diff --git a/src/cmd/compile/internal/importer/iimport.go b/src/cmd/compile/internal/importer/iimport.go
index 8fdd8797054153588180e75c1a871c308cb9c1de..b61b1e97fb7cf3f028fbb231c3957afaf66d5ce9 100644
--- a/src/cmd/compile/internal/importer/iimport.go
+++ b/src/cmd/compile/internal/importer/iimport.go
@@ -349,7 +349,7 @@ func (r *importReader) obj(name string) {
for i := range rparams {
rparams[i] = types2.AsTypeParam(targs.At(i))
}
- msig.SetRParams(rparams)
+ msig.SetRecvTypeParams(rparams)
}
named.AddMethod(types2.NewFunc(mpos, r.currPkg, mname, msig))
diff --git a/src/cmd/compile/internal/noder/reader2.go b/src/cmd/compile/internal/noder/reader2.go
index 0cfde24b58e0fa7f4a6d2f744ad2c85576b5449f..dcd9a65f404a39f21be6470e5b4e42be9bccf85f 100644
--- a/src/cmd/compile/internal/noder/reader2.go
+++ b/src/cmd/compile/internal/noder/reader2.go
@@ -492,7 +492,7 @@ func (r *reader2) method() *types2.Func {
rparams := r.typeParamNames()
sig := r.signature(r.param())
- sig.SetRParams(rparams)
+ sig.SetRecvTypeParams(rparams)
_ = r.pos() // TODO(mdempsky): Remove; this is a hacker for linker.go.
return types2.NewFunc(pos, pkg, name, sig)
diff --git a/src/cmd/compile/internal/noder/types.go b/src/cmd/compile/internal/noder/types.go
index b0b9c1592a7d8f846cb7b6c882e3ead882957b66..03fb96c48b56bbbae9b314c4d2c2a9535b68bd79 100644
--- a/src/cmd/compile/internal/noder/types.go
+++ b/src/cmd/compile/internal/noder/types.go
@@ -309,7 +309,7 @@ func (g *irgen) fillinMethods(typ *types2.Named, ntyp *types.Type) {
meth2 = newsym.Def.(*ir.Name)
} else {
meth2 = ir.NewNameAt(meth.Pos(), newsym)
- rparams := types2.AsSignature(m.Type()).RParams()
+ rparams := types2.AsSignature(m.Type()).RecvTypeParams()
tparams := make([]*types.Type, rparams.Len())
for i := range tparams {
tparams[i] = g.typ1(rparams.At(i))
diff --git a/src/cmd/compile/internal/noder/writer.go b/src/cmd/compile/internal/noder/writer.go
index e1413da1d85716e64380831522847a34003155e9..6a66bea239b02714012cefcf612b1cb9ea973d65 100644
--- a/src/cmd/compile/internal/noder/writer.go
+++ b/src/cmd/compile/internal/noder/writer.go
@@ -648,7 +648,7 @@ func (w *writer) method(wext *writer, meth *types2.Func) {
w.sync(syncMethod)
w.pos(meth)
w.selector(meth)
- w.typeParamNames(sig.RParams())
+ w.typeParamNames(sig.RecvTypeParams())
w.param(sig.Recv())
w.signature(sig)
@@ -1665,7 +1665,7 @@ func (w *writer) pkgDecl(decl syntax.Decl) {
obj := w.p.info.Defs[decl.Name].(*types2.Func)
sig := obj.Type().(*types2.Signature)
- if sig.RParams() != nil || sig.TypeParams() != nil {
+ if sig.RecvTypeParams() != nil || sig.TypeParams() != nil {
break // skip generic functions
}
@@ -1851,7 +1851,7 @@ func objTypeParams(obj types2.Object) *types2.TypeParamList {
case *types2.Func:
sig := obj.Type().(*types2.Signature)
if sig.Recv() != nil {
- return sig.RParams()
+ return sig.RecvTypeParams()
}
return sig.TypeParams()
case *types2.TypeName:
diff --git a/src/cmd/compile/internal/types2/call.go b/src/cmd/compile/internal/types2/call.go
index f6aaa461b9632785681b1d46fa09de3d4622406c..ba3bb475a31a3a8cb1d6be6ffe9e87af1ab9f357 100644
--- a/src/cmd/compile/internal/types2/call.go
+++ b/src/cmd/compile/internal/types2/call.go
@@ -535,7 +535,7 @@ func (check *Checker) selector(x *operand, e *syntax.SelectorExpr) {
// the signature accordingly.
