creates a maybe

creates an optional

closes the map

creates a common spec

adds an additional case to the multispec

defines a contract

(type/defspec integer?)

(defcontract -add- :inputs )

(-add- 0.5 0.5) => (throws)

macro for defining a multispec

macro for defining a spec

sketch from schema

macro for constructing a func

relaxes a map (optional keys and maybe vals)

creates a multi spec

gets rid of optional keys

opens the map

removes a key from map

Creates a Schema object from any of the following:

• Schema instance (just returns it)
• IntoSchema instance
• Schema vector syntax, e.g. :string {:min 1}
• Qualified Keyword or String, using a registry lookup

Checks if x is a Schema instance

checks that object is of type spec

tightens a map (no optionals or maybes)

converts object to schema

checks that data is valid