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Diffstat (limited to 'vendor/github.com/spf13/pflag/count.go')
-rw-r--r--vendor/github.com/spf13/pflag/count.go16
1 files changed, 9 insertions, 7 deletions
diff --git a/vendor/github.com/spf13/pflag/count.go b/vendor/github.com/spf13/pflag/count.go
index d22be41f2..aa126e44d 100644
--- a/vendor/github.com/spf13/pflag/count.go
+++ b/vendor/github.com/spf13/pflag/count.go
@@ -11,13 +11,13 @@ func newCountValue(val int, p *int) *countValue {
}
func (i *countValue) Set(s string) error {
- v, err := strconv.ParseInt(s, 0, 64)
- // -1 means that no specific value was passed, so increment
- if v == -1 {
+ // "+1" means that no specific value was passed, so increment
+ if s == "+1" {
*i = countValue(*i + 1)
- } else {
- *i = countValue(v)
+ return nil
}
+ v, err := strconv.ParseInt(s, 0, 0)
+ *i = countValue(v)
return err
}
@@ -54,7 +54,7 @@ func (f *FlagSet) CountVar(p *int, name string, usage string) {
// CountVarP is like CountVar only take a shorthand for the flag name.
func (f *FlagSet) CountVarP(p *int, name, shorthand string, usage string) {
flag := f.VarPF(newCountValue(0, p), name, shorthand, usage)
- flag.NoOptDefVal = "-1"
+ flag.NoOptDefVal = "+1"
}
// CountVar like CountVar only the flag is placed on the CommandLine instead of a given flag set
@@ -83,7 +83,9 @@ func (f *FlagSet) CountP(name, shorthand string, usage string) *int {
return p
}
-// Count like Count only the flag is placed on the CommandLine isntead of a given flag set
+// Count defines a count flag with specified name, default value, and usage string.
+// The return value is the address of an int variable that stores the value of the flag.
+// A count flag will add 1 to its value evey time it is found on the command line
func Count(name string, usage string) *int {
return CommandLine.CountP(name, "", usage)
}