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Do not apply altsrc input values that are not set #1376

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merged 6 commits into from Apr 26, 2022
Merged

Do not apply altsrc input values that are not set #1376

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e3aa8d3
Add failing test for #1373
meatballhat Apr 26, 2022
efe0449
Only apply altsrc input source values when set
meatballhat Apr 26, 2022
fe1468c
Make the altsrc input source context `isSet` method private
meatballhat Apr 26, 2022
ac641ff
Add more test coverage around unset input source applying
meatballhat Apr 26, 2022
8fe4d79
Merge branch 'main' into duration-default-regression
meatballhat Apr 26, 2022
cdb1730
Drop extra if condition
meatballhat Apr 26, 2022
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182 changes: 82 additions & 100 deletions altsrc/flag.go
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Expand Up @@ -64,16 +64,14 @@ func InitInputSourceWithContext(flags []cli.Flag, createInputSource func(cCtx *c

// ApplyInputSourceValue applies a generic value to the flagSet if required
func (f *GenericFlag) ApplyInputSourceValue(cCtx *cli.Context, isc InputSourceContext) error {
if f.set != nil {
if !cCtx.IsSet(f.Name) && !isEnvVarSet(f.EnvVars) {
value, err := isc.Generic(f.GenericFlag.Name)
if err != nil {
return err
}
if value != nil {
for _, name := range f.Names() {
_ = f.set.Set(name, value.String())
}
if f.set != nil && !cCtx.IsSet(f.Name) && !isEnvVarSet(f.EnvVars) && isc.isSet(f.GenericFlag.Name) {
value, err := isc.Generic(f.GenericFlag.Name)
if err != nil {
return err
}
if value != nil {
for _, name := range f.Names() {
_ = f.set.Set(name, value.String())
}
}
}
Expand All @@ -83,19 +81,17 @@ func (f *GenericFlag) ApplyInputSourceValue(cCtx *cli.Context, isc InputSourceCo

// ApplyInputSourceValue applies a StringSlice value to the flagSet if required
func (f *StringSliceFlag) ApplyInputSourceValue(cCtx *cli.Context, isc InputSourceContext) error {
if f.set != nil {
if !cCtx.IsSet(f.Name) && !isEnvVarSet(f.EnvVars) {
value, err := isc.StringSlice(f.StringSliceFlag.Name)
if err != nil {
return err
}
if value != nil {
var sliceValue cli.StringSlice = *(cli.NewStringSlice(value...))
for _, name := range f.Names() {
underlyingFlag := f.set.Lookup(name)
if underlyingFlag != nil {
underlyingFlag.Value = &sliceValue
}
if f.set != nil && !cCtx.IsSet(f.Name) && !isEnvVarSet(f.EnvVars) && isc.isSet(f.StringSliceFlag.Name) {
value, err := isc.StringSlice(f.StringSliceFlag.Name)
if err != nil {
return err
}
if value != nil {
var sliceValue cli.StringSlice = *(cli.NewStringSlice(value...))
for _, name := range f.Names() {
underlyingFlag := f.set.Lookup(name)
if underlyingFlag != nil {
underlyingFlag.Value = &sliceValue
}
}
}
Expand All @@ -105,19 +101,17 @@ func (f *StringSliceFlag) ApplyInputSourceValue(cCtx *cli.Context, isc InputSour

// ApplyInputSourceValue applies a IntSlice value if required
func (f *IntSliceFlag) ApplyInputSourceValue(cCtx *cli.Context, isc InputSourceContext) error {
if f.set != nil {
if !cCtx.IsSet(f.Name) && !isEnvVarSet(f.EnvVars) {
value, err := isc.IntSlice(f.IntSliceFlag.Name)
if err != nil {
return err
}
if value != nil {
var sliceValue cli.IntSlice = *(cli.NewIntSlice(value...))
for _, name := range f.Names() {
underlyingFlag := f.set.Lookup(name)
if underlyingFlag != nil {
underlyingFlag.Value = &sliceValue
}
if f.set != nil && !cCtx.IsSet(f.Name) && !isEnvVarSet(f.EnvVars) && isc.isSet(f.IntSliceFlag.Name) {
value, err := isc.IntSlice(f.IntSliceFlag.Name)
if err != nil {
return err
}
if value != nil {
var sliceValue cli.IntSlice = *(cli.NewIntSlice(value...))
for _, name := range f.Names() {
underlyingFlag := f.set.Lookup(name)
if underlyingFlag != nil {
underlyingFlag.Value = &sliceValue
}
}
}
Expand All @@ -127,16 +121,14 @@ func (f *IntSliceFlag) ApplyInputSourceValue(cCtx *cli.Context, isc InputSourceC

// ApplyInputSourceValue applies a Bool value to the flagSet if required
func (f *BoolFlag) ApplyInputSourceValue(cCtx *cli.Context, isc InputSourceContext) error {
if f.set != nil {
if !cCtx.IsSet(f.Name) && !isEnvVarSet(f.EnvVars) {
value, err := isc.Bool(f.BoolFlag.Name)
if err != nil {
return err
}
if value {
for _, name := range f.Names() {
_ = f.set.Set(name, strconv.FormatBool(value))
}
if f.set != nil && !cCtx.IsSet(f.Name) && !isEnvVarSet(f.EnvVars) && isc.isSet(f.BoolFlag.Name) {
value, err := isc.Bool(f.BoolFlag.Name)
if err != nil {
return err
}
if value {
for _, name := range f.Names() {
_ = f.set.Set(name, strconv.FormatBool(value))
}
}
}
Expand All @@ -145,16 +137,14 @@ func (f *BoolFlag) ApplyInputSourceValue(cCtx *cli.Context, isc InputSourceConte

