refactor(compiler): misc minor (#23441)

PR Close #23441
2018-04-17 13:27:18 -07:00
parent 84f024309a
commit 6ff164be0e
3 changed files with 19 additions and 15 deletions
--- a/packages/compiler/src/template_parser/template_preparser.ts
+++ b/packages/compiler/src/template_parser/template_preparser.ts
@ -24,7 +24,7 @@ export function preparseElement(ast: html.Element): PreparsedElement {
  let hrefAttr: string = null !;
  let relAttr: string = null !;
  let nonBindable = false;
-  let projectAs: string = null !;
+  let projectAs = '';
  ast.attrs.forEach(attr => {
    const lcAttrName = attr.name.toLowerCase();
    if (lcAttrName == NG_CONTENT_SELECT_ATTR) {