@wordpress/element/build/find-dom-node.cjs.map

Element React module for WordPress.

{
  "version": 3,
  "sources": ["../src/find-dom-node.ts"],
  "sourcesContent": ["import deprecated from '@wordpress/deprecated';\n\nconst internalsKey = '_reactInternals';\n\n// HostComponent fiber tag, represents a DOM element like <div>.\nconst HostComponent = 5;\nconst HostText = 6;\n\nfunction findCurrentFiber( fiber: any ): any {\n\tif ( ! fiber.alternate ) {\n\t\t// First mount \u2014 only one version exists, and it's current.\n\t\treturn fiber;\n\t}\n\n\t// Walk up to the HostRoot to figure out which tree this fiber is on.\n\tlet node = fiber;\n\twhile ( node.return ) {\n\t\tnode = node.return;\n\t}\n\n\t// The root's stateNode.current points to the current tree's root fiber.\n\tif ( node.stateNode.current === node ) {\n\t\t// We walked up the current tree, so `fiber` is already current.\n\t\treturn fiber;\n\t}\n\n\t// We walked up the alternate tree \u2014 switch to the current version.\n\treturn fiber.alternate;\n}\n\nfunction findHostFiber( fiber: any ): any {\n\tconst current = findCurrentFiber( fiber );\n\tif ( ! current ) {\n\t\treturn null;\n\t}\n\treturn findHostFiberImpl( current );\n}\n\nfunction findHostFiberImpl( fiber: any ): any {\n\tif ( fiber.tag === HostComponent || fiber.tag === HostText ) {\n\t\treturn fiber;\n\t}\n\n\tlet child = fiber.child;\n\twhile ( child ) {\n\t\tconst hostFiber = findHostFiberImpl( child );\n\t\tif ( hostFiber ) {\n\t\t\treturn hostFiber;\n\t\t}\n\t\tchild = child.sibling;\n\t}\n\n\treturn null;\n}\n\n/**\n * Finds the DOM node of a React component instance.\n *\n * @deprecated since WordPress 7.1.0. Use DOM refs instead.\n * @see https://react.dev/reference/react-dom/findDOMNode\n *\n * @param      instance Component's instance.\n */\nexport default function findDOMNode( instance: any ): Element | Text | null {\n\tdeprecated( 'wp.element.findDOMNode', {\n\t\tsince: '7.1',\n\t\talternative: 'DOM refs',\n\t\tlink: 'https://react.dev/reference/react-dom/findDOMNode',\n\t} );\n\n\tif ( instance === null || instance === undefined ) {\n\t\treturn null;\n\t}\n\n\tif ( instance.nodeType !== undefined ) {\n\t\treturn instance as Element | Text;\n\t}\n\n\tconst fiber = instance[ internalsKey ];\n\tif ( fiber === undefined ) {\n\t\tif ( typeof instance.render === 'function' ) {\n\t\t\tthrow new Error( 'Unable to find node on an unmounted component.' );\n\t\t}\n\t\tconst keys = Object.keys( instance ).join( ',' );\n\t\tthrow new Error(\n\t\t\t`Argument appears to not be a ReactComponent. Keys: ${ keys }`\n\t\t);\n\t}\n\n\tconst hostFiber = findHostFiber( fiber );\n\treturn hostFiber?.stateNode ?? null;\n}\n"],
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}