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Merge remote-tracking branch 'origin/v1' into merging-from-v1

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Dan Buch 2016-06-17 09:11:36 -04:00
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9 changed files with 624 additions and 13 deletions
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1
.gitignore vendored
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@ -1 +1,2 @@
*.coverprofile
node_modules/

8
.travis.yml
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@ -2,6 +2,10 @@ language: go
sudo: false
cache:
directories:
- node_modules
go:
- 1.2.2
- 1.3.3
@ -29,6 +33,9 @@ matrix:
before_script:
- go get github.com/urfave/gfmxr/...
- $pip_install flake8
- if [ ! -f node_modules/.bin/markdown-toc ] ; then
npm install markdown-toc ;
fi
script:
- flake8 runtests cli-v1-to-v2
@ -37,3 +44,4 @@ script:
- ./runtests gfmxr
- ./cli-v1-to-v2 --selftest
- ./runtests migrations
- ./runtests toc

1
CHANGELOG.md
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@ -36,6 +36,7 @@
- `./runtests` test runner with coverage tracking by default
- testing on OS X
- testing on Windows
- `UintFlag`, `Uint64Flag`, and `Int64Flag` types and supporting code
### Changed
- Use spaces for alignment in help/usage output instead of tabs, making the

70
README.md
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@ -1,3 +1,6 @@
cli
===
[![Build Status](https://travis-ci.org/urfave/cli.svg?branch=master)](https://travis-ci.org/urfave/cli)
[![Windows Build Status](https://ci.appveyor.com/api/projects/status/rtgk5xufi932pb2v?svg=true)](https://ci.appveyor.com/project/urfave/cli)
[![GoDoc](https://godoc.org/github.com/urfave/cli?status.svg)](https://godoc.org/github.com/urfave/cli)
@ -6,9 +9,6 @@
[![top level coverage](https://gocover.io/_badge/github.com/urfave/cli?0 "top level coverage")](http://gocover.io/github.com/urfave/cli) /
[![altsrc coverage](https://gocover.io/_badge/github.com/urfave/cli/altsrc?0 "altsrc coverage")](http://gocover.io/github.com/urfave/cli/altsrc)
# cli
**Notice:** This is the library formerly known as
`github.com/codegangsta/cli` -- Github will automatically redirect requests
to this repository, but we recommend updating your references for clarity.
@ -17,6 +17,37 @@ cli is a simple, fast, and fun package for building command line apps in Go. The
goal is to enable developers to write fast and distributable command line
applications in an expressive way.
<!-- toc -->
- [Overview](#overview)
- [Installation](#installation)
* [Supported platforms](#supported-platforms)
* [Using the `v2` branch](#using-the-v2-branch)
* [Pinning to the `v1` branch](#pinning-to-the-v1-branch)
- [Getting Started](#getting-started)
- [Examples](#examples)
* [Arguments](#arguments)
* [Flags](#flags)
+ [Placeholder Values](#placeholder-values)
+ [Alternate Names](#alternate-names)
+ [Values from the Environment](#values-from-the-environment)
+ [Values from alternate input sources (YAML and others)](#values-from-alternate-input-sources-yaml-and-others)
* [Subcommands](#subcommands)
* [Subcommands categories](#subcommands-categories)
* [Exit code](#exit-code)
* [Bash Completion](#bash-completion)
+ [Enabling](#enabling)
+ [Distribution](#distribution)
+ [Customization](#customization)
* [Generated Help Text](#generated-help-text)
+ [Customization](#customization-1)
* [Version Flag](#version-flag)
+ [Customization](#customization-2)
+ [Full API Example](#full-api-example)
- [Contribution Guidelines](#contribution-guidelines)
<!-- tocstop -->
## Overview
Command line apps are usually so tiny that there is absolutely no reason why
@ -214,7 +245,7 @@ COMMANDS:
help, h Shows a list of commands or help for one command
GLOBAL OPTIONS
--version Shows version information
--version Shows version information
```
### Arguments
@ -992,7 +1023,7 @@ func main() {
demonstration purposes. Use of one's imagination is encouraged.
