const badFormat = "2006-02-01"
const goodFormat = "2006-01-02"

//go:embed doc.go
var doc string

var Analyzer = &analysis.Analyzer{
	Name:     "timeformat",
	Doc:      analysisutil.MustExtractDoc(doc, "timeformat"),
	URL:      "https://pkg.go.dev/golang.org/x/tools/go/analysis/passes/timeformat",
	Requires: []*analysis.Analyzer{inspect.Analyzer},
	Run:      run,
}

func run(pass *analysis.Pass) (interface{}, error) {

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

// Package timeformat defines an Analyzer that checks for the use
// of time.Format or time.Parse calls with a bad format.
//
// # Analyzer timeformat
//
// timeformat: check for calls of (time.Time).Format or time.Parse with 2006-02-01
//
// The timeformat checker looks for time formats with the 2006-02-01 (yyyy-dd-mm)

	// Do not change this order, http time format dates
	// are usually in http.TimeFormat however there are
	// situations where for example aws-sdk-java doesn't
	// send the correct format.
	http.TimeFormat,
	"Mon, 2 Jan 2006 15:04:05 GMT",
}

// ParseHeader parses http.TimeFormat with an acceptable
// extension for http.TimeFormat - return time might be zero
// if the timeStr is invalid.

	// Validity information
	buf.WriteString(color.Blue("%4sValidity\n", ""))
	buf.WriteString(color.Bold(fmt.Sprintf("%8sNot Before: %s\n", "", cert.NotBefore.Format(http.TimeFormat))))
	buf.WriteString(color.Bold(fmt.Sprintf("%8sNot After : %s\n", "", cert.NotAfter.Format(http.TimeFormat))))

	return buf.String()

	"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"
	"golang.org/x/tools/go/analysis/passes/unreachable"
	"golang.org/x/tools/go/analysis/passes/unsafeptr"
	"golang.org/x/tools/go/analysis/passes/unusedresult"
)

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

func (oi ObjectInfo) WriteHeaders(w http.ResponseWriter, preamble, statusCode func()) {
	preamble()

	if !oi.ModTime.IsZero() {
		w.Header().Set(xhttp.LastModified, oi.ModTime.UTC().Format(http.TimeFormat))
	}

	if oi.ETag != "" {
		w.Header()[xhttp.ETag] = []string{"\"" + oi.ETag + "\""}
	}

	if oi.Expires != "" {
		w.Header().Set(xhttp.Expires, oi.Expires)
	}

	if oi.CacheControl != "" {

		actual, err := parseRestoreObjStatus(tc.String())
		if err != nil {
			t.Fatalf("Test %d: parse restore object failed: %v", i+1, err)
		}
		if actual.ongoing != tc.ongoing || actual.expiry.Format(http.TimeFormat) != tc.expiry.Format(http.TimeFormat) {
			t.Fatalf("Test %d: got %v expected %v", i+1, actual, tc)
		}
	}
}

// TestRestoreObjOnDisk tests restoreObjStatus' OnDisk method
func TestRestoreObjOnDisk(t *testing.T) {

	// set common headers
	setCommonHeaders(w)

	// Set last modified time.
	lastModified := objInfo.ModTime.UTC().Format(http.TimeFormat)
	w.Header().Set(xhttp.LastModified, lastModified)

	// Set Etag if available.
	if objInfo.ETag != "" {
		w.Header()[xhttp.ETag] = []string{"\"" + objInfo.ETag + "\""}
	}

	if objInfo.ContentType != "" {

		n := copy(sv, vv)
		h2[k] = sv[:n:n]
		sv = sv[n:]
	}
	return h2
}

var timeFormats = []string{
	TimeFormat,
	time.RFC850,
	time.ANSIC,
}

// ParseTime parses a time header (such as the Date: header),
// trying each of the three formats allowed by HTTP/1.1:
// [TimeFormat], [time.RFC850], and [time.ANSIC].
func ParseTime(text string) (t time.Time, err error) {
	for _, layout := range timeFormats {