init

.gitignore

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+/node_modules/
+SCRATCH.md
+COMMIT_MSG.aim.txt

README.md

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+## Xen JS
+
+### Installation
+* For now, you can copy this link

babel.config.js

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+module.exports = {
+    presets: [
+        [
+            '@babel/preset-env',
+            {
+                targets: {
+                    node: 'current',
+                },
+            },
+        ],
+    ],
+};

dist/mix-manifest.json

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+{
+    "/rename-me.js": "/rename-me.js?id=bbf39d4a044a5ded45f2",
+    "/rename-me.min.js": "/rename-me.min.js?id=727c8cae5cc9ff82a386"
+}

dist/rename-me.js

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+(function webpackUniversalModuleDefinition(root, factory) {
+	if(typeof exports === 'object' && typeof module === 'object')
+		module.exports = factory();
+	else if(typeof define === 'function' && define.amd)
+		define([], factory);
+	else {
+		var a = factory();
+		for(var i in a) (typeof exports === 'object' ? exports : root)[i] = a[i];
+	}
+})(window, function() {
+return /******/ (function(modules) { // webpackBootstrap
+/******/ 	// The module cache
+/******/ 	var installedModules = {};
+/******/
+/******/ 	// The require function
+/******/ 	function __webpack_require__(moduleId) {
+/******/
+/******/ 		// Check if module is in cache
+/******/ 		if(installedModules[moduleId]) {
+/******/ 			return installedModules[moduleId].exports;
+/******/ 		}
+/******/ 		// Create a new module (and put it into the cache)
+/******/ 		var module = installedModules[moduleId] = {
+/******/ 			i: moduleId,
+/******/ 			l: false,
+/******/ 			exports: {}
+/******/ 		};
+/******/
+/******/ 		// Execute the module function
+/******/ 		modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
+/******/
+/******/ 		// Flag the module as loaded
+/******/ 		module.l = true;
+/******/
+/******/ 		// Return the exports of the module
+/******/ 		return module.exports;
+/******/ 	}
+/******/
+/******/
+/******/ 	// expose the modules object (__webpack_modules__)
+/******/ 	__webpack_require__.m = modules;
+/******/
+/******/ 	// expose the module cache
+/******/ 	__webpack_require__.c = installedModules;
+/******/
+/******/ 	// define getter function for harmony exports
+/******/ 	__webpack_require__.d = function(exports, name, getter) {
+/******/ 		if(!__webpack_require__.o(exports, name)) {
+/******/ 			Object.defineProperty(exports, name, { enumerable: true, get: getter });
+/******/ 		}
+/******/ 	};
+/******/
+/******/ 	// define __esModule on exports
+/******/ 	__webpack_require__.r = function(exports) {
+/******/ 		if(typeof Symbol !== 'undefined' && Symbol.toStringTag) {
+/******/ 			Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
+/******/ 		}
+/******/ 		Object.defineProperty(exports, '__esModule', { value: true });
+/******/ 	};
+/******/
+/******/ 	// create a fake namespace object
+/******/ 	// mode & 1: value is a module id, require it
+/******/ 	// mode & 2: merge all properties of value into the ns
+/******/ 	// mode & 4: return value when already ns object
+/******/ 	// mode & 8|1: behave like require
+/******/ 	__webpack_require__.t = function(value, mode) {
+/******/ 		if(mode & 1) value = __webpack_require__(value);
+/******/ 		if(mode & 8) return value;
+/******/ 		if((mode & 4) && typeof value === 'object' && value && value.__esModule) return value;
+/******/ 		var ns = Object.create(null);
+/******/ 		__webpack_require__.r(ns);
+/******/ 		Object.defineProperty(ns, 'default', { enumerable: true, value: value });
+/******/ 		if(mode & 2 && typeof value != 'string') for(var key in value) __webpack_require__.d(ns, key, function(key) { return value[key]; }.bind(null, key));
+/******/ 		return ns;
+/******/ 	};
+/******/
+/******/ 	// getDefaultExport function for compatibility with non-harmony modules
+/******/ 	__webpack_require__.n = function(module) {
+/******/ 		var getter = module && module.__esModule ?
+/******/ 			function getDefault() { return module['default']; } :
+/******/ 			function getModuleExports() { return module; };
+/******/ 		__webpack_require__.d(getter, 'a', getter);
+/******/ 		return getter;
+/******/ 	};
+/******/
+/******/ 	// Object.prototype.hasOwnProperty.call
+/******/ 	__webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
+/******/
+/******/ 	// __webpack_public_path__
+/******/ 	__webpack_require__.p = "/";
+/******/
+/******/
+/******/ 	// Load entry module and return exports
+/******/ 	return __webpack_require__(__webpack_require__.s = 0);
+/******/ })