<!-- {
"output": "made it!\nPhew!"
"output": "made it!\nPhew!"
} -->
``` go
package main
@ -1044,6 +1075,19 @@ func (w *hexWriter) Write(p []byte) (int, error) {
return len(p), nil
}
type genericType struct {
s string
}
func (g *genericType) Set(value string) error {
g.s = value
return nil
}
func (g *genericType) String() string {
return g.s
}
func main() {
app := cli.NewApp()
app.Name = "kənˈtrīv"
@ -1113,7 +1157,17 @@ func main() {
app.Flags = []cli.Flag{
&cli.BoolFlag{Name: "fancy"},
&cli.BoolFlag{Value: true, Name: "fancier"},
&cli.StringFlag{Name: "dance-move", Aliases: []string{"d"}},
&cli.DurationFlag{Name: "howlong, H", Value: time.Second * 3},
&cli.Float64Flag{Name: "howmuch"},
&cli.GenericFlag{Name: "wat", Value: &genericType{}},
&cli.Int64Flag{Name: "longdistance"},
&cli.Int64SliceFlag{Name: "intervals"},
&cli.IntFlag{Name: "distance"},
&cli.IntSliceFlag{Name: "times"},
&cli.StringFlag{Name: "dance-move, d"},
&cli.StringSliceFlag{Name: "names, N"},
&cli.UintFlag{Name: "age"},
&cli.Uint64Flag{Name: "bigage"},
}
app.EnableBashCompletion = true
app.HideHelp = false
@ -1190,10 +1244,14 @@ func main() {
fmt.Printf("%#v\n", nc.Duration("howlong"))
fmt.Printf("%#v\n", nc.Float64("hay"))
fmt.Printf("%#v\n", nc.Generic("bloop"))
fmt.Printf("%#v\n", nc.Int64("bonk"))
fmt.Printf("%#v\n", nc.Int64Slice("burnks"))
fmt.Printf("%#v\n", nc.Int("bips"))
fmt.Printf("%#v\n", nc.IntSlice("blups"))
fmt.Printf("%#v\n", nc.String("snurt"))
fmt.Printf("%#v\n", nc.StringSlice("snurkles"))
fmt.Printf("%#v\n", nc.Uint("flub"))
fmt.Printf("%#v\n", nc.Uint64("florb"))
fmt.Printf("%#v\n", nc.FlagNames())
fmt.Printf("%#v\n", nc.IsSet("wat"))

84
context.go
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@ -33,6 +33,30 @@ func (c *Context) Int(name string) int {
return 0
}
// Int64 looks up the value of a local int flag, returns 0 if no int flag exists
func (c *Context) Int64(name string) int64 {
if fs := lookupFlagSet(name, c); fs != nil {
return lookupInt64(name, fs)
}
return 0
}
// Uint looks up the value of a local int flag, returns 0 if no int flag exists
func (c *Context) Uint(name string) uint {
if fs := lookupFlagSet(name, c); fs != nil {
return lookupUint(name, fs)
}
return 0
}
// Uint64 looks up the value of a local int flag, returns 0 if no int flag exists
func (c *Context) Uint64(name string) uint64 {
if fs := lookupFlagSet(name, c); fs != nil {
return lookupUint64(name, fs)
}
return 0
}
// Duration looks up the value of a local time.Duration flag, returns 0 if no
// time.Duration flag exists
func (c *Context) Duration(name string) time.Duration {
@ -51,6 +75,15 @@ func (c *Context) Float64(name string) float64 {
return 0
}
// Int64Slice looks up the value of a local int slice flag, returns nil if no int
// slice flag exists
func (c *Context) Int64Slice(name string) []int64 {
if fs := lookupFlagSet(name, c); fs != nil {
return lookupInt64Slice(name, fs)
}
return nil
}
// Bool looks up the value of a local bool flag, returns false if no bool flag exists
func (c *Context) Bool(name string) bool {
if fs := lookupFlagSet(name, c); fs != nil {
