V2

1 files changed, 45 insertions, 0 deletions

diff --git a/example/command/main.go b/example/command/main.go
new file mode 100644
index 0000000..0b073d9
--- /dev/null
+++ b/example/command/main.go
@@ -0,0 +1,45 @@
+// command shows how to have bash completion to an arbitrary Go program using the `complete.Command`
+// struct.
+package main
+
+import (
+	"flag"
+	"fmt"
+	"os"
+
+	"github.com/posener/complete"
+	"github.com/posener/complete/predict"
+)
+
+var (
+	// Add variables to the program.
+	name      = flag.String("name", "", "Give your name")
+	something = flag.String("something", "", "Expect somthing, but we don't know what, so no other completion options will be provided.")
+	nothing   = flag.String("nothing", "", "Expect nothing after flag, so other completion can be provided.")
+)
+
+func main() {
+	// Create the complete command.
+	// Here we define completion values for each flag.
+	cmd := &complete.Command{
+		Flags: map[string]complete.Predictor{
+			"name":      predict.Set{"foo", "bar", "foo bar"},
+			"something": predict.Something,
+			"nothing":   predict.Nothing,
+		},
+	}
+
+	// Run the completion.
+	cmd.Complete("command")
+
+	// Parse the flags.
+	flag.Parse()
+
+	// Program logic.
+	if *name == "" {
+		fmt.Println("Your name is missing")
+		os.Exit(1)
+	}
+
+	fmt.Println("Hi,", name)
+}