+/************************************************************************/
+/******/ ({
+
+/***/ "./src/component.js":
+/*!**************************!*\
+  !*** ./src/component.js ***!
+  \**************************/
+/*! exports provided: default */
+/***/ (function(module, __webpack_exports__, __webpack_require__) {
+
+"use strict";
+__webpack_require__.r(__webpack_exports__);
+/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "default", function() { return Component; });
+/* harmony import */ var _utils__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./utils */ "./src/utils.js");
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
+
+function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
+
+
+
+var Component =
+/*#__PURE__*/
+function () {
+  function Component(el) {
+    _classCallCheck(this, Component);
+
+    this.el = el;
+    this.data = Object(_utils__WEBPACK_IMPORTED_MODULE_0__["saferEval"])(this.el.getAttribute('x-data'));
+    this.registerListeners();
+    this.updateBoundAttributes(function () {
+      return true;
+    });
+  }
+
+  _createClass(Component, [{
+    key: "registerListeners",
+    value: function registerListeners() {
+      var _this = this;
+
+      // Do a sweep through the component, find out what events children are
+      // listening for so we can do "event delegation" on the root.
+      // The reason for using event delegation is so that new
+      // DOM element listeners can potentially be added
+      // and they will be detected.
+      this.eventsThisComponentIsListeningFor().forEach(function (eventName) {
+        _this.el.addEventListener(eventName, function (e) {
+          if (e.target.hasAttribute("x-on:".concat(eventName))) {
+            var mutatedDataItems = []; // Detect if the listener action mutated some data,
+            // this way we can selectively update bindings.
+
+            var proxiedData = new Proxy(_this.data, {
+              set: function set(obj, property, value) {
+                var setWasSuccessful = Reflect.set(obj, property, value);
+                mutatedDataItems.push(property);
+                return setWasSuccessful;
+              }
+            });
+            var expression = e.target.getAttribute("x-on:".concat(eventName));
+            Object(_utils__WEBPACK_IMPORTED_MODULE_0__["saferEval"])(expression, {
+              '$data': proxiedData,
+              '$event': e
+            });
+
+            _this.updateBoundAttributes(function (isConscernedWith) {
+              return mutatedDataItems.filter(function (i) {
+                return isConscernedWith.includes(i);
+              }).length > 0;
+            });
+          }
+        });
+      });
+    }
+  }, {
+    key: "eventsThisComponentIsListeningFor",
+    value: function eventsThisComponentIsListeningFor() {
+      var eventsToListenFor = [];
+      Object(_utils__WEBPACK_IMPORTED_MODULE_0__["walk"])(this.el, function (el) {
+        eventsToListenFor = eventsToListenFor.concat(Array.from(el.attributes).map(function (i) {
+          return i.name;
+        }).filter(function (i) {
+          return i.search('x-on') > -1;
+        }).map(function (i) {
+          return i.replace(/x-on:/, '');
+        }));
+      });
+      return eventsToListenFor.filter(_utils__WEBPACK_IMPORTED_MODULE_0__["onlyUnique"]);
+    }
+  }, {
+    key: "updateBoundAttributes",
+    value: function updateBoundAttributes(ifConcernedWith) {
+      var _this2 = this;
+
+      Object(_utils__WEBPACK_IMPORTED_MODULE_0__["walk"])(this.el, function (el) {
+        if (Object(_utils__WEBPACK_IMPORTED_MODULE_0__["hasXAttr"])(el, 'bind')) {
+          Object(_utils__WEBPACK_IMPORTED_MODULE_0__["getXAttrs"])(el, 'bind').forEach(function (attr) {
+            var boundAttribute = attr.name.replace(/x-bind:/, '');
+            var expression = attr.value;
+            var isConscernedWith = [];
+            var proxiedData = new Proxy(_this2.data, {
+              get: function get(object, prop) {
+                isConscernedWith.push(prop);
+                return object[prop];
+              }
+            });
+            var result = Object(_utils__WEBPACK_IMPORTED_MODULE_0__["saferEval"])(expression, {
+              "$data": proxiedData
+            });
+
+            if (ifConcernedWith(isConscernedWith)) {
+              _this2.updateBoundAttributeValue(el, boundAttribute, result);
+            }
+          });
+        }
+      });
+    }
+  }, {
+    key: "updateBoundAttributeValue",
+    value: function updateBoundAttributeValue(el, attrName, value) {
+      if (attrName === 'class') {
+        // Use the class object syntax that vue uses to toggle them.
+        Object.keys(value).forEach(function (className) {