@ -171,7 +204,46 @@ func lookupFlagSet(name string, ctx *Context) *flag.FlagSet {
func lookupInt(name string, set *flag.FlagSet) int {
f := set.Lookup(name)
if f != nil {
val, err := strconv.Atoi(f.Value.String())
val, err := strconv.ParseInt(f.Value.String(), 0, 64)
if err != nil {
return 0
}
return int(val)
}
return 0
}
func lookupInt64(name string, set *flag.FlagSet) int64 {
f := set.Lookup(name)
if f != nil {
val, err := strconv.ParseInt(f.Value.String(), 0, 64)
if err != nil {
return 0
}
return val
}
return 0
}
func lookupUint(name string, set *flag.FlagSet) uint {
f := set.Lookup(name)
if f != nil {
val, err := strconv.ParseUint(f.Value.String(), 0, 64)
if err != nil {
return 0
}
return uint(val)
}
return 0
}
func lookupUint64(name string, set *flag.FlagSet) uint64 {
f := set.Lookup(name)
if f != nil {
val, err := strconv.ParseUint(f.Value.String(), 0, 64)
if err != nil {
return 0
}
@ -235,6 +307,16 @@ func lookupIntSlice(name string, set *flag.FlagSet) []int {
return nil
}
func lookupInt64Slice(name string, set *flag.FlagSet) []int64 {
f := set.Lookup(name)
if f != nil {
return (f.Value.(*Int64Slice)).Value()
}
return nil
}
func lookupGeneric(name string, set *flag.FlagSet) interface{} {
f := set.Lookup(name)
if f != nil {

30
context_test.go
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@ -10,15 +10,24 @@ import (
func TestNewContext(t *testing.T) {
set := flag.NewFlagSet("test", 0)
set.Int("myflag", 12, "doc")
set.Int64("myflagInt64", int64(12), "doc")
set.Uint("myflagUint", uint(93), "doc")
set.Uint64("myflagUint64", uint64(93), "doc")
set.Float64("myflag64", float64(17), "doc")
globalSet := flag.NewFlagSet("test", 0)
globalSet.Int("myflag", 42, "doc")
globalSet.Int64("myflagInt64", int64(42), "doc")
globalSet.Uint("myflagUint", uint(33), "doc")
globalSet.Uint64("myflagUint64", uint64(33), "doc")
globalSet.Float64("myflag64", float64(47), "doc")
globalCtx := NewContext(nil, globalSet, nil)
command := &Command{Name: "mycommand"}
c := NewContext(nil, set, globalCtx)
c.Command = command
expect(t, c.Int("myflag"), 12)
expect(t, c.Int64("myflagInt64"), int64(12))
expect(t, c.Uint("myflagUint"), uint(93))
expect(t, c.Uint64("myflagUint64"), uint64(93))
expect(t, c.Float64("myflag64"), float64(17))
expect(t, c.Command.Name, "mycommand")
}
@ -30,6 +39,27 @@ func TestContext_Int(t *testing.T) {
expect(t, c.Int("myflag"), 12)
}
func TestContext_Int64(t *testing.T) {
set := flag.NewFlagSet("test", 0)
set.Int64("myflagInt64", 12, "doc")
c := NewContext(nil, set, nil)
expect(t, c.Int64("myflagInt64"), int64(12))
}
func TestContext_Uint(t *testing.T) {
set := flag.NewFlagSet("test", 0)
set.Uint("myflagUint", uint(13), "doc")
c := NewContext(nil, set, nil)
expect(t, c.Uint("myflagUint"), uint(13))
}
func TestContext_Uint64(t *testing.T) {
set := flag.NewFlagSet("test", 0)
set.Uint64("myflagUint64", uint64(9), "doc")
c := NewContext(nil, set, nil)
expect(t, c.Uint64("myflagUint64"), uint64(9))
}
func TestContext_Float64(t *testing.T) {
set := flag.NewFlagSet("test", 0)
set.Float64("myflag", float64(17), "doc")

229
flag.go
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@ -253,8 +253,8 @@ func (i *IntSlice) Set(value string) error {
