Iteratee I/O

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Iteratee I/O is a way to avoid the problems that can occur with lazy I/O.

Discussions elsewhere on this wiki include:

• Enumerator and iteratee
• Iteratee

Essays by Oleg:

• Oleg's writings: Incremental multi-level input processing with left-fold enumerator: predictable, high-performance, safe, and elegant
• An implementation by Oleg, iteratees on Chars and Strings
• A general library by Oleg

Other discussions:

• Lazy IO considered harmful; way to go, Left-fold enumerator!
• A Darcs repository of an alternative implementation

Uses of Iteratee I/O:

• The Hyena web application server uses Iteratee I/O
• The Snap web framework uses Iteratee I/O