fineui是帆软报表和BI产品线所使用的前端框架。
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function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) : typeof define === 'function' && define.amd ? define(['exports'], factory) : factory(global.Fix = global.Fix || {});
})(this, function (exports) {
'use strict';
function noop(a, b, c) {}
function isNative(Ctor) {
return typeof Ctor === 'function' && /native code/.test(Ctor.toString());
}
var hasProto = '__proto__' in {};
var _toString = Object.prototype.toString;
function isPlainObject(obj) {
return _toString.call(obj) === '[object Object]';
}
function isConfigurable(obj, key) {
var configurable = true;
var property = Object.getOwnPropertyDescriptor && Object.getOwnPropertyDescriptor(obj, key);
if (property && property.configurable === false) {
configurable = false;
}
return configurable;
}
function isExtensible(obj) {
if (Object.isExtensible) {
return Object.isExtensible(obj);
}
var name = '';
while (obj.hasOwnProperty(name)) {
name += '?';
}
obj[name] = true;
var returnValue = obj.hasOwnProperty(name);
delete obj[name];
return returnValue;
}
function remove(arr, item) {
if (arr && arr.length) {
var _index = arr.indexOf(item);
if (_index > -1) {
return arr.splice(_index, 1);
}
}
}
// const bailRE = /[^\w.$]/
function parsePath(path) {
// 正常表达式比较慢,能不要的就不要了
// if (bailRE.test(path)) {
// return
// }
var segments = path.split('.');
return function (obj) {
for (var i = 0; i < segments.length; i++) {
if (!obj) return;
obj = obj[segments[i]];
}
return obj;
};
}
var nextTick = function () {
var callbacks = [];
var pending = false;
var timerFunc = void 0;
function nextTickHandler() {
pending = false;
var copies = callbacks.slice(0);
callbacks.length = 0;
for (var i = 0; i < copies.length; i++) {
copies[i]();
}
}
// An asynchronous deferring mechanism.
// In pre 2.4, we used to use microtasks (Promise/MutationObserver)
// but microtasks actually has too high a priority and fires in between
// supposedly sequential events (e.g. #4521, #6690) or even between
// bubbling of the same event (#6566). Technically setImmediate should be
// the ideal choice, but it's not available everywhere; and the only polyfill
// that consistently queues the callback after all DOM events triggered in the
// same loop is by using MessageChannel.
/* istanbul ignore if */
if (typeof setImmediate !== 'undefined' && isNative(setImmediate)) {
timerFunc = function timerFunc() {
setImmediate(nextTickHandler);
};
} else if (typeof MessageChannel !== 'undefined' && (isNative(MessageChannel) ||
// PhantomJS
MessageChannel.toString() === '[object MessageChannelConstructor]')) {
var channel = new MessageChannel();
var port = channel.port2;
channel.port1.onmessage = nextTickHandler;
timerFunc = function timerFunc() {
port.postMessage(1);
};
} else
/* istanbul ignore next */
if (typeof Promise !== 'undefined' && isNative(Promise)) {
// use microtask in non-DOM environments, e.g. Weex
var p = Promise.resolve();
timerFunc = function timerFunc() {
p.then(nextTickHandler);
};
} else {
// fallback to setTimeout
timerFunc = function timerFunc() {
setTimeout(nextTickHandler, 0);
};
}
return function queueNextTick(cb, ctx) {
var _resolve = void 0;
callbacks.push(function () {
if (cb) {
try {
cb.call(ctx);
} catch (e) {
console.error(e);
}
} else if (_resolve) {
_resolve(ctx);
}
});
if (!pending) {
pending = true;
timerFunc();
}
// $flow-disable-line
if (!cb && typeof Promise !== 'undefined') {
return new Promise(function (resolve, reject) {
_resolve = resolve;
});
}
};
}();
var falsy;
var $$skipArray = {
__ob__: falsy,
$accessors: falsy,
$vbthis: falsy,
$vbsetter: falsy
};
var uid = 0;
/**
* A dep is an observable that can have multiple
* directives subscribing to it.
*/
var Dep = function () {
function Dep() {
_classCallCheck(this, Dep);
this.id = uid++;
this.subs = [];
}
Dep.prototype.addSub = function addSub(sub) {
this.subs.push(sub);
};
Dep.prototype.removeSub = function removeSub(sub) {
remove(this.subs, sub);
};
Dep.prototype.depend = function depend() {
if (Dep.target) {
Dep.target.addDep(this);
}
};
Dep.prototype.notify = function notify(options) {
// stabilize the subscriber list first
var subs = this.subs.slice();
for (var i = 0, l = subs.length; i < l; i++) {
subs[i].update(options);
}
};
return Dep;
}();
// the current target watcher being evaluated.