// TODO(gri) factor this code out
sig := m.typ.(*Signature)
- if sig.RParams().Len() > 0 {
+ if sig.RecvTypeParams().Len() > 0 {
// For inference to work, we must use the receiver type
// matching the receiver in the actual method declaration.
// If the method is embedded, the matching receiver is the
@@ -564,7 +564,7 @@ func (check *Checker) selector(x *operand, e *syntax.SelectorExpr) {
// the receiver type arguments here, the receiver must be be otherwise invalid
// and an error has been reported elsewhere.
arg := operand{mode: variable, expr: x.expr, typ: recv}
- targs := check.infer(m.pos, sig.RParams().list(), nil, NewTuple(sig.recv), []*operand{&arg}, false /* no error reporting */)
+ targs := check.infer(m.pos, sig.RecvTypeParams().list(), nil, NewTuple(sig.recv), []*operand{&arg}, false /* no error reporting */)
//check.dump("### inferred targs = %s", targs)
if targs == nil {
// We may reach here if there were other errors (see issue #40056).
@@ -574,7 +574,7 @@ func (check *Checker) selector(x *operand, e *syntax.SelectorExpr) {
// (If we modify m, some tests will fail; possibly because the m is in use.)
// TODO(gri) investigate and provide a correct explanation here
copy := *m
- copy.typ = check.subst(e.Pos(), m.typ, makeSubstMap(sig.RParams().list(), targs), nil)
+ copy.typ = check.subst(e.Pos(), m.typ, makeSubstMap(sig.RecvTypeParams().list(), targs), nil)
obj = ©
}
// TODO(gri) we also need to do substitution for parameterized interface methods
diff --git a/src/cmd/compile/internal/types2/lookup.go b/src/cmd/compile/internal/types2/lookup.go
index 67cdc1e68aef575f79628e367cf1c292f7d861b0..81bac7b6ff87cf408c77c55faedea6630b049e5a 100644
--- a/src/cmd/compile/internal/types2/lookup.go
+++ b/src/cmd/compile/internal/types2/lookup.go
@@ -394,10 +394,10 @@ func (check *Checker) missingMethod(V Type, T *Interface, static bool) (method,
// here. Exit early in this case to prevent an assertion
// failure in makeSubstMap.
// TODO(gri) Can we avoid this check by fixing the lengths?
- if len(ftyp.RParams().list()) != Vn.targs.Len() {
+ if len(ftyp.RecvTypeParams().list()) != Vn.targs.Len() {
return
}
- ftyp = check.subst(nopos, ftyp, makeSubstMap(ftyp.RParams().list(), Vn.targs.list()), nil).(*Signature)
+ ftyp = check.subst(nopos, ftyp, makeSubstMap(ftyp.RecvTypeParams().list(), Vn.targs.list()), nil).(*Signature)
}
// If the methods have type parameters we don't care whether they
@@ -416,9 +416,9 @@ func (check *Checker) missingMethod(V Type, T *Interface, static bool) (method,
// unimplemented call so that we test this code if we
// enable method type parameters.
unimplemented()
- u.x.init(append(ftyp.RParams().list(), ftyp.TypeParams().list()...))
+ u.x.init(append(ftyp.RecvTypeParams().list(), ftyp.TypeParams().list()...))
} else {
- u.x.init(ftyp.RParams().list())
+ u.x.init(ftyp.RecvTypeParams().list())
}
if !u.unify(ftyp, mtyp) {
return m, f
diff --git a/src/cmd/compile/internal/types2/signature.go b/src/cmd/compile/internal/types2/signature.go
index eeaf1acbd60681db2e33f7e73e476da5b8b0c11f..009ac7701260bff8920b35fd416c6d79be4cd0d1 100644
--- a/src/cmd/compile/internal/types2/signature.go
+++ b/src/cmd/compile/internal/types2/signature.go
@@ -59,11 +59,11 @@ func (s *Signature) TypeParams() *TypeParamList { return s.tparams }
// SetTypeParams sets the type parameters of signature s.
func (s *Signature) SetTypeParams(tparams []*TypeParam) { s.tparams = bindTParams(tparams) }
-// RParams returns the receiver type parameters of signature s, or nil.
-func (s *Signature) RParams() *TypeParamList { return s.rparams }
+// RecvTypeParams returns the receiver type parameters of signature s, or nil.
+func (s *Signature) RecvTypeParams() *TypeParamList { return s.rparams }
-// SetRParams sets the receiver type params of signature s.
