Function joinBom

packages/core/src/tool/edit.ts:49–49

(text: string, bom: boolean)

const splitBom = (text: string) =>
  text.startsWith("\uFEFF") ? { bom: true, text: text.slice(1) } : { bom: false, text }
const joinBom = (text: string, bom: boolean) => (bom ? `\uFEFF${text}` : text)
const decodeUtf8 = (content: Uint8Array) => {
  const bom = content[0] === 0xef && content[1] === 0xbb && content[2] === 0xbf
  return { bom, content, text: new TextDecoder().decode(bom ? content.slice(3) : content) }