ref: 39562e06a87e2068d9dcd788201a2b7a6efdb7b2
dir: /parse/trait.def/
/* Definitions of built in constraints */ Tc(Tcnum, "numeric") /* arith ops */ Tc(Tcint, "integral") /* behaves like an int, defaults to int as fallback */ Tc(Tcfloat, "floating") /* behaves like a float, defaults to float as fallback */ Tc(Tcidx, "indexable") /* indexable */ Tc(Tcslice, "sliceable") /* sliceable */ Tc(Tcfunc, "function") /* behaves like a function */