linux/zsh-syntax-highlighting
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'main': When the redirection operator '>&' or '<&' is followed by a positive integer, do not consider that as a filename; it's always a file descriptor.

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Fixes #694.
This commit is contained in:
Daniel Shahaf 2020-03-17 03:59:30 +00:00
commit fb69f4ca81
4 changed files with 19 additions and 6 deletions
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17
highlighters/main/main-highlighter.zsh
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@ -59,6 +59,7 @@
: ${ZSH_HIGHLIGHT_STYLES[redirection]:=fg=yellow}
: ${ZSH_HIGHLIGHT_STYLES[comment]:=fg=black,bold}
: ${ZSH_HIGHLIGHT_STYLES[named-fd]:=none}
: ${ZSH_HIGHLIGHT_STYLES[numeric-fd]:=none}
: ${ZSH_HIGHLIGHT_STYLES[arg0]:=fg=green}
# Whether the highlighter should be called or not.
@ -112,6 +113,10 @@ _zsh_highlight_main_calculate_fallback() {
hashed-command arg0
arg0_\* arg0
# TODO: Maybe these? —
# named-fd file-descriptor
# numeric-fd file-descriptor
path_prefix path
# The path separator fallback won't ever be used, due to the optimisation
# in _zsh_highlight_main_highlighter_highlight_path_separators().
@ -1271,10 +1276,14 @@ _zsh_highlight_main_highlighter_highlight_argument()
esac
done
if (( path_eligible )) && _zsh_highlight_main_highlighter_check_path $arg[$1,-1]; then
base_style=$REPLY
_zsh_highlight_main_highlighter_highlight_path_separators $base_style
highlights+=($reply)
if (( path_eligible )); then
if (( in_redirection )) && [[ $last_arg == *['<>']['&'] && $arg[$1,-1] == <0-> ]]; then
base_style=numeric-fd
elif _zsh_highlight_main_highlighter_check_path $arg[$1,-1]; then
base_style=$REPLY
_zsh_highlight_main_highlighter_highlight_path_separators $base_style
highlights+=($reply)
fi
fi
highlights=($(( start_pos + $1 - 1 )) $end_pos $base_style $highlights)