/usr/share/gocode/src/github.com/jessevdk/go-flags/command_private.go is in golang-go-flags-dev 0.0~git20131216-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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import (
"reflect"
"sort"
"strings"
"unsafe"
)
type lookup struct {
shortNames map[string]*Option
longNames map[string]*Option
required map[*Option]bool
commands map[string]*Command
}
func newCommand(name string, shortDescription string, longDescription string, data interface{}) *Command {
return &Command{
Group: newGroup(shortDescription, longDescription, data),
Name: name,
}
}
func (c *Command) scanSubCommandHandler(parentg *Group) scanHandler {
f := func(realval reflect.Value, sfield *reflect.StructField) (bool, error) {
mtag := newMultiTag(string(sfield.Tag))
subcommand := mtag.Get("command")
if len(subcommand) != 0 {
ptrval := reflect.NewAt(realval.Type(), unsafe.Pointer(realval.UnsafeAddr()))
shortDescription := mtag.Get("description")
longDescription := mtag.Get("long-description")
if _, err := c.AddCommand(subcommand, shortDescription, longDescription, ptrval.Interface()); err != nil {
return true, err
}
return true, nil
}
return parentg.scanSubGroupHandler(realval, sfield)
}
return f
}
func (c *Command) scan() error {
return c.scanType(c.scanSubCommandHandler(c.Group))
}
func (c *Command) eachCommand(f func(*Command), recurse bool) {
f(c)
for _, cc := range c.commands {
if recurse {
cc.eachCommand(f, true)
} else {
f(cc)
}
}
}
func (c *Command) eachActiveGroup(f func(g *Group)) {
c.eachGroup(f)
if c.Active != nil {
c.Active.eachActiveGroup(f)
}
}
func (c *Command) addHelpGroups(showHelp func() error) {
if !c.hasBuiltinHelpGroup {
c.addHelpGroup(showHelp)
c.hasBuiltinHelpGroup = true
}
for _, cc := range c.commands {
cc.addHelpGroups(showHelp)
}
}
func (c *Command) makeLookup() lookup {
ret := lookup{
shortNames: make(map[string]*Option),
longNames: make(map[string]*Option),
required: make(map[*Option]bool),
commands: make(map[string]*Command),
}
c.eachGroup(func(g *Group) {
for _, option := range g.options {
if option.Required && option.canCli() {
ret.required[option] = true
}
if option.ShortName != 0 {
ret.shortNames[string(option.ShortName)] = option
}
if len(option.LongName) > 0 {
ret.longNames[option.LongName] = option
}
}
})
for _, subcommand := range c.commands {
ret.commands[subcommand.Name] = subcommand
}
return ret
}
func (c *Command) groupByName(name string) *Group {
if grp := c.Group.groupByName(name); grp != nil {
return grp
}
for _, subc := range c.commands {
prefix := subc.Name + "."
if strings.HasPrefix(name, prefix) {
if grp := subc.groupByName(name[len(prefix):]); grp != nil {
return grp
}
} else if name == subc.Name {
return subc.Group
}
}
return nil
}
type commandList []*Command
func (c commandList) Less(i, j int) bool {
return c[i].Name < c[j].Name
}
func (c commandList) Len() int {
return len(c)
}
func (c commandList) Swap(i, j int) {
c[i], c[j] = c[j], c[i]
}
func (c *Command) sortedCommands() []*Command {
ret := make(commandList, len(c.commands))
copy(ret, c.commands)
sort.Sort(ret)
return []*Command(ret)
}
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