This test basic gopls functionality in a workspace with a godebug
directive in its modfile.

-- flags --
-min_go=go1.23

-- go.mod --
module example.com/m

go 1.23

godebug (
	gotypesalias=0
)
godebug gotypesalias=1

-- a/a.go --
package a

import "example.com/m/b"

const A = b.B //@def("B", B)

-- b/b.go --
package b

const B = 42 //@loc(B, "B")

-- format/go.mod --
module example.com/m/format //@format(formatted)

godebug (
gotypesalias=0
)
godebug      gotypesalias=1
-- @formatted --
module example.com/m/format //@format(formatted)

godebug (
	gotypesalias=0
)

godebug gotypesalias=1