blobref: enforce Go1.1 is required,

also types: rm Go1.0 RFC3339Nanos work-around

Change-Id: I9ce8495927fe349e7882f0a7d6c4f0051693fa2c

pkg/blobref/check_go_version.go

@@ -0,0 +1,5 @@
+// +build !go1.1
+
+package blobref
+
+Sorry, Camlistore requires Go 1.1.

pkg/types/types.go

@@ -21,13 +21,11 @@ import (
 	"fmt"
 	"regexp"
 	"runtime"
-	"strings"
 	"time"
 )
 
 var (
 	goVersion  = runtime.Version()
-	isGo10     = goVersion == "go1" || strings.HasPrefix(runtime.Version(), "go1.0")
 	dotNumbers = regexp.MustCompile(`\.\d+`)
 )
 
@@ -40,7 +38,6 @@ var (
 	_ json.Unmarshaler = (*Time3339)(nil)
 )
 
-
 func (t Time3339) String() string {
 	return time.Time(t).UTC().Format(time.RFC3339Nano)
 }
@@ -49,65 +46,35 @@ func (t Time3339) MarshalJSON() ([]byte, error) {
 	return json.Marshal(t.String())
 }
 
-func parseForGo10(s string) (time.Time, error) {
-	var numbers string
-	noNanos := dotNumbers.ReplaceAllStringFunc(s, func(m string) string {
-		numbers = m
-		return ""
-	})
-	t, err := time.Parse(time.RFC3339, noNanos)
-	if err != nil {
-		return t, fmt.Errorf("Failed to parse %q as an RFC 3339 time: %v", noNanos, err)
-	}
-	if numbers != "" {
-		nanos, err := time.ParseDuration(numbers + "s")
-		if err != nil {
-			return t, fmt.Errorf("Failed to parse %q as a duration: %v", numbers+"s", err)
-		}
-		t = t.Add(nanos)
-	}
-	return t, nil
-}
-
 func (t *Time3339) UnmarshalJSON(b []byte) error {
 	if len(b) < 2 || b[0] != '"' || b[len(b)-1] != '"' {
 		return fmt.Errorf("types: failed to unmarshal non-string value %q as an RFC 3339 time")
 	}
-	tm, err := ParseTime3339(string(b[1 : len(b)-1]))
+	tm, err := time.Parse(time.RFC3339Nano, string(b[1:len(b)-1]))
 	if err != nil {
 		return err
 	}
-	*t = tm
+	*t = Time3339(tm)
 	return nil
 }
 
-// ParseTime3339 parses a string in RFC3339 format.
-func ParseTime3339(v string) (t Time3339, err error) {
-	var tm time.Time
-	if isGo10 {
-		tm, err = parseForGo10(v)
-	} else {
-		tm, err = time.Parse(time.RFC3339Nano, v)
-	}
-	return Time3339(tm), err
-}
-
-// ParseTime3339 parses a string in RFC3339 format. If it's invalid,
+// ParseTime3339OrZero parses a string in RFC3339 format. If it's invalid,
 // the zero time value is returned instead.
 func ParseTime3339OrZero(v string) Time3339 {
-	t, err := ParseTime3339(v)
+	t, err := time.Parse(time.RFC3339Nano, v)
 	if err != nil {
 		return Time3339{}
 	}
-	return t
+	return Time3339(t)
 }
 
 func ParseTime3339OrZil(v string) *Time3339 {
-	t, err := ParseTime3339(v)
+	t, err := time.Parse(time.RFC3339Nano, v)
 	if err != nil {
 		return nil
 	}
-	return &t
+	tm := Time3339(t)
+	return &tm
 }
 
 // Time returns the time as a time.Time with slightly less stutter