}
// String returns a readable representation of this value (for usage defaults)
func (i *IntSlice) String() string {
return fmt.Sprintf("%v", i.slice)
func (f *IntSlice) String() string {
return fmt.Sprintf("%#v", f.slice)
}
// Serialized allows IntSlice to fulfill Serializeder
@ -317,6 +317,77 @@ func (f *IntSliceFlag) Names() []string {
return flagNames(f)
}
// Int64Slice is an opaque type for []int to satisfy flag.Value
type Int64Slice []int64
// Set parses the value into an integer and appends it to the list of values
func (f *Int64Slice) Set(value string) error {
tmp, err := strconv.ParseInt(value, 10, 64)
if err != nil {
return err
}
*f = append(*f, tmp)
return nil
}
// String returns a readable representation of this value (for usage defaults)
func (f *Int64Slice) String() string {
return fmt.Sprintf("%#v", *f)
}
// Value returns the slice of ints set by this flag
func (f *Int64Slice) Value() []int64 {
return *f
}
// Int64SliceFlag is an int flag that can be specified multiple times on the
// command-line
type Int64SliceFlag struct {
Name string
Value *Int64Slice
Usage string
EnvVar string
Hidden bool
}
// String returns the usage
func (f Int64SliceFlag) String() string {
return FlagStringer(f)
}
// Apply populates the flag given the flag set and environment
func (f Int64SliceFlag) Apply(set *flag.FlagSet) {
if f.EnvVar != "" {
for _, envVar := range strings.Split(f.EnvVar, ",") {
envVar = strings.TrimSpace(envVar)
if envVal := os.Getenv(envVar); envVal != "" {
newVal := &Int64Slice{}
for _, s := range strings.Split(envVal, ",") {
s = strings.TrimSpace(s)
err := newVal.Set(s)
if err != nil {
fmt.Fprintf(ErrWriter, err.Error())
}
}
f.Value = newVal
break
}
}
}
eachName(f.Name, func(name string) {
if f.Value == nil {
f.Value = &Int64Slice{}
}
set.Var(f.Value, name, f.Usage)
})
}
// GetName returns the name of the flag.
func (f Int64SliceFlag) GetName() string {
return f.Name
}
// BoolFlag is a switch that defaults to false
type BoolFlag struct {
Name string
@ -403,7 +474,6 @@ func (f *StringFlag) Names() []string {
}
// IntFlag is a flag that takes an integer
// Errors if the value provided cannot be parsed
type IntFlag struct {
Name string
Aliases []string
@ -447,6 +517,138 @@ func (f *IntFlag) Names() []string {
return flagNames(f)
}
// Int64Flag is a flag that takes a 64-bit integer
type Int64Flag struct {
Name string
Value int64
Usage string
EnvVar string
Destination *int64
Hidden bool
}
// String returns the usage
func (f Int64Flag) String() string {
return FlagStringer(f)
}
// Apply populates the flag given the flag set and environment
func (f Int64Flag) Apply(set *flag.FlagSet) {
if f.EnvVar != "" {
for _, envVar := range strings.Split(f.EnvVar, ",") {
envVar = strings.TrimSpace(envVar)
if envVal := os.Getenv(envVar); envVal != "" {
envValInt, err := strconv.ParseInt(envVal, 0, 64)
if err == nil {
f.Value = envValInt
break
}
}
}
}
eachName(f.Name, func(name string) {
if f.Destination != nil {
set.Int64Var(f.Destination, name, f.Value, f.Usage)
return
}
set.Int64(name, f.Value, f.Usage)
})
}
// GetName returns the name of the flag.
