mirror of
https://github.com/golang/go
synced 2024-10-04 17:21:20 -06:00
71d83b72ef
fix, vet yacc is also fixed (it was wrong before) All that's left is the commands used during compilation This looks like a huge CL, but it's almost all file renames. The action is in cmd/go/pkg.go, the Makefiles, and .../doc.go. R=golang-dev, rsc CC=golang-dev https://golang.org/cl/5595044
58 lines
1.1 KiB
Go
58 lines
1.1 KiB
Go
// Copyright 2011 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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import (
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"go/ast"
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)
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func init() {
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register(httpFinalURLFix)
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}
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var httpFinalURLFix = fix{
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"httpfinalurl",
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"2011-05-13",
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httpfinalurl,
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`Adapt http Get calls to not have a finalURL result parameter.
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http://codereview.appspot.com/4535056/
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`,
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}
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func httpfinalurl(f *ast.File) bool {
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if !imports(f, "http") {
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return false
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}
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fixed := false
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walk(f, func(n interface{}) {
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// Fix up calls to http.Get.
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//
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// If they have blank identifiers, remove them:
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// resp, _, err := http.Get(url)
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// -> resp, err := http.Get(url)
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//
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// But if they're using the finalURL parameter, warn:
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// resp, finalURL, err := http.Get(url)
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as, ok := n.(*ast.AssignStmt)
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if !ok || len(as.Lhs) != 3 || len(as.Rhs) != 1 {
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return
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}
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if !isCall(as.Rhs[0], "http", "Get") {
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return
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}
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if isBlank(as.Lhs[1]) {
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as.Lhs = []ast.Expr{as.Lhs[0], as.Lhs[2]}
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fixed = true
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} else {
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warn(as.Pos(), "call to http.Get records final URL")
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}
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})
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return fixed
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}
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