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60 lines
1.3 KiB
60 lines
1.3 KiB
import { assign, differs, noop, proto } from "svelte/shared.js";
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var template = (function () {
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return {
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computed: {
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a: x => x * 2,
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b: x => x * 3
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}
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};
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}());
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function create_main_fragment ( state, component ) {
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return {
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create: noop,
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mount: noop,
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update: noop,
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unmount: noop,
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destroy: noop
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};
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}
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function SvelteComponent ( options ) {
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options = options || {};
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this._state = options.data || {};
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this._recompute( {}, this._state, {}, true );
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this._observers = {
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pre: Object.create( null ),
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post: Object.create( null )
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};
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this._handlers = Object.create( null );
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this._root = options._root || this;
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this._yield = options._yield;
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this._bind = options._bind;
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this._fragment = create_main_fragment( this._state, this );
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if ( options.target ) {
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this._fragment.create();
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this._fragment.mount( options.target, options.anchor || null );
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}
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}
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assign( SvelteComponent.prototype, proto );
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SvelteComponent.prototype._recompute = function _recompute ( changed, state, oldState, isInitial ) {
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if ( isInitial || changed.x ) {
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if ( differs( ( state.a = template.computed.a( state.x ) ), oldState.a ) ) changed.a = true;
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if ( differs( ( state.b = template.computed.b( state.x ) ), oldState.b ) ) changed.b = true;
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}
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}
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export default SvelteComponent; |