func scan(css string) ([]*scanner.Token, error) {
s := scanner.New(css)
tks := []*scanner.Token{}
for {
tk := s.Next()
switch tk.Type {
case scanner.TokenEOF:
return tks, nil
case scanner.TokenError:
return nil, errors.Input(tk.Value)
default:
tks = append(tks, tk)
}
}
}
assertError(errors.Bug("foo"), "foo", errors.ByBug)
assertError(errors.Bugf("foo %s", "bar"), "foo bar", errors.ByBug)
})
It("Runtime", func() {
assertError(errors.Runtime("foo"), "foo", errors.ByRuntime)
assertError(errors.Runtimef("foo %s", "bar"), "foo bar", errors.ByRuntime)
})
It("External", func() {
assertError(errors.External("foo"), "foo", errors.ByExternal)
assertError(errors.Externalf("foo %s", "bar"), "foo bar", errors.ByExternal)
})
It("Input", func() {
assertError(errors.Input("foo"), "foo", errors.ByInput)
assertError(errors.Inputf("foo %s", "bar"), "foo bar", errors.ByInput)
})
})
Context("GetCausedBy", func() {
It("Default to ByBug", func() {
Ω(errors.GetCausedBy(syserr.New("foo"))).Should(Equal(errors.ByBug))
})
It("Error object", func() {
Ω(errors.GetCausedBy(errors.External("foo"))).Should(Equal(errors.ByExternal))
})