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output.go
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// Copyright © 2025 Meroxa, Inc.
//
// 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 ecdysis
import (
"fmt"
"io"
"github.com/spf13/cobra"
)
type Output interface {
Stdout(any)
Stderr(any)
}
type DefaultOutput struct {
stdout io.Writer
stderr io.Writer
}
func NewDefaultOutput(cmd *cobra.Command) *DefaultOutput {
return &DefaultOutput{
stdout: cmd.OutOrStdout(),
stderr: cmd.OutOrStderr(),
}
}
// Stdout writes a message to the configured standard output.
func (d *DefaultOutput) Stdout(msg any) {
fmt.Fprint(d.stdout, msg)
}
// Stderr writes a message to the configured standard error.
func (d *DefaultOutput) Stderr(msg any) {
fmt.Fprint(d.stderr, msg)
}
// Output allows overwriting the stdout and/or stderr for specific use cases (like testing).
func (d *DefaultOutput) Output(stdout, stderr io.Writer) {
if stdout != nil {
d.stdout = stdout
}
if stderr != nil {
d.stderr = stderr
}
}