Method isPrecededByNewline

src/utils/Cursor.ts:1306–1307

(startOffset: number)

    for (let i = 0; i < lines.length; i++) {
      const text = lines[i]!
      const isPrecededByNewline = (startOffset: number) =>
        i === 0 || (startOffset > 0 && this.text[startOffset - 1] === '\n')

      if (text.length === 0) {
        // For blank lines, find the next newline character after the last one