Method copyFileSync

lib/internal/vfs/provider.js:406–417

* Copies a file synchronously. * @param {string} src Source path * @param {string} dest Destination path * @param {number} [mode] Copy mode flags

(src, dest, mode)

   * @param {number} [mode] Copy mode flags
   */
  copyFileSync(src, dest, mode) {
    if (this.readonly) {
      throw createEROFS('copyfile', dest);
    }
    if ((mode & COPYFILE_EXCL) !== 0) {
      if (this.existsSync(dest)) {
        throw createEEXIST('copyfile', dest);
      }
    }
    const content = this.readFileSync(src);
    this.writeFileSync(dest, content);
  }

  /**
   * Gets the real path by resolving symlinks.