Extend full example to include sub-command flag

urfave · Jul 5, 2023 · 9fc0402 · 9fc0402
1 parent da1ca8b
commit 9fc0402
Showing 1 changed file with 59 additions and 4 deletions.
diff --git a/example_test.go b/example_test.go
@@ -9,7 +9,7 @@ import (
  "github.com/urfave/argh"
 )
 
-func ExampleParserConfig_simple() {
+func ExampleParserConfig() {
  state := map[string]argh.CommandFlag{}
 
  pCfg := argh.NewParserConfig()
@@ -45,7 +45,7 @@ func ExampleParserConfig_simple() {
  },
  })
 
- pCfg.Prog.SetCommandConfig("sub", &argh.CommandConfig{
+ sub := &argh.CommandConfig{
  NValue: 3,
  ValueNames: []string{"pilot", "navigator", "comms"},
  On: func(cf argh.CommandFlag) {
@@ -55,11 +55,25 @@ func ExampleParserConfig_simple() {
  fmt.Printf("prog sub Values: %[1]q\n", cf.Values)
  fmt.Printf("prog sub len(Nodes): %[1]v\n", len(cf.Nodes))
  },
+ }
+
+ sub.SetFlagConfig("c", &argh.FlagConfig{
+ NValue: 1,
+ ValueNames: []string{"feels"},
+ On: func(cf argh.CommandFlag) {
+ state["c"] = cf
+
+ fmt.Printf("prog sub -c Name: %[1]q\n", cf.Name)
+ fmt.Printf("prog sub -c Values: %[1]q\n", cf.Values)
+ fmt.Printf("prog sub -c len(Nodes): %[1]v\n", len(cf.Nodes))
+ },
  })
 
+ pCfg.Prog.SetCommandConfig("sub", sub)
+
  // simulate command line args
  os.Args = []string{
- "hello", "-a=from", "the", "ether", "sub", "marge", "patty", "selma", "-b",
+ "hello", "-a=from", "the", "ether", "sub", "marge", "-c=hurlish", "patty", "selma", "-b",
  }
 
  if _, err := json.Marshal(pCfg.Prog); err != nil {
@@ -90,12 +104,15 @@ func ExampleParserConfig_simple() {
  // prog -a Name: "a"
  // prog -a Values: map["0":"from" "1":"the"]
  // prog -a len(Nodes): 4
+ // prog sub -c Name: "c"
+ // prog sub -c Values: map["feels":"hurlish"]
+ // prog sub -c len(Nodes): 2
  // prog -b Name: "b"
  // prog -b Values: map[]
  // prog -b len(Nodes): 0
  // prog sub Name: "sub"
  // prog sub Values: map["comms":"selma" "navigator":"patty" "pilot":"marge"]
- // prog sub len(Nodes): 8
+ // prog sub len(Nodes): 10
  // prog Name: "hello"
  // prog Values: map["val":"ether"]
  // prog len(Nodes): 6
@@ -122,6 +139,18 @@ func ExampleParserConfig_simple() {
  // "Values": null,
  // "Nodes": null
  // },
+ // "c": {
+ // "Name": "c",
+ // "Values": {
+ // "feels": "hurlish"
+ // },
+ // "Nodes": [
+ // {},
+ // {
+ // "Literal": "hurlish"
+ // }
+ // ]
+ // },
  // "prog": {
  // "Name": "hello",
  // "Values": {
@@ -165,6 +194,19 @@ func ExampleParserConfig_simple() {
  // },
  // {},
  // {
+ // "Name": "c",
+ // "Values": {
+ // "feels": "hurlish"
+ // },
+ // "Nodes": [
+ // {},
+ // {
+ // "Literal": "hurlish"
+ // }
+ // ]
+ // },
+ // {},
+ // {
  // "Literal": "patty"
  // },
  // {},
@@ -195,6 +237,19 @@ func ExampleParserConfig_simple() {
  // },
  // {},
  // {
+ // "Name": "c",
+ // "Values": {
+ // "feels": "hurlish"
+ // },
+ // "Nodes": [
+ // {},
+ // {
+ // "Literal": "hurlish"
+ // }
+ // ]
+ // },
+ // {},
+ // {
  // "Literal": "patty"
  // },
  // {},