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pkg.go
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252 lines (205 loc) · 5.33 KB
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// Copyright 2015 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.
// Package comment.
package pkg
import "io"
// Constants
// Comment about exported constant.
const ExportedConstant = 1
// Comment about internal constant.
const internalConstant = 2
// Comment about block of constants.
const (
// Comment before ConstOne.
ConstOne = 1
ConstTwo = 2 // Comment on line with ConstTwo.
constThree = 3 // Comment on line with constThree.
)
// Const block where first entry is unexported.
const (
constFour = iota
ConstFive
ConstSix
)
// Variables
// Comment about exported variable.
var ExportedVariable = 1
var ExportedVarOfUnExported unexportedType
// Comment about internal variable.
var internalVariable = 2
// Comment about block of variables.
var (
// Comment before VarOne.
VarOne = 1
VarTwo = 2 // Comment on line with VarTwo.
varThree = 3 // Comment on line with varThree.
)
// Var block where first entry is unexported.
var (
varFour = 4
VarFive = 5
varSix = 6
)
// Comment about exported function.
func ExportedFunc(a int) bool {
return true != false
}
// Comment about internal function.
func internalFunc(a int) bool
// Comment about exported type.
type ExportedType struct {
// Comment before exported field.
ExportedField int // Comment on line with exported field.
unexportedField int // Comment on line with unexported field.
ExportedEmbeddedType // Comment on line with exported embedded field.
*ExportedEmbeddedType // Comment on line with exported embedded *field.
*qualified.ExportedEmbeddedType // Comment on line with exported embedded *selector.field.
unexportedType // Comment on line with unexported embedded field.
*unexportedType // Comment on line with unexported embedded *field.
io.Reader // Comment on line with embedded Reader.
error // Comment on line with embedded error.
}
// Comment about exported method.
func (ExportedType) ExportedMethod(a int) bool {
return true != true
}
func (ExportedType) Uncommented(a int) bool {
return true != true
}
// Comment about unexported method.
func (ExportedType) unexportedMethod(a int) bool {
return true
}
type ExportedStructOneField struct {
OnlyField int // the only field
}
// Constants tied to ExportedType. (The type is a struct so this isn't valid Go,
// but it parses and that's all we need.)
const (
ExportedTypedConstant ExportedType = iota
)
// Comment about constructor for exported type.
func ExportedTypeConstructor() *ExportedType {
return nil
}
const unexportedTypedConstant ExportedType = 1 // In a separate section to test -u.
// Comment about exported interface.
type ExportedInterface interface {
// Comment before exported method.
//
// // Code block showing how to use ExportedMethod
// func DoSomething() error {
// ExportedMethod()
// return nil
// }
//
ExportedMethod() // Comment on line with exported method.
unexportedMethod() // Comment on line with unexported method.
io.Reader // Comment on line with embedded Reader.
error // Comment on line with embedded error.
}
// Comment about unexported type.
type unexportedType int
func (unexportedType) ExportedMethod() bool {
return true
}
func (unexportedType) unexportedMethod() bool {
return true
}
// Constants tied to unexportedType.
const (
ExportedTypedConstant_unexported unexportedType = iota
)
const unexportedTypedConstant unexportedType = 1 // In a separate section to test -u.
// For case matching.
const CaseMatch = 1
const Casematch = 2
func ReturnUnexported() unexportedType { return 0 }
func ReturnExported() ExportedType { return ExportedType{} }
const MultiLineConst = `
MultiLineString1
MultiLineString2
MultiLineString3
`
func MultiLineFunc(x interface {
MultiLineMethod1() int
MultiLineMethod2() int
MultiLineMethod3() int
}) (r struct {
MultiLineField1 int
MultiLineField2 int
MultiLineField3 int
}) {
return r
}
var MultiLineVar = map[struct {
MultiLineField1 string
MultiLineField2 uint64
}]struct {
MultiLineField3 error
MultiLineField2 error
}{
{"FieldVal1", 1}: {},
{"FieldVal2", 2}: {},
{"FieldVal3", 3}: {},
}
const (
_, _ uint64 = 2 * iota, 1 << iota
constLeft1, constRight1
ConstLeft2, constRight2
constLeft3, ConstRight3
ConstLeft4, ConstRight4
)
const (
ConstGroup1 unexportedType = iota
ConstGroup2
ConstGroup3
)
const ConstGroup4 ExportedType = ExportedType{}
func newLongLine(ss ...string)
var LongLine = newLongLine(
"someArgument1",
"someArgument2",
"someArgument3",
"someArgument4",
"someArgument5",
"someArgument6",
"someArgument7",
"someArgument8",
)
type T2 int
type T1 = T2
const (
Duplicate = iota
duplicate
)
// Comment about exported function with formatting.
//
// Example
//
// fmt.Println(FormattedDoc())
//
// Text after pre-formatted block.
func ExportedFormattedDoc(a int) bool {
return true
}
type ExportedFormattedType struct {
// Comment before exported field with formatting.
//
// Example
//
// a.ExportedField = 123
//
// Text after pre-formatted block.
ExportedField int
}
type SimpleConstraint interface {
~int | ~float64
}
type TildeConstraint interface {
~int
}
type StructConstraint interface {
struct { F int }
}