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# meson syntax highlighting for kakoune (https://mesonbuild.com)
#
# For reference see:
# https://mesonbuild.com/Syntax.html
# https://github.com/mesonbuild/meson/blob/master/data/syntax-highlighting/vim/syntax/meson.vim
## Detection
hook global BufCreate (.*/|^)(meson\.build|meson_options\.txt) %{
set-option buffer filetype meson
}
## Initialization
hook -group meson-highlight global WinSetOption filetype=meson %{
require-module meson
set-option window static_words %opt{meson_static_words}
add-highlighter window/meson ref meson
hook -once -always window WinSetOption filetype=.* %{ remove-highlighter window/meson }
}
provide-module meson %§
## Highlighters
add-highlighter shared/meson regions
add-highlighter shared/meson/code default-region group
add-highlighter shared/meson/comment region '(\h|^)#' '$' fill comment
# TODO: highlight escape sequences within strings
add-highlighter shared/meson/string_multiline region "'''" "'''" fill string
add-highlighter shared/meson/string_single region "'" (?<!\\)(\\\\)*' fill string
# integer literals
add-highlighter shared/meson/code/ regex '\b\d+\b' 0:value
# operators
add-highlighter shared/meson/code/ regex '(?:\+|-|\*|/|%|!=|=|<|>|\?|:)' 0:operator
add-highlighter shared/meson/code/ regex '\b(?:and|not|or|in)\b' 0:operator
# functions
add-highlighter shared/meson/code/ regex "\b(\w+)\(" 1:function
evaluate-commands %sh{
values="true false"
keywords="if else endif elif foreach endforeach break continue"
builtins="add_global_arguments add_global_link_arguments add_languages
add_project_arguments add_project_link_arguments add_test_setup
alias_target assert benchmark both_libraries build_machine build_target
configuration_data configure_file custom_target declare_dependency
dependency disabler environment error executable files find_library
find_program generator get_option get_variable gettext host_machine
import include_directories install_data install_headers install_man
install_subdir is_disabler is_variable jar join_paths library meson
message option project run_command run_target set_variable shared_library
shared_module static_library subdir subdir_done subproject summary
target_machine test vcs_tag warning"
join() { sep=$2; eval set -- $1; IFS="$sep"; echo "$*"; }
# Add the language's grammar to the static completion list
printf %s\\n "declare-option str-list meson_static_words $(join "${values} ${keywords} ${builtins}" ' ')"
# Highlight keywords
printf %s "
add-highlighter shared/meson/code/ regex '\b($(join "${values}" '|'))\b' 0:value
add-highlighter shared/meson/code/ regex '\b($(join "${keywords}" '|'))\b' 0:keyword
add-highlighter shared/meson/code/ regex '\b($(join "${builtins}" '|'))\b\(' 1:builtin
"
}
§
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