mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-12-20 20:10:22 +00:00
58 lines
1.4 KiB
Go
58 lines
1.4 KiB
Go
// Copyright 2017 Google Inc. All Rights Reserved.
|
|
//
|
|
// 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 printer provides support for writing generated code.
|
|
package printer
|
|
|
|
import (
|
|
"fmt"
|
|
)
|
|
|
|
const indentation = " "
|
|
|
|
// Code represents a file of code to be printed.
|
|
type Code struct {
|
|
text string
|
|
indent int
|
|
}
|
|
|
|
// Print adds a line of code using the current indentation. Accepts printf-style format strings and arguments.
|
|
func (c *Code) Print(args ...interface{}) {
|
|
if len(args) > 0 {
|
|
for i := 0; i < c.indent; i++ {
|
|
c.text += indentation
|
|
}
|
|
c.text += fmt.Sprintf(args[0].(string), args[1:]...)
|
|
}
|
|
c.text += "\n"
|
|
}
|
|
|
|
// String returns the accumulated code as a string.
|
|
func (c *Code) String() string {
|
|
return c.text
|
|
}
|
|
|
|
// Indent adds one level of indentation.
|
|
func (c *Code) Indent() {
|
|
c.indent++
|
|
}
|
|
|
|
// Outdent remvoes one level of indentation.
|
|
func (c *Code) Outdent() {
|
|
c.indent--
|
|
if c.indent < 0 {
|
|
c.indent = 0
|
|
}
|
|
}
|