From 0ec2a8b42d1aa94629ffebdb8f501435cfd14980 Mon Sep 17 00:00:00 2001 From: Rob Findley Date: Wed, 4 Aug 2021 10:43:08 -0400 Subject: [dev.typeparams] go/types: switch the TArgs API to NumTArgs/TArg As with other go/types APIs, we should not expose the underlying Named.targs slice. Change-Id: Iba869298fbd3856022ffe8ec2c3273341598c324 Reviewed-on: https://go-review.googlesource.com/c/go/+/340009 Trust: Robert Findley Run-TryBot: Robert Findley TryBot-Result: Go Bot Reviewed-by: Robert Griesemer --- src/go/types/named.go | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/src/go/types/named.go b/src/go/types/named.go index fc53783ab8..f26b50aa81 100644 --- a/src/go/types/named.go +++ b/src/go/types/named.go @@ -125,8 +125,12 @@ func (t *Named) TParams() *TypeParams { return t.load().tparams } // SetTParams sets the type parameters of the named type t. func (t *Named) SetTParams(tparams []*TypeName) { t.load().tparams = bindTParams(tparams) } -// TArgs returns the type arguments after instantiation of the named type t, or nil if not instantiated. -func (t *Named) TArgs() []Type { return t.targs } +// NumTArgs returns the number of type arguments used to instantiate the named +// type t, or 0 if t is not an instantiated type. +func (t *Named) NumTArgs() int { return len(t.targs) } + +// TArgs returns the i'th type argument of the named type t for 0 <= i < t.NumTArgs(). +func (t *Named) TArg(i int) Type { return t.targs[i] } // SetTArgs sets the type arguments of the named type t. func (t *Named) SetTArgs(args []Type) { t.targs = args } -- cgit v1.2.3-54-g00ecf