blob: a35d60a6d1ef6a344f0aed2c631d0e803dda4edc [file] [log] [blame]
// 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 modload
import (
"fmt"
"os"
"strings"
"cmd/go/internal/base"
"cmd/go/internal/modfetch"
"cmd/go/internal/modinfo"
"cmd/go/internal/module"
"cmd/go/internal/par"
"cmd/go/internal/search"
)
func ListModules(args []string, listU, listVersions bool) []*modinfo.ModulePublic {
mods := listModules(args)
if listU || listVersions {
var work par.Work
for _, m := range mods {
work.Add(m)
if m.Replace != nil {
work.Add(m.Replace)
}
}
work.Do(10, func(item interface{}) {
m := item.(*modinfo.ModulePublic)
if listU {
addUpdate(m)
}
if listVersions {
addVersions(m)
}
})
}
return mods
}
func listModules(args []string) []*modinfo.ModulePublic {
LoadBuildList()
if len(args) == 0 {
return []*modinfo.ModulePublic{moduleInfo(buildList[0], true)}
}
var mods []*modinfo.ModulePublic
matchedBuildList := make([]bool, len(buildList))
for _, arg := range args {
if strings.Contains(arg, `\`) {
base.Fatalf("vgo: module paths never use backslash")
}
if search.IsRelativePath(arg) {
base.Fatalf("vgo: cannot use relative path %s to specify module", arg)
}
if i := strings.Index(arg, "@"); i >= 0 {
info, err := modfetch.Query(arg[:i], arg[i+1:], nil)
if err != nil {
mods = append(mods, &modinfo.ModulePublic{
Path: arg[:i],
Version: arg[i+1:],
Error: &modinfo.ModuleError{
Err: err.Error(),
},
})
continue
}
mods = append(mods, moduleInfo(module.Version{Path: arg[:i], Version: info.Version}, false))
continue
}
// Module path or pattern.
var match func(string) bool
if arg == "all" {
match = func(string) bool { return true }
} else {
match = search.MatchPattern(arg)
}
matched := false
for i, m := range buildList {
if match(m.Path) {
matched = true
if !matchedBuildList[i] {
matchedBuildList[i] = true
mods = append(mods, moduleInfo(m, true))
}
}
}
if !matched {
fmt.Fprintf(os.Stderr, "warning: pattern %q matched no module dependencies\n", arg)
}
}
return mods
}