【9.3.1.1】CWL命令行工具

A command-line tool is a type of Process object that can be run by itself or as a Workflow step. It is a wrapper for a command like ls, echo, tar, etc. The command-line tool is defined in the baseCommand attribute of the command-line tool CWL document.

CWL命令行工具还必须具有inputs和outputs。以下示例包含用于echo的Linux命令的CWL命令行工具的最小示例，使用输入和输出。

echo.cwl

cwlVersion: v1.2
class: CommandLineTool

baseCommand: echo

stdout: output.txt

inputs:
  message:
    type: string
    inputBinding: {}
outputs:
  out:
    type: string
    outputBinding:
      glob: output.txt
      loadContents: true
      outputEval: $(self[0].contents)

参考资料

• https://www.commonwl.org/user_guide/topics/command-line-tool.html