Prelude Reference

The eucalypt prelude is a standard library of functions, operators, and constants that is automatically loaded before your code runs. You can suppress the prelude with -Q if needed, though this leaves a very bare environment (even true, false, and if are defined in the prelude).

Categories

• Lists -- list construction, transformation, folding, sorting (91 entries)
• Blocks -- block construction, access, merging, transformation (65 entries)
• Strings -- string manipulation, regex, formatting (36 entries)
• Numbers and Arithmetic -- numeric operations and predicates (30 entries)
• Booleans and Comparison -- boolean logic and comparison operators (12 entries)
• Combinators -- function composition, application, utilities (14 entries)
• Calendar -- date and time functions (8 entries)
• Sets -- set operations (14 entries)
• Random Numbers -- random number generation, monadic random: namespace (15 entries)
• Metadata -- metadata and assertion functions (4 entries)
• IO -- environment, time, argument access, and monad utility (37 entries)

326 documented entries in total.