update dom-parsing idl (#661)

Author: saschanaz

baselines/dom.generated.d.ts

@@ -4819,7 +4819,7 @@ interface ElementEventMap {
 }
 
 /** Element is the most general base class from which all objects in a Document inherit. It only has methods and properties common to all kinds of elements. More specific classes inherit from Element. */
-interface Element extends Node, ParentNode, NonDocumentTypeChildNode, ChildNode, Slotable, Animatable {
+interface Element extends Node, ParentNode, NonDocumentTypeChildNode, ChildNode, Slotable, InnerHTML, Animatable {
     readonly assignedSlot: HTMLSlotElement | null;
     readonly attributes: NamedNodeMap;
     /**
@@ -4841,7 +4841,6 @@ interface Element extends Node, ParentNode, NonDocumentTypeChildNode, ChildNode,
      * change it.
      */
     id: string;
-    innerHTML: string;
     /**
      * Returns the local name.
      */
@@ -9397,6 +9396,10 @@ declare var ImageData: {
     new(array: Uint8ClampedArray, width: number, height: number): ImageData;
 };
 
+interface InnerHTML {
+    innerHTML: string;
+}
+
 /** provides a way to asynchronously observe changes in the intersection of a target element with an ancestor element or with a top-level document's viewport. */
 interface IntersectionObserver {
     readonly root: Element | null;
@@ -14602,9 +14605,8 @@ declare var ServiceWorkerRegistration: {
     new(): ServiceWorkerRegistration;
 };
 
-interface ShadowRoot extends DocumentFragment, DocumentOrShadowRoot {
+interface ShadowRoot extends DocumentFragment, DocumentOrShadowRoot, InnerHTML {
     readonly host: Element;
-    innerHTML: string;
     readonly mode: ShadowRootMode;
 }
 

inputfiles/addedTypes.json

@@ -1026,17 +1026,6 @@
                     }
                 }
             },
-            "ShadowRoot": {
-                "name": "ShadowRoot",
-                "properties": {
-                    "property": {
-                        "innerHTML": {
-                            "name": "innerHTML",
-                            "type": "DOMString"
-                        }
-                    }
-                }
-            },
             "SpeechRecognition": {
                 "events": {
                     "event": [

inputfiles/idl/DOM Parsing and Serialization.widl

@@ -1,23 +1,29 @@
 [Constructor, Exposed=Window]
-    interface DOMParser {
-      [NewObject] Document parseFromString(DOMString str, SupportedType type);
-    };
+interface DOMParser {
+  [NewObject] Document parseFromString(DOMString str, SupportedType type);
+};
 
-    enum SupportedType {
-      "text/html",
-      "text/xml",
-      "application/xml",
-      "application/xhtml+xml",
-      "image/svg+xml"
-    };
+enum SupportedType {
+  "text/html",
+  "text/xml",
+  "application/xml",
+  "application/xhtml+xml",
+  "image/svg+xml"
+};
 
 [Constructor, Exposed=Window] 
-  interface XMLSerializer {
+interface XMLSerializer {
   DOMString serializeToString(Node root);
 };
 
-partial interface Element {
+interface mixin InnerHTML {
   [CEReactions, TreatNullAs=EmptyString] attribute DOMString innerHTML;
+};
+
+Element includes InnerHTML;
+ShadowRoot includes InnerHTML;
+
+partial interface Element {
   [CEReactions, TreatNullAs=EmptyString] attribute DOMString outerHTML;
   [CEReactions] void insertAdjacentHTML(DOMString position, DOMString text);
 };

src/idlfetcher.ts

@@ -141,6 +141,7 @@ function getCommentText(text: string) {
  * Remove common indentation:
  *     <pre>
  *       typedef Type = "type";
+ *
  *       dictionary Dictionary {
  *         "member"
  *       };
@@ -155,7 +156,7 @@ function trimCommonIndentation(text: string) {
     if (!lines[lines.length - 1].trim()) {
         lines.pop();
     }
-    const commonIndentation = Math.min(...lines.map(getIndentation));
+    const commonIndentation = Math.min(...lines.filter(line => line.trim()).map(getIndentation));
     return lines.map(line => line.slice(commonIndentation)).join("\n");
 }