关于#VSCode#的问题，如何解决？

Question

VSCode扩展开发，实现上下文菜单的二级菜单插入代码片段，但无法运行，问题出在哪里？

"main": "./src/extension",
  "activationEvents": [
    "onCommand:vsmarketplace-badges.showSubMenu",
    "onCommand:vsmarketplace-badges.ver",
        "onCommand:vsmarketplace-badges.ver-s",
    "onCommand:vsmarketplace-badges.instl",
        "onCommand:vsmarketplace-badges.instl-s",
    "onCommand:vsmarketplace-badges.dld",
        "onCommand:vsmarketplace-badges.dld-s",
    "onCommand:vsmarketplace-badges.rate",
        "onCommand:vsmarketplace-badges.rate-s",
    "onCommand:vsmarketplace-badges.rate-st",
        "onCommand:vsmarketplace-badges.trd",
    "onCommand:vsmarketplace-badges.trw",
        "onCommand:vsmarketplace-badges.trm"
    ],
  "contributes": {
    "snippets": [
      {
        "language": "html",
        "path": "./snippets/html.json",
        "when": "editorTextFocus"
      },
      {
        "language": "markdown",
        "path": "./snippets/markdown.json",
        "when": "editorTextFocus"
      }
    ],
    "commands": [
      {
        "command": "vsmarketplace-badges.showSubMenu",
        "title": "Show SubMenu of VSMarketplace Badges"
      },
      {
        "command": "vsmarketplace-badges.ver",
        "title": "Add Badge for Version"
      },
      {
        "command": "vsmarketplace-badges.ver-s",
        "title": "Add Badge for Version (Short)"
      },
      {
        "command": "vsmarketplace-badges.instl",
        "title": "Add Badge for Install Count"
      },
      {
        "command": "vsmarketplace-badges.instl-s",
        "title": "Add Badge for Install Count (Short)"
      },
      {
        "command": "vsmarketplace-badges.dld",
        "title": "Add Badge for Download Count"
      },
      {
        "command": "vsmarketplace-badges.dld-s",
        "title": "Add Badge for Download Count (Short)"
      },
      {
        "command": "vsmarketplace-badges.rate",
        "title": "Add Badge for Rating"
      },
      {
        "command": "vsmarketplace-badges.rate-s",
        "title": "Add Badge for Rating (Short)"
      },
      {
        "command": "vsmarketplace-badges.rate-st",
        "title": "Add Badge for Rating Stars"
      },
      {
        "command": "vsmarketplace-badges.trd",
        "title": "Add Badge for Daily Trending"
      },
      {
        "command": "vsmarketplace-badges.trw",
        "title": "Add Badge for Weekly Trending"
      },
      {
        "command": "vsmarketplace-badges.trm",
        "title": "Add Badge for Monthly Trending"
      }
    ],
    "submenus": [
      {
        "id": "subMenu1",
        "label": "Version"
      },
      {
        "id": "subMenu2",
        "label": "Version (Short)"
      },
      {
        "id": "subMenu3",
        "label": "Install Count"
      },
      {
        "id": "subMenu4",
        "label": "Install Count (Short)"
      },
      {
        "id": "subMenu5",
        "label": "Download Count"
      },
      {
        "id": "subMenu6",
        "label": "Download Count (Short)"
      },
      {
        "id": "subMenu7",
        "label": "Rating"
      },
      {
        "id": "subMenu8",
        "label": "Rating (Short)"
      },
      {
        "id": "subMenu9",
        "label": "Rating Stars"
      },
      {
        "id": "subMenu10",
        "label": "Trending Daily"
      },
      {
        "id": "subMenu11",
        "label": "Trending Weekly"
      },
      {
        "id": "subMenu12",
        "label": "Trending Monthly"
      }
    ],
    "menus": {
      "editor/context": [
        {
          "command": "vsmarketplace-badges.showSubMenu",
          "group": "2_main",
          "when": "editorTextFocus",
          "submenu": [
            {
              "id": "subMenu1",
              "command": "vsmarketplace-badges.ver",
              "label": "Version"
            },
            {
              "id": "subMenu2",
              "command": "vsmarketplace-badges.ver-s",
              "label": "Version (Short)"
            },
            {
              "id": "subMenu3",
              "command": "vsmarketplace-badges.instl",
              "label": "Install Count"
            },
            {
              "id": "subMenu4",
              "command": "vsmarketplace-badges.instl-s",
              "label": "Install Count (Short)"
            },
            {
              "id": "subMenu5",
              "command": "vsmarketplace-badges.dld",
              "label": "Download Count"
            },
            {
              "id": "subMenu6",
              "command": "vsmarketplace-badges.dld-s",
              "label": "Download Count (Short)"
            },
            {
              "id": "subMenu7",
              "command": "vsmarketplace-badges.rate",
              "label": "Rating"
            },
            {
              "id": "subMenu8",
              "command": "vsmarketplace-badges.rate-s",
              "label": "Rating (Short)"
            },
            {
              "id": "subMenu9",
              "command": "vsmarketplace-badges.rate-st",
              "label": "Rating Stars"
            },
            {
              "id": "subMenu10",
              "command": "vsmarketplace-badges.trd",
              "label": "Trending Daily"
            },
            {
              "id": "subMenu11",
              "command": "vsmarketplace-badges.trw",
              "label": "Trending Weekly"
            },
            {
              "id": "subMenu12",
              "command": "vsmarketplace-badges.trm",
              "label": "Trending Monthly"
            }
          ]
        }
      ]
    }
  }