diff options
Diffstat (limited to 'vendor/github.com/pborman/getopt/signed.go')
-rw-r--r-- | vendor/github.com/pborman/getopt/signed.go | 110 |
1 files changed, 0 insertions, 110 deletions
diff --git a/vendor/github.com/pborman/getopt/signed.go b/vendor/github.com/pborman/getopt/signed.go deleted file mode 100644 index a0e059c..0000000 --- a/vendor/github.com/pborman/getopt/signed.go +++ /dev/null @@ -1,110 +0,0 @@ -// Copyright 2013 Google Inc. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package getopt - -import ( - "fmt" - "strconv" -) - -type signed int64 - -type SignedLimit struct { - Base int // Base for conversion as per strconv.ParseInt - Bits int // Number of bits as per strconv.ParseInt - Min int64 // Minimum allowed value if both Min and Max are not 0 - Max int64 // Maximum allowed value if both Min and Max are not 0 -} - -var signedLimits = make(map[*signed]*SignedLimit) - -func (n *signed) Set(value string, opt Option) error { - l := signedLimits[n] - if l == nil { - return fmt.Errorf("no limits defined for %s", opt.Name()) - } - v, err := strconv.ParseInt(value, l.Base, l.Bits) - if err != nil { - if e, ok := err.(*strconv.NumError); ok { - switch e.Err { - case strconv.ErrRange: - err = fmt.Errorf("value out of range: %s", value) - case strconv.ErrSyntax: - err = fmt.Errorf("not a valid number: %s", value) - } - } - return err - } - if l.Min != 0 || l.Max != 0 { - if v < l.Min { - return fmt.Errorf("value out of range (<%v): %s", l.Min, value) - } - if v > l.Max { - return fmt.Errorf("value out of range (>%v): %s", l.Max, value) - } - } - *n = signed(v) - return nil -} - -func (n *signed) String() string { - l := signedLimits[n] - if l != nil && l.Base != 0 { - return strconv.FormatInt(int64(*n), l.Base) - } - return strconv.FormatInt(int64(*n), 10) -} - -// Signed creates an option that is stored in an int64 and is constrained -// by the limits pointed to by l. The Max and Min values are only used if -// at least one of the values are not 0. If Base is 0, the base is implied by -// the string's prefix: base 16 for "0x", base 8 for "0", and base 10 otherwise. -func Signed(name rune, value int64, l *SignedLimit, helpvalue ...string) *int64 { - return CommandLine.Signed(name, value, l, helpvalue...) -} - -func (s *Set) Signed(name rune, value int64, l *SignedLimit, helpvalue ...string) *int64 { - return s.SignedLong("", name, value, l, helpvalue...) -} - -func SignedLong(name string, short rune, value int64, l *SignedLimit, helpvalue ...string) *int64 { - return CommandLine.SignedLong(name, short, value, l, helpvalue...) -} - -func (s *Set) SignedLong(name string, short rune, value int64, l *SignedLimit, helpvalue ...string) *int64 { - s.SignedVarLong(&value, name, short, l, helpvalue...) - return &value -} - -func SignedVar(p *int64, name rune, l *SignedLimit, helpvalue ...string) Option { - return CommandLine.SignedVar(p, name, l, helpvalue...) -} - -func (s *Set) SignedVar(p *int64, name rune, l *SignedLimit, helpvalue ...string) Option { - return s.SignedVarLong(p, "", name, l, helpvalue...) -} - -func SignedVarLong(p *int64, name string, short rune, l *SignedLimit, helpvalue ...string) Option { - return CommandLine.SignedVarLong(p, name, short, l, helpvalue...) -} - -func (s *Set) SignedVarLong(p *int64, name string, short rune, l *SignedLimit, helpvalue ...string) Option { - opt := s.VarLong((*signed)(p), name, short, helpvalue...) - if l.Base > 36 || l.Base == 1 || l.Base < 0 { - fmt.Fprintf(stderr, "invalid base for %s: %d\n", opt.Name(), l.Base) - exit(1) - } - if l.Bits < 0 || l.Bits > 64 { - fmt.Fprintf(stderr, "invalid bit size for %s: %d\n", opt.Name(), l.Bits) - exit(1) - } - if l.Min > l.Max { - fmt.Fprintf(stderr, "min greater than max for %s\n", opt.Name()) - exit(1) - } - lim := *l - signedLimits[(*signed)(p)] = &lim - return opt -} |