Function applyErrorMessageTemplate

packages/hardhat-errors/src/errors.ts:260–285

(
  template: string,
  values: Record<string, ErrorMessageTemplateValue>,
)

 * @param values A map of variable names to their values.
 */
export function applyErrorMessageTemplate(
  template: string,
  values: Record<string, ErrorMessageTemplateValue>,
): string {
  return template.replaceAll(/{(.*?)}/g, (_match, variableName) => {
    const rawValue = values[variableName];

    if (rawValue === undefined) {
      return "undefined";
    }

    if (rawValue === null) {
      return "null";
    }

    if (typeof rawValue === "bigint") {
      return `${rawValue}n`;
    }

    if (Array.isArray(rawValue)) {
      return JSON.stringify(rawValue);
    }

    return rawValue.toString();
  });
}