Switch typescript provider, closes #428

syntax/basic/cluster.vim

@@ -0,0 +1,42 @@
+if exists('g:polyglot_disabled') && index(g:polyglot_disabled, 'typescript') != -1
+  finish
+endif
+
+"Block VariableStatement EmptyStatement ExpressionStatement IfStatement IterationStatement ContinueStatement BreakStatement ReturnStatement WithStatement LabelledStatement SwitchStatement ThrowStatement TryStatement DebuggerStatement
+syntax cluster typescriptStatement
+  \ contains=typescriptBlock,typescriptVariable,
+  \ @typescriptTopExpression,typescriptAssign,
+  \ typescriptConditional,typescriptRepeat,typescriptBranch,
+  \ typescriptLabel,typescriptStatementKeyword,
+  \ typescriptFuncKeyword,
+  \ typescriptTry,typescriptExceptions,typescriptDebugger,
+  \ typescriptExport,typescriptInterfaceKeyword,typescriptEnum,
+  \ typescriptModule,typescriptAliasKeyword,typescriptImport
+
+syntax cluster typescriptPrimitive  contains=typescriptString,typescriptTemplate,typescriptRegexpString,typescriptNumber,typescriptBoolean,typescriptNull,typescriptArray
+
+syntax cluster typescriptEventTypes            contains=typescriptEventString,typescriptTemplate,typescriptNumber,typescriptBoolean,typescriptNull
+
+" top level expression: no arrow func
+" also no func keyword. funcKeyword is contained in statement
+" funcKeyword allows overloading (func without body)
+" funcImpl requires body
+syntax cluster typescriptTopExpression
+  \ contains=@typescriptPrimitive,
+  \ typescriptIdentifier,typescriptIdentifierName,
+  \ typescriptOperator,typescriptUnaryOp,
+  \ typescriptParenExp,typescriptRegexpString,
+  \ typescriptGlobal,typescriptAsyncFuncKeyword,
+  \ typescriptClassKeyword,typescriptTypeCast
+
+" no object literal, used in type cast and arrow func
+" TODO: change func keyword to funcImpl
+syntax cluster typescriptExpression
+  \ contains=@typescriptTopExpression,
+  \ typescriptArrowFuncDef,
+  \ typescriptFuncImpl
+
+syntax cluster typescriptValue
+  \ contains=@typescriptExpression,typescriptObjectLiteral
+
+syntax cluster typescriptEventExpression       contains=typescriptArrowFuncDef,typescriptParenExp,@typescriptValue,typescriptRegexpString,@typescriptEventTypes,typescriptOperator,typescriptGlobal,jsxRegion