// this is globally unique because there could be only one
// watcher being evaluated at any time.
Dep.target = null;
var targetStack = [];
function pushTarget(_target) {
if (Dep.target) targetStack.push(Dep.target);
Dep.target = _target;
}
function popTarget() {
Dep.target = targetStack.pop();
}
//如果浏览器不支持ecma262v5的Object.defineProperties或者存在BUG,比如IE8
//标准浏览器使用__defineGetter__, __defineSetter__实现
var canHideProperty = true;
try {
Object.defineProperty({}, '_', {
value: 'x'
});
delete $$skipArray.$vbsetter;
delete $$skipArray.$vbthis;
} catch (e) {
/* istanbul ignore next*/
canHideProperty = false;
}
var createViewModel = Object.defineProperties;
var defineProperty = void 0;
/* istanbul ignore if*/
if (!canHideProperty) {
if ('__defineGetter__' in {}) {
defineProperty = function defineProperty(obj, prop, desc) {
if ('value' in desc) {
obj[prop] = desc.value;
}
if ('get' in desc) {
obj.__defineGetter__(prop, desc.get);
}
if ('set' in desc) {
obj.__defineSetter__(prop, desc.set);
}
return obj;
};
createViewModel = function createViewModel(obj, descs) {
for (var prop in descs) {
if (descs.hasOwnProperty(prop)) {
defineProperty(obj, prop, descs[prop]);
}
}
return obj;
};
}
}
var createViewModel$1 = createViewModel;
var queue = [];
var activatedChildren = [];
var has = {};
var waiting = false;
var flushing = false;
var index = 0;
function resetSchedulerState() {
index = queue.length = activatedChildren.length = 0;
has = {};
waiting = flushing = false;
}
function flushSchedulerQueue() {
flushing = true;
var watcher = void 0,
id = void 0,
options = void 0;
// Sort queue before flush.
// This ensures that:
// 1. Components are updated from parent to child. (because parent is always
// created before the child)
// 2. A component's user watchers are run before its render watcher (because
// user watchers are created before the render watcher)
// 3. If a component is destroyed during a parent component's watcher run,
// its watchers can be skipped.
queue.sort(function (a, b) {
return a.id - b.id;
});
// do not cache length because more watchers might be pushed
// as we run existing watchers
for (index = 0; index < queue.length; index++) {
watcher = queue[index].watcher;
options = queue[index].options;
id = watcher.id;
has[id] = null;
watcher.run(options);
}
resetSchedulerState();
}
function queueWatcher(watcher, options) {
var id = watcher.id;
if (has[id] == null) {
has[id] = true;
if (!flushing) {
queue.push({ watcher: watcher, options: options });
} else {
// if already flushing, splice the watcher based on its id
// if already past its id, it will be run next immediately.
var i = queue.length - 1;
while (i > index && queue[i].watcher.id > watcher.id) {
i--;
}
queue.splice(i + 1, 0, { watcher: watcher, options: options });
}
// queue the flush
if (!waiting) {
waiting = true;
nextTick(flushSchedulerQueue);
}
}
}
var uid$1 = 0;
var Watcher = function () {
function Watcher(vm, expOrFn, cb, options) {
_classCallCheck(this, Watcher);
this.vm = vm;
// vm._watchers || (vm._watchers = [])
// vm._watchers.push(this)
// options
if (options) {
this.deep = !!options.deep;
this.user = !!options.user;
this.lazy = !!options.lazy;
this.sync = !!options.sync;
} else {
this.deep = this.user = this.lazy = this.sync = false;
}
this.cb = cb;
this.id = ++uid$1; // uid for batching
this.active = true;
this.dirty = this.lazy; // for lazy watchers
this.deps = [];
this.newDeps = [];
this.depIds = new Set();
this.newDepIds = new Set();
this.expression = '';
// parse expression for getter
if (typeof expOrFn === 'function') {
this.getter = expOrFn;
} else {
this.getter = parsePath(expOrFn);
if (!this.getter) {
this.getter = function () {};
}
}
this.value = this.lazy ? undefined : this.get();
}
Watcher.prototype.get = function get() {
pushTarget(this);
var value = void 0;
var vm = this.vm;
try {
value = this.getter.call(vm, vm);
} catch (e) {
// if (this.user) {
// } else {
// console.error(e)
// }
} finally {
