Format unique symmbol string output with unique symbol and not typeof within checker (microsoft#22247)

weswigham · web-flow · commit c12fc0d6c3fa · 2018-02-28T17:55:56.000-08:00
* Accept baseline update to symbol test

* Set default node flag instead of accepting new error
diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
@@ -2756,7 +2756,7 @@ namespace ts {
             }
         }
 
-        function typeToString(type: Type, enclosingDeclaration?: Node, flags?: TypeFormatFlags, writer: EmitTextWriter = createTextWriter("")): string {
+        function typeToString(type: Type, enclosingDeclaration?: Node, flags: TypeFormatFlags = TypeFormatFlags.AllowUniqueESSymbolType, writer: EmitTextWriter = createTextWriter("")): string {
             const typeNode = nodeBuilder.typeToTypeNode(type, enclosingDeclaration, toNodeBuilderFlags(flags) | NodeBuilderFlags.IgnoreErrors, writer);
             Debug.assert(typeNode !== undefined, "should always get typenode");
             const options = { removeComments: true };

Original file line number	Diff line number	Diff line change
`@@ -2756,7 +2756,7 @@ namespace ts {`
`2756`	`2756`	`}`
`2757`	`2757`	`}`
`2758`	`2758`
`2759`		`- function typeToString(type: Type, enclosingDeclaration?: Node, flags?: TypeFormatFlags, writer: EmitTextWriter = createTextWriter("")): string {`
	`2759`	`+ function typeToString(type: Type, enclosingDeclaration?: Node, flags: TypeFormatFlags = TypeFormatFlags.AllowUniqueESSymbolType, writer: EmitTextWriter = createTextWriter("")): string {`
`2760`	`2760`	`const typeNode = nodeBuilder.typeToTypeNode(type, enclosingDeclaration, toNodeBuilderFlags(flags) \| NodeBuilderFlags.IgnoreErrors, writer);`
`2761`	`2761`	`Debug.assert(typeNode !== undefined, "should always get typenode");`
`2762`	`2762`	`const options = { removeComments: true };`