forgejo/vendor/github.com/huandu/xstrings/common.go
John Olheiser 28216bde46 More expansions in template repositories (#10021)
* Super expansion
* Explain which features are in 1.11 vs 1.12
* Move imports

Signed-off-by: jolheiser <john.olheiser@gmail.com>
2020-01-28 13:57:15 +00:00

26 lines
539 B
Go
Vendored

// Copyright 2015 Huan Du. All rights reserved.
// Licensed under the MIT license that can be found in the LICENSE file.
package xstrings
import (
"bytes"
)
const bufferMaxInitGrowSize = 2048
// Lazy initialize a buffer.
func allocBuffer(orig, cur string) *bytes.Buffer {
output := &bytes.Buffer{}
maxSize := len(orig) * 4
// Avoid to reserve too much memory at once.
if maxSize > bufferMaxInitGrowSize {
maxSize = bufferMaxInitGrowSize
}
output.Grow(maxSize)
output.WriteString(orig[:len(orig)-len(cur)])
return output
}