// "touch" every property so they are all tracked as
// dependencies for deep watching
if (this.deep) {
traverse(value);
}
popTarget();
this.cleanupDeps();
}
return value;
};
Watcher.prototype.addDep = function addDep(dep) {
var id = dep.id;
if (!this.newDepIds.has(id)) {
this.newDepIds.add(id);
this.newDeps.push(dep);
if (!this.depIds.has(id)) {
dep.addSub(this);
}
}
};
Watcher.prototype.cleanupDeps = function cleanupDeps() {
var i = this.deps.length;
while (i--) {
var dep = this.deps[i];
if (!this.newDepIds.has(dep.id)) {
dep.removeSub(this);
}
}
var tmp = this.depIds;
this.depIds = this.newDepIds;
this.newDepIds = tmp;
this.newDepIds.clear();
tmp = this.deps;
this.deps = this.newDeps;
this.newDeps = tmp;
this.newDeps.length = 0;
};
Watcher.prototype.update = function update(options) {
/* istanbul ignore else */
if (this.lazy) {
this.dirty = true;
} else if (this.sync) {
this.run(options);
} else {
queueWatcher(this, options);
}
};
Watcher.prototype.run = function run(options) {
if (this.active) {
var value = this.get();
if (value !== this.value ||
// Deep watchers and watchers on Object/Arrays should fire even
// when the value is the same, because the value may
// have mutated.
BI._.isObject(value) && options && options.refresh || this.deep) {
// set new value
var oldValue = this.value;
this.value = value;
if (this.user) {
try {
this.cb.call(this.vm, value, oldValue, options);
} catch (e) {
console.error(e);
}
} else {
try {
this.cb.call(this.vm, value, oldValue, options);
} catch (e) {
console.error(e);
}
}
}
}
};
Watcher.prototype.evaluate = function evaluate() {
this.value = this.get();
this.dirty = false;
};
Watcher.prototype.depend = function depend() {
var i = this.deps.length;
while (i--) {
this.deps[i].depend();
}
};
Watcher.prototype.teardown = function teardown() {
if (this.active) {
// remove self from vm's watcher list
// this is a somewhat expensive operation so we skip it
// if the vm is being destroyed.
remove(this.vm && this.vm._watchers, this);
var i = this.deps.length;
while (i--) {
this.deps[i].removeSub(this);
}
this.active = false;
}
};
return Watcher;
}();
var seenObjects = new Set();
function traverse(val) {
seenObjects.clear();
_traverse(val, seenObjects);
}
function _traverse(val, seen) {
var i = void 0,
keys = void 0;
var isA = BI._.isArray(val);
if (!isA && !BI._.isObject(val)) {
return;
}
if (val.__ob__) {
var depId = val.__ob__.dep.id;
if (seen.has(depId)) {
return;
}
seen.add(depId);
}
if (isA) {
i = val.length;
while (i--) {
_traverse(val[i], seen);
}
} else {
keys = BI._.keys(val);
i = keys.length;
while (i--) {
_traverse(val[keys[i]], seen);
}
}
}
var arrayProto = Array.prototype;
var arrayMethods = [];
BI._.each(['push', 'pop', 'shift', 'unshift', 'splice', 'sort', 'reverse'], function (method) {
var original = arrayProto[method];
arrayMethods[method] = function mutator() {
for (var _len = arguments.length, args = Array(_len), _key2 = 0; _key2 < _len; _key2++) {
args[_key2] = arguments[_key2];
}
var ob = this.__ob__;
var inserted = void 0;
switch (method) {
case 'push':
case 'unshift':
inserted = args;
break;
case 'splice':
inserted = args.slice(2);
break;
}
if (inserted) inserted = ob.observeArray(inserted);
switch (method) {
case 'push':
case 'unshift':
args = inserted;
break;
case 'splice':
if (args.length > 2) {
args = [args[0], args[1]].concat(inserted ? inserted : []);
}
break;
}
var result = original.apply(this, args);
notify(ob.parent, ob.parentKey, ob.dep, true);
return result;
};
});
var arrayKeys = BI._.keys(arrayMethods);
var observerState = {
shouldConvert: true
};
function def(obj, key, val, enumerable) {
Object.defineProperty(obj, key, {
value: val,
enumerable: !!enumerable,
writable: true,
configurable: true
});
}
/**
* Observer class that are attached to each observed
* object. Once attached, the observer converts target
* object's property keys into getter/setters that
* collect dependencies and dispatches updates.
