diff options
Diffstat (limited to 'vendor/golang.org/x/tools/go/packages/visit.go')
-rw-r--r-- | vendor/golang.org/x/tools/go/packages/visit.go | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/vendor/golang.org/x/tools/go/packages/visit.go b/vendor/golang.org/x/tools/go/packages/visit.go deleted file mode 100644 index df14ffd..0000000 --- a/vendor/golang.org/x/tools/go/packages/visit.go +++ /dev/null @@ -1,68 +0,0 @@ -// Copyright 2018 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 packages - -import ( - "fmt" - "os" - "sort" -) - -// Visit visits all the packages in the import graph whose roots are -// pkgs, calling the optional pre function the first time each package -// is encountered (preorder), and the optional post function after a -// package's dependencies have been visited (postorder). -// The boolean result of pre(pkg) determines whether -// the imports of package pkg are visited. -func Visit(pkgs []*Package, pre func(*Package) bool, post func(*Package)) { - seen := make(map[*Package]bool) - var visit func(*Package) - visit = func(pkg *Package) { - if !seen[pkg] { - seen[pkg] = true - - if pre == nil || pre(pkg) { - paths := make([]string, 0, len(pkg.Imports)) - for path := range pkg.Imports { - paths = append(paths, path) - } - sort.Strings(paths) // Imports is a map, this makes visit stable - for _, path := range paths { - visit(pkg.Imports[path]) - } - } - - if post != nil { - post(pkg) - } - } - } - for _, pkg := range pkgs { - visit(pkg) - } -} - -// PrintErrors prints to os.Stderr the accumulated errors of all -// packages in the import graph rooted at pkgs, dependencies first. -// PrintErrors returns the number of errors printed. -func PrintErrors(pkgs []*Package) int { - var n int - errModules := make(map[*Module]bool) - Visit(pkgs, nil, func(pkg *Package) { - for _, err := range pkg.Errors { - fmt.Fprintln(os.Stderr, err) - n++ - } - - // Print pkg.Module.Error once if present. - mod := pkg.Module - if mod != nil && mod.Error != nil && !errModules[mod] { - errModules[mod] = true - fmt.Fprintln(os.Stderr, mod.Error.Err) - n++ - } - }) - return n -} |