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// Copyright 2012 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// This file contains the test for untagged struct literals.
package testdata
import (
"flag"
"go/scanner"
"image"
"unicode"
"path/to/unknownpkg"
)
var Okay1 = []string{
"Name",
"Usage",
"DefValue",
}
var Okay2 = map[string]bool{
"Name": true,
"Usage": true,
"DefValue": true,
}
var Okay3 = struct {
X string
Y string
Z string
}{
"Name",
"Usage",
"DefValue",
}
var Okay4 = []struct {
A int
B int
}{
{1, 2},
{3, 4},
}
type MyStruct struct {
X string
Y string
Z string
}
var Okay5 = &MyStruct{
"Name",
"Usage",
"DefValue",
}
var Okay6 = []MyStruct{
{"foo", "bar", "baz"},
{"aa", "bb", "cc"},
}
var Okay7 = []*MyStruct{
{"foo", "bar", "baz"},
{"aa", "bb", "cc"},
}
// Testing is awkward because we need to reference things from a separate package
// to trigger the warnings.
var goodStructLiteral = flag.Flag{
Name: "Name",
Usage: "Usage",
}
var badStructLiteral = flag.Flag{ // ERROR "unkeyed fields"
"Name",
"Usage",
nil, // Value
"DefValue",
}
// SpecialCase is a named slice of CaseRange to test issue 9171.
var goodNamedSliceLiteral = unicode.SpecialCase{
{Lo: 1, Hi: 2},
unicode.CaseRange{Lo: 1, Hi: 2},
}
var badNamedSliceLiteral = unicode.SpecialCase{
{1, 2}, // ERROR "unkeyed fields"
unicode.CaseRange{1, 2}, // ERROR "unkeyed fields"
}
// ErrorList is a named slice, so no warnings should be emitted.
var goodScannerErrorList = scanner.ErrorList{
&scanner.Error{Msg: "foobar"},
}
var badScannerErrorList = scanner.ErrorList{
&scanner.Error{"foobar"}, // ERROR "unkeyed fields"
}
// Check whitelisted structs: if vet is run with --compositewhitelist=false,
// this line triggers an error.
var whitelistedPoint = image.Point{1, 2}
// Do not check type from unknown package.
// See issue 15408.
var unknownPkgVar = unknownpkg.Foobar{"foo", "bar"}
// A named pointer slice of CaseRange to test issue 23539. In
// particular, we're interested in how some slice elements omit their
// type.
var goodNamedPointerSliceLiteral = []*unicode.CaseRange{
{Lo: 1, Hi: 2},
&unicode.CaseRange{Lo: 1, Hi: 2},
}
var badNamedPointerSliceLiteral = []*unicode.CaseRange{
{1, 2}, // ERROR "unkeyed fields"
&unicode.CaseRange{1, 2}, // ERROR "unkeyed fields"
}
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