-func (s *Signature) SetRParams(rparams []*TypeParam) { s.rparams = bindTParams(rparams) }
+// SetRecvTypeParams sets the receiver type params of signature s.
+func (s *Signature) SetRecvTypeParams(rparams []*TypeParam) { s.rparams = bindTParams(rparams) }
// Params returns the parameters of signature s, or nil.
func (s *Signature) Params() *Tuple { return s.params }
@@ -138,14 +138,14 @@ func (check *Checker) funcType(sig *Signature, recvPar *syntax.Field, tparams []
}
// provide type parameter bounds
// - only do this if we have the right number (otherwise an error is reported elsewhere)
- if sig.RParams().Len() == len(recvTParams) {
+ if sig.RecvTypeParams().Len() == len(recvTParams) {
// We have a list of *TypeNames but we need a list of Types.
- list := make([]Type, sig.RParams().Len())
- for i, t := range sig.RParams().list() {
+ list := make([]Type, sig.RecvTypeParams().Len())
+ for i, t := range sig.RecvTypeParams().list() {
list[i] = t
}
smap := makeSubstMap(recvTParams, list)
- for i, tpar := range sig.RParams().list() {
+ for i, tpar := range sig.RecvTypeParams().list() {
bound := recvTParams[i].bound
// bound is (possibly) parameterized in the context of the
// receiver type declaration. Substitute parameters for the
@@ -213,7 +213,7 @@ func (check *Checker) funcType(sig *Signature, recvPar *syntax.Field, tparams []
T.expand(nil)
// The receiver type may be an instantiated type referred to
// by an alias (which cannot have receiver parameters for now).
- if T.TypeArgs() != nil && sig.RParams() == nil {
+ if T.TypeArgs() != nil && sig.RecvTypeParams() == nil {
check.errorf(recv.pos, "cannot define methods on instantiated type %s", recv.typ)
break
}
diff --git a/src/go/internal/gcimporter/iimport.go b/src/go/internal/gcimporter/iimport.go
index 1fe139da17c2fe55d499e28c2c76f0bc6a1f7775..039fc6a61b483cf74e3e92ab55600910968adbbd 100644
--- a/src/go/internal/gcimporter/iimport.go
+++ b/src/go/internal/gcimporter/iimport.go
@@ -339,7 +339,7 @@ func (r *importReader) obj(name string) {
for i := range rparams {
rparams[i], _ = targs.At(i).(*types.TypeParam)
}
- msig.SetRParams(rparams)
+ msig.SetRecvTypeParams(rparams)
}
named.AddMethod(types.NewFunc(mpos, r.currPkg, mname, msig))
diff --git a/src/go/types/call.go b/src/go/types/call.go
index 3710756c29c24cb64a5878cb5d89c171520eabd1..4de5fed46e6772e8b9da4e6009048a1dc14cb32b 100644
--- a/src/go/types/call.go
+++ b/src/go/types/call.go
@@ -537,7 +537,7 @@ func (check *Checker) selector(x *operand, e *ast.SelectorExpr) {
// the signature accordingly.
// TODO(gri) factor this code out
sig := m.typ.(*Signature)
- if sig.RParams().Len() > 0 {
+ if sig.RecvTypeParams().Len() > 0 {
// For inference to work, we must use the receiver type
// matching the receiver in the actual method declaration.
// If the method is embedded, the matching receiver is the
@@ -565,7 +565,7 @@ func (check *Checker) selector(x *operand, e *ast.SelectorExpr) {
// the receiver type arguments here, the receiver must be be otherwise invalid
// and an error has been reported elsewhere.
arg := operand{mode: variable, expr: x.expr, typ: recv}
- targs := check.infer(m, sig.RParams().list(), nil, NewTuple(sig.recv), []*operand{&arg}, false /* no error reporting */)
+ targs := check.infer(m, sig.RecvTypeParams().list(), nil, NewTuple(sig.recv), []*operand{&arg}, false /* no error reporting */)
if targs == nil {
// We may reach here if there were other errors (see issue #40056).
goto Error
@@ -574,7 +574,7 @@ func (check *Checker) selector(x *operand, e *ast.SelectorExpr) {
// (If we modify m, some tests will fail; possibly because the m is in use.)
