47 lines
1.2 KiB
Go
47 lines
1.2 KiB
Go
// Copyright 2011 Aaron Jacobs. All Rights Reserved.
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// Author: aaronjjacobs@gmail.com (Aaron Jacobs)
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package oglematchers
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import (
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"errors"
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"fmt"
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"reflect"
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"strings"
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)
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// HasSubstr returns a matcher that matches strings containing s as a
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// substring.
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func HasSubstr(s string) Matcher {
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return NewMatcher(
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func(c interface{}) error { return hasSubstr(s, c) },
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fmt.Sprintf("has substring \"%s\"", s))
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}
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func hasSubstr(needle string, c interface{}) error {
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v := reflect.ValueOf(c)
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if v.Kind() != reflect.String {
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return NewFatalError("which is not a string")
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}
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// Perform the substring search.
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haystack := v.String()
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if strings.Contains(haystack, needle) {
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return nil
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}
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return errors.New("")
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}
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