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lassipulkkinenlassipulkkinen
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Better distinguish statements from expressions (#1249)
Fixes incorrect highlighting of blocks as objects.
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‎syntax/javascript.vim

+23-15
Original file line numberDiff line numberDiff line change
@@ -24,7 +24,8 @@ syntax sync fromstart
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" syntax case ignore
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syntax case match
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syntax match jsNoise /[:,;]/
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syntax match jsNoise /[:;]/
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syntax match jsNoise /,/ skipwhite skipempty nextgroup=@jsExpression
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syntax match jsDot /\./ skipwhite skipempty nextgroup=jsObjectProp,jsFuncCall,jsPrototype,jsTaggedTemplate
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syntax match jsObjectProp contained /\<\K\k*/
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syntax match jsFuncCall /\<\K\k*\ze\s*(/
@@ -33,7 +34,8 @@ syntax match jsParensError /[)}\]]/
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" Program Keywords
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syntax keyword jsStorageClass const var let skipwhite skipempty nextgroup=jsDestructuringBlock,jsDestructuringArray,jsVariableDef
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syntax match jsVariableDef contained /\<\K\k*/ skipwhite skipempty nextgroup=jsFlowDefinition
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syntax keyword jsOperatorKeyword delete instanceof typeof void new in of skipwhite skipempty nextgroup=@jsExpression
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syntax keyword jsOperatorKeyword delete instanceof typeof void new in skipwhite skipempty nextgroup=@jsExpression
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syntax keyword jsOf of skipwhite skipempty nextgroup=@jsExpression
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syntax match jsOperator "[-!|&+<>=%/*~^]" skipwhite skipempty nextgroup=@jsExpression
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syntax match jsOperator /::/ skipwhite skipempty nextgroup=@jsExpression
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syntax keyword jsBooleanTrue true
@@ -99,7 +101,8 @@ syntax keyword jsStatement contained break continue skipwhite skipempty next
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syntax keyword jsConditional if skipwhite skipempty nextgroup=jsParenIfElse
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syntax keyword jsConditional else skipwhite skipempty nextgroup=jsCommentIfElse,jsIfElseBlock
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syntax keyword jsConditional switch skipwhite skipempty nextgroup=jsParenSwitch
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syntax keyword jsRepeat while for skipwhite skipempty nextgroup=jsParenRepeat,jsForAwait
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syntax keyword jsWhile while skipwhite skipempty nextgroup=jsParenWhile
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syntax keyword jsFor for skipwhite skipempty nextgroup=jsParenFor,jsForAwait
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syntax keyword jsDo do skipwhite skipempty nextgroup=jsRepeatBlock
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syntax region jsSwitchCase contained matchgroup=jsLabel start=/\<\%(case\|default\)\>/ end=/:\@=/ contains=@jsExpression,jsLabel skipwhite skipempty nextgroup=jsSwitchColon keepend
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syntax keyword jsTry try skipwhite skipempty nextgroup=jsTryCatchBlock
@@ -135,19 +138,20 @@ syntax keyword jsHtmlEvents onblur onclick oncontextmenu ondblclick onfocus
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" Code blocks
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syntax region jsBracket matchgroup=jsBrackets start=/\[/ end=/\]/ contains=@jsExpression,jsSpreadExpression extend fold
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syntax region jsParen matchgroup=jsParens start=/(/ end=/)/ contains=@jsExpression extend fold nextgroup=jsFlowDefinition
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syntax region jsParenDecorator contained matchgroup=jsParensDecorator start=/(/ end=/)/ contains=@jsAll extend fold
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syntax region jsParenIfElse contained matchgroup=jsParensIfElse start=/(/ end=/)/ contains=@jsAll skipwhite skipempty nextgroup=jsCommentIfElse,jsIfElseBlock,jsReturn extend fold
