add positional test
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@ -612,6 +612,19 @@ func TestRepeatedTextUnmarshaler(t *testing.T) {
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assert.Equal(t, 2, args.Foo[2].val)
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}
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func TestPositionalTextUnmarshaler(t *testing.T) {
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// fields that implement TextUnmarshaler should be parsed using that interface
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var args struct {
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Foo []*textUnmarshaler `arg:"positional"`
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}
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err := parse("abc d ef", &args)
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require.NoError(t, err)
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require.Len(t, args.Foo, 3)
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assert.Equal(t, 3, args.Foo[0].val)
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assert.Equal(t, 1, args.Foo[1].val)
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assert.Equal(t, 2, args.Foo[2].val)
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}
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type boolUnmarshaler bool
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func (p *boolUnmarshaler) UnmarshalText(b []byte) error {
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