)

const Doc = `check that struct field tags conform to reflect.StructTag.Get

Also report certain struct tags (json, xml) used with unexported fields.`

var Analyzer = &analysis.Analyzer{
	Name:             "structtag",
	Doc:              Doc,
	URL:              "https://pkg.go.dev/golang.org/x/tools/go/analysis/passes/structtag",
	Requires:         []*analysis.Analyzer{inspect.Analyzer},
	RunDespiteErrors: true,

// 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 canonical struct tags.

package structtag

type StructTagTest struct {
	A int "hello" // ERROR "`hello` not compatible with reflect.StructTag.Get: bad syntax for struct tag pair"

		}
	}
	return
}

func removeSettingFromTag(tag reflect.StructTag, names ...string) reflect.StructTag {
	for _, name := range names {
		tag = reflect.StructTag(regexp.MustCompile(`(?i)(gorm:.*?)(`+name+`(:.*?)?)(;|("))`).ReplaceAllString(string(tag), "${1}${5}"))
	}
	return tag
}

func appendSettingFromTag(tag reflect.StructTag, value string) reflect.StructTag {
	t := tag.Get("gorm")
	if strings.Contains(t, value) {
		return tag

	}

	for k, v := range tags {
		if string(removeSettingFromTag(reflect.StructTag(k), "column")) != v {
			t.Errorf("%v after removeSettingFromTag should equal %v, but got %v", k, v, removeSettingFromTag(reflect.StructTag(k), "column"))
		}
	}

type Unmarshaler interface {
	UnmarshalQueryParameter(string) error
}

func jsonTag(field reflect.StructField) (string, bool) {
	structTag := field.Tag.Get("json")
	if len(structTag) == 0 {
		return "", false
	}
	parts := strings.Split(structTag, ",")
	tag := parts[0]
	if tag == "-" {
		tag = ""
	}
	omitempty := false
	parts = parts[1:]
	for _, part := range parts {
		if part == "omitempty" {

	"golang.org/x/tools/go/analysis/passes/stdmethods"
	"golang.org/x/tools/go/analysis/passes/stdversion"
	"golang.org/x/tools/go/analysis/passes/stringintconv"
	"golang.org/x/tools/go/analysis/passes/structtag"
	"golang.org/x/tools/go/analysis/passes/testinggoroutine"
	"golang.org/x/tools/go/analysis/passes/tests"
	"golang.org/x/tools/go/analysis/passes/timeformat"
	"golang.org/x/tools/go/analysis/passes/unmarshal"

	slog             check for invalid structured logging calls
	stdmethods       check signature of methods of well-known interfaces
	stringintconv    check for string(int) conversions
	structtag        check that struct field tags conform to reflect.StructTag.Get
	testinggoroutine report calls to (*testing.T).Fatal from goroutines started by a test
	tests            check for common mistaken usages of tests and examples

	"rangeloops":       true,
	"shift":            true,
	"sigchanyzer":      true,
	"slog":             true,
	"stdmethods":       true,
	"stdversion":       true,
	"stringintconv":    true,
	"structtag":        true,
	"testinggoroutine": true,
	"tests":            true,
	"timeformat":       true,
	"unmarshal":        true,
	"unreachable":      true,
	"unsafeptr":        true,
	"unusedresult":     true,

        vet_test.go:114: files: ["testdata/bool.go" "testdata/method.go" "testdata/unused.go"]
    --- PASS: TestVet/0 (0.13s)
        vet_test.go:114: files: ["testdata/assign.go" "testdata/httpresponse.go" "testdata/structtag.go"]
    --- PASS: TestVet/4 (0.16s)
        vet_test.go:114: files: ["testdata/copylock.go" "testdata/print.go"]
    --- PASS: TestVet/1 (0.07s)

        vet_test.go:114: φιλεσ: ["testdata/bool.go" "testdata/method.go" "testdata/unused.go"]
    --- PASS: Test☺☹/0 (0.13s)
        vet_test.go:114: φιλεσ: ["testdata/assign.go" "testdata/httpresponse.go" "testdata/structtag.go"]
    --- PASS: Test☺☹/4 (0.16s)
        vet_test.go:114: φιλεσ: ["testdata/copylock.go" "testdata/print.go"]
    --- PASS: Test☺☹/1 (0.07s)