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43 lines
725 B
43 lines
725 B
package input
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import (
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"context"
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"gitoa.ru/go-4devs/console/input/value"
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)
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func Chain(c ...Input) Input {
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return chain(c)
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}
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type chain []Input
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func (c chain) Option(ctx context.Context, name string) value.Value {
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for _, in := range c {
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if val := in.Option(ctx, name); !value.IsEmpty(val) {
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return val
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}
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}
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return value.Empty()
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}
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func (c chain) Argument(ctx context.Context, name string) value.Value {
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for _, in := range c {
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if val := in.Argument(ctx, name); !value.IsEmpty(val) {
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return val
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}
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}
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return value.Empty()
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}
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func (c chain) Bind(ctx context.Context, def *Definition) error {
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for _, input := range c {
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if err := input.Bind(ctx, def); err != nil {
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return err
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}
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}
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return nil
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}
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