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// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package main
import (
"go/ast"
)
func init() {
register(ioCopyNFix)
}
var ioCopyNFix = fix{
"iocopyn",
"2011-09-30",
ioCopyN,
`Rename io.Copyn to io.CopyN.
http://codereview.appspot.com/5157045
`,
}
func ioCopyN(f *ast.File) bool {
if !imports(f, "io") {
return false
}
fixed := false
walk(f, func(n interface{}) {
if expr, ok := n.(ast.Expr); ok {
if isPkgDot(expr, "io", "Copyn") {
expr.(*ast.SelectorExpr).Sel.Name = "CopyN"
fixed = true
return
}
}
})
return fixed
}
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