diff options
Diffstat (limited to '.config/shell/zsh-fast-syntax-highlighting/→chroma/-scp.ch')
| -rw-r--r-- | .config/shell/zsh-fast-syntax-highlighting/→chroma/-scp.ch | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/.config/shell/zsh-fast-syntax-highlighting/→chroma/-scp.ch b/.config/shell/zsh-fast-syntax-highlighting/→chroma/-scp.ch new file mode 100644 index 0000000..d162284 --- /dev/null +++ b/.config/shell/zsh-fast-syntax-highlighting/→chroma/-scp.ch @@ -0,0 +1,87 @@ +# -*- mode: sh; sh-indentation: 4; indent-tabs-mode: nil; sh-basic-offset: 4; -*- +# Copyright (c) 2018 Sebastian Gniazdowski +# +# Tracks scp command and emits message when one tries to pass port to hostspec. +# +# $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; the token can be eg.: "grep" +# +# $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="$4" +local __style __chars +integer __idx1 __idx2 +local -a __results + +# First call, i.e. command starts, i.e. "grep" token etc. +(( __first_call )) && { + FAST_HIGHLIGHT[chroma-scp-counter]=0 + FAST_HIGHLIGHT[chroma-scp-counter-all]=1 + FAST_HIGHLIGHT[chroma-scp-message]="" + FAST_HIGHLIGHT[chroma-scp-skip-two]=0 + return 1 +} || { + (( FAST_HIGHLIGHT[chroma-scp-counter-all] += 1, __idx2 = FAST_HIGHLIGHT[chroma-scp-counter-all] )) + + # Following call, i.e. not the first one. + + # Check if chroma should end – test if token is of type + # "starts new command", if so pass-through – chroma ends + [[ "$__arg_type" = 3 ]] && return 2 + + if (( in_redirection > 0 || this_word & 128 )) || [[ $__wrd == "<<<" ]]; then + return 1 + fi + + if [[ "$__wrd" = -* ]]; then + # Detected option, add style for it. + [[ "$__wrd" = --* ]] && __style=${FAST_THEME_NAME}double-hyphen-option || \ + __style=${FAST_THEME_NAME}single-hyphen-option + if [[ "$__wrd" = (-c|-F|-i|-l|-o|-P|-S) ]]; then + FAST_HIGHLIGHT[chroma-scp-skip-two]=1 + fi + else + # Count non-option tokens. + if (( FAST_HIGHLIGHT[chroma-scp-skip-two] )); then + FAST_HIGHLIGHT[chroma-scp-skip-two]=0 + else + (( FAST_HIGHLIGHT[chroma-scp-counter] += 1, __idx1 = FAST_HIGHLIGHT[chroma-scp-counter] )) + if [[ "${FAST_HIGHLIGHT[chroma-scp-counter]}" -eq 1 ]]; then + if [[ "$__arg" = [^:]##:[0-9]## ]]; then + FAST_HIGHLIGHT[chroma-scp-message]+="Format of hostname incorrect, use -P to pass port number" + else + return 1 + fi + else + return 1 + fi + fi + fi + + if (( ${#${(z)BUFFER}} <= FAST_HIGHLIGHT[chroma-scp-counter-all] )); then + [[ -n "${FAST_HIGHLIGHT[chroma-scp-message]}" ]] && zle -M "${FAST_HIGHLIGHT[chroma-scp-message]}" + fi +} + +# Add region_highlight entry (via `reply' array). +# +# This is a common place of adding such entry, but any above code +# can do it itself and skip setting __style to disable this code. +[[ -n "$__style" ]] && (( __start=__start_pos-${#PREBUFFER}, __end=__end_pos-${#PREBUFFER}, __start >= 0 )) && reply+=("$__start $__end ${FAST_HIGHLIGHT_STYLES[$__style]}") + +# We aren't passing-through (no return 1 occured), do obligatory things ourselves. +(( this_word = next_word )) +_start_pos=$_end_pos + +return 0 + +# vim:ft=zsh:et:sw=4 |