mirror of https://github.com/sveltejs/svelte
parent
3415b133c7
commit
6cb4fbd608
@ -1,23 +1,31 @@
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import IfBlock from '../../nodes/IfBlock';
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import Renderer, { RenderOptions } from '../Renderer';
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import { x } from 'code-red';
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import { x } from 'code-red';
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import { get_const_tags } from './shared/get_const_tags';
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import { get_const_tags } from './shared/get_const_tags.js';
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import { Node } from 'estree';
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export default function (node: IfBlock, renderer: Renderer, options: RenderOptions) {
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/**
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* @param {import('../../nodes/IfBlock.js').default} node
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* @param {import('../Renderer.js').default} renderer
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* @param {import('../Renderer.js').RenderOptions} options
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*/
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export default function (node, renderer, options) {
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const condition = node.expression.node;
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const condition = node.expression.node;
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renderer.push();
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renderer.push();
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renderer.render(node.children, options);
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renderer.render(node.children, options);
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let consequent: Node = renderer.pop();
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/** @type {import('estree').Node} */
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let consequent = renderer.pop();
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if (node.const_tags.length > 0)
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if (node.const_tags.length > 0)
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consequent = x `(() => { ${get_const_tags(node.const_tags)}; return ${consequent} })()`;
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consequent = x `(() => { ${get_const_tags(node.const_tags)}; return ${consequent} })()`;
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renderer.push();
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renderer.push();
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if (node.else) renderer.render(node.else.children, options);
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if (node.else)
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let alternate: Node = renderer.pop();
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renderer.render(node.else.children, options);
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/** @type {import('estree').Node} */
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let alternate = renderer.pop();
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if (node.else && node.else.const_tags.length > 0)
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if (node.else && node.else.const_tags.length > 0)
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alternate = x `(() => { ${get_const_tags(node.else.const_tags)}; return ${alternate} })()`;
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alternate = x `(() => { ${get_const_tags(node.else.const_tags)}; return ${alternate} })()`;
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renderer.add_expression(x `${condition} ? ${consequent} : ${alternate}`);
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renderer.add_expression(x `${condition} ? ${consequent} : ${alternate}`);
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}
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}
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