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svelte/test/js/samples/if-block-simple/expected-bundle-v2.js

235 lines
4.8 KiB

7 years ago
function noop() {}
function assign(tar, src) {
for (var k in src) tar[k] = src[k];
return tar;
}
function insertNode(node, target, anchor) {
target.insertBefore(node, anchor);
}
function detachNode(node) {
node.parentNode.removeChild(node);
}
function createElement(name) {
return document.createElement(name);
}
function createComment() {
return document.createComment('');
}
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 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) {
var handler = handlers[i];
if (!handler.__calling) {
handler.__calling = true;
handler.call(this, data);
handler.__calling = false;
}
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}
}
function get(key) {
return key ? this._state[key] : this._state;
}
function init(component, options) {
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 fn = callback.bind(this);
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if (!options || options.init !== false) {
fn(this.get()[key], undefined);
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}
return this.on(options && options.defer ? 'update' : 'state', function(event) {
if (event.changed[key]) fn(event.current[key], event.previous && event.previous[key]);
});
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}
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(assign({}, oldState), newState);
this._recompute(changed, this._state);
if (this._bind) this._bind(changed, this._state);
if (this._fragment) {
this.fire("state", { changed: changed, current: this._state, previous: oldState });
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this._fragment.p(changed, this._state);
this.fire("update", { changed: changed, current: this._state, previous: oldState });
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}
}
function callAll(fns) {
while (fns && fns.length) fns.shift()();
}
function _mount(target, anchor) {
this._fragment[this._fragment.i ? 'i' : 'm'](target, anchor || null);
}
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 */
function create_main_fragment(component, state) {
var if_block_anchor;
var if_block = (state.foo) && create_if_block(component, state);
return {
c: function create() {
if (if_block) if_block.c();
if_block_anchor = createComment();
},
m: function mount(target, anchor) {
if (if_block) if_block.m(target, anchor);
insertNode(if_block_anchor, target, anchor);
},
p: function update(changed, state) {
if (state.foo) {
if (!if_block) {
if_block = create_if_block(component, state);
if_block.c();
if_block.m(if_block_anchor.parentNode, if_block_anchor);
}
} else if (if_block) {
if_block.u();
if_block.d();
if_block = null;
}
},
u: function unmount() {
if (if_block) if_block.u();
detachNode(if_block_anchor);
},
d: function destroy$$1() {
if (if_block) if_block.d();
}
};
}
// (1:0) {#if foo}
function create_if_block(component, state) {
var p;
return {
c: function create() {
p = createElement("p");
p.textContent = "foo!";
},
m: function mount(target, anchor) {
insertNode(p, target, anchor);
},
u: function unmount() {
detachNode(p);
},
d: noop
};
}
function SvelteComponent(options) {
init(this, options);
this._state = assign({}, options.data);
this._fragment = create_main_fragment(this, this._state);
if (options.target) {
this._fragment.c();
this._mount(options.target, options.anchor);
}
}
assign(SvelteComponent.prototype, proto);
export default SvelteComponent;