node-html-parser - npm Package Compare versions

Comparing version 3.2.0 to 3.3.0

dist/esm/nodes/html.js

@@ -482,2 +482,57 @@ import he from 'he';
     /**
+     * traverses the Element and its parents (heading toward the document root) until it finds a node that matches the provided selector string. Will return itself or the matching ancestor. If no such element exists, it returns null.
+     * @param selector a DOMString containing a selector list
+     */
+    closest(selector) {
+        const mapChild = new Map();
+        let el = this;
+        let old = null;
+        function findOne(test, elems) {
+            let elem = null;
+            for (let i = 0, l = elems.length; i < l && !elem; i++) {
+                const el = elems[i];
+                if (test(el)) {
+                    elem = el;
+                }
+                else {
+                    const child = mapChild.get(el);
+                    if (child) {
+                        elem = findOne(test, [child]);
+                    }
+                }
+            }
+            return elem;
+        }
+        while (el) {
+            mapChild.set(el, old);
+            old = el;
+            el = el.parentNode;
+        }
+        el = this;
+        while (el) {
+            const e = selectOne(selector, el, {
+                xmlMode: true,
+                adapter: {
+                    ...Matcher,
+                    getChildren(node) {
+                        const child = mapChild.get(node);
+                        return child && [child];
+                    },
+                    getSiblings(node) {
+                        return [node];
+                    },
+                    findOne,
+                    findAll() {
+                        return [];
+                    }
+                }
+            });
+            if (e) {
+                return e;
+            }
+            el = el.parentNode;
+        }
+        return null;
+    }
+    /**
      * Append a child node to childNodes
@@ -484,0 +539,0 @@ * @param  {Node} node node to append

dist/main.js

@@ -19,2 +19,13 @@ var __extends = (this && this.__extends) || (function () {
 };
+var __assign = (this && this.__assign) || function () {
+    __assign = Object.assign || function(t) {
+        for (var s, i = 1, n = arguments.length; i < n; i++) {
+            s = arguments[i];
+            for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
+                t[p] = s[p];
+        }
+        return t;
+    };
+    return __assign.apply(this, arguments);
+};
 var __spreadArray = (this && this.__spreadArray) || function (to, from) {
@@ -737,2 +748,54 @@ for (var i = 0, il = from.length, j = to.length; i < il; i++, j++)
         /**
+         * traverses the Element and its parents (heading toward the document root) until it finds a node that matches the provided selector string. Will return itself or the matching ancestor. If no such element exists, it returns null.
+         * @param selector a DOMString containing a selector list
+         */
+        HTMLElement.prototype.closest = function (selector) {
+            var mapChild = new Map();
+            var el = this;
+            var old = null;
+            function findOne(test, elems) {
+                var elem = null;
+                for (var i = 0, l = elems.length; i < l && !elem; i++) {
+                    var el_1 = elems[i];
+                    if (test(el_1)) {
+                        elem = el_1;
+                    }
+                    else {
+                        var child = mapChild.get(el_1);
+                        if (child) {
+                            elem = findOne(test, [child]);
+                        }
+                    }
+                }
+                return elem;
+            }
+            while (el) {
+                mapChild.set(el, old);
+                old = el;
+                el = el.parentNode;
+            }
+            el = this;
+            while (el) {
+                var e = css_select_1.selectOne(selector, el, {
+                    xmlMode: true,
+                    adapter: __assign(__assign({}, matcher_1.default), { getChildren: function (node) {
+                            var child = mapChild.get(node);
+                            return child && [child];
+                        },
+                        getSiblings: function (node) {
+                            return [node];
+                        },
+                        findOne: findOne,
+                        findAll: function () {
+                            return [];
+                        } })
+                });
+                if (e) {
+                    return e;
+                }
+                el = el.parentNode;
+            }
+            return null;
+        };
+        /**
          * Append a child node to childNodes
@@ -739,0 +802,0 @@ * @param  {Node} node node to append

