{
  "jsonrpc": "2.0",
  "method": "textDocument/didOpen",
  "params": {
    "textDocument": {
      "uri": "file:///a/file.ts",
      "languageId": "typescript",
      "version": 1,
      "text": "function foo() {\n  return false;\n}\n\nclass Bar {\n  baz() {\n    return foo();\n  }\n}\n\nfunction main() {\n  const bar = new Bar();\n  bar.baz();\n}\n\nmain();"
    }
  }
}