.lines[loc2.line-1].expanded) then\n--? print('c1', loc2.line-1, State.lines[loc2.line-1].data, '==', State.lines[loc2.line-1].dataB, State.line_cache[loc2.line-1].fragmentsB)\n return {line=loc2.line-1, screen_line=#State.line_cache[loc2.line-1].screen_line_starting_pos, screen_pos=1}\n end\n -- try to switch to B\n local prev_line_cache = State.line_cache[loc2.line-1]\n local x = Margin_left + Text.screen_line_width(State, loc2.line-1, #prev_line_cache.screen_line_starting_pos) + AB_padding\n Text.populate_screen_line_starting_posB(State, loc2.line-1, x)\n local screen_line_starting_posB = State.line_cache[loc2.line-1].screen_line_starting_posB\n--? print('c', loc2.line-1, State.lines[loc2.line-1].data, '==', State.lines[loc2.line-1].dataB, '==', #screen_line_starting_posB, 'starting from x', x)\n if #screen_line_starting_posB > 1 then\n--? print('c2')\n return {line=loc2.line-1, screen_lineB=#State.line_cache[loc2.line-1].screen_line_starting_posB, screen_posB=1}\n else\n--? print('c3')\n -- if there's only one screen line, assume it overlaps with A, so remain in A\n return {line=loc2.line-1, screen_line=#State.line_cache[loc2.line-1].screen_line_starting_pos, screen_pos=1}\n end\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":948,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":144216},"to":{"change":6,"start":144216,"end":144658},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":"function Text.previous_screen_lineB(State, loc2)\n if loc2.screen_lineB > 2 then -- first screen line of B side overlaps with A side\n return {line=loc2.line, screen_lineB=loc2.screen_lineB-1, screen_posB=1}\n else\n -- switch to A side\n -- TODO: handle case where fold lands precisely at end of a new screen-line\n return {line=loc2.line, screen_line=#State.line_cache[loc2.line].screen_line_starting_pos, screen_pos=1}\n end\nend\n\n"}]}},{"Replacement":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":977,"ins":{"up_context":[{"change":6,"pos":145797}],"down_context":[{"change":6,"pos":145985}],"flag":"BLOCK","start":5855,"end":6034,"inode":{"change":6,"pos":83723}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":145797},"to":{"change":6,"start":145797,"end":145985},"introduced_by":6}],"inode":{"change":6,"pos":83723}},"ins_contents":[{"Add":" State.cursor1 = {"},{"Add":" line=State.screen_bottom1.line,"},{"Add":" pos=Text.to_pos_on_line(State, State.screen_bottom1.line, State.right-5, App.screen.height-5),"},{"Add":" }"}],"del_contents":[{"Del":" local pos,posB = Text.to_pos_on_line(State, State.screen_bottom1.line, State.right-5, App.screen.height-5)\n State.cursor1 = {line=State.screen_bottom1.line, pos=pos, posB=posB}\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":1017,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":146715},"to":{"change":6,"start":146715,"end":146763},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" State.line_cache[line_index].fragmentsB = nil\n"}]}},{"Edit":{"inode":{"change":6,"pos":83723},"path":"source_text.lua","line":1018,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":146825},"to":{"change":6,"start":146825,"end":146888},"introduced_by":6}],"inode":{"change":6,"pos":83723}}},"contents":[{"Del":" State.line_cache[line_index].screen_line_starting_posB = nil\n"}]}},{"Edit":{"inode":{"change":6,"pos":152440},"path":"source_edit.lua","line":13,"atom":{"EdgeMap":{"edges":[{"previous":"","flag":"DELETED","from":{"change":6,"pos":18192},"to":{"change":6,"start":152673,"end":152746},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":152673},"to":{"change":6,"start":152673,"end":152746},"introduced_by":6}],"inode":{"change":6,"pos":152440}}},"contents":[{"Del":"Fold_color = {r=0, g=0.6, b=0}\nFold_background_color = {r=0, g=0.7, b=0}\n"}]}},{"Replacement":{"inode":{"change":6,"pos":152440},"path":"source_edit.lua","line":29,"ins":{"up_context":[{"change":6,"pos":152987}],"down_context":[{"change":6,"pos":18530}],"flag":"BLOCK","start":6039,"end":6112,"inode":{"change":6,"pos":152440}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":152987},"to":{"change":6,"start":18407,"end":18530},"introduced_by":6}],"inode":{"change":6,"pos":152440}},"ins_contents":[{"Add":" -- a line is either text or a drawing"},{"Add":" -- a text is a table with:"}],"del_contents":[{"Del":" -- a line is either bifold text or a drawing\n -- a line of bifold text consists of an A side and an optional B side\n"}]}},{"Edit":{"inode":{"change":6,"pos":152440},"path":"source_edit.lua","line":33,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":18578},"to":{"change":6,"start":18578,"end":18645},"introduced_by":6}],"inode":{"change":6,"pos":152440}}},"contents":[{"Del":" -- string dataB,\n -- expanded: whether to show B side\n"}]}},{"Replacement":{"inode":{"change":6,"pos":152440},"path":"source_edit.lua","line":49,"ins":{"up_context":[{"change":6,"pos":19494}],"down_context":[{"change":6,"pos":153197}],"flag":"BLOCK","start":6113,"end":6170,"inode":{"change":6,"pos":152440}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":19494},"to":{"change":6,"start":19494,"end":19576},"introduced_by":6}],"inode":{"change":6,"pos":152440}},"ins_contents":[{"Add":" lines = {{mode='text', data=''}}, -- array of lines"}],"del_contents":[{"Del":" lines = {{mode='text', data='', dataB=nil, expanded=nil}}, -- array of lines\n"}]}},{"Edit":{"inode":{"change":6,"pos":152440},"path":"source_edit.lua","line":64,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":154135},"to":{"change":6,"start":154135,"end":154216},"introduced_by":6}],"inode":{"change":6,"pos":152440}}},"contents":[{"Del":" -- Positions (and screen line indexes) can be in either the A or the B side.\n"}]}},{"Replacement":{"inode":{"change":6,"pos":152440},"path":"source_edit.lua","line":70,"ins":{"up_context":[{"change":6,"pos":154462}],"down_context":[{"change":6,"pos":30094}],"flag":"BLOCK","start":6171,"end":6409,"inode":{"change":6,"pos":152440}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":154462},"to":{"change":6,"start":154462,"end":154730},"introduced_by":6}],"inode":{"change":6,"pos":152440}},"ins_contents":[{"Add":" screen_top1 = {line=1, pos=1}, -- position of start of screen line at top of screen"},{"Add":" cursor1 = {line=1, pos=1}, -- position of cursor"},{"Add":" screen_bottom1 = {line=1, pos=1}, -- position of start of screen line at bottom of screen"}],"del_contents":[{"Del":" screen_top1 = {line=1, pos=1, posB=nil}, -- position of start of screen line at top of screen\n cursor1 = {line=1, pos=1, posB=nil}, -- position of cursor\n screen_bottom1 = {line=1, pos=1, posB=nil}, -- position of start of screen line at bottom of screen\n"}]}},{"Replacement":{"inode":{"change":6,"pos":152440},"path":"source_edit.lua","line":152,"ins":{"up_context":[{"change":6,"pos":155530}],"down_context":[{"change":6,"pos":155670}],"flag":"BLOCK","start":6410,"end":6506,"inode":{"change":6,"pos":152440}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":155530},"to":{"change":6,"start":155530,"end":155670},"introduced_by":6}],"inode":{"change":6,"pos":152440}},"ins_contents":[{"Add":" print(State.screen_top1.line, State.screen_top1.pos, State.cursor1.line, State.cursor1.pos)"}],"del_contents":[{"Del":" print(State.screen_top1.line, State.screen_top1.pos, State.screen_top1.posB, State.cursor1.line, State.cursor1.pos, State.cursor1.posB)\n"}]}},{"Replacement":{"inode":{"change":6,"pos":152440},"path":"source_edit.lua","line":161,"ins":{"up_context":[{"change":6,"pos":155884}],"down_context":[{"change":6,"pos":155928}],"flag":"BLOCK","start":6507,"end":6551,"inode":{"change":6,"pos":152440}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":155884},"to":{"change":6,"start":19889,"end":19944},"introduced_by":6}],"inode":{"change":6,"pos":152440}},"ins_contents":[{"Add":"--? print('draw:', y, line_index, line)"}],"del_contents":[{"Del":"--? print('draw:', y, line_index, line, line.mode)\n"}]}},{"Replacement":{"inode":{"change":6,"pos":152440},"path":"source_edit.lua","line":163,"ins":{"up_context":[{"change":6,"pos":155992}],"down_context":[{"change":6,"pos":19945}],"flag":"BLOCK","start":6552,"end":6606,"inode":{"change":6,"pos":152440}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":155992},"to":{"change":6,"start":155992,"end":156056},"introduced_by":6}],"inode":{"change":6,"pos":152440}},"ins_contents":[{"Add":" State.screen_bottom1 = {line=line_index, pos=nil}"}],"del_contents":[{"Del":" State.screen_bottom1 = {line=line_index, pos=nil, posB=nil}\n"}]}},{"Replacement":{"inode":{"change":6,"pos":152440},"path":"source_edit.lua","line":165,"ins":{"up_context":[{"change":6,"pos":19977}],"down_context":[{"change":6,"pos":20019}],"flag":"BLOCK","start":6607,"end":6676,"inode":{"change":6,"pos":152440}},"del":{"edges":[{"previous":"","flag":"DELETED","from":{"change":6,"pos":19977},"to":{"change":6,"start":156056,"end":156098},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":156056},"to":{"change":6,"start":156056,"end":156098},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":156098},"to":{"change":6,"start":19978,"end":20019},"introduced_by":6}],"inode":{"change":6,"pos":152440}},"ins_contents":[{"Add":"--? print('text.draw', y, line_index)"},{"Add":" local startpos = 1"}],"del_contents":[{"Del":"--? print('text.draw', y, line_index)\n"},{"Del":" local startpos, startposB = 1, nil\n"}]}},{"Replacement":{"inode":{"change":6,"pos":152440},"path":"source_edit.lua","line":168,"ins":{"up_context":[{"change":6,"pos":20070}],"down_context":[{"change":6,"pos":20236}],"flag":"BLOCK","start":6677,"end":6718,"inode":{"change":6,"pos":152440}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":20070},"to":{"change":6,"start":20070,"end":20236},"introduced_by":6}],"inode":{"change":6,"pos":152440}},"ins_contents":[{"Add":" startpos = State.screen_top1.pos"}],"del_contents":[{"Del":" if State.screen_top1.pos then\n startpos = State.screen_top1.pos\n else\n startpos, startposB = nil, State.screen_top1.posB\n end\n"}]}},{"Replacement":{"inode":{"change":6,"pos":152440},"path":"source_edit.lua","line":186,"ins":{"up_context":[{"change":6,"pos":156342}],"down_context":[{"change":6,"pos":21213}],"flag":"BLOCK","start":6719,"end":6810,"inode":{"change":6,"pos":152440}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":156342},"to":{"change":3,"start":239,"end":368},"introduced_by":3}],"inode":{"change":6,"pos":152440}},"ins_contents":[{"Add":" y, State.screen_bottom1.pos = Text.draw(State, line_index, y, startpos, hide_cursor)"}],"del_contents":[{"Del":" y, State.screen_bottom1.pos, State.screen_bottom1.posB = Text.draw(State, line_index, y, startpos, startposB, hide_cursor)\n"}]}},{"Replacement":{"inode":{"change":6,"pos":152440},"path":"source_edit.lua","line":249,"ins":{"up_context":[{"change":6,"pos":31038}],"down_context":[{"change":6,"pos":21843}],"flag":"BLOCK","start":6811,"end":7017,"inode":{"change":6,"pos":152440}},"del":{"edges":[{"previous":"","flag":"DELETED","from":{"change":6,"pos":31038},"to":{"change":6,"start":21646,"end":21781},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":21646},"to":{"change":6,"start":21646,"end":21781},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":21781},"to":{"change":6,"start":31039,"end":31203},"introduced_by":6}],"inode":{"change":6,"pos":152440}},"ins_contents":[{"Add":" State.selection1 = {"},{"Add":" line=line_index,"},{"Add":" pos=Text.to_pos_on_line(State, line_index, x, y),"},{"Add":" }"},{"Add":"--? print('selection', State.selection1.line, State.selection1.pos)"}],"del_contents":[{"Del":" local pos,posB = Text.to_pos_on_line(State, line_index, x, y)\n --? print(x,y, 'setting cursor:', line_index, pos, posB)\n"},{"Del":" State.selection1 = {line=line_index, pos=pos, posB=posB}\n--? print('selection', State.selection1.line, State.selection1.pos, State.selection1.posB)\n"}]}},{"Replacement":{"inode":{"change":6,"pos":152440},"path":"source_edit.lua","line":284,"ins":{"up_context":[{"change":6,"pos":31387}],"down_context":[{"change":6,"pos":31612}],"flag":"BLOCK","start":7018,"end":7222,"inode":{"change":6,"pos":152440}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":31387},"to":{"change":6,"start":31387,"end":31612},"introduced_by":6}],"inode":{"change":6,"pos":152440}},"ins_contents":[{"Add":" State.cursor1 = {"},{"Add":" line=line_index,"},{"Add":" pos=Text.to_pos_on_line(State, line_index, x, y),"},{"Add":" }"},{"Add":"--? print('cursor', State.cursor1.line, State.cursor1.pos)"}],"del_contents":[{"Del":" local pos,posB = Text.to_pos_on_line(State, line_index, x, y)\n State.cursor1 = {line=line_index, pos=pos, posB=posB}\n--? print('cursor', State.cursor1.line, State.cursor1.pos, State.cursor1.posB)\n"}]}},{"Replacement":{"inode":{"change":6,"pos":152440},"path":"source_edit.lua","line":357,"ins":{"up_context":[{"change":6,"pos":158906}],"down_context":[{"change":6,"pos":159057}],"flag":"BLOCK","start":7223,"end":7269,"inode":{"change":6,"pos":152440}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":158906},"to":{"change":6,"start":158906,"end":159057},"introduced_by":6}],"inode":{"change":6,"pos":152440}},"ins_contents":[{"Add":" State.cursor1.pos = State.cursor1.pos+1"}],"del_contents":[{"Del":" if State.cursor1.pos then\n State.cursor1.pos = State.cursor1.pos+1\n else\n State.cursor1.posB = State.cursor1.posB+1\n end\n"}]}},{"Replacement":{"inode":{"change":6,"pos":152440},"path":"source_edit.lua","line":366,"ins":{"up_context":[{"change":6,"pos":159254}],"down_context":[{"change":6,"pos":159446}],"flag":"BLOCK","start":7270,"end":7408,"inode":{"change":6,"pos":152440}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":159254},"to":{"change":6,"start":159254,"end":159446},"introduced_by":6}],"inode":{"change":6,"pos":152440}},"ins_contents":[{"Add":" cursor={line=State.cursor1.line, pos=State.cursor1.pos},"},{"Add":" screen_top={line=State.screen_top1.line, pos=State.screen_top1.pos},"}],"del_contents":[{"Del":" cursor={line=State.cursor1.line, pos=State.cursor1.pos, posB=State.cursor1.posB},\n screen_top={line=State.screen_top1.line, pos=State.screen_top1.pos, posB=State.screen_top1.posB},\n"}]}},{"Edit":{"inode":{"change":6,"pos":152440},"path":"source_edit.lua","line":370,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":159489},"to":{"change":6,"start":159489,"end":159506},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":159506},"to":{"change":2,"start":11,"end":40},"introduced_by":2},{"previous":"","flag":"DELETED","from":{"change":2,"pos":40},"to":{"change":6,"start":159535,"end":159775},"introduced_by":2},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":159535},"to":{"change":6,"start":159535,"end":159775},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":159775},"to":{"change":2,"start":41,"end":70},"introduced_by":2},{"previous":"","flag":"DELETED","from":{"change":2,"pos":70},"to":{"change":6,"start":159804,"end":160392},"introduced_by":2},{"previous":"","flag":"DELETED","from":{"change":6,"pos":23031},"to":{"change":6,"start":159804,"end":160392},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":159804},"to":{"change":6,"start":159804,"end":160392},"introduced_by":6}],"inode":{"change":6,"pos":152440}}},"contents":[{"Del":" -- bifold text\n"},{"Del":" elseif chord == 'M-b' then\n"},{"Del":" State.expanded = not State.expanded\n Text.redraw_all(State)\n if not State.expanded then\n for _,line in ipairs(State.lines) do\n line.expanded = nil\n end\n edit.eradicate_locations_after_the_fold(State)\n end\n"},{"Del":" elseif chord == 'M-d' then\n"},{"Del":" if State.cursor1.posB == nil then\n local before = snapshot(State, State.cursor1.line)\n if State.lines[State.cursor1.line].dataB == nil then\n State.lines[State.cursor1.line].dataB = ''\n end\n State.lines[State.cursor1.line].expanded = true\n State.cursor1.pos = nil\n