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import { createElement, detachNode, insertNode, createText, appendNode, assign, dispatchObservers, noop, proto } from "svelte/shared.js"; | ||
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var template = (function () { | ||
return { | ||
methods: { | ||
foo ( bar ) { | ||
console.log( bar ); | ||
} | ||
}, | ||
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events: { | ||
foo ( node, callback ) { | ||
// code goes here | ||
} | ||
} | ||
}; | ||
}()); | ||
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function create_main_fragment ( root, component ) { | ||
var button = createElement( 'button' ); | ||
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var foo_handler = template.events.foo.call( component, button, function ( event ) { | ||
var root = component.get(); | ||
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component.foo( root.bar ); | ||
}); | ||
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appendNode( createText( "foo" ), button ); | ||
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return { | ||
mount: function ( target, anchor ) { | ||
insertNode( button, target, anchor ); | ||
}, | ||
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update: noop, | ||
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destroy: function ( detach ) { | ||
foo_handler.teardown(); | ||
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if ( detach ) { | ||
detachNode( button ); | ||
} | ||
} | ||
}; | ||
} | ||
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function SvelteComponent ( options ) { | ||
options = options || {}; | ||
this._state = options.data || {}; | ||
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this._observers = { | ||
pre: Object.create( null ), | ||
post: Object.create( null ) | ||
}; | ||
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this._handlers = Object.create( null ); | ||
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this._root = options._root; | ||
this._yield = options._yield; | ||
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this._torndown = false; | ||
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this._fragment = create_main_fragment( this._state, this ); | ||
if ( options.target ) this._fragment.mount( options.target, null ); | ||
} | ||
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assign( SvelteComponent.prototype, template.methods, proto ); | ||
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SvelteComponent.prototype._set = function _set ( newState ) { | ||
var oldState = this._state; | ||
this._state = assign( {}, oldState, newState ); | ||
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dispatchObservers( this, this._observers.pre, newState, oldState ); | ||
if ( this._fragment ) this._fragment.update( newState, this._state ); | ||
dispatchObservers( this, this._observers.post, newState, oldState ); | ||
}; | ||
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SvelteComponent.prototype.teardown = SvelteComponent.prototype.destroy = function destroy ( detach ) { | ||
this.fire( 'destroy' ); | ||
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this._fragment.destroy( detach !== false ); | ||
this._fragment = null; | ||
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this._state = {}; | ||
this._torndown = true; | ||
}; | ||
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export default SvelteComponent; |
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<button on:foo='foo( bar )'>foo</button> | ||
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<script> | ||
export default { | ||
methods: { | ||
foo ( bar ) { | ||
console.log( bar ); | ||
} | ||
}, | ||
events: { | ||
foo ( node, callback ) { | ||
// code goes here | ||
} | ||
} | ||
}; | ||
</script> |