File: has_same_type_as.go

package info (click to toggle)
golang-github-jacobsa-oglematchers 0.0~git20150320-3
  • links: PTS, VCS
  • area: main
  • in suites: bullseye, buster, sid
  • size: 568 kB
  • sloc: makefile: 3
file content (37 lines) | stat: -rw-r--r-- 1,130 bytes parent folder | download | duplicates (7)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
// Copyright 2015 Aaron Jacobs. All Rights Reserved.
// Author: aaronjjacobs@gmail.com (Aaron Jacobs)
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package oglematchers

import (
	"fmt"
	"reflect"
)

// HasSameTypeAs returns a matcher that matches values with exactly the same
// type as the supplied prototype.
func HasSameTypeAs(p interface{}) Matcher {
	expected := reflect.TypeOf(p)
	pred := func(c interface{}) error {
		actual := reflect.TypeOf(c)
		if actual != expected {
			return fmt.Errorf("which has type %v", actual)
		}

		return nil
	}

	return NewMatcher(pred, fmt.Sprintf("has type %v", expected))
}