State.cursor1.posB = 1\n if Text.cursor_out_of_screen(State) then\n Text.snap_cursor_to_bottom_of_screen(State, State.left, State.right)\n end\n schedule_save(State)\n record_undo_event(State, {before=before, after=snapshot(State, State.cursor1.line)})\n end\n"}]}},{"Replacement":{"inode":{"change":6,"pos":152440},"path":"source_edit.lua","line":417,"ins":{"up_context":[{"change":4,"pos":233}],"down_context":[{"change":6,"pos":161829}],"flag":"BLOCK","start":7409,"end":7497,"inode":{"change":6,"pos":152440}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":4,"pos":233},"to":{"change":4,"start":233,"end":331},"introduced_by":4}],"inode":{"change":6,"pos":152440}},"ins_contents":[{"Add":" State.cursor1 = {line=#State.lines, pos=utf8.len(State.lines[#State.lines].data)+1}"}],"del_contents":[{"Del":" State.cursor1 = {line=#State.lines, pos=utf8.len(State.lines[#State.lines].data)+1, posB=nil}\n"}]}},{"Edit":{"inode":{"change":6,"pos":152440},"path":"source_edit.lua","line":492,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":163286},"to":{"change":6,"start":163286,"end":163849},"introduced_by":6}],"inode":{"change":6,"pos":152440}}},"contents":[{"Del":"function edit.eradicate_locations_after_the_fold(State)\n -- eradicate side B from any locations we track\n if State.cursor1.posB then\n State.cursor1.posB = nil\n State.cursor1.pos = utf8.len(State.lines[State.cursor1.line].data)\n State.cursor1.pos = Text.pos_at_start_of_screen_line(State, State.cursor1)\n end\n if State.screen_top1.posB then\n State.screen_top1.posB = nil\n State.screen_top1.pos = utf8.len(State.lines[State.screen_top1.line].data)\n State.screen_top1.pos = Text.pos_at_start_of_screen_line(State, State.screen_top1)\n end\nend\n\n"}]}},{"Replacement":{"inode":{"change":6,"pos":165766},"path":"source.lua","line":78,"ins":{"up_context":[{"change":6,"pos":167321}],"down_context":[{"change":6,"pos":167372}],"flag":"BLOCK","start":7499,"end":7533,"inode":{"change":6,"pos":165766}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":167321},"to":{"change":6,"start":167321,"end":167372},"introduced_by":6}],"inode":{"change":6,"pos":165766}},"ins_contents":[{"Add":"-- environment for a mutable file"}],"del_contents":[{"Del":"-- environment for a mutable file of bifolded text\n"}]}},{"Edit":{"inode":{"change":6,"pos":165766},"path":"source.lua","line":92,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":167894},"to":{"change":6,"start":167894,"end":168053},"introduced_by":6}],"inode":{"change":6,"pos":165766}}},"contents":[{"Del":" -- We currently start out with side B collapsed.\n -- Other options:\n -- * save all expanded state by line\n -- * expand all if any location is in side B\n"}]}},{"Edit":{"inode":{"change":6,"pos":165766},"path":"source.lua","line":98,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":168275},"to":{"change":6,"start":168275,"end":168331},"introduced_by":6}],"inode":{"change":6,"pos":165766}}},"contents":[{"Del":" edit.eradicate_locations_after_the_fold(Editor_state)\n"}]}},{"Edit":{"inode":{"change":6,"pos":165766},"path":"source.lua","line":251,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":173453},"to":{"change":6,"start":173453,"end":173488},"introduced_by":6}],"inode":{"change":6,"pos":165766}}},"contents":[{"Del":" -- convert any bifold files here\n"}]}},{"Edit":{"inode":{"change":6,"pos":165766},"path":"source.lua","line":253,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":173493},"to":{"change":6,"start":173493,"end":173700},"introduced_by":6}],"inode":{"change":6,"pos":165766}}},"contents":[{"Del":"function source.convert_bifold_text(infilename, outfilename)\n local contents = love.filesystem.read(infilename)\n contents = contents:gsub('\\u{1e}', ';')\n love.filesystem.write(outfilename, contents)\nend\n\n"}]}}],"owner":"akkartik","repo":"sum-grid.love","token":"TUQOO4wn/fqt2l4izt+yIOyxx2rN71QuUSgm7FmaU4g=","login":null}

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