Function resolveToModule

packages/react-docgen/src/utils/resolveToModule.ts:11–44

(path: NodePath)

 * was imported.
 */
export default function resolveToModule(path: NodePath): string | null {
  if (path.isVariableDeclarator()) {
    if (path.node.init) {
      return resolveToModule(path.get('init') as NodePath<Expression>);
    }
  } else if (path.isCallExpression()) {
    const callee = path.get('callee');

    if (callee.isIdentifier({ name: 'require' })) {
      return (path.node.arguments[0] as StringLiteral).value;
    }

    return resolveToModule(callee);
  } else if (path.isIdentifier() || path.isJSXIdentifier()) {
    const valuePath = resolveToValue(path);

    if (valuePath !== path) {
      return resolveToModule(valuePath);
    }
    if (path.parentPath.isObjectProperty()) {
      return resolveToModule(path.parentPath);
    }
  } else if (path.isObjectProperty() || path.isObjectPattern()) {
    return resolveToModule(path.parentPath);
  } else if (path.parentPath?.isImportDeclaration()) {
    return path.parentPath.node.source.value;
  } else if (path.isMemberExpression()) {
    path = getMemberExpressionRoot(path);

    return resolveToModule(path);
  }

  return null;
}