diff options
Diffstat (limited to 'vendor/github.com/urfave/cli/v2/flag_generic.go')
-rw-r--r-- | vendor/github.com/urfave/cli/v2/flag_generic.go | 108 |
1 files changed, 0 insertions, 108 deletions
diff --git a/vendor/github.com/urfave/cli/v2/flag_generic.go b/vendor/github.com/urfave/cli/v2/flag_generic.go deleted file mode 100644 index b0c8ff44d..000000000 --- a/vendor/github.com/urfave/cli/v2/flag_generic.go +++ /dev/null @@ -1,108 +0,0 @@ -package cli - -import ( - "flag" - "fmt" -) - -// Generic is a generic parseable type identified by a specific flag -type Generic interface { - Set(value string) error - String() string -} - -// GenericFlag is a flag with type Generic -type GenericFlag struct { - Name string - Aliases []string - Usage string - EnvVars []string - FilePath string - Required bool - Hidden bool - TakesFile bool - Value Generic - DefaultText string - HasBeenSet bool -} - -// IsSet returns whether or not the flag has been set through env or file -func (f *GenericFlag) IsSet() bool { - return f.HasBeenSet -} - -// String returns a readable representation of this value -// (for usage defaults) -func (f *GenericFlag) String() string { - return FlagStringer(f) -} - -// Names returns the names of the flag -func (f *GenericFlag) Names() []string { - return flagNames(f.Name, f.Aliases) -} - -// IsRequired returns whether or not the flag is required -func (f *GenericFlag) IsRequired() bool { - return f.Required -} - -// TakesValue returns true of the flag takes a value, otherwise false -func (f *GenericFlag) TakesValue() bool { - return true -} - -// GetUsage returns the usage string for the flag -func (f *GenericFlag) GetUsage() string { - return f.Usage -} - -// GetValue returns the flags value as string representation and an empty -// string if the flag takes no value at all. -func (f *GenericFlag) GetValue() string { - if f.Value != nil { - return f.Value.String() - } - return "" -} - -// Apply takes the flagset and calls Set on the generic flag with the value -// provided by the user for parsing by the flag -func (f GenericFlag) Apply(set *flag.FlagSet) error { - if val, ok := flagFromEnvOrFile(f.EnvVars, f.FilePath); ok { - if val != "" { - if err := f.Value.Set(val); err != nil { - return fmt.Errorf("could not parse %q as value for flag %s: %s", val, f.Name, err) - } - - f.HasBeenSet = true - } - } - - for _, name := range f.Names() { - set.Var(f.Value, name, f.Usage) - } - - return nil -} - -// Generic looks up the value of a local GenericFlag, returns -// nil if not found -func (c *Context) Generic(name string) interface{} { - if fs := lookupFlagSet(name, c); fs != nil { - return lookupGeneric(name, fs) - } - return nil -} - -func lookupGeneric(name string, set *flag.FlagSet) interface{} { - f := set.Lookup(name) - if f != nil { - parsed, err := f.Value, error(nil) - if err != nil { - return nil - } - return parsed - } - return nil -} |