Method set

tools/fs/files.ts:1371–1388

(k: string, v: any)

  constructor(public path: string) {}

  set(k: string, v: any) {
    const data = (this.readAll() || '').toString("utf8");
    const lines = data.split(/\n/);

    let found = false;
    for (let i = 0; i < lines.length; i++) {
      const trimmed = lines[i].trim();
      if (trimmed.indexOf(k + '=') == 0) {
        lines[i] = k + '=' + v;
        found = true;
      }
    }
    if (!found) {
      lines.push(k + "=" + v);
    }
    const newdata = lines.join('\n') + '\n';
    writeFile(this.path, newdata, 'utf8');
  }

  private readAll() {
    if (exists(this.path)) {