37 lines
774 B
TypeScript
37 lines
774 B
TypeScript
/**
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* Does a depth-first search of a meta object to find the first instance of a component.
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*
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* @template T - The type of the component meta object
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*/
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export function findComponentMeta< T >(
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obj: Record< string, unknown >,
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visited = new Set< Record< string, unknown > >()
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): T | undefined {
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if ( visited.has( obj ) ) {
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return undefined;
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}
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visited.add( obj );
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for ( const key in obj ) {
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if ( obj.hasOwnProperty( key ) ) {
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if ( key === 'component' ) {
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return obj as T;
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} else if (
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typeof obj[ key ] === 'object' &&
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obj[ key ] !== null
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) {
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const found = findComponentMeta< T >(
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obj[ key ] as Record< string, unknown >,
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visited
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);
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if ( found !== undefined ) {
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return found;
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}
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}
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}
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}
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return undefined;
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}
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