Function i18nCreateOpCodesToString

packages/core/src/render3/i18n/i18n_debug.ts:38–61

(
  this: I18nCreateOpCodes | void,
  opcodes?: I18nCreateOpCodes,
)

 * @param opcodes `I18nCreateOpCodes` if invoked as a function.
 */
export function i18nCreateOpCodesToString(
  this: I18nCreateOpCodes | void,
  opcodes?: I18nCreateOpCodes,
): string[] {
  const createOpCodes: I18nCreateOpCodes = opcodes || (Array.isArray(this) ? this : ([] as any));
  let lines: string[] = [];
  for (let i = 0; i < createOpCodes.length; i++) {
    const opCode = createOpCodes[i++] as any;
    const text = createOpCodes[i] as string;
    const isComment = (opCode & I18nCreateOpCode.COMMENT) === I18nCreateOpCode.COMMENT;
    const appendNow =
      (opCode & I18nCreateOpCode.APPEND_EAGERLY) === I18nCreateOpCode.APPEND_EAGERLY;
    const index = opCode >>> I18nCreateOpCode.SHIFT;
    lines.push(
      `lView[${index}] = document.${isComment ? 'createComment' : 'createText'}(${JSON.stringify(
        text,
      )});`,
    );
    if (appendNow) {
      lines.push(`parent.appendChild(lView[${index}]);`);
    }
  }
  return lines;
}

/**
 * Converts `I18nUpdateOpCodes` array into a human readable format.