Method getJsxAttribute

scripts/extractFormFields.ts:348–392

* Get the string value of a JSX attribute (extracts from t() calls) * Used for 'name' attribute where we want just the identifier

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

   * Used for 'name' attribute where we want just the identifier
   */
  private getJsxAttribute(
    node: ts.JsxElement | ts.JsxSelfClosingElement,
    attributeName: string
  ): 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: name="firstName"
          if (ts.isStringLiteral(attr.initializer)) {
            return attr.initializer.text;
          }
          // JSX expression: name={someName} or name={t('Label')}
          if (ts.isJsxExpression(attr.initializer) && attr.initializer.expression) {
            const expr = attr.initializer.expression;
            // String literal: name={'firstName'}
            if (ts.isStringLiteral(expr)) {
              return expr.text;
            }
            // t() call: label={t('Name')}
            if (ts.isCallExpression(expr) && ts.isIdentifier(expr.expression)) {
              if (expr.expression.text === 't' && expr.arguments.length > 0) {
                const firstArg = expr.arguments[0];
                if (firstArg && ts.isStringLiteral(firstArg)) {
                  return firstArg.text;
                }
              }
            }
          }
        } else {
          // Boolean shorthand: required (no value)
          return '';
        }
      }
    }

    return null;
  }

  /**
   * Get the expression text of a JSX attribute as-is (preserves t() calls)