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Module and import syntax #55

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Merged
merged 2 commits into from
Mar 11, 2018
Merged

Module and import syntax #55

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6fcc9d2
Fixed #53: import syntax
Mar 11, 2018
0e666bf
Module syntax
Mar 11, 2018
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38 changes: 26 additions & 12 deletions syntax/purescript.vim
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Original file line number Diff line number Diff line change
Expand Up @@ -50,28 +50,41 @@ syn match purescriptClass "\<class\>" containedin=purescriptClassDecl contained
syn match purescriptClassName "\<[A-Z]\w*\>" containedin=purescriptClassDecl contained

" Module
syn match purescriptModuleName "\(\w\+\.\?\)*" contained excludenl
syn match purescriptModuleName "\(\u\w\*\.\?\)*" contained excludenl
syn match purescriptModuleKeyword "\<module\>"
syn match purescriptModule "^module\>\s\+\<\(\w\+\.\?\)*\>"
\ contains=purescriptModuleKeyword,purescriptModuleName
\ nextgroup=purescriptModuleParams skipwhite skipnl skipempty
\ nextgroup=purescriptModuleParams
\ skipwhite
\ skipnl
\ skipempty
syn region purescriptModuleParams start="(" skip="([^)]\{-})" end=")" fold contained keepend
\ contains=purescriptClassDecl,purescriptClass,purescriptClassName,purescriptDelimiter,purescriptType,purescriptTypeExport,purescriptFunction,purescriptStructure,purescriptModuleKeyword,@purescriptComment
\ contains=purescriptClassDecl,purescriptClass,purescriptClassName,purescriptDelimiter,purescriptType,purescriptTypeExport,purescriptStructure,purescriptModuleKeyword,@purescriptComment
\ nextgroup=purescriptImportParams skipwhite

" Import
syn match purescriptImportKeyword "\<\(foreign\|import\|qualified\)\>"
syn match purescriptImport "\<import\>\s\+\(qualified\s\+\)\?\<\(\w\+\.\?\)*"
\ contains=purescriptImportKeyword,purescriptModuleName
\ nextgroup=purescriptImportParams,purescriptImportAs,purescriptImportHiding
\ skipwhite
syn region purescriptImportParams
\ start="("
\ skip="([^)]\{-})"
\ end=")"
\ contained
\ contains=purescriptClass,purescriptClassName,purescriptStructure,purescriptType
\ nextgroup=purescriptImportAs
\ skipwhite
syn keyword purescriptAsKeyword as contained
syn match purescriptImportAs "\<as\>\_s\+\u\w*"
\ contains=purescriptAsKeyword,purescriptModuleName
syn keyword purescriptHidingKeyword hiding contained
syn match purescriptImport "\<import\>\s\+\(qualified\s\+\)\?\<\(\w\+\.\?\)*\>"
\ contains=purescriptImportKeyword,purescriptModuleName
\ nextgroup=purescriptModuleParams,purescriptImportParams skipwhite
syn match purescriptImportParams "as\s\+\(\w\+\)" contained
\ contains=purescriptModuleName,purescriptAsKeyword
\ nextgroup=purescriptModuleParams,purescriptImportParams skipwhite
syn match purescriptImportParams "hiding" contained
syn match purescriptImportHiding "hiding"
\ contained
\ contains=purescriptHidingKeyword
\ nextgroup=purescriptModuleParams,purescriptImportParams skipwhite
\ nextgroup=purescriptImportParams
\ skipwhite

" Function declaration
syn region purescriptFunctionDecl
Expand All @@ -95,7 +108,6 @@ syn match purescriptForall "∀"
syn keyword purescriptConditional if then else
syn keyword purescriptStatement do case of in
syn keyword purescriptLet let
" syn keyword purescriptClass class
syn keyword purescriptWhere where
syn match purescriptStructure "\<\(data\|newtype\|type\|kind\)\>"
\ nextgroup=purescriptType skipwhite
Expand Down Expand Up @@ -150,6 +162,8 @@ syn cluster purescriptComment contains=purescriptLineComment,purescriptBlockComm
syn sync minlines=50

" highlight links
highlight def link purescriptModule Include
highlight def link purescriptImport Include
highlight def link purescriptModuleKeyword purescriptKeyword
highlight def link purescriptModuleName Include
highlight def link purescriptModuleParams purescriptDelimiter
Expand Down