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svelte/test/js/samples/dev-warning-missing-data-co.../expected-bundle.js

233 lines
5.3 KiB

function noop() {}
function assign(tar, src) {
for (var k in src) tar[k] = src[k];
return tar;
}
function appendNode(node, target) {
target.appendChild(node);
}
function insertNode(node, target, anchor) {
target.insertBefore(node, anchor);
}
function detachNode(node) {
node.parentNode.removeChild(node);
}
function createElement(name) {
return document.createElement(name);
}
function createText(data) {
return document.createTextNode(data);
}
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 destroyDev(detach) {
destroy.call(this, detach);
this.destroy = function() {
console.warn('Component was already destroyed');
};
}
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;
}
}
}
function get() {
return 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 on(eventName, 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 });
this._fragment.p(changed, this._state);
this.fire("update", { changed: changed, current: this._state, previous: oldState });
}
}
function setDev(newState) {
if (typeof newState !== 'object') {
throw new Error(
this._debugName + '.set was called without an object of data key-values to update.'
);
}
this._checkReadOnly(newState);
set.call(this, newState);
}
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 protoDev = {
destroy: destroyDev,
get,
fire,
on,
set: setDev,
_recompute: noop,
_set,
_mount,
_unmount,
_differs
};
/* generated by Svelte vX.Y.Z */
function bar({ foo }) {
return foo * 2;
}
function create_main_fragment(component, state) {
var p, text_value = state.Math.max(0, state.foo), text, text_1, text_2;
return {
c: function create() {
p = createElement("p");
text = createText(text_value);
text_1 = createText("\n\t");
text_2 = createText(state.bar);
},
m: function mount(target, anchor) {
insertNode(p, target, anchor);
appendNode(text, p);
appendNode(text_1, p);
appendNode(text_2, p);
},
p: function update(changed, state) {
if ((changed.Math || changed.foo) && text_value !== (text_value = state.Math.max(0, state.foo))) {
text.data = text_value;
}
if (changed.bar) {
text_2.data = state.bar;
}
},
u: function unmount() {
detachNode(p);
},
d: noop
};
}
function SvelteComponent(options) {
this._debugName = '<SvelteComponent>';
if (!options || (!options.target && !options.root)) throw new Error("'target' is a required option");
init(this, options);
this._state = assign({ Math : Math }, options.data);
this._recompute({ foo: 1 }, this._state);
if (!('foo' in this._state)) console.warn("<SvelteComponent> was created without expected data property 'foo'");
this._fragment = create_main_fragment(this, this._state);
if (options.target) {
if (options.hydrate) throw new Error("options.hydrate only works if the component was compiled with the `hydratable: true` option");
this._fragment.c();
this._mount(options.target, options.anchor);
}
}
assign(SvelteComponent.prototype, protoDev);
SvelteComponent.prototype._checkReadOnly = function _checkReadOnly(newState) {
if ('bar' in newState && !this._updatingReadonlyProperty) throw new Error("<SvelteComponent>: Cannot set read-only property 'bar'");
};
SvelteComponent.prototype._recompute = function _recompute(changed, state) {
if (changed.foo) {
if (this._differs(state.bar, (state.bar = bar(state)))) changed.bar = true;
}
};
export default SvelteComponent;