repackaging: all the file moves

modules/@angular/compiler/test/html_ast_spec_utils.ts

@@ -0,0 +1,93 @@
+import {HtmlParser, HtmlParseTreeResult, HtmlTreeError} from 'angular2/src/compiler/html_parser';
+import {
+  HtmlAst,
+  HtmlAstVisitor,
+  HtmlElementAst,
+  HtmlAttrAst,
+  HtmlTextAst,
+  HtmlCommentAst,
+  HtmlExpansionAst,
+  HtmlExpansionCaseAst,
+  htmlVisitAll
+} from 'angular2/src/compiler/html_ast';
+import {ParseError, ParseLocation} from 'angular2/src/compiler/parse_util';
+import {BaseException} from 'angular2/src/facade/exceptions';
+
+export function humanizeDom(parseResult: HtmlParseTreeResult): any[] {
+  if (parseResult.errors.length > 0) {
+    var errorString = parseResult.errors.join('\n');
+    throw new BaseException(`Unexpected parse errors:\n${errorString}`);
+  }
+
+  var humanizer = new _Humanizer(false);
+  htmlVisitAll(humanizer, parseResult.rootNodes);
+  return humanizer.result;
+}
+
+export function humanizeDomSourceSpans(parseResult: HtmlParseTreeResult): any[] {
+  if (parseResult.errors.length > 0) {
+    var errorString = parseResult.errors.join('\n');
+    throw new BaseException(`Unexpected parse errors:\n${errorString}`);
+  }
+
+  var humanizer = new _Humanizer(true);
+  htmlVisitAll(humanizer, parseResult.rootNodes);
+  return humanizer.result;
+}
+
+export function humanizeLineColumn(location: ParseLocation): string {
+  return `${location.line}:${location.col}`;
+}
+
+class _Humanizer implements HtmlAstVisitor {
+  result: any[] = [];
+  elDepth: number = 0;
+
+  constructor(private includeSourceSpan: boolean){};
+
+  visitElement(ast: HtmlElementAst, context: any): any {
+    var res = this._appendContext(ast, [HtmlElementAst, ast.name, this.elDepth++]);
+    this.result.push(res);
+    htmlVisitAll(this, ast.attrs);
+    htmlVisitAll(this, ast.children);
+    this.elDepth--;
+    return null;
+  }
+
+  visitAttr(ast: HtmlAttrAst, context: any): any {
+    var res = this._appendContext(ast, [HtmlAttrAst, ast.name, ast.value]);
+    this.result.push(res);
+    return null;
+  }
+
+  visitText(ast: HtmlTextAst, context: any): any {
+    var res = this._appendContext(ast, [HtmlTextAst, ast.value, this.elDepth]);
+    this.result.push(res);
+    return null;
+  }
+
+  visitComment(ast: HtmlCommentAst, context: any): any {
+    var res = this._appendContext(ast, [HtmlCommentAst, ast.value, this.elDepth]);
+    this.result.push(res);
+    return null;
+  }
+
+  visitExpansion(ast: HtmlExpansionAst, context: any): any {
+    var res = this._appendContext(ast, [HtmlExpansionAst, ast.switchValue, ast.type]);
+    this.result.push(res);
+    htmlVisitAll(this, ast.cases);
+    return null;
+  }
+
+  visitExpansionCase(ast: HtmlExpansionCaseAst, context: any): any {
+    var res = this._appendContext(ast, [HtmlExpansionCaseAst, ast.value]);
+    this.result.push(res);
+    return null;
+  }
+
+  private _appendContext(ast: HtmlAst, input: any[]): any[] {
+    if (!this.includeSourceSpan) return input;
+    input.push(ast.sourceSpan.toString());
+    return input;
+  }
+}