describe "TypeScript transpiler support", ->
  describe "when there is a .ts file", ->
    it "transpiles it using typescript", ->
      transpiled = require('./fixtures/typescript/valid.ts')
      expect(transpiled(3)).toBe 4

  describe "when the .ts file is invalid", ->
    it "does not transpile", ->
      expect(-> require('./fixtures/typescript/invalid.ts')).toThrow()