package types2

import (
	"fmt"
	"go/version"
	"internal/goversion"
)

// A goVersion is a Go language version string of the form "go1.%d"
// where d is the minor version number. goVersion strings don't
// contain release numbers ("go1.20.1" is not a valid goVersion).
type goVersion string

// asGoVersion returns v as a goVersion (e.g., "go1.20.1" becomes "go1.20").

env TESTGO_VERSION=go1.24

go list -f '{{.Module.GoVersion}}'
stdout 1.15

go mod tidy
go list -f '{{.Module.GoVersion}}'
stdout 1.15

go get example.com/a@v1.0.1
go list -f '{{.Module.GoVersion}}'
stdout 1.15

go get example.com/a@v1.0.1 go@1.16
go list -f '{{.Module.GoVersion}}'
stdout 1.16

-- go.mod --
module m
go 1.15

require (
	example.com/a v1.0.0
	example.com/b v1.0.0
)

		goVersion := ""
		if pkg.Module != nil {
			goVersion = "go" + pkg.Module.GoVersion
		} else if pkg.Standard {
			goVersion = build.Default.ReleaseTags[len(build.Default.ReleaseTags)-1]
		}
		var fixArg []string
		if *fixes != "" {
			fixArg = []string{"-r=" + *fixes}
		}
		base.Run(str.StringList(cfg.BuildToolexec, base.Tool("fix"), "-go="+goVersion, fixArg, files))
	}

// license that can be found in the LICENSE file.

//go:build go1.21

package cgocall

import "go/types"

func setGoVersion(tc *types.Config, pkg *types.Package) {
	tc.GoVersion = pkg.GoVersion()

import (
	"strconv"
	"strings"
)

// GoVersion returns the minimum Go version implied by a given build expression.
// If the expression can be satisfied without any Go version tags, GoVersion returns an empty string.
//
// For example:
//
//	GoVersion(linux && go1.22) = "go1.22"
//	GoVersion((linux && go1.22) || (windows && go1.20)) = "go1.20" => go1.20
//	GoVersion(linux) = ""
//	GoVersion(linux || (windows && go1.22)) = ""

env TESTGO_VERSION=go1.99

! go list -f '{{.Module.GoVersion}}'
stderr 'go: updates to go.mod needed'
stderr 'go mod tidy'

go mod tidy
cat go.mod
go list -f '{{.Module.GoVersion}}'
stdout 1.22

# Adding a@v1.0.01 should upgrade to Go 1.23rc1.
cp go.mod go.mod1
go get example.com/a@v1.0.1
stderr '^go: upgraded go 1.22 => 1.23rc1\ngo: upgraded example.com/a v1.0.0 => v1.0.1\ngo: upgraded example.com/b v1.0.0 => v1.0.1$'

go mod edit -dropgodebug key
cmpenv go.mod go.mod.start

-- x.go --
package x

-- w/w.go --
package w

-- $WORK/go.mod.init --
module x.x/y/z

go $goversion
-- $WORK/go.mod.edit1 --
module x.x/y/z

go $goversion

require x.1 v1.0.0

exclude (
	x.1 v1.2.0
	x.1 v1.2.1
	x.1 v2.0.0+incompatible
)

replace (
	x.1 v1.3.0 => y.1 v1.4.0
	x.1 v1.4.0 => ../z
)

          "gitTreeState": {
            "default": "",
            "type": "string"
          },
          "gitVersion": {
            "default": "",
            "type": "string"
          },
          "goVersion": {
            "default": "",
            "type": "string"
          },
          "major": {
            "default": "",
            "type": "string"
          },
          "minor": {

func (pkg *Package) SetName(name string) { pkg.name = name }

// GoVersion returns the minimum Go version required by this package.
// If the minimum version is unknown, GoVersion returns the empty string.
// Individual source files may specify a different minimum Go version,
// as reported in the [go/ast.File.GoVersion] field.
func (pkg *Package) GoVersion() string { return pkg.goVersion }

// Scope returns the (complete or incomplete) package scope

// Copyright 2023 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 gover

import (
	"internal/goversion"
	"runtime"
	"strconv"
)

// TestVersion is initialized in the go command test binary
// to be $TESTGO_VERSION, to allow tests to override the
// go command's idea of its own version as returned by Local.
var TestVersion string