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feat: Placeholder string interpolation. (#510)

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Add support string interpolation in placeholder values.
This commit is contained in:
Chris Gunn
2025-03-12 17:49:21 -07:00
committed by GitHub
parent 3d03233b16
commit 44be791798
3 changed files with 11 additions and 4 deletions
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kong_test.go
+4 -2
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@@ -766,8 +766,8 @@ func TestPassesThroughOriginalCommandError(t *testing.T) {
func TestInterpolationIntoModel(t *testing.T) {
var cli struct {
Flag string `default:"${default_value}" help:"Help, I need ${somebody}" enum:"${enum}"`
EnumRef string `enum:"a,b" required:"" help:"One of ${enum}"`
Flag string `default:"${default_value}" help:"Help, I need ${somebody}" enum:"${enum}" placeholder:"${enum}"`
EnumRef string `enum:"a,b" required:"" help:"One of ${enum}" placeholder:"${enum}"`
EnvRef string `env:"${env}" help:"God ${env}"`
}
_, err := kong.New(&cli)
@@ -787,7 +787,9 @@ func TestInterpolationIntoModel(t *testing.T) {
assert.Equal(t, "Help, I need chickens!", flag.Help)
assert.Equal(t, map[string]bool{"a": true, "b": true, "c": true, "d": true}, flag.EnumMap())
assert.Equal(t, []string{"a", "b", "c", "d"}, flag.EnumSlice())
assert.Equal(t, "a,b,c,d", flag.PlaceHolder)
assert.Equal(t, "One of a,b", flag2.Help)
assert.Equal(t, "a,b", flag2.PlaceHolder)
assert.Equal(t, []string{"SAVE_THE_QUEEN"}, flag3.Envs)
assert.Equal(t, "God SAVE_THE_QUEEN", flag3.Help)
}