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aa9ab2e728
The runtime had support to detect handlebars (*.hbs) files as filetype
handlebars but was lacking any indent or syntax highlighting for that
filetype.
The handlebars syntax file is also a prerequisite for the glimmer
syntax.
Permission was granted by the original author to retrofit these into the
Vim runtime. Original License (MIT) maintained in code comments.
related: vim/vim#19569
99ea2b5b06
Co-authored-by: Devin Weaver <suki@tritarget.org>
145 lines
7.2 KiB
VimL
145 lines
7.2 KiB
VimL
" Vim syntax file
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" Language: Handlebars
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" Maintainer: Devin Weaver
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" Last Change: 2026 Feb 20
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" Origin: https://github.com/joukevandermaas/vim-ember-hbs
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" Credits: Jouke van der Maas
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" License: MIT
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" The MIT License (MIT)
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"
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" Copyright (c) 2026 Devin Weaver
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" Copyright (c) 2015 Jouke van der Maas
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"
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" Permission is hereby granted, free of charge, to any person obtaining a copy
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" of this software and associated documentation files (the "Software"), to deal
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" in the Software without restriction, including without limitation the rights
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" to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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" copies of the Software, and to permit persons to whom the Software is
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" furnished to do so, subject to the following conditions:
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"
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" The above copyright notice and this permission notice shall be included in all
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" copies or substantial portions of the Software.
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"
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" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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" IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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" FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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" AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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" LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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" OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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" SOFTWARE.
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if exists("b:current_syntax")
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finish
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endif
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runtime! syntax/html.vim
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syntax cluster htmlPreproc add=hbsComponent,hbsMustache,hbsUnescaped,hbsMustacheBlock,hbsComment,hbsElseBlock,hbsEscapedMustache
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syntax match hbsEscapedMustache "\v\\\{\{"
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syntax region hbsComponent matchgroup=hbsComponentStatement start="\v\<\/?:?\a+(\.\a+|::-?\a+)*" end="\v\/?\>" keepend
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syntax region hbsMustache matchgroup=hbsHandles start="\v\{\{" skip="\v\\\}\}" end="\v\}\}" containedin=hbsComponent,hbsString keepend
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syntax region hbsMustacheBlock matchgroup=hbsHandles start="\v\{\{[#/]" skip="\v\\\}\}" end="\v\}\}" keepend
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" modern hbs supports {{else <block>}} where <block> starts a new block
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syntax region hbsElseBlock matchgroup=hbsHandles start="\v\{\{else\ "rs=e-5 skip="\v\\\}\}" end="\v\}\}" keepend
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syntax region hbsPencil matchgroup=hbsOperator start="\v\(" end="\v\)" contained containedin=hbsMustache,hbsMustacheBlock,hbsElseBlock,hbsPencil
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" identifier is any word inside a mustache or a pencil that is not followed by a = sign (see hbsArg below)
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syntax match hbsIdentifier "\v(\(|\{\{[#/]?)@<!<(\w+)|(\@\w+)>" contained containedin=hbsMustache,hbsMustacheBlock,hbsPencil,hbsElseBlock,hbsStatement
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" unescaped are special forms of mustaches that don't have other stuff except for an identifier in it
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syntax region hbsUnescaped matchgroup=hbsUnescapedHandles start="\v\{\{\{" skip="\v\\\}\}\}" end="\v\}\}\}" keepend
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syntax match hbsUnescapedIdentifier "\v(\{\{\{)@<=<\S+>(\}\}\})" contained containedin=hbsUnescaped
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syntax match hbsMustacheName "\v(\{\{[#/]?)@<=<\S+>" contained containedin=hbsMustache,hbsMustacheBlock,hbsPencil
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syntax match hbsPencilName "\v(\()@<=<\S+>" contained containedin=hbsMustache,hbsMustacheBlock,hbsPencil
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syntax match hbsBuiltInHelper "\v\(@<=<(query-params|mut|fn|array|hash|get|action|unbound|concat)>" contained containedin=hbsPencil
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syntax match hbsBuiltInHelper "\v(\{\{)@<=<(textarea|mut|fn|array|hash|input|get|action|on|input|unbound)>" contained containedin=hbsMustache
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syntax match hbsBuiltInHelper "\v(\{\{[#/]?)@<=<(component|with|link\-to)>" contained containedin=hbsMustacheBlock,hbsElseBlock
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syntax match hbsBuiltInHelperInElse "\v(\{\{else\ )@<=<(component|link\-to)>" contained containedin=hbsMustacheBlock,hbsElseBlock
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syntax match hbsControlFlow "\v(\{\{)@<=<else>( ?)@=" contained containedin=hbsElseBlock
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syntax match hbsControlFlow "\v\(@<=<(if|unless)>" contained containedin=hbsPencil
