blob: dad321d17ec0a88dc88d3725c1fa3a9e3acd9141 [file] [log] [blame]
package describe // @describe pkgdecl "describe"
// Tests of 'describe' query.
// See go.tools/guru/guru_test.go for explanation.
// See describe.golden for expected query results.
// TODO(adonovan): more coverage of the (extensive) logic.
import (
"lib"
"nosuchpkg" // @describe badimport1 "nosuchpkg"
nosuchpkg2 "nosuchpkg" // @describe badimport2 "nosuchpkg2"
_ "unsafe" // @describe unsafe "unsafe"
)
var _ nosuchpkg.T
var _ nosuchpkg2.T
type cake float64 // @describe type-ref-builtin "float64"
const c = iota // @describe const-ref-iota "iota"
const pi = 3.141 // @describe const-def-pi "pi"
const pie = cake(pi) // @describe const-def-pie "pie"
const _ = pi // @describe const-ref-pi "pi"
var global = new(string) // NB: ssa.Global is indirect, i.e. **string
func main() { // @describe func-def-main "main"
// func objects
_ = main // @describe func-ref-main "main"
_ = (*C).f // @describe func-ref-*C.f "..C..f"
_ = D.f // @describe func-ref-D.f "D.f"
_ = I.f // @describe func-ref-I.f "I.f"
var d D // @describe type-D "D"
var i I // @describe type-I "I"
_ = d.f // @describe func-ref-d.f "d.f"
_ = i.f // @describe func-ref-i.f "i.f"
var slice []D // @describe slice-of-D "slice"
var dptr *D // @describe ptr-with-nonptr-methods "dptr"
_ = dptr
// var objects
anon := func() {
_ = d // @describe ref-lexical-d "d"
}
_ = anon // @describe ref-anon "anon"
_ = global // @describe ref-global "global"
// SSA affords some local flow sensitivity.
var a, b int
var x = &a // @describe var-def-x-1 "x"
_ = x // @describe var-ref-x-1 "x"
x = &b // @describe var-def-x-2 "x"
_ = x // @describe var-ref-x-2 "x"
i = new(C) // @describe var-ref-i-C "i"
if i != nil {
i = D{} // @describe var-ref-i-D "i"
}
print(i) // @describe var-ref-i "\\bi\\b"
// const objects
const localpi = 3.141 // @describe const-local-pi "localpi"
const localpie = cake(pi) // @describe const-local-pie "localpie"
const _ = localpi // @describe const-ref-localpi "localpi"
// type objects
type T int // @describe type-def-T "T"
var three T = 3 // @describe type-ref-T "T"
_ = three
print(1 + 2*3) // @describe const-expr " 2.3"
print(real(1+2i) - 3) // @describe const-expr2 "real.*3"
m := map[string]*int{"a": &a}
mapval, _ := m["a"] // @describe map-lookup,ok "m..a.."
_ = mapval // @describe mapval "mapval"
_ = m // @describe m "m"
defer main() // @describe defer-stmt "defer"
go main() // @describe go-stmt "go"
panic(3) // @describe builtin-ref-panic "panic"
var a2 int // @describe var-decl-stmt "var a2 int"
_ = a2
var _ int // @describe var-decl-stmt2 "var _ int"
var _ int // @describe var-def-blank "_"
var _ lib.Outer // @describe lib-outer "Outer"
var mmm map[C]D // @describe var-map-of-C-D "mmm"
d := newD().ThirdField // @describe field-access "ThirdField"
astCopy := ast
unknown() // @describe call-unknown "\\("
}
type I interface { // @describe def-iface-I "I"
f() // @describe def-imethod-I.f "f"
}
type C int
type D struct {
Field int
AnotherField string
ThirdField C
}
func (c *C) f() {}
func (d D) f() {}
func newD() D { return D{} }