Graphviz (dot) language support for Visual Studio Code

安装graphviz，添加bin目录到path

task.json

{    "version": "0.1.0",    "command": "gvedit",    "isShellCommand": true,    "args": ["${file}"],    "showOutput": "never"}

keybinding

{
   "key": "alt+g",    "command": "workbench.action.tasks.runTask",    "args": "gvedit"}