func (f Int64Flag) GetName() string {
return f.Name
}
// UintFlag is a flag that takes an unsigned integer
type UintFlag struct {
Name string
Value uint
Usage string
EnvVar string
Destination *uint
Hidden bool
}
// String returns the usage
func (f UintFlag) String() string {
return FlagStringer(f)
}
// Apply populates the flag given the flag set and environment
func (f UintFlag) Apply(set *flag.FlagSet) {
if f.EnvVar != "" {
for _, envVar := range strings.Split(f.EnvVar, ",") {
envVar = strings.TrimSpace(envVar)
if envVal := os.Getenv(envVar); envVal != "" {
envValInt, err := strconv.ParseUint(envVal, 0, 64)
if err == nil {
f.Value = uint(envValInt)
break
}
}
}
}
eachName(f.Name, func(name string) {
if f.Destination != nil {
set.UintVar(f.Destination, name, f.Value, f.Usage)
return
}
set.Uint(name, f.Value, f.Usage)
})
}
// GetName returns the name of the flag.
func (f UintFlag) GetName() string {
return f.Name
}
// Uint64Flag is a flag that takes an unsigned 64-bit integer
type Uint64Flag struct {
Name string
Value uint64
Usage string
EnvVar string
Destination *uint64
Hidden bool
}
// String returns the usage
func (f Uint64Flag) String() string {
return FlagStringer(f)
}
// Apply populates the flag given the flag set and environment
func (f Uint64Flag) Apply(set *flag.FlagSet) {
if f.EnvVar != "" {
for _, envVar := range strings.Split(f.EnvVar, ",") {
envVar = strings.TrimSpace(envVar)
if envVal := os.Getenv(envVar); envVal != "" {
envValInt, err := strconv.ParseUint(envVal, 0, 64)
if err == nil {
f.Value = uint64(envValInt)
break
}
}
}
}
eachName(f.Name, func(name string) {
if f.Destination != nil {
set.Uint64Var(f.Destination, name, f.Value, f.Usage)
return
}
set.Uint64(name, f.Value, f.Usage)
})
}
// GetName returns the name of the flag.
func (f Uint64Flag) GetName() string {
return f.Name
}
// DurationFlag is a flag that takes a duration specified in Go's duration
// format: https://golang.org/pkg/time/#ParseDuration
type DurationFlag struct {
@ -493,7 +695,6 @@ func (f *DurationFlag) Names() []string {
}
// Float64Flag is a flag that takes an float value
// Errors if the value provided cannot be parsed
type Float64Flag struct {
Name string
Aliases []string
@ -659,9 +860,14 @@ func stringifyFlag(f Flag) string {
switch f.(type) {
case *IntSliceFlag:
return withEnvHint(flagStringSliceField(f, "EnvVars"), stringifyIntSliceFlag(f.(*IntSliceFlag)))
return withEnvHint(fv.FieldByName("EnvVar").String(),
stringifyIntSliceFlag(f.(*IntSliceFlag)))
case *Int64SliceFlag:
return withEnvHint(fv.FieldByName("EnvVar").String(),
stringifyInt64SliceFlag(f.(*Int64SliceFlag)))
case *StringSliceFlag:
return withEnvHint(flagStringSliceField(f, "EnvVars"), stringifyStringSliceFlag(f.(*StringSliceFlag)))
return withEnvHint(fv.FieldByName("EnvVar").String(),
stringifyStringSliceFlag(f.(*StringSliceFlag)))
}
placeholder, usage := unquoteUsage(fv.FieldByName("Usage").String())
@ -704,6 +910,17 @@ func stringifyIntSliceFlag(f *IntSliceFlag) string {
return stringifySliceFlag(f.Usage, append([]string{f.Name}, f.Aliases...), defaultVals)
}
func stringifyInt64SliceFlag(f Int64SliceFlag) string {
