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Bug 868936 - Use strict equality operator in JSDOMParser.js. r=bnicholson
This commit is contained in:
Tetsuharu OHZEKI
parent
7354eb0c86
commit
6c8e11f213
@ -258,14 +258,14 @@
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function getElementsByTagName(tag) {
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tag = tag.toUpperCase();
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let elems = [];
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let allTags = (tag == "*");
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let allTags = (tag === "*");
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function getElems(node) {
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let length = node.childNodes.length;
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for (let i = 0; i < length; i++) {
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let child = node.childNodes[i];
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if (child.nodeType != 1)
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if (child.nodeType !== 1)
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continue;
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if (allTags || (child.tagName == tag))
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if (allTags || (child.tagName === tag))
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elems.push(child);
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getElems(child);
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}
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@ -309,7 +309,7 @@
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removeChild: function (child) {
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let childNodes = this.childNodes;
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let childIndex = childNodes.indexOf(child);
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if (childIndex == -1) {
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if (childIndex === -1) {
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throw "removeChild: node not found";
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} else {
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child.parentNode = null;
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@ -320,7 +320,7 @@
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replaceChild: function (newNode, oldNode) {
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let childNodes = this.childNodes;
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let childIndex = childNodes.indexOf(oldNode);
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if (childIndex == -1) {
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if (childIndex === -1) {
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throw "replaceChild: node not found";
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} else {
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if (newNode.parentNode)
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@ -383,7 +383,7 @@
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getElementById: function (id) {
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function getElem(node) {
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let length = node.childNodes.length;
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if (node.id == id)
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if (node.id === id)
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return node;
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for (let i = 0; i < length; i++) {
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let el = getElem(node.childNodes[i]);
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@ -463,7 +463,7 @@
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// serialize attribute list
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for (let j = 0; j < child.attributes.length; j++) {
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let attr = child.attributes[j];
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let quote = (attr.value.indexOf('"') == -1 ? '"' : "'");
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let quote = (attr.value.indexOf('"') === -1 ? '"' : "'");
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arr.push(" " + attr.name + '=' + quote + attr.value + quote);
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}
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@ -518,7 +518,7 @@
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let nodes = node.childNodes;
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for (let i = 0; i < nodes.length; i++) {
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let child = nodes[i];
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if (child.nodeType == 3) {
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if (child.nodeType === 3) {
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text.push(child.textContent);
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} else {
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getText(child);
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@ -536,7 +536,7 @@
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getAttribute: function (name) {
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for (let i = this.attributes.length; --i >= 0;) {
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let attr = this.attributes[i];
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if (attr.name == name)
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if (attr.name === name)
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return attr.value;
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}
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return undefined;
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@ -545,7 +545,7 @@
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setAttribute: function (name, value) {
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for (let i = this.attributes.length; --i >= 0;) {
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let attr = this.attributes[i];
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if (attr.name == name) {
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if (attr.name === name) {
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attr.value = value;
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return;
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}
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@ -556,7 +556,7 @@
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removeAttribute: function (name) {
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for (let i = this.attributes.length; --i >= 0;) {
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let attr = this.attributes[i];
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if (attr.name == name) {
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if (attr.name === name) {
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this.attributes.splice(i, 1);
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break;
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}
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@ -583,7 +583,7 @@
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for (let i = 0; i < styles.length; i++) {
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let style = styles[i].split(":");
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let name = style[0].trim();
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if (name == styleName)
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if (name === styleName)
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return style[1].trim();
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}
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@ -598,7 +598,7 @@
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let next = value.indexOf(";", index) + 1;
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let length = next - index - 1;
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let style = (length > 0 ? value.substr(index, length) : value.substr(index));
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if (style.substr(0, style.indexOf(":")).trim() == styleName) {
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if (style.substr(0, style.indexOf(":")).trim() === styleName) {
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value = value.substr(0, index).trim() + (next ? " " + value.substr(next).trim() : "");
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break;
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}
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@ -649,7 +649,7 @@
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readString: function (quote) {
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let str;
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let n = this.html.indexOf(quote, this.currentChar);
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if (n == -1) {
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if (n === -1) {
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this.currentChar = this.html.length;
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str = null;
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} else {
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@ -668,7 +668,7 @@
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let name = "";
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let n = this.html.indexOf("=", this.currentChar);
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if (n == -1) {
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if (n === -1) {
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this.currentChar = this.html.length;
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} else {
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// Read until a '=' character is hit; this will be the attribute key
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@ -681,7 +681,7 @@
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// After a '=', we should see a '"' for the attribute value
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let c = this.nextChar();
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if (c != '"' && c != "'") {
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if (c !== '"' && c !== "'") {