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syntax match hbsControlFlow "\v(\{\{)@<=<(debugger|unless|yield|outlet|else)>" contained containedin=hbsMustache
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syntax match hbsControlFlow "\v(\{\{[#/]?)@<=<(with|let|if|each(\-in)?|unless)>" contained containedin=hbsMustacheBlock,hbsElseBlock
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syntax match hbsKeyword "\v\s+as\s+" contained containedin=hbsComponent,hbsMustacheBlock,hbsElseBlock
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syntax region hbsStatement matchgroup=hbsDelimiter start="\v\|" end="\v\|" contained containedin=hbsComponent,hbsMustacheBlock,hbsElseBlock
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syntax region hbsString matchgroup=hbsString start=/\v\"/ skip=/\v\\\"/ end=/\v\"/ extend contained containedin=hbsComponent,hbsMustache,hbsMustacheBlock,hbsPencil,hbsElseBlock
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syntax region hbsString matchgroup=hbsString start=/\v\'/ skip=/\v\\\'/ end=/\v\'/ extend contained containedin=hbsComponent,hbsMustache,hbsMustacheBlock,hbsPencil,hbsElseBlock
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syntax match hbsNumber "\v<\d+>" contained containedin=hbsComponent,hbsMustache,hbsMustacheBlock,hbsPencil,hbsElseBlock
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syntax match hbsBool "\v<(true|false)>" contained containedin=hbsComponent,hbsMustache,hbsMustacheBlock,hbsPencil,hbsElseBlock
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syntax match hbsArg "\v(\@\S+|\S+)\=@=" contained containedin=hbsComponent,hbsMustache,hbsMustacheBlock,hbsPencil,hbsElseBlock
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syntax match hbsOperator "\v(\S+)@<=\=" contained containedin=hbsComponent,hbsMustache,hbsMustacheBlock,hbsPencil,hbsElseBlock
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syntax region hbsComment start="\v\{\{\!" end="\v\}\}" keepend
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syntax region hbsComment start="\v\{\{\!\-\-" end="\v\-\-\}\}" keepend
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" *Comment any comment
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" *Constant any constant
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" String a string constant: "this is a string"
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" Character a character constant: 'c', '\n'
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" Number a number constant: 234, 0xff
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" Boolean a boolean constant: TRUE, false
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" Float a floating point constant: 2.3e10
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" *Identifier any variable name
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" Function function name (also: methods for classes)
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" *Statement any statement
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" Conditional if, then, else, endif, switch, etc.
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" Repeat for, do, while, etc.
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" Label case, default, etc.
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" Operator "sizeof", "+", "*", etc.
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" Keyword any other keyword
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" Exception try, catch, throw
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" *PreProc generic Preprocessor
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" Include preprocessor #include
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" Define preprocessor #define
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" Macro same as Define
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" PreCondit preprocessor #if, #else, #endif, etc.
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" *Type int, long, char, etc.
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" StorageClass static, register, volatile, etc.
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" Structure struct, union, enum, etc.
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" Typedef A typedef
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" *Special any special symbol
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" SpecialChar special character in a constant
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" Tag you can use CTRL-] on this
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" Delimiter character that needs attention
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" SpecialComment special things inside a comment
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" Debug debugging statements
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" *Underlined text that stands out, HTML links
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" *Ignore left blank, hidden |hl-Ignore|
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" *Error any erroneous construct
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" *Todo anything that needs extra attention; mostly the
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" keywords TODO FIXME and XXX
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highlight link hbsBuiltInHelper Function
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highlight link hbsBuiltInHelperInElse Function
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highlight link hbsControlFlow Function
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highlight link hbsKeyword Keyword
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highlight link hbsOperator Operator
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highlight link hbsDelimiter Delimiter
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highlight link hbsMustacheName Statement
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highlight link hbsPencilName Statement
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highlight link hbsIdentifier Identifier
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highlight link hbsString String
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highlight link hbsNumber Special
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highlight link hbsBool Boolean
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highlight link hbsHandles Define
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highlight link hbsComponentStatement Define
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highlight link hbsUnescapedHandles Identifier
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highlight link hbsUnescapedIdentifier Identifier
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highlight link hbsComment Comment
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highlight link hbsArg Type
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let b:current_syntax = "handlebars"
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