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svelte/test/js/samples/component-static-immutable/expected-bundle.js

236 lines
4.8 KiB

function noop() {}
function assign(target) {
var k,
source,
i = 1,
len = arguments.length;
for (; i < len; i++) {
source = arguments[i];
for (k in source) target[k] = source[k];
}
return target;
}
function blankObject() {
return Object.create(null);
}
function destroy(detach) {
this.destroy = noop;
this.fire('destroy');
this.set = this.get = noop;
if (detach !== false) this._fragment.u();
this._fragment.d();
this._fragment = this._state = null;
}
function _differs(a, b) {
return a != a ? b == b : a !== b || ((a && typeof a === 'object') || typeof a === 'function');
}
function _differsImmutable(a, b) {
return a != a ? b == b : a !== b;
}
function dispatchObservers(component, group, changed, newState, oldState) {
for (var key in group) {
if (!changed[key]) continue;
var newValue = newState[key];
var oldValue = oldState[key];
var callbacks = group[key];
if (!callbacks) continue;
for (var i = 0; i < callbacks.length; i += 1) {
var callback = callbacks[i];
if (callback.__calling) continue;
callback.__calling = true;
callback.call(component, newValue, oldValue);
callback.__calling = false;
}
}
}
function fire(eventName, data) {
var handlers =
eventName in this._handlers && this._handlers[eventName].slice();
if (!handlers) return;
for (var i = 0; i < handlers.length; i += 1) {
handlers[i].call(this, data);
}
}
function get(key) {
return key ? this._state[key] : this._state;
}
function init(component, options) {
component._observers = { pre: blankObject(), post: blankObject() };
component._handlers = blankObject();
component._bind = options._bind;
component.options = options;
component.root = options.root || component;
component.store = component.root.store || options.store;
}
function observe(key, callback, options) {
var group = options && options.defer
? this._observers.post
: this._observers.pre;
(group[key] || (group[key] = [])).push(callback);
if (!options || options.init !== false) {
callback.__calling = true;
callback.call(this, this._state[key]);
callback.__calling = false;
}
return {
cancel: function() {
var index = group[key].indexOf(callback);
if (~index) group[key].splice(index, 1);
}
};
}
function on(eventName, handler) {
if (eventName === 'teardown') return this.on('destroy', handler);
var handlers = this._handlers[eventName] || (this._handlers[eventName] = []);
handlers.push(handler);
return {
cancel: function() {
var index = handlers.indexOf(handler);
if (~index) handlers.splice(index, 1);
}
};
}
function set(newState) {
this._set(assign({}, newState));
if (this.root._lock) return;
this.root._lock = true;
callAll(this.root._beforecreate);
callAll(this.root._oncreate);
callAll(this.root._aftercreate);
this.root._lock = false;
}
function _set(newState) {
var oldState = this._state,
changed = {},
dirty = false;
for (var key in newState) {
if (this._differs(newState[key], oldState[key])) changed[key] = dirty = true;
}
if (!dirty) return;
this._state = assign({}, oldState, newState);
this._recompute(changed, this._state);
if (this._bind) this._bind(changed, this._state);
if (this._fragment) {
dispatchObservers(this, this._observers.pre, changed, this._state, oldState);
this._fragment.p(changed, this._state);
dispatchObservers(this, this._observers.post, changed, this._state, oldState);
}
}
function callAll(fns) {
while (fns && fns.length) fns.shift()();
}
function _mount(target, anchor) {
this._fragment.m(target, anchor);
}
function _unmount() {
if (this._fragment) this._fragment.u();
}
var proto = {
destroy: destroy,
get: get,
fire: fire,
observe: observe,
on: on,
set: set,
teardown: destroy,
_recompute: noop,
_set: _set,
_mount: _mount,
_unmount: _unmount,
_differs: _differs
};
/* generated by Svelte vX.Y.Z */
var Nested = window.Nested;
function create_main_fragment(component, state) {
var nested = new Nested({
root: component.root,
data: { foo: "bar" }
});
return {
c: function create() {
nested._fragment.c();
},
m: function mount(target, anchor) {
nested._mount(target, anchor);
},
p: noop,
u: function unmount() {
nested._unmount();
},
d: function destroy$$1() {
nested.destroy(false);
}
};
}
function SvelteComponent(options) {
init(this, options);
this._state = assign({}, options.data);
if (!options.root) {
this._oncreate = [];
this._beforecreate = [];
this._aftercreate = [];
}
this._fragment = create_main_fragment(this, this._state);
if (options.target) {
this._fragment.c();
this._fragment.m(options.target, options.anchor || null);
this._lock = true;
callAll(this._beforecreate);
callAll(this._oncreate);
callAll(this._aftercreate);
this._lock = false;
}
}
assign(SvelteComponent.prototype, proto);
SvelteComponent.prototype._differs = _differsImmutable;
export default SvelteComponent;