*/
var Observer = function () {
function Observer(value) {
_classCallCheck(this, Observer);
this.value = value;
this.dep = new Dep();
this.vmCount = 0;
if (BI._.isArray(value)) {
var augment = hasProto ? protoAugment : copyAugment;
augment(value, arrayMethods, arrayKeys);
this.model = this.observeArray(value);
} else {
this.model = this.walk(value);
}
def(this.model, "__ob__", this);
}
Observer.prototype.walk = function walk(obj) {
return defineReactive(obj, this);
};
Observer.prototype.observeArray = function observeArray(items) {
for (var i = 0, l = items.length; i < l; i++) {
var ob = observe(items[i], this, i);
items[i] = ob ? ob.model : items[i];
}
return items;
};
return Observer;
}();
function protoAugment(target, src, keys) {
/* eslint-disable no-proto */
target.__proto__ = src;
/* eslint-enable no-proto */
}
/* istanbul ignore next */
function copyAugment(target, src, keys) {
for (var i = 0, l = keys.length; i < l; i++) {
var key = keys[i];
target[key] = src[key];
}
}
function observe(value, parentObserver, parentKey) {
if (!BI._.isObject(value)) {
return;
}
var ob = void 0;
if (value.__ob__ instanceof Observer) {
ob = value.__ob__;
} else if (observerState.shouldConvert && isExtensible(value) && (BI._.isArray(value) || isPlainObject(value))) {
ob = new Observer(value);
}
if (ob) {
ob.parent = parentObserver || ob.parent;
ob.parentKey = parentKey;
}
return ob;
}
function notify(observer, key, dep, refresh) {
dep.notify({ observer: observer, key: key, refresh: refresh });
if (observer) {
//触发a.*绑定的依赖
BI._.each(observer._deps, function (dep) {
dep.notify({ observer: observer, key: key });
});
//触发a.**绑定的依赖
var parent = observer,
root = observer,
route = key || "";
while (parent) {
BI._.each(parent._scopeDeps, function (dep) {
dep.notify({ observer: observer, key: key });
});
if (parent.parentKey != null) {
route = parent.parentKey + '.' + route;
}
root = parent;
parent = parent.parent;
}
for (var _key in root._globalDeps) {
var reg = new RegExp(_key);
if (reg.test(route)) {
for (var i = 0; i < root._globalDeps[_key].length; i++) {
root._globalDeps[_key][i].notify({ observer: observer, key: _key });
}
}
}
}
}
function defineReactive(obj, observer, shallow) {
var props = {};
var model = void 0;
BI._.each(obj, function (val, key) {
if (key in $$skipArray) {
return;
}
var configurable = isConfigurable(obj, key);
var dep = observer && observer['__dep' + key] || new Dep();
observer && (observer['__dep' + key] = dep);
var childOb = configurable && !shallow && observe(val, observer, key);
props[key] = {
enumerable: true,
configurable: true,
get: function reactiveGetter() {
var value = childOb ? childOb.model : val;
if (Dep.target) {
dep.depend();
if (childOb) {
childOb.dep.depend();
if (BI._.isArray(value)) {
dependArray(value);
}
}
}
return value;
},
set: function reactiveSetter(newVal) {
var value = childOb ? childOb.model : val;
if (newVal === value || newVal !== newVal && value !== value) {
return;
}
val = newVal;
childOb = configurable && !shallow && observe(newVal, observer, key);
if (childOb && value && value.__ob__) {
childOb._scopeDeps = value.__ob__._scopeDeps;
childOb._deps = value.__ob__._deps;
}
obj[key] = childOb ? childOb.model : newVal;
notify(model.__ob__, key, dep);
}
};
});
return model = createViewModel$1(obj, props);
}
function defineReactiveProperty(obj, key, val, shallow) {
var dep = new Dep();
var configurable = isConfigurable(obj, key);
if (!configurable) {
return;
}
if (arguments.length === 2) {
val = obj[key];
}
var childOb = !shallow && observe(val);
Object.defineProperty(obj, key, {
enumerable: true,
configurable: true,
get: function reactiveGetter() {
var value = childOb ? childOb.model : val;
if (Dep.target) {
dep.depend();
if (childOb) {
childOb.dep.depend();
if (BI._.isArray(value)) {
dependArray(value);
}
}
}
return value;
},
set: function reactiveSetter(newVal) {
var value = childOb ? childOb.model : val;
if (newVal === value || newVal !== newVal && value !== value) {
return;
}
childOb = configurable && !shallow && observe(newVal);
val = newVal;
obj[key] = childOb ? childOb.model : newVal;
dep.notify();
}
});
}
/**
* Set a property on an object. Adds the new property and
* triggers change notification if the property doesn't
* already exist.
