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" Vim syntax file " Language: YAML (YAML Ain't Markup Language) 1.2 " Maintainer: Nikolai Pavlov <zyx.vim@gmail.com> " First author: Nikolai Weibull <now@bitwi.se> " Latest Revision: 2015-03-28 " removed duplicate yamlKeyValueDelimiter (pull #4799) if exists('b:current_syntax') finish endif let s:cpo_save = &cpo set cpo&vim " Choose the schema to use " TODO: Validate schema if !exists('b:yaml_schema') if exists('g:yaml_schema') let b:yaml_schema = g:yaml_schema else let b:yaml_schema = 'core' endif endif let s:ns_char = '\%([\n\r\uFEFF \t]\@!\p\)' let s:ns_word_char = '[[:alnum:]_\-]' let s:ns_uri_char = '\%(%\x\x\|'.s:ns_word_char.'\|[#/;?:@&=+$,.!~*''()[\]]\)' let s:ns_tag_char = '\%(%\x\x\|'.s:ns_word_char.'\|[#/;?:@&=+$.~*''()]\)' let s:c_ns_anchor_char = '\%([\n\r\uFEFF \t,[\]{}]\@!\p\)' let s:c_indicator = '[\-?:,[\]{}#&*!|>''"%@`]' let s:c_flow_indicator = '[,[\]{}]' let s:ns_char_without_c_indicator = substitute(s:ns_char, '\v\C[\zs', '\=s:c_indicator[1:-2]', '') let s:_collection = '[^\@!\(\%(\\\.\|\[^\\\]]\)\+\)]' let s:_neg_collection = '[^\(\%(\\\.\|\[^\\\]]\)\+\)]' function s:SimplifyToAssumeAllPrintable(p) return substitute(a:p, '\V\C\\%('.s:_collection.'\\@!\\p\\)', '[^\1]', '') endfunction let s:ns_char = s:SimplifyToAssumeAllPrintable(s:ns_char) let s:ns_char_without_c_indicator = s:SimplifyToAssumeAllPrintable(s:ns_char_without_c_indicator) let s:c_ns_anchor_char = s:SimplifyToAssumeAllPrintable(s:c_ns_anchor_char) function s:SimplifyAdjacentCollections(p) return substitute(a:p, '\V\C'.s:_collection.'\\|'.s:_collection, '[\1\2]', 'g') endfunction let s:ns_uri_char = s:SimplifyAdjacentCollections(s:ns_uri_char) let s:ns_tag_char = s:SimplifyAdjacentCollections(s:ns_tag_char) let s:c_verbatim_tag = '!<'.s:ns_uri_char.'\+>' let s:c_named_tag_handle = '!'.s:ns_word_char.'\+!' let s:c_secondary_tag_handle = '!!' let s:c_primary_tag_handle = '!' let s:c_tag_handle = '\%('.s:c_named_tag_handle. \ '\|'.s:c_secondary_tag_handle. \ '\|'.s:c_primary_tag_handle.'\)' let s:c_ns_shorthand_tag = s:c_tag_handle . s:ns_tag_char.'\+' let s:c_non_specific_tag = '!' let s:c_ns_tag_property = s:c_verbatim_tag. \ '\|'.s:c_ns_shorthand_tag. \ '\|'.s:c_non_specific_tag let s:c_ns_anchor_name = s:c_ns_anchor_char.'\+' let s:c_ns_anchor_property = '&'.s:c_ns_anchor_name let s:c_ns_alias_node = '\*'.s:c_ns_anchor_name let s:ns_directive_name = s:ns_char.'\+' let s:ns_local_tag_prefix = '!'.s:ns_uri_char.'*' let s:ns_global_tag_prefix = s:ns_tag_char.s:ns_uri_char.'*' let s:ns_tag_prefix = s:ns_local_tag_prefix. \ '\|'.s:ns_global_tag_prefix let s:ns_plain_safe_out = s:ns_char let s:ns_plain_safe_in = '\%('.s:c_flow_indicator.'\@!'.s:ns_char.'\)' let s:ns_plain_safe_in = substitute(s:ns_plain_safe_in, '\V\C\\%('.s:_collection.'\\@!'.s:_neg_collection.'