feat: add support orender on sheet date

handler.ts

@@ -7,6 +7,16 @@ import {
 import { renderDateTemplate } from "./lib/renderDateTemplate.ts";
 import { makeFlags } from "./makeFlags.ts";
 
+const renderSheet = (date: Date) => {
+ const year = date.getFullYear();
+ const month = date.getMonth() + 1;
+ const dayOfMonth = date.getDate();
+ const hours = date.getHours();
+ const minutes = date.getMinutes();
+ const seconds = date.getSeconds();
+ return `=DATE(${year};${month};${dayOfMonth})+TIME(${hours};${minutes};${seconds})`;
+};
+
 const makeHelpDialog = function* (
  transformOptions: Record<
  string,
@@ -70,6 +80,7 @@ export const handler = async function* (
  showHelp,
  template,
  transformOptions,
+ outputAsSheet,
  optionsLabels,
  } = makeFlags(args);
 
@@ -103,6 +114,7 @@ export const handler = async function* (
  if (outputAsEpoch) return Math.floor(date.getTime() / 1000).toString();
  if (outputAsJSON) return date.toJSON();
  if (outputAsUTC) return date.toUTCString();
+ if (outputAsSheet) return renderSheet(date);
  return date.toLocaleString(local, {
  dateStyle: toDateStyle(dateStyle),
  timeStyle: toTimeStyle(timeStyle),

makeFlags.ts

@@ -22,6 +22,7 @@ export function makeFlags(args: string[]) {
  let outputAsEpochMS = false;
  let outputAsJSON = false;
  let outputAsUTC = false;
+ let outputAsSheet = false;
  let stdinReadable = false;
  let showHelp = false;
  let template: string | undefined;
@@ -37,6 +38,7 @@ export function makeFlags(args: string[]) {
  '--local': (nextArgument) => { local = nextArgument(); },
  '--template': (nextArgument) => { template = nextArgument(); },
  '--json': () => { outputAsJSON = true; },
+ '--sheet': () => { outputAsSheet = true; },
  '--utc': () => { outputAsUTC = true; },
  '--epoch': () => { outputAsEpoch = true; },
  '--epoch-ms': () => { outputAsEpochMS = true; },
@@ -99,6 +101,7 @@ export function makeFlags(args: string[]) {
  outputAsEpochMS,
  outputAsJSON,
  outputAsUTC,
+ outputAsSheet,
  stdinReadable,
  showHelp,
  template,