*/
function set(target, key, val) {
if (BI._.isArray(target)) {
target.length = Math.max(target.length, key);
target.splice(key, 1, val);
return val;
}
if (BI._.has(target, key)) {
target[key] = val;
return val;
}
var ob = target.__ob__;
if (!ob) {
target[key] = val;
return val;
}
ob.value[key] = val;
target = defineReactive(ob.value, ob);
notify(ob, key, ob.dep);
return target;
}
function freeze() {
return Object.freeze.apply(null, arguments);
}
/**
* Delete a property and trigger change if necessary.
*/
function del(target, key) {
if (BI._.isArray(target)) {
target.splice(key, 1);
return;
}
var ob = target.__ob__;
if (!BI._.has(target, key)) {
return;
}
if (!ob) {
delete target[key];
return target;
}
delete ob.value[key];
target = defineReactive(ob.value, ob);
notify(ob, key, ob.dep);
return target;
}
/**
* Collect dependencies on array elements when the array is touched, since
* we cannot intercept array element access like property getters.
*/
function dependArray(value) {
for (var e, i = 0, l = value.length; i < l; i++) {
e = value[i];
e && e.__ob__ && e.__ob__.dep.depend();
if (BI._.isArray(e)) {
dependArray(e);
}
}
}
var falsy$1;
var operators = {
'||': falsy$1,
'&&': falsy$1,
'(': falsy$1,
')': falsy$1
};
function runBinaryFunction(binarys) {
var expr = '';
for (var i = 0, len = binarys.length; i < len; i++) {
if (BI._.isBoolean(binarys[i]) || BI._.has(operators, binarys[i])) {
expr += binarys[i];
} else {
expr += 'false';
}
}
return new Function('return ' + expr)();
}
function routeToRegExp(route) {
route = route.replace(/\*\*/g, '[a-zA-Z0-9_]+').replace(/\*./g, '[a-zA-Z0-9_]+.');
return '^' + route + '$';
}
function watch(model, expOrFn, cb, options) {
if (isPlainObject(cb)) {
options = cb;
cb = cb.handler;
}
if (typeof cb === 'string') {
cb = model[cb];
}
options = options || {};
options.user = true;
var exps = void 0;
if (BI._.isFunction(expOrFn) || !(exps = expOrFn.match(/[a-zA-Z0-9BI._.*]+|[|][|]|[&][&]|[(]|[)]/g)) || exps.length === 1 && expOrFn.indexOf("*") < 0) {
var watcher = new Watcher(model, expOrFn, cb, options);
if (options.immediate) {
cb(watcher.value);
}
return function unwatchFn() {
watcher.teardown();
};
}
var watchers = [];
var fns = exps.slice();
var complete = false,
running = false;
var callback = function callback(index, newValue, oldValue, attrs) {
if (complete === true) {
return;
}
fns[index] = true;
if (runBinaryFunction(fns)) {
complete = true;
cb(newValue, oldValue, attrs);
}
if (options && options.sync) {
complete = false;
running = false;
fns = exps.slice();
} else {
if (!running) {
running = true;
nextTick(function () {
complete = false;
running = false;
fns = exps.slice();
});
}
}
};
BI._.each(exps, function (exp, i) {
if (BI._.has(operators, exp)) {
return;
}
if (exp.indexOf("*") >= 0) {
//a.**或a.*形式
if (/^[1-9a-zA-Z.]+(\*\*$|\*$)/.test(exp) || exp === "**" || exp === "*") {
var isGlobal = exp.indexOf("**") >= 0;
if (isGlobal) {
//a.**的形式
exp = exp.replace(".**", "");
} else {
//a.*的形式
exp = exp.replace(".*", "");
}
var getter = exp === "**" || exp === "*" ? function (m) {
return m;
} : parsePath(exp);
var v = getter.call(model, model);
var _dep = new Dep();
if (isGlobal) {
(v.__ob__._scopeDeps || (v.__ob__._scopeDeps = [])).push(_dep);
} else {
(v.__ob__._deps || (v.__ob__._deps = [])).push(_dep);
}
var _w = new Watcher(model, function () {
_dep.depend();
return NaN;
}, function (newValue, oldValue, attrs) {
callback(i, newValue, oldValue, BI._.extend({ index: i }, attrs));
}, options);
watchers.push(function unwatchFn() {
_w.teardown();
v.__ob__._scopeDeps && remove(v.__ob__._scopeDeps, _dep);
