if polyglot#init#is_disabled(expand('<sfile>:p'), 'typescript', 'syntax/basic/function.vim')
finish
endif
syntax keyword typescriptAsyncFuncKeyword async
\ nextgroup=typescriptFuncKeyword,typescriptArrowFuncDef,typescriptArrowFuncTypeParameter
\ skipwhite
syntax keyword typescriptAsyncFuncKeyword await
\ nextgroup=@typescriptValue
\ skipwhite
syntax keyword typescriptFuncKeyword function
\ nextgroup=typescriptAsyncFunc,typescriptFuncName,@typescriptCallSignature
\ skipwhite skipempty
syntax match typescriptAsyncFunc contained /*/
\ nextgroup=typescriptFuncName,@typescriptCallSignature
\ skipwhite skipempty
syntax match typescriptFuncName contained /\K\k*/
\ nextgroup=@typescriptCallSignature
\ skipwhite
syntax match typescriptArrowFuncDef contained /\K\k*\s*=>/
\ contains=typescriptArrowFuncArg,typescriptArrowFunc
\ nextgroup=@typescriptExpression,typescriptBlock
\ skipwhite skipempty
syntax match typescriptArrowFuncDef contained /(\%(\_[^()]\+\|(\_[^()]*)\)*)\_s*=>/
\ contains=typescriptArrowFuncArg,typescriptArrowFunc,@typescriptCallSignature
\ nextgroup=@typescriptExpression,typescriptBlock
\ skipwhite skipempty
syntax region typescriptArrowFuncDef contained start=/(\%(\_[^()]\+\|(\_[^()]*)\)*):/ matchgroup=typescriptArrowFunc end=/=>/
\ contains=typescriptArrowFuncArg,typescriptTypeAnnotation,@typescriptCallSignature
\ nextgroup=@typescriptExpression,typescriptBlock
\ skipwhite skipempty keepend
syntax region typescriptArrowFuncTypeParameter start=/</ end=/>/
\ contains=@typescriptTypeParameterCluster
\ nextgroup=typescriptArrowFuncDef
\ contained skipwhite skipnl
syntax match typescriptArrowFunc /=>/
syntax match typescriptArrowFuncArg contained /\K\k*/
syntax region typescriptReturnAnnotation contained start=/:/ end=/{/me=e-1 contains=@typescriptType nextgroup=typescriptBlock
syntax region typescriptFuncImpl contained start=/function\>/ end=/{/me=e-1
\ contains=typescriptFuncKeyword
\ nextgroup=typescriptBlock
syntax cluster typescriptCallImpl contains=typescriptGenericImpl,typescriptParamImpl
syntax region typescriptGenericImpl matchgroup=typescriptTypeBrackets
\ start=/</ end=/>/ skip=/\s*,\s*/
\ contains=typescriptTypeParameter
\ nextgroup=typescriptParamImpl
\ contained skipwhite
syntax region typescriptParamImpl matchgroup=typescriptParens
\ start=/(/ end=/)/
\ contains=typescriptDecorator,@typescriptParameterList,@typescriptComments
\ nextgroup=typescriptReturnAnnotation,typescriptBlock
\ contained skipwhite skipnl
