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import Node from '../core/Node.js';
import { nodeProxy } from '../tsl/TSLCore.js';

/**
 * This class can be used to implement basic expressions in shader code.
 * Basic examples for that are `return`, `continue` or `discard` statements.
 *
 * @augments Node
 */
class ExpressionNode extends Node {

static get type() {

return 'ExpressionNode';

}

/**
	 * Constructs a new expression node.
	 *
	 * @param {string} [snippet=''] - The native code snippet.
	 * @param {string} [nodeType='void'] - The node type.
	 */
	constructor( snippet = '', nodeType = 'void' ) {

super( nodeType );

/**
		 * The native code snippet.
		 *
		 * @type {string}
		 * @default ''
		 */
		this.snippet = snippet;

}

generate( builder, output ) {

const type = this.getNodeType( builder );
		const snippet = this.snippet;

if ( type === 'void' ) {

builder.addLineFlowCode( snippet, this );

} else {

return builder.format( `( ${ snippet } )`, type, output );

}

export default ExpressionNode;

/**
 * TSL function for creating an expression node.
 *
 * @tsl
 * @function
 * @param {string} [snippet=''] - The native code snippet.
 * @param {string} [nodeType='void'] - The node type.
 * @returns {ExpressionNode}
 */
export const expression = /*@__PURE__*/ nodeProxy( ExpressionNode );

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Name	Size	Perms	Modified	Actions
CodeNode.js	3.39 KB	lrw-r--r--	2025-03-28 11:04:38	Edit Download recursive recursive
ExpressionNode.js	1.27 KB	lrw-r--r--	2025-03-28 11:04:38	Edit Download recursive recursive
FunctionCallNode.js	2.89 KB	lrw-r--r--	2025-03-28 11:04:38	Edit Download recursive recursive
FunctionNode.js	3.35 KB	lrw-r--r--	2025-03-28 11:04:38	Edit Download recursive recursive
ScriptableNode.js	13.12 KB	lrw-r--r--	2025-03-28 11:04:39	Edit Download recursive recursive
ScriptableValueNode.js	4.75 KB	lrw-r--r--	2025-03-28 11:04:39	Edit Download recursive recursive

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