v.__ob__._deps && remove(v.__ob__._deps, _dep);
});
return;
}
// **.a.**的情况,场景:a.b.c, 如果用b.**监听, a被重新赋值b上的_scopeDes就不存在了
if (/^(\*\*\.)+[1-9a-zA-Z]+(\.\*\*$)/.test(exp)) {
//先获取到能获取到的对象
var _paths = exp.split(".");
var _currentModel = model[_paths[1]];
exp = _paths[1] + ".**";
//补全路径
var _parent = _currentModel.__ob__.parent,
_root = _currentModel.__ob__;
while (_parent) {
exp = '*.' + exp;
_root = _parent;
_parent = _parent.parent;
}
var _regStr = routeToRegExp(exp);
var _dep2 = new Dep();
_root._globalDeps || (_root._globalDeps = {});
if (BI._.isArray(_root._globalDeps[_regStr])) {
_root._globalDeps[_regStr].push(_dep2);
} else {
_root._globalDeps[_regStr] = [_dep2];
}
var _w2 = new Watcher(_currentModel, function () {
_dep2.depend();
return NaN;
}, function (newValue, oldValue, attrs) {
callback(i, newValue, oldValue, BI._.extend({ index: i }, attrs));
}, options);
watchers.push(function unwatchFn() {
if (_root._globalDeps) {
remove(_root._globalDeps[_regStr], _dep2);
if (_root._globalDeps[_regStr].length === 0) {
delete _root._globalDeps[_regStr];
_w2.teardown();
}
}
});
return;
}
// 再有结尾有*的就不支持了
if (exp[exp.length - 1] === "*") {
throw new Error('not support');
}
//其他含有*的情况,如*.a,*.*.a,a.*.a
var currentModel = model;
//先获取到能获取到的对象
var paths = exp.split(".");
for (var _i = 0, len = paths.length; _i < len; _i++) {
if (paths[_i] === "*") {
break;
}
currentModel = model[paths[_i]];
}
exp = exp.substr(exp.indexOf("*"));
//补全路径
var parent = currentModel.__ob__.parent,
root = currentModel.__ob__;
while (parent) {
exp = '*.' + exp;
root = parent;
parent = parent.parent;
}
var regStr = routeToRegExp(exp);
var dep = new Dep();
root._globalDeps || (root._globalDeps = {});
if (BI._.isArray(root._globalDeps[regStr])) {
root._globalDeps[regStr].push(dep);
} else {
root._globalDeps[regStr] = [dep];
}
var w = new Watcher(currentModel, function () {
dep.depend();
return NaN;
}, function (newValue, oldValue, attrs) {
callback(i, newValue, oldValue, BI._.extend({ index: i }, attrs));
}, options);
watchers.push(function unwatchFn() {
if (root._globalDeps) {
remove(root._globalDeps[regStr], dep);
if (root._globalDeps[regStr].length === 0) {
delete root._globalDeps[regStr];
w.teardown();
}
}
});
return;
}
var watcher = new Watcher(model, exp, function (newValue, oldValue, attrs) {
callback(i, newValue, oldValue, BI._.extend({ index: i }, attrs));
}, options);
watchers.push(function unwatchFn() {
watcher.teardown();
});
});
return watchers;
}
var mixinInjection = {};
function getMixins(type) {
return mixinInjection[type];
}
function mixin(xtype, cls) {
mixinInjection[xtype] = BI._.cloneDeep(cls);
}
var computedWatcherOptions = { lazy: true };
var REACTIVE = true;
function initState(vm, state) {
if (state) {
vm.$$state = REACTIVE ? observe(state).model : state;
}
}
function initComputed(vm, computed) {
var watchers = vm._computedWatchers = {};
defineComputed(vm, computed);
for (var key in computed) {
watchers[key] = defineComputedWatcher(vm, computed[key]);
}
}
function defineComputedWatcher(vm, userDef) {
var context = vm.$$model ? vm.model : vm;
var getter = typeof userDef === "function" ? userDef : userDef.get;
return new Watcher(context, getter || noop, noop, computedWatcherOptions);
}
function defineOneComputedGetter(vm, key, userDef) {
var shouldCache = true;
var sharedPropertyDefinition = {
enumerable: true,
configurable: true,
get: noop,
set: noop
};
if (typeof userDef === "function") {
sharedPropertyDefinition.get = createComputedGetter(vm, key);
sharedPropertyDefinition.set = noop;
} else {
sharedPropertyDefinition.get = userDef.get ? shouldCache && userDef.cache !== false ? createComputedGetter(vm, key) : userDef.get : noop;
