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// SPDX-License-Identifier: BSD-3-Clause
// SPDX-FileCopyrightText: 2023 M. Shulhan <ms@kilabit.info>
package errors_test
import (
"encoding/json"
"errors"
"fmt"
"log"
liberrors "git.sr.ht/~shulhan/pakakeh.go/lib/errors"
)
func ExampleE_Is() {
var (
errFileNotFound = &liberrors.E{
Code: 400,
Name: `ERR_NOT_FOUND`,
Message: `file not found`,
}
errResNotFound = &liberrors.E{
Code: 404,
Name: `ERR_NOT_FOUND`,
Message: `resource not found`,
}
rawJSON = `{"code":400,"name":"ERR_NOT_FOUND","message":"file not found"}`
e *liberrors.E
err error
)
err = json.Unmarshal([]byte(rawJSON), &e)
if err != nil {
log.Fatal(err)
}
var gotErr error = e
fmt.Println(errors.Is(gotErr, errFileNotFound))
fmt.Println(errors.Is(gotErr, errResNotFound))
// Output:
// true
// false
}
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