\\)', '[^\1\2]', '') let s:ns_plain_safe_in_without_colhash = substitute(s:ns_plain_safe_in, '\V\C'.s:_neg_collection, '[^\1:#]', '') let s:ns_plain_safe_out_without_colhash = substitute(s:ns_plain_safe_out, '\V\C'.s:_neg_collection, '[^\1:#]', '') let s:ns_plain_first_in = '\%('.s:ns_char_without_c_indicator.'\|[?:\-]\%('.s:ns_plain_safe_in.'\)\@=\)' let s:ns_plain_first_out = '\%('.s:ns_char_without_c_indicator.'\|[?:\-]\%('.s:ns_plain_safe_out.'\)\@=\)' let s:ns_plain_char_in = '\%('.s:ns_char.'#\|:'.s:ns_plain_safe_in.'\|'.s:ns_plain_safe_in_without_colhash.'\)' let s:ns_plain_char_out = '\%('.s:ns_char.'#\|:'.s:ns_plain_safe_out.'\|'.s:ns_plain_safe_out_without_colhash.'\)' let s:ns_plain_out = s:ns_plain_first_out . s:ns_plain_char_out.'*' let s:ns_plain_in = s:ns_plain_first_in . s:ns_plain_char_in.'*' syn keyword yamlTodo contained TODO FIXME XXX NOTE syn region yamlComment display oneline start='\%\(^\|\s\)#' end='$' \ contains=yamlTodo execute 'syn region yamlDirective oneline start='.string('^\ze%'.s:ns_directive_name.'\s\+').' '. \ 'end="$" '. \ 'contains=yamlTAGDirective,'. \ 'yamlYAMLDirective,'. \ 'yamlReservedDirective '. \ 'keepend' syn match yamlTAGDirective '%TAG\s\+' contained nextgroup=yamlTagHandle execute 'syn match yamlTagHandle contained nextgroup=yamlTagPrefix '.string(s:c_tag_handle.'\s\+') execute 'syn match yamlTagPrefix contained nextgroup=yamlComment ' . string(s:ns_tag_prefix) syn match yamlYAMLDirective '%YAML\s\+' contained nextgroup=yamlYAMLVersion syn match yamlYAMLVersion '\d\+\.\d\+' contained nextgroup=yamlComment execute 'syn match yamlReservedDirective contained nextgroup=yamlComment '. \string('%\%(\%(TAG\|YAML\)\s\)\@!'.s:ns_directive_name) syn region yamlFlowString matchgroup=yamlFlowStringDelimiter start='"' skip='\\"' end='"' \ contains=yamlEscape \ nextgroup=yamlKeyValueDelimiter syn region yamlFlowString matchgroup=yamlFlowStringDelimiter start="'" skip="''" end="'" \ contains=yamlSingleEscape \ nextgroup=yamlKeyValueDelimiter syn match yamlEscape contained '\\\%([\\"abefnrtv\^0_ NLP\n]\|x\x\x\|u\x\{4}\|U\x\{8}\)' syn match yamlSingleEscape contained "''" syn match yamlBlockScalarHeader contained '\s\+\zs[|>]\%([+-]\=[1-9]\|[1-9]\=[+-]\)\=' syn cluster yamlConstant contains=yamlBool,yamlNull syn cluster yamlFlow contains=yamlFlowString,yamlFlowMapping,yamlFlowCollection syn cluster yamlFlow add=yamlFlowMappingKey,yamlFlowMappingMerge syn cluster yamlFlow add=@yamlConstant,yamlPlainScalar,yamlFloat syn cluster yamlFlow add=yamlTimestamp,yamlInteger,yamlMappingKeyStart syn cluster yamlFlow add=yamlComment syn region yamlFlowMapping matchgroup=yamlFlowIndicator start='{' end='}' contains=@yamlFlow syn region yamlFlowCollection matchgroup=yamlFlowIndicator start='\[' end='\]' contains=@yamlFlow execute 'syn match yamlPlainScalar /'.s:ns_plain_out.'/' execute 'syn match yamlPlainScalar contained /'.s:ns_plain_in.'/' syn match yamlMappingKeyStart '?\ze\s' syn match yamlMappingKeyStart '?' contained execute 'syn match yamlFlowMappingKey /\%#=1'.s:ns_plain_in.'