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restore process as a free func

This commit is contained in:
Alex Flint 2019-04-14 18:24:59 -07:00
parent 9edf2ebc95
commit e86673b20a
1 changed files with 6 additions and 6 deletions
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12
parse.go
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@ -249,18 +249,18 @@ func (p *Parser) Parse(args []string) error {
} }
// Process all command line arguments // Process all command line arguments
return p.process(args) return process(p.specs, args)
} }
// process goes through arguments one-by-one, parses them, and assigns the result to // process goes through arguments one-by-one, parses them, and assigns the result to
// the underlying struct field // the underlying struct field
func (p *Parser) process(args []string) error { func process(specs []*spec, args []string) error {
// track the options we have seen // track the options we have seen
wasPresent := make(map[*spec]bool) wasPresent := make(map[*spec]bool)
// construct a map from --option to spec // construct a map from --option to spec
optionMap := make(map[string]*spec) optionMap := make(map[string]*spec)
for _, spec := range p.specs { for _, spec := range specs {
if spec.positional { if spec.positional {
continue continue
} }
@ -273,7 +273,7 @@ func (p *Parser) process(args []string) error {
} }
// deal with environment vars // deal with environment vars
for _, spec := range p.specs { for _, spec := range specs {
if spec.env == "" { if spec.env == "" {
continue continue
} }
@ -387,7 +387,7 @@ func (p *Parser) process(args []string) error {
} }
// process positionals // process positionals
for _, spec := range p.specs { for _, spec := range specs {
if !spec.positional { if !spec.positional {
continue continue
} }
@ -414,7 +414,7 @@ func (p *Parser) process(args []string) error {
} }
// finally check that all the required args were provided // finally check that all the required args were provided
for _, spec := range p.specs { for _, spec := range specs {
if spec.required && !wasPresent[spec] { if spec.required && !wasPresent[spec] {
name := spec.long name := spec.long
if !spec.positional { if !spec.positional {