28 lines
783 B
Go
28 lines
783 B
Go
// Copyright © 2018 Inanc Gumus
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// Learn Go Programming Course
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// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
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//
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// For more tutorials : https://learngoprogramming.com
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// In-person training : https://www.linkedin.com/in/inancgumus/
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// Follow me on twitter: https://twitter.com/inancgumus
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package pipe
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// Iterator yields a record.
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type Iterator interface {
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Each(func(Record) error) error
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}
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// Consumer consumes records from an iterator.
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type Consumer interface {
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Consume(Iterator) error
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}
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// Transform represents both a record consumer and producer.
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// It has an input and output.
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// It takes a single record and provides an iterator for all the records.
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type Transform interface {
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Iterator // producer: should never return on yield().err == nil
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Consumer
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}
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