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zsh-syntax-highlighting
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'main': Learn $flags_sans_arguments and use that to parse '-xy foo' correctly where -x takes no argument and -y does.

This commit is contained in:
Daniel Shahaf 2018-01-12 13:32:30 +00:00
parent cda30ca3b6
commit 2c15b0e996
2 changed files with 55 additions and 9 deletions
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25
highlighters/main/main-highlighter.zsh
View File

@ -234,16 +234,22 @@ _zsh_highlight_highlighter_main_paint()
local braces_stack
# $flags_with_argument is a set of letters, corresponding to the option letters
# that would be followed by a colon in a getopts specification.
# that would be followed by a colon in a getopts specification.
local flags_with_argument
# $precommand_options maps precommand name to value of $flags_with_argument
# for that precommand.
# $flags_sans_argument is a set of letters, corresponding to the option letters
# that wouldn't be followed by a colon in a getopts specification.
local flags_sans_argument
# $precommand_options maps precommand name to values of $flags_with_argument and
# $flags_sans_argument for that precommand, joined by a colon.
#
# Currently, setting $flags_sans_argument is only important for commands that
# have a non-empty $flags_with_argument; see test-data/precommand4.zsh.
local -A precommand_options
precommand_options=(
'command' ''
'nice' n
'sudo' Cgprtu
'doas' aCu
'command' :pvV # as of zsh 5.4.2
'nice' n # as of current POSIX spec
'sudo' Cgprtu:AEHKPSVbhiklnsv # as of sudo 1.8.21p2
'doas' aCu:Lns # as of OpenBSD's doas(1) dated September 4, 2016
)
if [[ $zsyh_user_options[ignorebraces] == on || ${zsyh_user_options[ignoreclosebraces]:-off} == on ]]; then
@ -511,7 +517,7 @@ _zsh_highlight_highlighter_main_paint()
if (( ! in_redirection )); then
if [[ $this_word == *':sudo_opt:'* ]]; then
if [[ -n $flags_with_argument ]] &&
[[ $arg == '-'[$flags_with_argument] ]]; then
( setopt extendedglob; [[ $arg == '-'[$flags_sans_argument]#[$flags_with_argument] ]] ); then
# Flag that requires an argument
this_word=${this_word//:start:/}
next_word=':sudo_arg:'
@ -538,7 +544,8 @@ _zsh_highlight_highlighter_main_paint()
elif [[ $this_word == *':start:'* ]] && (( in_redirection == 0 )); then # $arg is the command word
if (( ${+precommand_options[$arg]} )) && { _zsh_highlight_main__type $arg; [[ -n $REPLY && $REPLY != "none" ]] }; then
style=precommand
flags_with_argument=${precommand_options[$arg]}
flags_with_argument=${precommand_options[$arg]%:*}
flags_sans_argument=${precommand_options[$arg]#*:}
next_word=${next_word//:regular:/}
next_word+=':sudo_opt:'
next_word+=':start:'

39
highlighters/main/test-data/precommand4.zsh Normal file
View File

@ -0,0 +1,39 @@
#!/usr/bin/env zsh
# -------------------------------------------------------------------------------------------------
# Copyright (c) 2018 zsh-syntax-highlighting contributors
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without modification, are permitted
# provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice, this list of conditions
# and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice, this list of
# conditions and the following disclaimer in the documentation and/or other materials provided
# with the distribution.
# * Neither the name of the zsh-syntax-highlighting contributors nor the names of its contributors
# may be used to endorse or promote products derived from this software without specific prior
# written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
# FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
# IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
# OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
# -------------------------------------------------------------------------------------------------
# -*- mode: zsh; sh-indentation: 2; indent-tabs-mode: nil; sh-basic-offset: 2; -*-
# vim: ft=zsh sw=2 ts=2 et
# -------------------------------------------------------------------------------------------------
doas(){}
BUFFER=$'doas -nu phy1729 ls'
expected_region_highlight=(
'1 4 precommand' # doas
'6 8 single-hyphen-option' # -nu
'10 16 default' # phy1729
'18 19 command' # ls
)