Function formatErrorMessage

packages/core/src/render3/errors_di.ts:148–162

(
  text: string,
  code: number,
  path: string[] = [],
  source: string | null = null,
)

}

function formatErrorMessage(
  text: string,
  code: number,
  path: string[] = [],
  source: string | null = null,
): string {
  let pathDetails = '';
  // If the path is empty or contains only one element (self) -
  // do not append additional info the error message.
  if (path && path.length > 1) {
    pathDetails = ` Path: ${path.join(' -> ')}.`;
  }
  const sourceDetails = source ? ` Source: ${source}.` : '';
  return formatRuntimeError(code, `${text}${sourceDetails}${pathDetails}`);
}