Method insertLeft

src/sourcemap.ts:51–53

(index: number, value: string)

    this._edits.length = n;
  }
  insertLeft(index: number, value: string): typeof this {
    return this.replaceLeft(index, index, value);
  }
  insertRight(index: number, value: string): typeof this {
    return this.replaceRight(index, index, value);
  }