checks that data fits the spec

combines spec schemas (usually maps)

creates a common spec

invokes the common spec

displays the common spec

adds an additional case to the multispec

macro for defining a multispec

macro for defining a spec

generates the final schema for a multispec

creates a multi spec

adds additional types to the multi spec

invokes the multi spec

removes additional types from the multi spec

displays the multi spec

checks that object is of type spec

checks that data is valid