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internal/typeparams: fix undefined *types.Named.TArgs method 

Current tip Go runtime (7eaabae84d) haven't (actually removed)
implements *types.Named.TArgs() method.
Calculate and make targs using named.NumTArgs().

Change-Id: Ib6a61cf2f8da644f533891f9bbb30179f8a7df5c
Reviewed-on: https://go-review.googlesource.com/c/tools/+/342229
Reviewed-by: Robert Findley <rfindley@google.com>
Trust: Robert Findley <rfindley@google.com>
Trust: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Robert Findley <rfindley@google.com>
gopls-CI: kokoro <noreply+kokoro@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
This commit is contained in:
Koichi Shiraishi 2021-08-14 17:57:24 +09:00 committed by Robert Findley
parent a55d5155d9
commit 758a1a1db7
1 changed files with 11 additions and 1 deletions
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12
internal/typeparams/typeparams.go
View File

@ -91,7 +91,17 @@ func tparamsSlice(tparams *types.TypeParams) []*types.TypeName {
// NamedTArgs extracts the (possibly empty) type argument list from named.
func NamedTArgs(named *types.Named) []types.Type {
return named.TArgs()
ntargs := named.NumTArgs()
if ntargs == 0 {
return nil
}
targs := make([]types.Type, ntargs)
for i := 0; i < ntargs; i++ {
targs[i] = named.TArg(i)
}
return targs
}
// InitInferred initializes info to record inferred type information.