pulumi/sdk/go/common/util/contract/assert.go

54 lines
1.5 KiB
Go

// Copyright 2016-2018, Pulumi Corporation.
//
// 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 contract
import (
"fmt"
)
const assertMsg = "An assertion has failed"
// Assert checks a condition and Fails if it is false.
//
// Deprecated: Use Assertf.
func Assert(cond bool) {
if !cond {
failfast(assertMsg)
}
}
// Assertf checks a condition and Failfs if it is false, formatting and logging the given message.
func Assertf(cond bool, msg string, args ...interface{}) {
if !cond {
failfast(fmt.Sprintf("%v: %v", assertMsg, fmt.Sprintf(msg, args...)))
}
}
// AssertNoError will Fail if the error is non-nil.
//
// Deprecated: Use AssertNoErrorf.
func AssertNoError(err error) {
if err != nil {
failfast(err.Error())
}
}
// AssertNoErrorf will Fail if the error is non-nil, adding the additional log message.
func AssertNoErrorf(err error, msg string, args ...interface{}) {
if err != nil {
failfast(fmt.Sprintf("error %v: %v. source error: %v", assertMsg, fmt.Sprintf(msg, args...), err))
}
}