gitroast/vendor/github.com/smartystreets/assertions/internal/oglematchers/has_substr.go

47 lines
1.2 KiB
Go

// Copyright 2011 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 (
"errors"
"fmt"
"reflect"
"strings"
)
// HasSubstr returns a matcher that matches strings containing s as a
// substring.
func HasSubstr(s string) Matcher {
return NewMatcher(
func(c interface{}) error { return hasSubstr(s, c) },
fmt.Sprintf("has substring \"%s\"", s))
}
func hasSubstr(needle string, c interface{}) error {
v := reflect.ValueOf(c)
if v.Kind() != reflect.String {
return NewFatalError("which is not a string")
}
// Perform the substring search.
haystack := v.String()
if strings.Contains(haystack, needle) {
return nil
}
return errors.New("")
}