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svgo

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SVGO is a Node.js library and command-line application for optimizing vector images.

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import { visit } from './visit.js'; /** * Maps all nodes to their parent node recursively. * * @param {import('../types.js').XastParent} node * @returns {Map<import('../types.js').XastNode, import('../types.js').XastParent>} */ export function mapNodesToParents(node) { /** @type {Map<import('../types.js').XastNode, import('../types.js').XastParent>} */ const parents = new Map(); for (const child of node.children) { parents.set(child, node); visit( child, { element: { enter: (child, parent) => { parents.set(child, parent); }, }, }, node, ); } return parents; }