diff options
Diffstat (limited to 'node_modules/delegate/dist/delegate.js')
| -rw-r--r-- | node_modules/delegate/dist/delegate.js | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/node_modules/delegate/dist/delegate.js b/node_modules/delegate/dist/delegate.js new file mode 100644 index 00000000..5763dfeb --- /dev/null +++ b/node_modules/delegate/dist/delegate.js @@ -0,0 +1,80 @@ +(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.delegate = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){ +var DOCUMENT_NODE_TYPE = 9; + +/** + * A polyfill for Element.matches() + */ +if (typeof Element !== 'undefined' && !Element.prototype.matches) { + var proto = Element.prototype; + + proto.matches = proto.matchesSelector || + proto.mozMatchesSelector || + proto.msMatchesSelector || + proto.oMatchesSelector || + proto.webkitMatchesSelector; +} + +/** + * Finds the closest parent that matches a selector. + * + * @param {Element} element + * @param {String} selector + * @return {Function} + */ +function closest (element, selector) { + while (element && element.nodeType !== DOCUMENT_NODE_TYPE) { + if (element.matches(selector)) return element; + element = element.parentNode; + } +} + +module.exports = closest; + +},{}],2:[function(require,module,exports){ +var closest = require('./closest'); + +/** + * Delegates event to a selector. + * + * @param {Element} element + * @param {String} selector + * @param {String} type + * @param {Function} callback + * @param {Boolean} useCapture + * @return {Object} + */ +function delegate(element, selector, type, callback, useCapture) { + var listenerFn = listener.apply(this, arguments); + + element.addEventListener(type, listenerFn, useCapture); + + return { + destroy: function() { + element.removeEventListener(type, listenerFn, useCapture); + } + } +} + +/** + * Finds closest match and invokes callback. + * + * @param {Element} element + * @param {String} selector + * @param {String} type + * @param {Function} callback + * @return {Function} + */ +function listener(element, selector, type, callback) { + return function(e) { + e.delegateTarget = closest(e.target, selector); + + if (e.delegateTarget) { + callback.call(element, e); + } + } +} + +module.exports = delegate; + +},{"./closest":1}]},{},[2])(2) +});
\ No newline at end of file |
