Add graphql support, closes #298

1 files changed, 68 insertions, 0 deletions

diff --git a/syntax/graphql.vim b/syntax/graphql.vim
new file mode 100644
index 00000000..06223576
--- /dev/null
+++ b/syntax/graphql.vim
@@ -0,0 +1,68 @@
+if exists('g:polyglot_disabled') && index(g:polyglot_disabled, 'graphql') != -1
+  finish
+endif
+
+" Vim syntax file
+" Language: GraphQL
+" Maintainer: Jon Parise <jon@indelible.org>
+
+if exists('b:current_syntax')
+    finish
+endif
+
+syn match graphqlComment    "#.*$" contains=@Spell
+
+syn match graphqlOperator   "=" display
+syn match graphqlOperator   "!" display
+syn match graphqlOperator   "|" display
+syn match graphqlOperator   "\M..." display
+
+syn keyword graphqlBoolean  true false
+syn keyword graphqlNull     null
+syn match   graphqlNumber   "-\=\<\%(0\|[1-9]\d*\)\%(\.\d\+\)\=\%([eE][-+]\=\d\+\)\=\>" display
+syn region  graphqlString   start=+"+  skip=+\\\\\|\\"+  end=+"\|$+
+syn region  graphqlString   start=+"""+ end=+"""+
+
+syn keyword graphqlKeyword on nextgroup=graphqlType skipwhite
+
+syn keyword graphqlStructure enum scalar type union nextgroup=graphqlType skipwhite
+syn keyword graphqlStructure input interface subscription nextgroup=graphqlType skipwhite
+syn keyword graphqlStructure implements nextgroup=graphqlType skipwhite
+syn keyword graphqlStructure query mutation fragment nextgroup=graphqlName skipwhite
+syn keyword graphqlStructure directive nextgroup=graphqlDirective skipwhite
+syn keyword graphqlStructure extend nextgroup=graphqlStructure skipwhite
+syn keyword graphqlStructure schema nextgroup=graphqlFold skipwhite
+
+syn match graphqlDirective  "\<@\h\w*\>"   display
+syn match graphqlVariable   "\<\$\h\w*\>"  display
+syn match graphqlName       "\<\h\w*\>"    display
+syn match graphqlType       "\<_*\u\w*\>"  display
+syn match graphqlConstant   "\<[A-Z_]\+\>" display
+
+syn keyword graphqlMetaFields __schema __type __typename
+
+syn region  graphqlFold matchgroup=graphqlBraces start="{" end="}" transparent fold contains=ALLBUT,graphqlStructure
+syn region  graphqlList matchgroup=graphqlBraces start="\[" end="]" transparent contains=ALLBUT,graphqlDirective,graphqlStructure
+
+hi def link graphqlComment          Comment
+hi def link graphqlOperator         Operator
+
+hi def link graphqlBraces           Delimiter
+
+hi def link graphqlBoolean          Boolean
+hi def link graphqlNull             Keyword
+hi def link graphqlNumber           Number
+hi def link graphqlString           String
+
+hi def link graphqlConstant         Constant
+hi def link graphqlDirective        PreProc
+hi def link graphqlName             Identifier
+hi def link graphqlMetaFields       Special
+hi def link graphqlKeyword          Keyword
+hi def link graphqlStructure        Structure
+hi def link graphqlType             Type
+hi def link graphqlVariable         Identifier
+
+syn sync minlines=500
+
+let b:current_syntax = 'graphql'