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syntax region jsParenRepeat contained matchgroup=jsParensRepeat start=/(/ end=/)/ contains=@jsAll skipwhite skipempty nextgroup=jsCommentRepeat,jsRepeatBlock,jsReturn extend fold
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syntax region jsParenSwitch contained matchgroup=jsParensSwitch start=/(/ end=/)/ contains=@jsAll skipwhite skipempty nextgroup=jsSwitchBlock extend fold
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syntax region jsParenDecorator contained matchgroup=jsParensDecorator start=/(/ end=/)/ contains=@jsExpression extend fold
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syntax region jsParenIfElse contained matchgroup=jsParensIfElse start=/(/ end=/)/ contains=@jsExpression skipwhite skipempty nextgroup=jsCommentIfElse,jsIfElseBlock,jsReturn extend fold
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syntax region jsParenWhile contained matchgroup=jsParensWhile start=/(/ end=/)/ contains=@jsExpression skipwhite skipempty nextgroup=jsCommentRepeat,jsRepeatBlock,jsReturn extend fold
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syntax region jsParenFor contained matchgroup=jsParensFor start=/(/ end=/)/ contains=@jsExpression,jsStorageClass,jsOf skipwhite skipempty nextgroup=jsCommentRepeat,jsRepeatBlock,jsReturn extend fold
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syntax region jsParenSwitch contained matchgroup=jsParensSwitch start=/(/ end=/)/ contains=@jsExpression skipwhite skipempty nextgroup=jsSwitchBlock extend fold
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syntax region jsParenCatch contained matchgroup=jsParensCatch start=/(/ end=/)/ skipwhite skipempty nextgroup=jsTryCatchBlock extend fold
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syntax region jsFuncArgs contained matchgroup=jsFuncParens start=/(/ end=/)/ contains=jsFuncArgCommas,jsComment,jsFuncArgExpression,jsDestructuringBlock,jsDestructuringArray,jsRestExpression,jsFlowArgumentDef skipwhite skipempty nextgroup=jsCommentFunction,jsFuncBlock,jsFlowReturn extend fold
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syntax region jsClassBlock contained matchgroup=jsClassBraces start=/{/ end=/}/ contains=jsClassFuncName,jsClassMethodType,jsArrowFunction,jsArrowFuncArgs,jsComment,jsGenerator,jsDecorator,jsClassProperty,jsClassPropertyComputed,jsClassStringKey,jsAsyncKeyword,jsNoise extend fold
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syntax region jsFuncBlock contained matchgroup=jsFuncBraces start=/{/ end=/}/ contains=@jsAll,jsBlock extend fold
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syntax region jsIfElseBlock contained matchgroup=jsIfElseBraces start=/{/ end=/}/ contains=@jsAll,jsBlock extend fold
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syntax region jsTryCatchBlock contained matchgroup=jsTryCatchBraces start=/{/ end=/}/ contains=@jsAll,jsBlock skipwhite skipempty nextgroup=jsCatch,jsFinally extend fold
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syntax region jsFinallyBlock contained matchgroup=jsFinallyBraces start=/{/ end=/}/ contains=@jsAll,jsBlock extend fold
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syntax region jsSwitchBlock contained matchgroup=jsSwitchBraces start=/{/ end=/}/ contains=@jsAll,jsBlock,jsSwitchCase extend fold
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syntax region jsRepeatBlock contained matchgroup=jsRepeatBraces start=/{/ end=/}/ contains=@jsAll,jsBlock extend fold
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syntax region jsFuncBlock contained matchgroup=jsFuncBraces start=/{/ end=/}/ contains=@jsAll extend fold
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syntax region jsIfElseBlock contained matchgroup=jsIfElseBraces start=/{/ end=/}/ contains=@jsAll extend fold
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syntax region jsTryCatchBlock contained matchgroup=jsTryCatchBraces start=/{/ end=/}/ contains=@jsAll skipwhite skipempty nextgroup=jsCatch,jsFinally extend fold
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syntax region jsFinallyBlock contained matchgroup=jsFinallyBraces start=/{/ end=/}/ contains=@jsAll extend fold
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syntax region jsSwitchBlock contained matchgroup=jsSwitchBraces start=/{/ end=/}/ contains=@jsAll,jsSwitchCase extend fold
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syntax region jsRepeatBlock contained matchgroup=jsRepeatBraces start=/{/ end=/}/ contains=@jsAll extend fold