// TODO(gri) investigate and provide a correct explanation here
copy := *m
- copy.typ = check.subst(e.Pos(), m.typ, makeSubstMap(sig.RParams().list(), targs), nil)
+ copy.typ = check.subst(e.Pos(), m.typ, makeSubstMap(sig.RecvTypeParams().list(), targs), nil)
obj = ©
}
// TODO(gri) we also need to do substitution for parameterized interface methods
diff --git a/src/go/types/lookup.go b/src/go/types/lookup.go
index f5bdd31a6f1bdeec88bb10ab0f8621e6fa473093..4664a0b33bf032b41884c9e96d9d777ee36ed1f2 100644
--- a/src/go/types/lookup.go
+++ b/src/go/types/lookup.go
@@ -392,10 +392,10 @@ func (check *Checker) missingMethod(V Type, T *Interface, static bool) (method,
// here. Exit early in this case to prevent an assertion
// failure in makeSubstMap.
// TODO(gri) Can we avoid this check by fixing the lengths?
- if len(ftyp.RParams().list()) != Vn.targs.Len() {
+ if len(ftyp.RecvTypeParams().list()) != Vn.targs.Len() {
return
}
- ftyp = check.subst(token.NoPos, ftyp, makeSubstMap(ftyp.RParams().list(), Vn.targs.list()), nil).(*Signature)
+ ftyp = check.subst(token.NoPos, ftyp, makeSubstMap(ftyp.RecvTypeParams().list(), Vn.targs.list()), nil).(*Signature)
}
// If the methods have type parameters we don't care whether they
@@ -404,7 +404,7 @@ func (check *Checker) missingMethod(V Type, T *Interface, static bool) (method,
// TODO(gri) is this always correct? what about type bounds?
// (Alternative is to rename/subst type parameters and compare.)
u := newUnifier(true)
- u.x.init(ftyp.RParams().list())
+ u.x.init(ftyp.RecvTypeParams().list())
if !u.unify(ftyp, mtyp) {
return m, f
}
diff --git a/src/go/types/signature.go b/src/go/types/signature.go
index ec2030a689f1530908b6786506f12a1c29f12e62..37811828eeb15764dfc53f952d7d6fe3ef72287c 100644
--- a/src/go/types/signature.go
+++ b/src/go/types/signature.go
@@ -61,11 +61,11 @@ func (s *Signature) TypeParams() *TypeParamList { return s.tparams }
// SetTypeParams sets the type parameters of signature s.
func (s *Signature) SetTypeParams(tparams []*TypeParam) { s.tparams = bindTParams(tparams) }
-// RParams returns the receiver type parameters of signature s, or nil.
-func (s *Signature) RParams() *TypeParamList { return s.rparams }
+// RecvTypeParams returns the receiver type parameters of signature s, or nil.
+func (s *Signature) RecvTypeParams() *TypeParamList { return s.rparams }
-// SetRParams sets the receiver type params of signature s.
-func (s *Signature) SetRParams(rparams []*TypeParam) { s.rparams = bindTParams(rparams) }
+// SetRecvTypeParams sets the receiver type params of signature s.
+func (s *Signature) SetRecvTypeParams(rparams []*TypeParam) { s.rparams = bindTParams(rparams) }
// Params returns the parameters of signature s, or nil.
func (s *Signature) Params() *Tuple { return s.params }
@@ -133,14 +133,14 @@ func (check *Checker) funcType(sig *Signature, recvPar *ast.FieldList, ftyp *ast
}
// provide type parameter bounds
// - only do this if we have the right number (otherwise an error is reported elsewhere)
- if sig.RParams().Len() == len(recvTParams) {
+ if sig.RecvTypeParams().Len() == len(recvTParams) {
// We have a list of *TypeNames but we need a list of Types.
- list := make([]Type, sig.RParams().Len())
- for i, t := range sig.RParams().list() {
+ list := make([]Type, sig.RecvTypeParams().Len())
+ for i, t := range sig.RecvTypeParams().list() {
list[i] = t
}
smap := makeSubstMap(recvTParams, list)
- for i, tpar := range sig.RParams().list() {
+ for i, tpar := range sig.RecvTypeParams().list() {
bound := recvTParams[i].bound
// bound is (possibly) parameterized in the context of the
// receiver type declaration. Substitute parameters for the
@@ -203,7 +203,7 @@ func (check *Checker) funcType(sig *Signature, recvPar *ast.FieldList, ftyp *ast
T.expand(nil)
// The receiver type may be an instantiated type referred to
// by an alias (which cannot have receiver parameters for now).
- if T.TypeArgs() != nil && sig.RParams() == nil {
+ if T.TypeArgs() != nil && sig.RecvTypeParams() == nil {
check.errorf(atPos(recv.pos), _Todo, "cannot define methods on instantiated type %s", recv.typ)
break
}