aboutsummaryrefslogtreecommitdiff
path: root/vendor/github.com/spf13/pflag/bytes.go
diff options
context:
space:
mode:
Diffstat (limited to 'vendor/github.com/spf13/pflag/bytes.go')
-rw-r--r--vendor/github.com/spf13/pflag/bytes.go104
1 files changed, 104 insertions, 0 deletions
diff --git a/vendor/github.com/spf13/pflag/bytes.go b/vendor/github.com/spf13/pflag/bytes.go
index 12c58db..67d5304 100644
--- a/vendor/github.com/spf13/pflag/bytes.go
+++ b/vendor/github.com/spf13/pflag/bytes.go
@@ -1,6 +1,7 @@
package pflag
import (
+ "encoding/base64"
"encoding/hex"
"fmt"
"strings"
@@ -9,10 +10,12 @@ import (
// BytesHex adapts []byte for use as a flag. Value of flag is HEX encoded
type bytesHexValue []byte
+// String implements pflag.Value.String.
func (bytesHex bytesHexValue) String() string {
return fmt.Sprintf("%X", []byte(bytesHex))
}
+// Set implements pflag.Value.Set.
func (bytesHex *bytesHexValue) Set(value string) error {
bin, err := hex.DecodeString(strings.TrimSpace(value))
@@ -25,6 +28,7 @@ func (bytesHex *bytesHexValue) Set(value string) error {
return nil
}
+// Type implements pflag.Value.Type.
func (*bytesHexValue) Type() string {
return "bytesHex"
}
@@ -103,3 +107,103 @@ func BytesHex(name string, value []byte, usage string) *[]byte {
func BytesHexP(name, shorthand string, value []byte, usage string) *[]byte {
return CommandLine.BytesHexP(name, shorthand, value, usage)
}
+
+// BytesBase64 adapts []byte for use as a flag. Value of flag is Base64 encoded
+type bytesBase64Value []byte
+
+// String implements pflag.Value.String.
+func (bytesBase64 bytesBase64Value) String() string {
+ return base64.StdEncoding.EncodeToString([]byte(bytesBase64))
+}
+
+// Set implements pflag.Value.Set.
+func (bytesBase64 *bytesBase64Value) Set(value string) error {
+ bin, err := base64.StdEncoding.DecodeString(strings.TrimSpace(value))
+
+ if err != nil {
+ return err
+ }
+
+ *bytesBase64 = bin
+
+ return nil
+}
+
+// Type implements pflag.Value.Type.
+func (*bytesBase64Value) Type() string {
+ return "bytesBase64"
+}
+
+func newBytesBase64Value(val []byte, p *[]byte) *bytesBase64Value {
+ *p = val
+ return (*bytesBase64Value)(p)
+}
+
+func bytesBase64ValueConv(sval string) (interface{}, error) {
+
+ bin, err := base64.StdEncoding.DecodeString(sval)
+ if err == nil {
+ return bin, nil
+ }
+
+ return nil, fmt.Errorf("invalid string being converted to Bytes: %s %s", sval, err)
+}
+
+// GetBytesBase64 return the []byte value of a flag with the given name
+func (f *FlagSet) GetBytesBase64(name string) ([]byte, error) {
+ val, err := f.getFlagType(name, "bytesBase64", bytesBase64ValueConv)
+
+ if err != nil {
+ return []byte{}, err
+ }
+
+ return val.([]byte), nil
+}
+
+// BytesBase64Var defines an []byte flag with specified name, default value, and usage string.
+// The argument p points to an []byte variable in which to store the value of the flag.
+func (f *FlagSet) BytesBase64Var(p *[]byte, name string, value []byte, usage string) {
+ f.VarP(newBytesBase64Value(value, p), name, "", usage)
+}
+
+// BytesBase64VarP is like BytesBase64Var, but accepts a shorthand letter that can be used after a single dash.
+func (f *FlagSet) BytesBase64VarP(p *[]byte, name, shorthand string, value []byte, usage string) {
+ f.VarP(newBytesBase64Value(value, p), name, shorthand, usage)
+}
+
+// BytesBase64Var defines an []byte flag with specified name, default value, and usage string.
+// The argument p points to an []byte variable in which to store the value of the flag.
+func BytesBase64Var(p *[]byte, name string, value []byte, usage string) {
+ CommandLine.VarP(newBytesBase64Value(value, p), name, "", usage)
+}
+
+// BytesBase64VarP is like BytesBase64Var, but accepts a shorthand letter that can be used after a single dash.
+func BytesBase64VarP(p *[]byte, name, shorthand string, value []byte, usage string) {
+ CommandLine.VarP(newBytesBase64Value(value, p), name, shorthand, usage)
+}
+
+// BytesBase64 defines an []byte flag with specified name, default value, and usage string.
+// The return value is the address of an []byte variable that stores the value of the flag.
+func (f *FlagSet) BytesBase64(name string, value []byte, usage string) *[]byte {
+ p := new([]byte)
+ f.BytesBase64VarP(p, name, "", value, usage)
+ return p
+}
+
+// BytesBase64P is like BytesBase64, but accepts a shorthand letter that can be used after a single dash.
+func (f *FlagSet) BytesBase64P(name, shorthand string, value []byte, usage string) *[]byte {
+ p := new([]byte)
+ f.BytesBase64VarP(p, name, shorthand, value, usage)
+ return p
+}
+
+// BytesBase64 defines an []byte flag with specified name, default value, and usage string.
+// The return value is the address of an []byte variable that stores the value of the flag.
+func BytesBase64(name string, value []byte, usage string) *[]byte {
+ return CommandLine.BytesBase64P(name, "", value, usage)
+}
+
+// BytesBase64P is like BytesBase64, but accepts a shorthand letter that can be used after a single dash.
+func BytesBase64P(name, shorthand string, value []byte, usage string) *[]byte {
+ return CommandLine.BytesBase64P(name, shorthand, value, usage)
+}