Tweak handling of exit status in libdemo

Dependencies

• [2] 55PCHITP Clean up libdemo
• [3] VT7F3Q7Q Clean up libdemo
• [4] PZXD3DZG Tweaks
• [5] DIZWRCHF Tweak output
• [6] Q6IC7LVG Tweak libdemo
• [7] 4ZATYF22 Add license
• [8] M5U5PAX7 Add wrapper script, improve libdemo
• [9] 7AUC4NKI Initial commit
• [10] VMUKZQZR Work on 02-nix-build
• [11] 6EUZBX7M Update README
• [12] 52F4Q6CJ Update README
• [13] XESRNBNV Tweak i

Change contents

• replacement in libdemo/libdemo.sh at line 163
  [4.432]→[4.2204:2231](∅→∅),[2.1177]→[4.2204:2231](∅→∅),[4.2204]→[4.2204:2231](∅→∅)
  − x "$@" || true
  [2.1177]

  [4.4]
  + local -r __libdemo_expect=

  + democmd "$@"
• replacement in libdemo/libdemo.sh at line 169
  [4.969]→[4.4:55](∅→∅),[4.17]→[4.4:55](∅→∅)
  − echo "Skipped interactive command '$*"
  [4.969]

  [4.2231]
  + if __libdemo_use_colour; then

  + local -r prefix="\e[1;31m[!]\e[0m"

  + echo -e "${prefix} Skipped interactive command\e[1m" "$@" "\e[0m"

  + else

  + local -r prefix="[!]"

  + echo -e "${prefix} Skipped interactive command" "$@"

  + fi
• replacement in libdemo/libdemo.sh at line 180
  [4.3506]→[3.138:180](∅→∅)
  − local -r __libdemo_expect=success
  [4.3506]

  [4.3523]
  + if __libdemo_is_interactive; then

  + local -r __libdemo_expect=

  + else

  + local -r __libdemo_expect=success

  + fi
• replacement in libdemo/libdemo.sh at line 189
  [4.3561]→[3.181:223](∅→∅)
  − local -r __libdemo_expect=failure
  [4.3561]

  [4.3578]
  + if __libdemo_is_interactive; then

  + local -r __libdemo_expect=

  + else

  + local -r __libdemo_expect=failure

  + fi
• replacement in README.md at line 55
  [4.84]→[4.84:523](∅→∅)
  − * `x`: Print the provided arguments and execute them, expecting success. Pauses after the command is shown and after the command is run.

  − * `f`: Print the provided arguments and execute them, expecting failure. Pauses after the command is shown and after the command is run.

  − * `i`: Print the provided arguments and execute them in interactive mode only, ignoring exit status. Pauses after the command is shown and after the command is run.
  [4.84]

  [4.523]
  + * `x`: Print the provided arguments and execute them, expecting success in automatic mode and ignoring exit status in interactive mode.

  + Pauses after the command is shown and after the command is run.

  + * `f`: Print the provided arguments and execute them, expecting failure in automatic mode and ignoring exit status in interactive mode.

  + Pauses after the command is shown and after the command is run.

  + * `i`: Print the provided arguments and execute them in interactive mode only, ignoring exit status.

  + Pauses after the command is shown and after the command is run.