defaultVals := []string{}
if f.Value != nil && len(f.Value.Value()) > 0 {
for _, i := range f.Value.Value() {
defaultVals = append(defaultVals, fmt.Sprintf("%d", i))
}
}
return stringifySliceFlag(f.Usage, f.Name, defaultVals)
}
func stringifyStringSliceFlag(f *StringSliceFlag) string {
defaultVals := []string{}
if f.Value != nil && len(f.Value.Value()) > 0 {

208
flag_test.go
View File

@ -192,6 +192,114 @@ func TestIntFlagApply_SetsAllNames(t *testing.T) {
expect(t, v, 5)
}
var int64FlagTests = []struct {
name string
expected string
}{
{"hats", "--hats value\t(default: 8589934592)"},
{"H", "-H value\t(default: 8589934592)"},
}
func TestInt64FlagHelpOutput(t *testing.T) {
for _, test := range int64FlagTests {
flag := Int64Flag{Name: test.name, Value: 8589934592}
output := flag.String()
if output != test.expected {
t.Errorf("%s does not match %s", output, test.expected)
}
}
}
func TestInt64FlagWithEnvVarHelpOutput(t *testing.T) {
os.Clearenv()
os.Setenv("APP_BAR", "2")
for _, test := range int64FlagTests {
flag := IntFlag{Name: test.name, EnvVar: "APP_BAR"}
output := flag.String()
expectedSuffix := " [$APP_BAR]"
if runtime.GOOS == "windows" {
expectedSuffix = " [%APP_BAR%]"
}
if !strings.HasSuffix(output, expectedSuffix) {
t.Errorf("%s does not end with"+expectedSuffix, output)
}
}
}
var uintFlagTests = []struct {
name string
expected string
}{
{"nerfs", "--nerfs value\t(default: 41)"},
{"N", "-N value\t(default: 41)"},
}
func TestUintFlagHelpOutput(t *testing.T) {
for _, test := range uintFlagTests {
flag := UintFlag{Name: test.name, Value: 41}
output := flag.String()
if output != test.expected {
t.Errorf("%s does not match %s", output, test.expected)
}
}
}
func TestUintFlagWithEnvVarHelpOutput(t *testing.T) {
os.Clearenv()
os.Setenv("APP_BAR", "2")
for _, test := range uintFlagTests {
flag := UintFlag{Name: test.name, EnvVar: "APP_BAR"}
output := flag.String()
expectedSuffix := " [$APP_BAR]"
if runtime.GOOS == "windows" {
expectedSuffix = " [%APP_BAR%]"
}
if !strings.HasSuffix(output, expectedSuffix) {
t.Errorf("%s does not end with"+expectedSuffix, output)
}
}
}
var uint64FlagTests = []struct {
name string
expected string
}{
{"gerfs", "--gerfs value\t(default: 8589934582)"},
{"G", "-G value\t(default: 8589934582)"},
}
func TestUint64FlagHelpOutput(t *testing.T) {
for _, test := range uint64FlagTests {
flag := Uint64Flag{Name: test.name, Value: 8589934582}
output := flag.String()
if output != test.expected {
t.Errorf("%s does not match %s", output, test.expected)
}
}
}
func TestUint64FlagWithEnvVarHelpOutput(t *testing.T) {
os.Clearenv()
os.Setenv("APP_BAR", "2")
for _, test := range uint64FlagTests {
flag := UintFlag{Name: test.name, EnvVar: "APP_BAR"}
output := flag.String()
expectedSuffix := " [$APP_BAR]"
if runtime.GOOS == "windows" {
expectedSuffix = " [%APP_BAR%]"
}
if !strings.HasSuffix(output, expectedSuffix) {
t.Errorf("%s does not end with"+expectedSuffix, output)
}
}
}
var durationFlagTests = []struct {
name string
expected string
@ -287,6 +395,49 @@ func TestIntSliceFlagApply_SetsAllNames(t *testing.T) {
expect(t, err, nil)
}
var int64SliceFlagTests = []struct {
