Method getJsxAttributeExpression

scripts/extractFormFields.ts:398–431

* Get the expression text of a JSX attribute as-is (preserves t() calls) * Used for 'label' and 'hintText' where we want the full expression

(
    node: ts.JsxElement | ts.JsxSelfClosingElement,
    attributeName: string,
    sourceFile: ts.SourceFile
  )

   * Used for 'label' and 'hintText' where we want the full expression
   */
  private getJsxAttributeExpression(
    node: ts.JsxElement | ts.JsxSelfClosingElement,
    attributeName: string,
    sourceFile: ts.SourceFile
  ): string | null {
    const attributes = ts.isJsxElement(node)
      ? node.openingElement.attributes
      : node.attributes;

    for (const attr of attributes.properties) {
      if (
        ts.isJsxAttribute(attr) &&
        ts.isIdentifier(attr.name) &&
        attr.name.text === attributeName
      ) {
        if (attr.initializer) {
          // String literal: label="Name"
          if (ts.isStringLiteral(attr.initializer)) {
            return `"${attr.initializer.text}"`;
          }
          // JSX expression: label={t('Name')} -> t('Name')
          if (ts.isJsxExpression(attr.initializer) && attr.initializer.expression) {
            const expr = attr.initializer.expression;
            if (!isStringTypeExpression(expr)) {
              return null;
            }
            return expr.getText(sourceFile);
          }
        }
      }
    }

    return null;
  }
}

function generateRegistryFile(fields: ExtractedField[], outputPath: string): void {