Method prepareParam

src/ProcessFork.ts:40–55

(param:CSVParseParam)

    this.initWorker();
  }
  private prepareParam(param:CSVParseParam):any{
    const clone:any=mergeParams(param);
    if (clone.ignoreColumns){
      clone.ignoreColumns={
        source:clone.ignoreColumns.source,
        flags:clone.ignoreColumns.flags
      }
    }
    if (clone.includeColumns){
      clone.includeColumns={
        source:clone.includeColumns.source,
        flags:clone.includeColumns.flags
      }
    }
    return clone;
  }
  private initWorker() {
    this.childProcess.on("exit",()=>{
      this.flushResult();