name string
value *Int64Slice
expected string
}{
{"heads", &Int64Slice{}, "--heads value\t"},
{"H", &Int64Slice{}, "-H value\t"},
{"H, heads", func() *Int64Slice {
i := &Int64Slice{}
i.Set("2")
i.Set("17179869184")
return i
}(), "-H value, --heads value\t(default: 2, 17179869184)"},
}
func TestInt64SliceFlagHelpOutput(t *testing.T) {
for _, test := range int64SliceFlagTests {
flag := Int64SliceFlag{Name: test.name, Value: test.value}
output := flag.String()
if output != test.expected {
t.Errorf("%q does not match %q", output, test.expected)
}
}
}
func TestInt64SliceFlagWithEnvVarHelpOutput(t *testing.T) {
os.Clearenv()
os.Setenv("APP_SMURF", "42,17179869184")
for _, test := range int64SliceFlagTests {
flag := Int64SliceFlag{Name: test.name, Value: test.value, EnvVar: "APP_SMURF"}
output := flag.String()
expectedSuffix := " [$APP_SMURF]"
if runtime.GOOS == "windows" {
expectedSuffix = " [%APP_SMURF%]"
}
if !strings.HasSuffix(output, expectedSuffix) {
t.Errorf("%q does not end with"+expectedSuffix, output)
}
}
}
var float64FlagTests = []struct {
name string
expected string
@ -775,6 +926,63 @@ func TestParseMultiIntSliceFromEnvCascade(t *testing.T) {
}).Run([]string{"run"})
}
func TestParseMultiInt64Slice(t *testing.T) {
(&App{
Flags: []Flag{
Int64SliceFlag{Name: "serve, s", Value: &Int64Slice{}},
},
Action: func(ctx *Context) error {
if !reflect.DeepEqual(ctx.Int64Slice("serve"), []int64{10, 17179869184}) {
t.Errorf("main name not set")
}
if !reflect.DeepEqual(ctx.Int64Slice("s"), []int64{10, 17179869184}) {
t.Errorf("short name not set")
}
return nil
},
}).Run([]string{"run", "-s", "10", "-s", "17179869184"})
}
func TestParseMultiInt64SliceFromEnv(t *testing.T) {
os.Clearenv()
os.Setenv("APP_INTERVALS", "20,30,17179869184")
(&App{
Flags: []Flag{
Int64SliceFlag{Name: "intervals, i", Value: &Int64Slice{}, EnvVar: "APP_INTERVALS"},
},
Action: func(ctx *Context) error {
if !reflect.DeepEqual(ctx.Int64Slice("intervals"), []int64{20, 30, 17179869184}) {
t.Errorf("main name not set from env")
}
if !reflect.DeepEqual(ctx.Int64Slice("i"), []int64{20, 30, 17179869184}) {
t.Errorf("short name not set from env")
}
return nil
},
}).Run([]string{"run"})
}
func TestParseMultiInt64SliceFromEnvCascade(t *testing.T) {
os.Clearenv()
os.Setenv("APP_INTERVALS", "20,30,17179869184")
(&App{
Flags: []Flag{
Int64SliceFlag{Name: "intervals, i", Value: &Int64Slice{}, EnvVar: "COMPAT_INTERVALS,APP_INTERVALS"},
},
Action: func(ctx *Context) error {
if !reflect.DeepEqual(ctx.Int64Slice("intervals"), []int64{20, 30, 17179869184}) {
t.Errorf("main name not set from env")
}
if !reflect.DeepEqual(ctx.Int64Slice("i"), []int64{20, 30, 17179869184}) {
t.Errorf("short name not set from env")
}
return nil
},
}).Run([]string{"run"})
}
func TestParseMultiFloat64(t *testing.T) {
a := App{
Flags: []Flag{

6
runtests
View File

@ -92,6 +92,12 @@ def _migrations():
shutil.rmtree(tmpdir, ignore_errors=True)
@_target
def _toc():
_run(['node_modules/.bin/markdown-toc', '-i', 'README.md'])
_run(['git', 'diff', '--quiet'])
def _run(command):
print('runtests: {}'.format(' '.join(command)), file=sys.stderr)
check_call(command)