3 Contracts

1	Guidelines for developing unstable libraries
2	Bytes
3	Contracts
4	Exceptions
5	Lists
6	Net
7	Path
8	Strings
9	Structs
10	Syntax
11	Anaphoric Contracts
12	Finding Mutated Variables
13	Find
14	Interface-Oriented Programming for Classes
15	Sequences
16	Hash Tables
17	Match
18	GUI libraries

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Contract for non-empty strings.

Equivalent to (between/c 1 65535).

Equivalent to (or/c path-string? (symbols 'up 'same)).