[Swift Compiler Environment Configuration] Full Tasks.json Configuration

tasks.json

{
  "version": "2.0.0",
  "tasks": [
    {
      "label": "Ninja Build (Swift)",
      "type": "shell",
      "command": "ninja",
      "args": [
        "swift"
      ],
      "options": {
        "cwd": "${env:SWIFT_BUILD_DIR}"
      }, 
      "group": {
        "kind": "build",
        "isDefault": true
      }
    },
    {
      "label": "Ninja Build (Swift IDE Test)",
      "type": "shell",
      "command": "ninja",
      "args": [
        "swift-ide-test"
      ],
      "options": {
        "cwd": "${env:SWIFT_BUILD_DIR}"
      }, 
      "group": "build"
    },
    {
      "label": "Run Test",
      "type": "shell",
      "command": "${LLVM_LIT_DIR}/lit.py",
      "args": [
        "-sv",
        "--param",
        "swift_site_config=${SWIFT_BUILD_DIR}/test-macosx-x86_64/lit.site.cfg",
        "${fileDirname}",
        "--filter=${fileBasename}"
      ],
      "group": {
        "kind": "test",
        "isDefault": true
      }
    },
    {
      "label": "Run All Tests",
      "type": "shell",
      "command": "${LLVM_LIT_DIR}/lit.py",
      "args": [
        "-sv",
        "--param",
        "swift_site_config=${SWIFT_BUILD_DIR}/test-macosx-x86_64/lit.site.cfg",
        "${SWIFT_SOURCE_DIR}/test",
      ],
      "group": "test"
    },
    {
      "label": "Run Specific Test(s)",
      "type": "shell",
      "command": "${LLVM_LIT_DIR}/lit.py",
      "args": [
        "-sv",
        "--param",
        "swift_site_config=${SWIFT_BUILD_DIR}/test-macosx-x86_64/lit.site.cfg",
        "${SWIFT_SOURCE_DIR}/test",
        "--filter=${input:testFilter}"
      ],
      "group": "test"
    },
    {
      "label": "Format changes",
      "type": "shell",
      "command": "git",
      "args": [
        "clang-format",
        "master"
      ]
    }
  ],
  "inputs": [
    {
      "id": "testFilter",
      "type": "promptString",
      "description": "Runs the specified lit tests."
    }
  ]
}