\%(\s\+'.s:ns_plain_in.'\)*\ze\s*:/ contained '. \'nextgroup=yamlKeyValueDelimiter' syn match yamlFlowMappingMerge /<<\ze\s*:/ contained nextgroup=yamlKeyValueDelimiter syn match yamlBlockCollectionItemStart '^\s*\zs-\%(\s\+-\)*\s' nextgroup=yamlBlockMappingKey,yamlBlockMappingMerge " Use the old regexp engine, the NFA engine doesn't like all the \@ items. execute 'syn match yamlBlockMappingKey /\%#=1^\s*\zs'.s:ns_plain_out.'\%(\s\+'.s:ns_plain_out.'\)*\ze\s*:\%(\s\|$\)/ '. \'nextgroup=yamlKeyValueDelimiter' execute 'syn match yamlBlockMappingKey /\%#=1\s*\zs'.s:ns_plain_out.'\%(\s\+'.s:ns_plain_out.'\)*\ze\s*:\%(\s\|$\)/ contained '. \'nextgroup=yamlKeyValueDelimiter' syn match yamlBlockMappingMerge /^\s*\zs<<\ze:\%(\s\|$\)/ nextgroup=yamlKeyValueDelimiter syn match yamlBlockMappingMerge /<<\ze\s*:\%(\s\|$\)/ nextgroup=yamlKeyValueDelimiter contained syn match yamlKeyValueDelimiter /\s*:/ contained syn cluster yamlScalarWithSpecials contains=yamlPlainScalar,yamlBlockMappingKey,yamlFlowMappingKey let s:_bounder = s:SimplifyToAssumeAllPrintable('\%([[\]{}, \t]\@!\p\)') if b:yaml_schema is# 'json' syn keyword yamlNull null contained containedin=@yamlScalarWithSpecials syn keyword yamlBool true false exe 'syn match yamlInteger /'.s:_bounder.'\@1<!\%(0\|-\=[1-9][0-9]*\)'.s:_bounder.'\@!/ contained containedin=@yamlScalarWithSpecials' exe 'syn match yamlFloat /'.s:_bounder.'\@1<!\%(-\=[1-9][0-9]*\%(\.[0-9]*\)\=\(e[-+]\=[0-9]\+\)\=\|0\|-\=\.inf\|\.nan\)'.s:_bounder.'\@!/ contained containedin=@yamlScalarWithSpecials' elseif b:yaml_schema is# 'core' syn keyword yamlNull null Null NULL contained containedin=@yamlScalarWithSpecials syn keyword yamlBool true True TRUE false False FALSE contained containedin=@yamlScalarWithSpecials exe 'syn match yamlNull /'.s:_bounder.'\@1<!\~'.s:_bounder.'\@!/ contained containedin=@yamlScalarWithSpecials' exe 'syn match yamlInteger /'.s:_bounder.'\@1<!\%([+-]\=\%(0\%(b[0-1_]\+\|[0-7_]\+\|x[0-9a-fA-F_]\+\)\=\|\%([1-9][0-9_]*\%(:[0-5]\=\d\)\+\)\)\|[1-9][0-9_]*\)'.s:_bounder.'\@!/ contained containedin=@yamlScalarWithSpecials' exe 'syn match yamlFloat /'.s:_bounder.'\@1<!\%([+-]\=\%(\%(\d[0-9_]*\)\.[0-9_]*\%([eE][+-]\=\d\+\)\=\|\.[0-9_]\+\%([eE][-+]\=[0-9]\+\)\=\|\d[0-9_]*\%(:[0-5]\=\d\)\+\.[0-9_]*\|\.\%(inf\|Inf\|INF\)\)\|\%(\.\%(nan\|NaN\|NAN\)\)\)'.s:_bounder.'\@!/ contained containedin=@yamlScalarWithSpecials' elseif b:yaml_schema is# 'pyyaml' syn keyword yamlNull null Null NULL contained containedin=@yamlScalarWithSpecials syn keyword yamlBool true True TRUE false False FALSE yes Yes YES no No NO on On ON off Off OFF contained containedin=@yamlScalarWithSpecials exe 'syn match yamlNull /'.s:_bounder.'\@1<!\~'.s:_bounder.'\@!/ contained containedin=@yamlScalarWithSpecials' exe 'syn match yamlFloat /'.s:_bounder.'\@1<!\%(\v[-+]?%(\d[0-9_]*)\.[0-9_]*%([eE][-+]\d+)?|\.[0-9_]+%([eE][-+]\d+)?|[-+]?\d[0-9_]*%(\:[0-5]?\d)+\.[0-9_]*|[-+]?\.%(inf|Inf|INF)|\.%(nan|NaN|NAN)\m\)'.s:_bounder.'