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# -*- mode: sh; sh-indentation: 4; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
# Copyright (c) 2018 Sebastian Gniazdowski
#
# Chroma function for `sh' shell. It colorizes string passed with -c option.
#
# $1 - 0 or 1, denoting if it's first call to the chroma, or following one
# $2 - the current token, also accessible by $__arg from the above scope -
# basically a private copy of $__arg
# $3 - a private copy of $_start_pos, i.e. the position of the token in the
# command line buffer, used to add region_highlight entry (see man),
# because Zsh colorizes by *ranges* in command line buffer
# $4 - a private copy of $_end_pos from the above scope
#
(( next_word = 2 | 8192 ))
local __first_call=$1 __wrd=$2 __start_pos=$3 __end_pos=$4
local __style
integer __idx1 __idx2
local -a __lines_list
(( __first_call )) && {
# Called for the first time - new command
FAST_HIGHLIGHT[chrome-git-got-c]=0
return 1
} || {
# Following call, i.e. not the first one
# Check if chroma should end – test if token is of type
# "starts new command", if so pass-through – chroma ends
[[ $__arg_type = 3 ]] && return 2
if (( in_redirection > 0 || this_word & 128 )) || [[ $__wrd == "<<<" ]]; then
return 1
fi
__wrd=${${${(Q)__wrd}#[\"\']}%[\"\']}
if [[ $__wrd = -* && $__wrd != -*c* ]]; then
__style=${FAST_THEME_NAME}${${${__wrd:#--*}:+single-hyphen-option}:-double-hyphen-option}
else
if (( FAST_HIGHLIGHT[chrome-git-got-c] == 1 )); then
for (( __idx1 = 1, __idx2 = 1; __idx2 <= __asize; ++ __idx1 )); do
[[ ${__arg[__idx2]} = ${__wrd[__idx1]} ]] && break
while [[ ${__arg[__idx2]} != ${__wrd[__idx1]} ]]; do
(( ++ __idx2 ))
(( __idx2 > __asize )) && { __idx2=0; break; }
done
(( __idx2 == 0 )) && break
[[ ${__arg[__idx2]} = ${__wrd[__idx1]} ]] && break
done
FAST_HIGHLIGHT[chrome-git-got-c]=0
(( _start_pos-__PBUFLEN >= 0 )) && \
-fast-highlight-process "$PREBUFFER" "${__wrd}" "$(( __start_pos + __idx2 - 1 ))"
elif [[ $__wrd = -*c* ]]; then
FAST_HIGHLIGHT[chrome-git-got-c]=1
else
return 1
fi
fi
}
# Add region_highlight entry (via `reply' array)
[[ -n $__style ]] && (( __start=__start_pos-${#PREBUFFER}, __end=__end_pos-${#PREBUFFER}, __start >= 0 )) && reply+=("$__start $__end ${FAST_HIGHLIGHT_STYLES[$__style]}")
# We aren't passing-through, do obligatory things ourselves
(( this_word = next_word ))
_start_pos=$_end_pos
return 0
# vim:ft=zsh:et:sw=4