// ApplyInputSourceValue applies a String value to the flagSet if required
func (f *StringFlag) ApplyInputSourceValue(cCtx *cli.Context, isc InputSourceContext) error {
if f.set != nil {
if !(cCtx.IsSet(f.Name) || isEnvVarSet(f.EnvVars)) {
value, err := isc.String(f.StringFlag.Name)
if err != nil {
return err
}
if value != "" {
for _, name := range f.Names() {
_ = f.set.Set(name, value)
}
if f.set != nil && !(cCtx.IsSet(f.Name) || isEnvVarSet(f.EnvVars)) && isc.isSet(f.StringFlag.Name) {
value, err := isc.String(f.StringFlag.Name)
if err != nil {
return err
}
if value != "" {
for _, name := range f.Names() {
_ = f.set.Set(name, value)
}
}
}
Expand All @@ -163,26 +153,24 @@ func (f *StringFlag) ApplyInputSourceValue(cCtx *cli.Context, isc InputSourceCon

// ApplyInputSourceValue applies a Path value to the flagSet if required
func (f *PathFlag) ApplyInputSourceValue(cCtx *cli.Context, isc InputSourceContext) error {
if f.set != nil {
if !(cCtx.IsSet(f.Name) || isEnvVarSet(f.EnvVars)) {
value, err := isc.String(f.PathFlag.Name)
if err != nil {
return err
}
if value != "" {
for _, name := range f.Names() {

if !filepath.IsAbs(value) && isc.Source() != "" {
basePathAbs, err := filepath.Abs(isc.Source())
if err != nil {
return err
}
if f.set != nil && !(cCtx.IsSet(f.Name) || isEnvVarSet(f.EnvVars)) && isc.isSet(f.PathFlag.Name) {
value, err := isc.String(f.PathFlag.Name)
if err != nil {
return err
}
if value != "" {
for _, name := range f.Names() {

value = filepath.Join(filepath.Dir(basePathAbs), value)
if !filepath.IsAbs(value) && isc.Source() != "" {
basePathAbs, err := filepath.Abs(isc.Source())
if err != nil {
return err
}

_ = f.set.Set(name, value)
value = filepath.Join(filepath.Dir(basePathAbs), value)
}

_ = f.set.Set(name, value)
}
}
}
Expand All @@ -191,48 +179,42 @@ func (f *PathFlag) ApplyInputSourceValue(cCtx *cli.Context, isc InputSourceConte

// ApplyInputSourceValue applies a int value to the flagSet if required
func (f *IntFlag) ApplyInputSourceValue(cCtx *cli.Context, isc InputSourceContext) error {
if f.set != nil {
if !(cCtx.IsSet(f.Name) || isEnvVarSet(f.EnvVars)) {
value, err := isc.Int(f.IntFlag.Name)
if err != nil {
return err
}
for _, name := range f.Names() {
_ = f.set.Set(name, strconv.FormatInt(int64(value), 10))
}
if f.set != nil && !(cCtx.IsSet(f.Name) || isEnvVarSet(f.EnvVars)) && isc.isSet(f.IntFlag.Name) {
value, err := isc.Int(f.IntFlag.Name)
if err != nil {
return err
}
for _, name := range f.Names() {
_ = f.set.Set(name, strconv.FormatInt(int64(value), 10))
}
}
return nil
}

// ApplyInputSourceValue applies a Duration value to the flagSet if required
func (f *DurationFlag) ApplyInputSourceValue(cCtx *cli.Context, isc InputSourceContext) error {
if f.set != nil {
if !(cCtx.IsSet(f.Name) || isEnvVarSet(f.EnvVars)) {
value, err := isc.Duration(f.DurationFlag.Name)
if err != nil {
return err
}
for _, name := range f.Names() {
_ = f.set.Set(name, value.String())
}
if f.set != nil && !(cCtx.IsSet(f.Name) || isEnvVarSet(f.EnvVars)) && isc.isSet(f.DurationFlag.Name) {
value, err := isc.Duration(f.DurationFlag.Name)
if err != nil {
return err
}
for _, name := range f.Names() {
_ = f.set.Set(name, value.String())
}
}
return nil
}

// ApplyInputSourceValue applies a Float64 value to the flagSet if required
func (f *Float64Flag) ApplyInputSourceValue(cCtx *cli.Context, isc InputSourceContext) error {
if f.set != nil {
if !(cCtx.IsSet(f.Name) || isEnvVarSet(f.EnvVars)) {
value, err := isc.Float64(f.Float64Flag.Name)
if err != nil {
return err
}
floatStr := float64ToString(value)
for _, name := range f.Names() {
_ = f.set.Set(name, floatStr)
}
if f.set != nil && !(cCtx.IsSet(f.Name) || isEnvVarSet(f.EnvVars)) && isc.isSet(f.Float64Flag.Name) {
value, err := isc.Float64(f.Float64Flag.Name)
if err != nil {
return err
}
floatStr := float64ToString(value)
for _, name := range f.Names() {
_ = f.set.Set(name, floatStr)
}
}
return nil
Expand Down