helper function to trim spaces or line breaks from template

trimTemplate.ts

/**
 * helper function to trim spaces or line breaks from the template
 * @param template
 * @returns
 */
function trimTemplate(template: string) {
  const trimmed = template.replace(/^\s*/, "").replace(/\s*$/, "");
  const lines = trimmed.split("\n");
  const indent = /^(\s*)/.exec(lines[0])?.[1];
  if (!indent) {
    return trimmed;
  }
  return lines
    .map((line) => line.replace(new RegExp(`^${indent}`), ""))
    .join("\n");
}