\@!/ contained containedin=@yamlScalarWithSpecials' exe 'syn match yamlInteger /'.s:_bounder.'\@1<!\%(\v[-+]?0b[0-1_]+|[-+]?0[0-7_]+|[-+]?%(0|[1-9][0-9_]*)|[-+]?0x[0-9a-fA-F_]+|[-+]?[1-9][0-9_]*%(:[0-5]?\d)+\m\)'.s:_bounder.'\@!/ contained containedin=@yamlScalarWithSpecials' exe 'syn match yamlTimestamp /'.s:_bounder.'\@1<!\%(\v\d\d\d\d\-\d\d\-\d\d|\d\d\d\d \-\d\d? \-\d\d?%([Tt]|[ \t]+)\d\d?\:\d\d \:\d\d %(\.\d*)?%([ \t]*%(Z|[-+]\d\d?%(\:\d\d)?))?\m\)'.s:_bounder.'\@!/ contained containedin=@yamlScalarWithSpecials' elseif b:yaml_schema is# 'failsafe' " Nothing endif unlet s:_bounder execute 'syn match yamlNodeTag '.string(s:c_ns_tag_property) execute 'syn match yamlAnchor '.string(s:c_ns_anchor_property) execute 'syn match yamlAlias '.string(s:c_ns_alias_node) syn match yamlDocumentStart '^---\ze\%(\s\|$\)' syn match yamlDocumentEnd '^\.\.\.\ze\%(\s\|$\)' hi def link yamlTodo Todo hi def link yamlComment Comment hi def link yamlDocumentStart PreProc hi def link yamlDocumentEnd PreProc hi def link yamlDirectiveName Keyword hi def link yamlTAGDirective yamlDirectiveName hi def link yamlTagHandle String hi def link yamlTagPrefix String hi def link yamlYAMLDirective yamlDirectiveName hi def link yamlReservedDirective Error hi def link yamlYAMLVersion Number hi def link yamlString String hi def link yamlFlowString yamlString hi def link yamlFlowStringDelimiter yamlString hi def link yamlEscape SpecialChar hi def link yamlSingleEscape SpecialChar hi def link yamlBlockCollectionItemStart Label hi def link yamlBlockMappingKey Identifier hi def link yamlBlockMappingMerge Special hi def link yamlFlowMappingKey Identifier hi def link yamlFlowMappingMerge Special hi def link yamlMappingKeyStart Special hi def link yamlFlowIndicator Special hi def link yamlKeyValueDelimiter Special hi def link yamlConstant Constant hi def link yamlNull yamlConstant hi def link yamlBool yamlConstant hi def link yamlAnchor Type hi def link yamlAlias Type hi def link yamlNodeTag Type hi def link yamlInteger Number hi def link yamlFloat Float hi def link yamlTimestamp Number let b:current_syntax = "yaml" unlet s:ns_word_char s:ns_uri_char s:c_verbatim_tag s:c_named_tag_handle s:c_secondary_tag_handle s:c_primary_tag_handle s:c_tag_handle s:ns_tag_char s:c_ns_shorthand_tag s:c_non_specific_tag s:c_ns_tag_property s:c_ns_anchor_char s:c_ns_anchor_name s:c_ns_anchor_property s:c_ns_alias_node s:ns_char s:ns_directive_name s:ns_local_tag_prefix s:ns_global_tag_prefix s:ns_tag_prefix s:c_indicator s:ns_plain_safe_out s:c_flow_indicator s:ns_plain_safe_in s:ns_plain_first_in s:ns_plain_first_out s:ns_plain_char_in s:ns_plain_char_out s:ns_plain_out s:ns_plain_in s:ns_char_without_c_indicator s:ns_plain_safe_in_without_colhash s:ns_plain_safe_out_without_colhash unlet s:_collection s:_neg_collection delfunction s:SimplifyAdjacentCollections delfunction s:SimplifyToAssumeAllPrintable let &cpo = s:cpo_save unlet s:cpo_save