dist/nodes/html.d.ts

@@ -126,2 +126,7 @@ import Node from './node';
     /**
+     * traverses the Element and its parents (heading toward the document root) until it finds a node that matches the provided selector string. Will return itself or the matching ancestor. If no such element exists, it returns null.
+     * @param selector a DOMString containing a selector list
+     */
+    closest(selector: string): Node;
+    /**
      * Append a child node to childNodes
@@ -128,0 +133,0 @@ * @param  {Node} node node to append

dist/nodes/html.js

@@ -17,2 +17,13 @@ "use strict";
 })();
+var __assign = (this && this.__assign) || function () {
+    __assign = Object.assign || function(t) {
+        for (var s, i = 1, n = arguments.length; i < n; i++) {
+            s = arguments[i];
+            for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
+                t[p] = s[p];
+        }
+        return t;
+    };
+    return __assign.apply(this, arguments);
+};
 var __spreadArray = (this && this.__spreadArray) || function (to, from) {
@@ -563,2 +574,54 @@ for (var i = 0, il = from.length, j = to.length; i < il; i++, j++)
     /**
+     * traverses the Element and its parents (heading toward the document root) until it finds a node that matches the provided selector string. Will return itself or the matching ancestor. If no such element exists, it returns null.
+     * @param selector a DOMString containing a selector list
+     */
+    HTMLElement.prototype.closest = function (selector) {
+        var mapChild = new Map();
+        var el = this;
+        var old = null;
+        function findOne(test, elems) {
+            var elem = null;
+            for (var i = 0, l = elems.length; i < l && !elem; i++) {
+                var el_1 = elems[i];
+                if (test(el_1)) {
+                    elem = el_1;
+                }
+                else {
+                    var child = mapChild.get(el_1);
+                    if (child) {
+                        elem = findOne(test, [child]);
+                    }
+                }
+            }
+            return elem;
+        }
+        while (el) {
+            mapChild.set(el, old);
+            old = el;
+            el = el.parentNode;
+        }
+        el = this;
+        while (el) {
+            var e = css_select_1.selectOne(selector, el, {
+                xmlMode: true,
+                adapter: __assign(__assign({}, matcher_1.default), { getChildren: function (node) {
+                        var child = mapChild.get(node);
+                        return child && [child];
+                    },
+                    getSiblings: function (node) {
+                        return [node];
+                    },
+                    findOne: findOne,
+                    findAll: function () {
+                        return [];
+                    } })
+            });
+            if (e) {
+                return e;
+            }
+            el = el.parentNode;
+        }
+        return null;
+    };
+    /**
      * Append a child node to childNodes
@@ -565,0 +628,0 @@ * @param  {Node} node node to append

package.json

 {
 	"name": "node-html-parser",
-	"version": "3.2.0",
+	"version": "3.3.0",
 	"description": "A very fast HTML parser, generating a simplified DOM, with basic element query support.",
@@ -18,3 +18,3 @@ "main": "dist/index.js",
 		"pretest": "tsc -m commonjs",
-		"release": "np"
+		"release": "yarn build && np"
 	},
@@ -21,0 +21,0 @@ "keywords": [

README.md

 # Fast HTML Parser [![NPM version](https://badge.fury.io/js/node-html-parser.png)](http://badge.fury.io/js/node-html-parser) [![Build Status](https://travis-ci.org/taoqf/node-html-parser.svg?branch=master)](https://travis-ci.org/taoqf/node-html-parser)
 
 Fast HTML Parser is a _very fast_ HTML parser. Which will generate a simplified
-DOM tree, with basic element query support.
+DOM tree, with element query support.
 
@@ -115,2 +115,6 @@ Per the design, it intends to parse massive HTML files in lowest price, thus the
 
+### HTMLElement#closest(selector)
+
+Query closest element by css selector.
+
 ### HTMLElement#appendChild(node)
@@ -117,0 +121,0 @@

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Improved metrics

Total package byte prevSize

172728

increased by4.14%

Lines of code

4645

increased by4.17%

Number of lines in readme file

252

increased by1.61%

No dependency changes