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// 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 (
"fmt"
"reflect"
)
// LessOrEqual returns a matcher that matches integer, floating point, or
// strings values v such that v <= x. Comparison is not defined between numeric
// and string types, but is defined between all integer and floating point
// types.
//
// x must itself be an integer, floating point, or string type; otherwise,
// LessOrEqual will panic.
func LessOrEqual(x interface{}) Matcher {
desc := fmt.Sprintf("less than or equal to %v", x)
// Special case: make it clear that strings are strings.
if reflect.TypeOf(x).Kind() == reflect.String {
desc = fmt.Sprintf("less than or equal to \"%s\"", x)
}
// Put LessThan last so that its error messages will be used in the event of
// failure.
return transformDescription(AnyOf(Equals(x), LessThan(x)), desc)
}
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