send errors from event handlers to output editor

akkartik

Nov 22, 2023, 5:11 AM

HVXZLNCCLSMOKMA6TU7H7LKCRH5TAOP3X3EY6MEWFWZRWMVHEFWQC

Dependencies

[2] TOKSRJMD show how to load lines in editor
[3] GAKJROFZ ahh, got the background color sliders working
[4] 6DJMOJKE support event handlers
[5] I52S4E5F running `print` now appends to output editor
[6] JV27LDDK sliders for font size and color settings
[7] WR2WMEPE implement 'Run' button
[8] IP4LD33D mouse events for scrollbar
[9] PRE6XPRN responsively increase/decrease font height
[10] Z5M23NTK implement second, 'output' editor
[11] RK2ASPN7 add lots of buttons to the toolbar
[12] ZM7NOBRM new fork: carousel shell
[13] 4GX6NAY4 some very basic animations for switching panes
[14] VAVXKWZV aggregate global state inside a 'pane' object
[15] ZOLCTAGU get rid of an assertion
[*] N2NUGNN4 include a brief reference enabling many useful apps
[*] JNAQUQKB Merge lines.love
[*] 2L5MEZV3 experiment: new edit namespace
[*] R2ASHK5C fix a bad merge
[*] R5QXEHUI somebody stop me
[*] UEG224LH debug animations

Change contents

edit in reference.md at line 198

[18.216]

[2.7]

* `edit.clear_state(state)` -- empties the editor of any text it may contain.
edit in edit.lua at line 397

[20.10367]

[20.10367]

function edit.clear(State)
State.lines = {{data=''}}
Text.redraw_all(State)
State.cursor1 = {line=1, pos=1}
State.screen_top1 = {line=1, pos=1}
end
file addition: 0105-clear_handlers (----------)

[21.2]

clear_handlers = function()
for k in pairs(car) do
car[k] = nil
end
end
file addition: 0104-call_protected (----------)

[21.2]

call_protected = function(f, ...)
local args = {...}
xpcall(
function()
f(unpack(args))
end,
send_errors_to_output)
end
file addition: 0102-send_errors_to_output (----------)

[21.2]

send_errors_to_output = function(err)
local callstack = debug.traceback('', 3)
local error_with_callstack = cleaned_up_frame(tostring(err))..'\n'..cleaned_up_callstack(callstack)
Text.insert_text(Current_pane.output_editor_state, error_with_callstack)
Text.redraw_all(Current_pane.output_editor_state)
clear_handlers()
end
replacement in 0101-on.mouse_wheel_move at line 6

[4.150]→[4.150:264](∅→∅)

if car.mouse_wheel_move then car.mouse_wheel_move(dx,dy) end
if car.wheelmoved then car.wheelmoved(dx,dy) end

[4.150]

[4.264]

if car.mouse_wheel_move then
call_protected(car.mouse_wheel_move, dx,dy)
end
if car.wheelmoved then
call_protected(car.wheelmoved, dx,dy)
end
edit in 0051-run_button at line 11

[5.354]

[5.354]

clear_handlers()
replacement in 0051-run_button at line 17

[3.43]→[5.667:767](∅→∅),[5.5673]→[5.667:767](∅→∅),[5.667]→[5.667:767](∅→∅)

Current_pane.output_editor_state.lines = {}
Text.redraw_all(Current_pane.output_editor_state)

[3.43]

[5.767]

edit.clear(Current_pane.output_editor_state)
replacement in 0051-run_button at line 21

[5.835]→[5.835:876](∅→∅)

local status, result = live.eval(buf)

[5.835]

[5.876]

local status, result = live.eval(buf, 'editor')
replacement in 0017-on.mouse_release at line 19

[4.1191]→[4.1191:1329](∅→∅)

if car.mouse_release then car.mouse_release(x,y, mouse_button) end
if car.mousereleased then car.mousereleased(x,y, mouse_button) end

[4.1191]

[5.1416]

if car.mouse_release then
call_protected(car.mouse_release, x,y, mouse_button)
end
if car.mousereleased then
call_protected(car.mousereleased, x,y, mouse_button)
end
replacement in 0015-on.key_release at line 8

[4.2308]→[4.2308:2430](∅→∅)

if car.key_release then car.key_release(key, scancode) end
if car.keyreleased then car.keyreleased(key, scancode) end

[4.2308]

[5.105]

if car.key_release then
call_protected(car.key_release, key, scancode)
end
if car.keyreleased then
call_protected(car.keyreleased, key, scancode)
end
replacement in 0014-on.text_input at line 8

[4.2576]→[4.2576:2668](∅→∅)

if car.text_input then car.text_input(t) end
if car.textinput then car.textinput(t) end

[4.2576]

[5.203]

if car.text_input then
call_protected(car.text_input, t)
end
if car.textinput then
call_protected(car.textinput, t)
end
replacement in 0013-on.keychord_press at line 15

[4.2878]→[4.2878:2991](∅→∅)

if car.keychord_press then car.keychord_press(chord, key) end
if car.keypressed then car.keypressed(key) end

[4.2878]

[5.2298]

if car.keychord_press then
call_protected(car.keychord_press, chord, key)
end
if car.keypressed then
call_protected(car.keypressed, key)
end
replacement in 0012-on.draw at line 6

[4.3021]→[4.3021:3069](∅→∅)

if car.draw then car.draw() end -- off canvas

[4.3021]

[5.8224]

if car.draw then call_protected(car.draw) end -- off canvas
replacement in 0004-on.update at line 11

[5.1677]→[4.3096:3135](∅→∅)

if car.update then car.update(dt) end

[5.1677]

[5.1677]

if car.update then call_protected(car.update, dt) end