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Merge branch 'i511-bang-pipeline'

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* i511-bang-pipeline:
  main: Fold '!' handling in to the 'case'.  No functional change.
  Fix indentation.  No functional change.
  main: Fix highlighting of the ! precommand after array assignments. Add tests.
  main: Highlight the ! precommand as an error when not at the start of a pipeline.
This commit is contained in:
Daniel Shahaf 2018-10-23 16:58:33 +00:00
commit 4ce56a821e
4 changed files with 149 additions and 17 deletions
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27
highlighters/main/main-highlighter.zsh
View File

@ -398,6 +398,8 @@ _zsh_highlight_main_highlighter_highlight_list()
#
# The states are:
# - :start: Command word
# - :start_of_pipeline: Start of a 'pipeline' as defined in zshmisc(1).
# Only valid when :start: is present
# - :sudo_opt: A leading-dash option to a precommand, whether it takes an
# argument or not. (Example: sudo's "-u" or "-i".)
# - :sudo_arg: The argument to a precommand's leading-dash option,
@ -431,7 +433,7 @@ _zsh_highlight_main_highlighter_highlight_list()
# $in_redirection. The value of $next_word from the iteration that processed
# the operator is discarded.
#
local this_word next_word=':start:'
local this_word next_word=':start::start_of_pipeline:'
integer in_redirection
# Processing buffer
local proc_buf="$buf"
@ -667,11 +669,14 @@ _zsh_highlight_main_highlighter_highlight_list()
else
next_word=':start:'
highlight_glob=true
if [[ $arg != '|' && $arg != '|&' ]]; then
next_word+=':start_of_pipeline:'
fi
fi
elif ! (( in_redirection)) && [[ $this_word == *':always:'* && $arg == 'always' ]]; then
# try-always construct
style=reserved-word # de facto a reserved word, although not de jure
next_word=':start:'
next_word=':start:' # only left brace is allowed, apparently
elif ! (( in_redirection)) && [[ $this_word == *':start:'* ]]; then # $arg is the command word
if (( ${+precommand_options[$arg]} )) && _zsh_highlight_main__is_runnable $arg; then
style=precommand
@ -684,8 +689,7 @@ _zsh_highlight_main_highlighter_highlight_list()
case $res in
reserved) # reserved word
style=reserved-word
#
# Match braces.
# Match braces and handle special cases.
case $arg in
($'\x7b')
braces_stack='Y'"$braces_stack"
@ -746,6 +750,14 @@ _zsh_highlight_main_highlighter_highlight_list()
#
# The repeat-count word will be handled like a redirection target.
this_word=':start::regular:'
;;
('!')
if [[ $this_word != *':start_of_pipeline:'* ]]; then
style=unknown-token
else
# '!' reserved word at start of pipeline; style already set above
fi
;;
esac
;;
'suffix alias') style=suffix-alias;;
@ -764,6 +776,9 @@ _zsh_highlight_main_highlighter_highlight_list()
else
# assignment to a scalar parameter.
# (For array assignments, the command doesn't start until the ")" token.)
#
# Discard :start_of_pipeline:, if present, as '!' is not valid
# after assignments.
next_word+=':start:'
if (( start_pos + i <= end_pos )); then
() {
@ -822,7 +837,7 @@ _zsh_highlight_main_highlighter_highlight_list()
esac
fi
if [[ -n ${(M)ZSH_HIGHLIGHT_TOKENS_CONTROL_FLOW:#"$arg"} ]]; then
next_word=':start:'
next_word=':start::start_of_pipeline:'
fi
else # $arg is a non-command word
case $arg in
@ -847,7 +862,7 @@ _zsh_highlight_main_highlighter_highlight_list()
else
if [[ $zsyh_user_options[multifuncdef] == on ]] || false # TODO: or if the previous word was a command word
then
next_word+=':start:'
next_word+=':start::start_of_pipeline:'
fi
style=reserved-word
fi

40
highlighters/main/test-data/bang-assign-array.zsh Normal file
View File

@ -0,0 +1,40 @@
#!/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
# -------------------------------------------------------------------------------------------------
BUFFER=$'foo=(bar abaz) \! ls'
expected_region_highlight=(
'1 5 assign' # foo=(
'6 8 default' # bar
'10 13 default' # abaz
'14 14 assign' # )
'16 16 unknown-token' # \!
'18 19 command' # ls
)

38
highlighters/main/test-data/bang-assign-scalar.zsh Normal file
View File

@ -0,0 +1,38 @@
#!/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
# -------------------------------------------------------------------------------------------------
BUFFER=$'foo=bar \! ls'
expected_region_highlight=(
'1 7 assign' # foo=bar
'5 7 default' # bar
'9 9 unknown-token' # \!
'11 12 command' # ls
)

39
highlighters/main/test-data/bang-pipeline.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
# -------------------------------------------------------------------------------------------------
BUFFER=$'\! ls | \! ls'
expected_region_highlight=(
'1 1 reserved-word' # \!
'3 4 command' # ls
'6 6 commandseparator' # |
'8 8 unknown-token' # \!
'10 11 command' # ls
)