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kakoune/rc/filetype/hbs.kak

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# http://handlebarsjs.com/
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
# Detection
# ‾‾‾‾‾‾‾‾‾
hook global BufCreate .*[.](hbs) %{
set-option buffer filetype hbs
}
hook global WinSetOption filetype=hbs %{
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require-module hbs
hook window ModeChange pop:insert:.* -group hbs-trim-indent hbs-trim-indent
hook window InsertChar \n -group hbs-indent hbs-indent-on-new-line
hook window InsertChar .* -group hbs-indent hbs-indent-on-char
hook window InsertChar '>' -group hbs-indent html-indent-on-greater-than
hook window InsertChar \n -group hbs-indent html-indent-on-new-line
hook -once -always window WinSetOption filetype=.* %{ remove-hooks window hbs-.+ }
}
hook -group hbs-highlight global WinSetOption filetype=hbs %{
maybe-add-hbs-to-html
add-highlighter window/hbs-file ref hbs-file
hook -once -always window WinSetOption filetype=.* %{ remove-highlighter window/hbs-file }
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}
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provide-module hbs %[
require-module html
# Highlighters
# ‾‾‾‾‾‾‾‾‾‾‾‾
add-highlighter shared/hbs regions
add-highlighter shared/hbs/comment region \{\{!-- --\}\} fill comment
add-highlighter shared/hbs/comment_alt region \{\{! \}\} fill comment
add-highlighter shared/hbs/block-expression region \{\{[#/] \}\} regions
add-highlighter shared/hbs/expression region \{\{ \}\} regions
define-command -hidden add-mutual-highlighters -params 1 %~
add-highlighter "shared/hbs/%arg{1}/code" default-region group
add-highlighter "shared/hbs/%arg{1}/single-quote" region '"' (?<!\\)(\\\\)*" fill string
add-highlighter "shared/hbs/%arg{1}/double-quote" region "'" (?<!\\)(\\\\)*' fill string
add-highlighter "shared/hbs/%arg{1}/code/variable" regex \b([\w-]+)\b 1:variable
add-highlighter "shared/hbs/%arg{1}/code/attribute" regex \b([\w-]+)= 1:attribute
add-highlighter "shared/hbs/%arg{1}/code/helper" regex (?:(?:\{\{)|\()([#/]?[\w-]+(?:/[\w-]+)*) 1:keyword
~
add-mutual-highlighters expression
add-mutual-highlighters block-expression
add-highlighter shared/hbs/block-expression/code/yield regex \b(as)\s|[\w-]+|\}\} 1:keyword
# wrapper around shared/html highlighter. The shared/hbs highlighter will be
# added into shared/html when a buffer of filetype 'hbs' is actively displayed in the window.
add-highlighter shared/hbs-file regions
add-highlighter shared/hbs-file/html default-region ref html
# Commands
# ‾‾‾‾‾‾‾‾
define-command -hidden hbs-trim-indent %{
# remove trailing white spaces
try %{ execute-keys -draft -itersel <a-x> s \h+$ <ret> d }
}
define-command -hidden hbs-indent-on-char %[
evaluate-commands -draft -itersel %[
# de-indent after closing a yielded block tag
try %[ execute-keys -draft <space> <a-h> s ^\h+\{\{/([\w-.]+(?:/[\w-.]+)*)\}\}$ <ret> {c\{\{#<c-r>1,\{\{/<c-r>1\}\} <ret> s \A|.\z <ret> 1<a-&> ]
]
]
define-command -hidden hbs-indent-on-new-line %{
evaluate-commands -draft -itersel %{
# copy '/' comment prefix and following white spaces
try %{ execute-keys -draft k <a-x> s ^\h*\K/\h* <ret> y j p }
# preserve previous line indent
try %{ execute-keys -draft <semicolon> K <a-&> }
# filter previous line
try %{ execute-keys -draft k : hbs-trim-indent <ret> }
# indent after lines beginning with : or -
try %{ execute-keys -draft k <a-x> <a-k> ^\h*[:-] <ret> j <a-gt> }
}
}
# Initialization
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾
declare-option bool hbs_highlighters_enabled false
define-command -hidden maybe-add-hbs-to-html %{ evaluate-commands %sh{
if [ "$kak_opt_hbs_highlighters_enabled" == "false" ]; then
printf %s "
add-highlighter shared/html/hbs region '\{\{' '\}\}' ref hbs
add-highlighter shared/html/tag/hbs region '\{\{' '\}\}' ref hbs
set-option global hbs_highlighters_enabled true
"
fi
} }
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]