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syntax region jsDestructuringBlock contained matchgroup=jsDestructuringBraces start=/{/ end=/}/ contains=jsDestructuringProperty,jsDestructuringAssignment,jsDestructuringNoise,jsDestructuringPropertyComputed,jsSpreadExpression,jsComment nextgroup=jsFlowDefinition extend fold
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syntax region jsDestructuringArray contained matchgroup=jsDestructuringBraces start=/\[/ end=/\]/ contains=jsDestructuringPropertyValue,jsDestructuringNoise,jsDestructuringProperty,jsSpreadExpression,jsDestructuringBlock,jsDestructuringArray,jsComment nextgroup=jsFlowDefinition extend fold
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syntax region jsObject contained matchgroup=jsObjectBraces start=/{/ end=/}/ contains=jsObjectKey,jsObjectKeyString,jsObjectKeyComputed,jsObjectShorthandProp,jsObjectSeparator,jsObjectFuncName,jsObjectMethodType,jsGenerator,jsComment,jsObjectStringKey,jsSpreadExpression,jsDecorator,jsAsyncKeyword,jsTemplateString extend fold
@@ -165,7 +169,7 @@ syntax match jsFuncName contained /\<\K\k*/ skipwhite skipempty ne
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syntax region jsFuncArgExpression contained matchgroup=jsFuncArgOperator start=/=/ end=/[,)]\@=/ contains=@jsExpression extend
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syntax match jsFuncArgCommas contained ','
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syntax keyword jsArguments contained arguments
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syntax keyword jsForAwait contained await skipwhite skipempty nextgroup=jsParenRepeat
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syntax keyword jsForAwait contained await skipwhite skipempty nextgroup=jsParenFor
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" Matches a single keyword argument with no parens
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syntax match jsArrowFuncArgs /\<\K\k*\ze\s*=>/ skipwhite contains=jsFuncArgs skipwhite skipempty nextgroup=jsArrowFunction extend
@@ -233,7 +237,7 @@ if exists("javascript_plugin_flow")
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endif
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syntax cluster jsExpression contains=jsBracket,jsParen,jsObject,jsTernaryIf,jsTaggedTemplate,jsTemplateString,jsString,jsRegexpString,jsNumber,jsFloat,jsOperator,jsOperatorKeyword,jsBooleanTrue,jsBooleanFalse,jsNull,jsFunction,jsArrowFunction,jsGlobalObjects,jsExceptions,jsFutureKeys,jsDomErrNo,jsDomNodeConsts,jsHtmlEvents,jsFuncCall,jsUndefined,jsNan,jsPrototype,jsBuiltins,jsNoise,jsClassDefinition,jsArrowFunction,jsArrowFuncArgs,jsParensError,jsComment,jsArguments,jsThis,jsSuper,jsDo,jsForAwait,jsAsyncKeyword,jsStatement,jsDot
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syntax cluster jsAll contains=@jsExpression,jsStorageClass,jsConditional,jsRepeat,jsReturn,jsException,jsTry,jsNoise,jsBlockLabel
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syntax cluster jsAll contains=@jsExpression,jsStorageClass,jsConditional,jsWhile,jsFor,jsReturn,jsException,jsTry,jsNoise,jsBlockLabel,jsBlock
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" Define the default highlighting.
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" For version 5.7 and earlier: only when not done already
@@ -248,6 +252,8 @@ if version >= 508 || !exists("did_javascript_syn_inits")
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HiLink jsComment Comment
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HiLink jsEnvComment PreProc
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HiLink jsParensIfElse jsParens
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HiLink jsParensWhile jsParensRepeat
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HiLink jsParensFor jsParensRepeat
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HiLink jsParensRepeat jsParens
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HiLink jsParensSwitch jsParens
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HiLink jsParensCatch jsParens
@@ -273,6 +279,8 @@ if version >= 508 || !exists("did_javascript_syn_inits")
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HiLink jsBranch Conditional
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HiLink jsLabel Label
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HiLink jsReturn Statement
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HiLink jsWhile jsRepeat
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HiLink jsFor jsRepeat
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HiLink jsRepeat Repeat
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HiLink jsDo Repeat
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HiLink jsStatement Statement

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