sharedPropertyDefinition.set = userDef.set ? userDef.set : noop;
}
return sharedPropertyDefinition;
}
function defineComputed(vm, computed) {
var props = {};
for (var key in computed) {
if (!(key in vm)) {
props[key] = defineOneComputedGetter(vm, key, computed[key]);
}
}
vm.$$computed = createViewModel$1({}, props);
}
function createComputedGetter(vm, key) {
return function computedGetter() {
var watcher = vm._computedWatchers && vm._computedWatchers[key];
if (watcher) {
if (watcher.dirty) {
watcher.evaluate();
}
if (REACTIVE && Dep.target) {
watcher.depend();
}
return watcher.value;
}
};
}
function initWatch(vm, watch$$1) {
vm._watchers || (vm._watchers = []);
for (var key in watch$$1) {
var handler = watch$$1[key];
if (BI._.isArray(handler)) {
for (var i = 0; i < handler.length; i++) {
vm._watchers.push(createWatcher(vm, key, handler[i]));
}
} else {
vm._watchers.push(createWatcher(vm, key, handler));
}
}
}
function createWatcher(vm, keyOrFn, cb, options) {
if (isPlainObject(cb)) {
options = cb;
cb = cb.handler;
}
if (typeof cb === 'string') {
cb = vm[cb];
}
return watch(vm.model, keyOrFn, BI._.bind(cb, vm.$$model ? vm.model : vm), options);
}
function initMethods(vm, methods) {
for (var key in methods) {
vm[key] = methods[key] == null ? noop : BI._.bind(methods[key], vm.$$model ? vm.model : vm);
}
}
function initMixins(vm, mixins) {
mixins = (mixins || []).slice(0);
BI._.each(mixins.reverse(), function (mixinType) {
var mixin$$1 = getMixins(mixinType);
for (var key in mixin$$1) {
if (typeof mixin$$1[key] !== "function") continue;
if (BI._.has(vm, key)) continue;
vm[key] = BI._.bind(mixin$$1[key], vm.$$model ? vm.model : vm);
}
});
}
function defineProps(vm, keys) {
var props = {};
// if (typeof Proxy === 'function') {
// return vm.model = new Proxy(props, {
// has: function (target, key) {
// return keys.indexOf(key) > -1;
// },
// get: function (target, key) {
// if (key in $$skipArray) {
// return props[key]
// }
// if (vm.$$computed && key in vm.$$computed) {
// return vm.$$computed[key]
// }
// if (vm.$$state && key in vm.$$state) {
// return vm.$$state[key]
// }
// return vm.$$model[key]
// },
// set: function (target, key, val) {
// if (key in $$skipArray) {
// return props[key] = val
// }
// if (vm.$$state && key in vm.$$state) {
// return vm.$$state[key] = val
// }
// if (vm.$$model && key in vm.$$model) {
// return vm.$$model[key] = val
// }
// }
// })
// }
var _loop = function _loop(i, len) {
var key = keys[i];
if (!(key in $$skipArray)) {
props[key] = {
enumerable: true,
configurable: true,
get: function get() {
if (vm.$$computed && key in vm.$$computed) {
return vm.$$computed[key];
}
if (vm.$$state && key in vm.$$state) {
return vm.$$state[key];
}
if (vm.$$model && key in vm.$$model) {
return vm.$$model[key];
}
var p = vm._parent;
while (p) {
if (p.$$context && key in p.$$context) {
return p.$$context[key];
}
p = p._parent;
}
},
set: function set(val) {
if (vm.$$state && key in vm.$$state) {
return vm.$$state[key] = val;
}
if (vm.$$model && key in vm.$$model) {
return vm.$$model[key] = val;
}
var p = vm._parent;
while (p) {
if (p.$$context && key in p.$$context) {
return p.$$context[key] = val;
}
p = p._parent;
}
}
};
}
};
for (var i = 0, len = keys.length; i < len; i++) {
_loop(i, len);
}
vm.model = createViewModel$1({}, props);
}
function defineContext(vm, keys) {
var props = {};
var _loop2 = function _loop2(i, len) {
var key = keys[i];
if (!(key in $$skipArray)) {
props[key] = {
enumerable: true,
configurable: true,
get: function get() {
return vm.model[key];
},
set: function set(val) {
return vm.model[key] = val;
