commit
2aab39bf49
@ -0,0 +1,52 @@
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package cli
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import (
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"os"
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)
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type App struct {
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// The name of the program. Defaults to os.Args[0]
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Name string
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// Description of the program.
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Usage string
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// Version of the program
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Version string
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// List of commands to execute
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Commands []Command
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Flags []Flag
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// The action to execute when no subcommands are specified
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Action Handler
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}
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func NewApp() *App {
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return &App{
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Name: os.Args[0],
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Usage: "A new cli application",
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Version: "0.0.0",
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Action: helpCommand.Action,
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}
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}
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func (a *App) Run(arguments []string) {
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// parse flags
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set := flagSet(a.Flags)
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set.Parse(arguments[1:])
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// append help to commands
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a.Commands = append(a.Commands, helpCommand)
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context := NewContext(a, set, set)
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args := context.Args()
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if len(args) > 0 {
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name := args[0]
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for _, c := range a.Commands {
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if c.HasName(name) {
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c.Run(context)
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return
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}
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}
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}
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// Run default Action
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a.Action(context)
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}
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@ -1,43 +1,3 @@
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package cli
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import "os"
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// The name of the program. Defaults to os.Args[0]
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var Name = os.Args[0]
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// Description of the program.
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var Usage = "<No Description>"
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// Version of the program
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var Version = "0.0.0"
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// List of commands to execute
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var Commands []Command
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var Flags []Flag
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// The action to execute when no subcommands are specified
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var Action = ShowHelp
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func Run(arguments []string) {
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set := flagSet(Flags)
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set.Parse(arguments[1:])
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context := NewContext(set, set)
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args := context.Args()
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if len(args) > 0 {
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name := args[0]
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for _, c := range append(Commands, HelpCommand) {
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if c.HasName(name) {
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c.Run(context)
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return
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}
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}
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}
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// Run default Action
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Action(context)
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}
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type Handler func(context *Context)
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