Fix range for TypeScript optional parameter in arrow function (#9463)

2019-02-06 08:17:32 -06:00
parent e03e5ba01d
commit 07b0f22a3f
3 changed files with 135 additions and 8 deletions
--- a/packages/babel-parser/src/plugins/typescript.js
+++ b/packages/babel-parser/src/plugins/typescript.js
@@ -1849,7 +1849,7 @@ export default (superClass: Class<Parser>): Class<Parser> =>
        return this.finishNode(typeCastNode, "TSTypeCastExpression");
      }

-      return node;
+      return this.finishNode(node, node.type);
    }

    parseExportDeclaration(node: N.ExportNamedDeclaration): ?N.Declaration {