}
};
}
};
for (var i = 0, len = keys.length; i < len; i++) {
_loop2(i, len);
}
vm.$$context = createViewModel$1({}, props);
}
function getInjectValue(vm, key) {
var p = vm._parent;
while (p) {
if (p.$$context && key in p.$$context) {
return p.$$context[key];
}
p = p._parent;
}
}
function getInjectValues(vm) {
var inject = vm.inject || [];
var result = {};
BI._.each(inject, function (key) {
result[key] = getInjectValue(vm, key);
});
return result;
}
var Model = function () {
function Model() {
_classCallCheck(this, Model);
}
Model.prototype._constructor = function _constructor(model, destroyHandler) {
if (model instanceof Observer || model instanceof Model) {
model = model.model;
}
if (model && model.__ob__) {
this.$$model = model;
} else {
this.options = model || {};
}
this._parent = Model.target;
var state = BI._.isFunction(this.state) ? this.state() : this.state;
var computed = this.computed;
var context = this.context;
var inject = this.inject;
var childContext = this.childContext;
var provide = this.provide;
var watch$$1 = this.watch;
var actions = this.actions;
var keys = BI._.keys(this.$$model).concat(BI._.keys(state)).concat(BI._.keys(computed)).concat(inject || []).concat(context || []);
var mixins = this.mixins;
defineProps(this, keys);
// deprecated
childContext && defineContext(this, childContext);
provide && defineContext(this, provide);
this.$$model && (this.model.__ob__ = this.$$model.__ob__);
initMixins(this, mixins);
this.init();
initState(this, BI._.extend(getInjectValues(this), state));
initComputed(this, computed);
REACTIVE && initWatch(this, watch$$1);
initMethods(this, actions);
this.created && this.created();
this._destroyHandler = destroyHandler;
if (this.$$model) {
return this.model;
}
};
Model.prototype._init = function _init() {};
Model.prototype.init = function init() {
this._init();
};
Model.prototype.destroy = function destroy() {
for (var _key3 in this._computedWatchers) {
this._computedWatchers[_key3].teardown();
}
BI._.each(this._watchers, function (unwatches) {
unwatches = BI._.isArray(unwatches) ? unwatches : [unwatches];
BI._.each(unwatches, function (unwatch) {
unwatch();
});
});
this._watchers && (this._watchers = []);
this.destroyed && this.destroyed();
this.$$model = null;
this.$$computed = null;
this.$$state = null;
this._destroyHandler && this._destroyHandler();
};
return Model;
}();
function define(model) {
return REACTIVE ? new Observer(model).model : model;
}
var reactive = define;
function config(options) {
options || (options = {});
if ("reactive" in options) {
REACTIVE = options.reactive;
}
}
function toJSON(model) {
var result = void 0;
if (BI._.isArray(model)) {
result = [];
for (var i = 0, len = model.length; i < len; i++) {
result[i] = toJSON(model[i]);
}
} else if (model && isPlainObject(model)) {
result = {};
for (var _key4 in model) {
if (!BI._.has($$skipArray, _key4)) {
result[_key4] = toJSON(model[_key4]);
}
}
} else {
result = model;
}
return result;
}
var version = '2.0';
exports.version = version;
exports.$$skipArray = $$skipArray;
exports.mixin = mixin;
exports.Model = Model;
exports.define = define;
exports.reactive = reactive;
exports.config = config;
exports.observerState = observerState;
exports.Observer = Observer;
exports.observe = observe;
exports.notify = notify;
exports.defineReactive = defineReactive;
exports.defineReactiveProperty = defineReactiveProperty;
exports.set = set;
exports.freeze = freeze;
exports.del = del;
exports.Watcher = Watcher;
exports.pushTarget = pushTarget;
exports.popTarget = popTarget;
exports.watch = watch;
exports.toJSON = toJSON;
exports.__esModule = true;
});