tern-project & tsconfig.json

.tern-conf

{
  "libs": [
    "ecma5",
    "ecma6",
    "browser",
    "jquery",
    "underscore"
  ],
  "loadEagerly": [
    "importantfile.js"
  ],
  "plugins": {
    "commonjs": {},
    "node": {},
    "node_resolve": {},
    "requirejs": {
      "baseURL": "./",
      "paths": {}
    },
    "webpack": {},
    "es_modules": {}
  },
  "ecmaScript": true,
  "ecmaVersion": 6
}

.tern-project

{
  "libs": ["browser", "ecma5", "ecma6"],
  "loadEagerly": ["./*.js"],
  "plugins": {
    "requirejs": {
      "baseURL": "./",
      "paths": {}
    },
    "node": {},
    "modules": {},
    "es_modules": {},
    "complete_strings": {}
  }
}

tsconfig.json

{
    "compilerOptions": {
        "strictNullChecks": true,
        "moduleResolution": "node",
        "allowSyntheticDefaultImports": true,
        "experimentalDecorators": true,
        "jsx": "preserve",
        "target": "es6"
    },
    "exclude": [
        "node_modules"
    ]
}