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error("expecting '\"'");
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return;
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}
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@ -710,7 +710,7 @@
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// Read the Element tag name
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let tag = "";
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while (c != " " && c != ">" && c != "/") {
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while (c !== " " && c !== ">" && c !== "/") {
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if (c === undefined)
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return null;
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tag += c;
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@ -723,12 +723,12 @@
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let node = new Element(tag);
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// Read Element attributes
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while (c != "/" && c != ">") {
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while (c !== "/" && c !== ">") {
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if (c === undefined)
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return null;
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while (this.match(" "));
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c = this.nextChar();
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if (c != "/" && c != ">") {
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if (c !== "/" && c !== ">") {
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--this.currentChar;
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this.readAttribute(node);
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}
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@ -736,10 +736,10 @@
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// If this is a self-closing tag, read '/>'
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let closed = tag in voidElems;
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if (c == "/") {
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if (c === "/") {
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closed = true;
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c = this.nextChar();
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if (c != ">") {
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if (c !== ">") {
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error("expected '>'");
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return null;
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}
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@ -756,7 +756,7 @@
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*/
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match: function (str) {
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let strlen = str.length;
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if (this.html.substr(this.currentChar, strlen) == str) {
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if (this.html.substr(this.currentChar, strlen) === str) {
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this.currentChar += strlen;
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return true;
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}
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@ -769,7 +769,7 @@
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*/
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discardTo: function (str) {
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let index = this.html.indexOf(str, this.currentChar) + str.length;
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if (index == -1)
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if (index === -1)
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this.currentChar = this.html.length;
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this.currentChar = index;
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},
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@ -781,7 +781,7 @@
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let child;
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while (child = this.readNode()) {
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// Don't keep Comment nodes
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if (child.nodeType != 8) {
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if (child.nodeType !== 8) {
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node.childNodes.push(child);
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child.parentNode = node;
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}
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@ -801,11 +801,11 @@
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return null;
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// Read any text as Text node
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if (c != "<") {
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if (c !== "<") {
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--this.currentChar;
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let node = new Text();
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let n = this.html.indexOf("<", this.currentChar);
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if (n == -1) {
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if (n === -1) {
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node.textContent = this.html.substring(this.currentChar, this.html.length);
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this.currentChar = this.html.length;
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} else {
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@ -821,16 +821,16 @@
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// textContent, but we don't really care about Comment nodes (we throw
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// them away in readChildren()). So just returning an empty Comment node
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// here is sufficient.
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if (c == "!" || c == "?") {
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if (c === "!" || c === "?") {
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this.currentChar++;
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if (this.match("--")) {
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this.discardTo("-->");
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} else {
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let c = this.nextChar();
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while (c != ">") {
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while (c !== ">") {
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if (c === undefined)
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return null;
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if (c == '"' || c == "'")
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if (c === '"' || c === "'")
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this.readString(c);
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c = this.nextChar();
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}
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@ -840,14 +840,14 @@
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// If we're reading a closing tag, return null. This means we've reached
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// the end of this set of child nodes.
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if (c == "/") {
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if (c === "/") {
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--this.currentChar;
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return null;
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}
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// Otherwise, we're looking at an Element node
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let result = this.makeElementNode();
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if (result == null)
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if (result === null)
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return null;
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let [node, closed] = result;
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@ -863,13 +863,13 @@
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}
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}
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if (localName == "title") {
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if (localName === "title") {
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this.doc.title = node.textContent.trim();
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} else if (localName == "head") {
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} else if (localName === "head") {
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this.doc.head = node;
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} else if (localName == "body") {
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} else if (localName === "body") {
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this.doc.body = node;
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} else if (localName == "html") {
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} else if (localName === "html") {
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this.doc.documentElement = node;
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}
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@ -889,7 +889,7 @@
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if (doc.documentElement) {
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for (let i = doc.childNodes.length; --i >= 0;) {
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let child = doc.childNodes[i];
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if (child != doc.documentElement) {
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if (child !== doc.documentElement) {
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doc.removeChild(child);
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}
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}
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