108 lines
2.3 KiB
Go
108 lines
2.3 KiB
Go
package main
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import (
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"flag"
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"fmt"
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"go/ast"
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"go/format"
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"go/parser"
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"go/token"
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"log"
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"os"
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"golang.org/x/tools/go/ast/astutil"
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)
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// https://github.com/shirou/gopsutil/issues/429
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func issue429() error {
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f := func(filename string) error {
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fset := token.NewFileSet()
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expr, err := parser.ParseFile(fset, filename, nil, parser.ParseComments)
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if err != nil {
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return err
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}
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n := astutil.Apply(expr, func(cr *astutil.Cursor) bool {
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if cr.Name() == "Decls" {
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switch n := cr.Node().(type) {
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case *ast.FuncDecl:
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if n.Name.Name == "NetIOCounters" || n.Name.Name == ("NetIOCountersWithContext") {
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cr.Delete()
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}
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}
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}
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return true
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}, nil)
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return replace(filename, fset, n)
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}
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root := "process/"
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fnames := []string{"process.go", "process_darwin.go", "process_fallback.go", "process_freebsd.go", "process_linux.go", "process_openbsd.go", "process_bsd.go", "process_posix.go", "process_windows.go", "process_test.go"}
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for _, fname := range fnames {
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if err := f(root + fname); err != nil {
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log.Fatalln("run 429:", err)
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}
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}
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return nil
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}
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func issueRemoveUnusedValue() error {
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f := func(filename string) error {
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fset := token.NewFileSet()
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expr, err := parser.ParseFile(fset, filename, nil, parser.ParseComments)
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if err != nil {
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return err
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}
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n := astutil.Apply(expr, func(cr *astutil.Cursor) bool {
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if cr.Name() == "Decls" {
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switch n := cr.Node().(type) {
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case *ast.GenDecl:
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if n.Tok != token.TYPE {
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break
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}
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ts := n.Specs[0].(*ast.TypeSpec)
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if ts.Name.Name == "SystemProcessInformation" {
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cr.Delete()
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}
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}
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}
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return true
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}, nil)
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return replace(filename, fset, n)
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}
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if err := f("process/process_windows.go"); err != nil {
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log.Fatalln("run 429:", err)
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}
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return nil
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}
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func replace(filename string, fset *token.FileSet, n ast.Node) error {
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if err := os.Remove(filename); err != nil {
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return err
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}
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fp, err := os.Create(filename)
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if err != nil {
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return err
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}
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defer fp.Close()
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if err := format.Node(fp, fset, n); err != nil {
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return err
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}
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fp.WriteString("\n")
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return nil
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}
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func main() {
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flag.Parse()
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for _, n := range flag.Args() {
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fmt.Println("issue:" + n)
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switch n {
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case "429":
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issue429()
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case "issueRemoveUnusedValue":
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issueRemoveUnusedValue()
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}
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}
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}
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