+          if (value[className]) {
+            el.classList.add(className);
+          } else {
+            el.classList.remove(className);
+          }
+        });
+      } else if (['disabled', 'readonly', 'required', 'checked'].includes(attrName)) {
+        // Boolean attributes have to be explicitly added and removed, not just set.
+        if (!!value) {
+          el.setAttribute(attrName, '');
+        } else {
+          el.removeAttribute(attrName);
+        }
+      } else {
+        el.setAttribute(attrName, value);
+      }
+    }
+  }]);
+
+  return Component;
+}();
+
+
+
+/***/ }),
+
+/***/ "./src/index.js":
+/*!**********************!*\
+  !*** ./src/index.js ***!
+  \**********************/
+/*! exports provided: default */
+/***/ (function(module, __webpack_exports__, __webpack_require__) {
+
+"use strict";
+__webpack_require__.r(__webpack_exports__);
+/* harmony import */ var _component__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./component */ "./src/component.js");
+
+var rename = {
+  start: function start() {
+    var rootEls = document.querySelectorAll('[x-data]');
+    rootEls.forEach(function (rootEl) {
+      window.component = new _component__WEBPACK_IMPORTED_MODULE_0__["default"](rootEl);
+    });
+  }
+};
+
+if (!window.rename) {
+  window.rename = rename;
+}
+
+/* harmony default export */ __webpack_exports__["default"] = (rename);
+
+/***/ }),
+
+/***/ "./src/utils.js":
+/*!**********************!*\
+  !*** ./src/utils.js ***!
+  \**********************/
+/*! exports provided: walk, onlyUnique, saferEval, hasXAttr, getXAttrs */
+/***/ (function(module, __webpack_exports__, __webpack_require__) {
+
+"use strict";
+__webpack_require__.r(__webpack_exports__);
+/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "walk", function() { return walk; });
+/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "onlyUnique", function() { return onlyUnique; });
+/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "saferEval", function() { return saferEval; });
+/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "hasXAttr", function() { return hasXAttr; });
+/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "getXAttrs", function() { return getXAttrs; });
+function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _nonIterableSpread(); }
+
+function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance"); }
+
+function _iterableToArray(iter) { if (Symbol.iterator in Object(iter) || Object.prototype.toString.call(iter) === "[object Arguments]") return Array.from(iter); }
+
+function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = new Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } }
+
+function walk(el, callback) {
+  callback(el);
+  var node = el.firstElementChild;
+
+  while (node) {
+    walk(node, callback);
+    node = node.nextElementSibling;
+  }
+}
+function onlyUnique(value, index, self) {
+  return self.indexOf(value) === index;
+}
+function saferEval(expression) {
+  var scope = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
+  return new Function(Object.keys(scope), "\"use strict\"; return ".concat(expression)).apply(void 0, _toConsumableArray(Object.values(scope)));
+}
+function hasXAttr(el, name) {
+  return !!Array.from(el.attributes).map(function (i) {
+    return i.name;
+  }).filter(function (i) {
+    return i.search(new RegExp("^x-".concat(name))) > -1;
+  }).length;
+}
+function getXAttrs(el, name) {
+  return Array.from(el.attributes).filter(function (i) {
+    return i.name.search(new RegExp("^x-".concat(name))) > -1;
+  });
+}
+
+/***/ }),
+
+/***/ 0:
+/*!****************************!*\
+  !*** multi ./src/index.js ***!
+  \****************************/
+/*! no static exports found */
+/***/ (function(module, exports, __webpack_require__) {
+
+module.exports = __webpack_require__(/*! /Users/calebporzio/Documents/Code/sites/rename-me/src/index.js */"./src/index.js");
+
+
+/***/ })
+
+/******/ });
+});

index.html

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+<html>
+    <head>
+        <style>
+        </style>
+    </head>
+    <body>
+        <div x-data='{ "isOpen": false, "count": 1 }'>
+            <button x-on:click="$data.isOpen = ! $data.isOpen">toggle</button>
+            <button x-on:click="$data.count++">inc</button>
+
+            <input type="checkbox" x-bind:checked="$data.count % 2">
+            <input type="text" x-on:input="$data.count = $event.target.value">
+            <input type="text" x-bind:value="$data.count">
+        </div>
+
+        <script src="/dist/rename-me.js"></script>
+        <script>
+            window.rename.start()
+        </script>
+    </body>
+</html>