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tmux:textobjs: Fix faulty UTF-8 handling by cut

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Julian Prein
2024-09-03 14:35:30 +02:00
parent 7e25fed27c
commit 267814f075
1 changed files with 7 additions and 9 deletions
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16
.config/tmux/textobjs.sh
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@@ -28,18 +28,17 @@ motion="$(command_prompt "(operator-pending)")"
case "$motion" in
w)
# TODO: fix for non-ascii symbols
copy_x="$(get_var copy_cursor_x)"
: "$((copy_x += 1))"
copy_line="$(get_var copy_cursor_line)"
# Do nothing if the cursor sits on a space
# TODO: Do the same for other non-word characters
char_curr="$(printf %s "$copy_line" | cut -c$((copy_x + 1)))"
# NOTE: Using grep here, as cut does not support UTF-8
char_curr="$(printf %s "$copy_line" | grep -Po "^.{$copy_x}\\K.")"
[ "$char_curr" != " " ] || return 0
copy_line_post="$(printf %s "$copy_line" | cut -c"${copy_x}"-)"
copy_line_pre="$(printf %s "$copy_line" | cut -c-"${copy_x}")"
copy_line_post="$(printf %s "$copy_line" | grep -Po "^.{$copy_x}\\K.*")"
copy_line_pre="$(printf %s "$copy_line" | grep -Po "^..{$copy_x}")"
copy_word="$(get_var copy_cursor_word)"
# send "boe"
@@ -60,12 +59,11 @@ case "$motion" in
copy_line="$(get_var copy_cursor_line)"
# Do nothing if the cursor sits on the space
char_curr="$(printf %s "$copy_line" | cut -c$((copy_x + 1)))"
char_curr="$(printf %s "$copy_line" | grep -Po "^.{$copy_x}\\K.")"
[ "$char_curr" != " " ] || return 0
# NOTE: cut will print an error on index 0
char_pre="$(printf %s "$copy_line" | cut -c"$copy_x" 2>/dev/null)"
char_post="$(printf %s "$copy_line" | cut -c$((copy_x + 2)))"
char_pre="$(printf %s "$copy_line" | grep -Po "^.{$((copy_x - 1))}\\K.")"
char_post="$(printf %s "$copy_line" | grep -Po "^..{$copy_x}\\K.")"
# default to a space if the cursor is at the beginning or end of
# the line