| // +build !windows |
| // +build !appengine |
| |
| package colorable |
| |
| import ( |
| "io" |
| "os" |
| |
| _ "github.com/mattn/go-isatty" |
| ) |
| |
| // NewColorable returns new instance of Writer which handles escape sequence. |
| func NewColorable(file *os.File) io.Writer { |
| if file == nil { |
| panic("nil passed instead of *os.File to NewColorable()") |
| } |
| |
| return file |
| } |
| |
| // NewColorableStdout returns new instance of Writer which handles escape sequence for stdout. |
| func NewColorableStdout() io.Writer { |
| return os.Stdout |
| } |
| |
| // NewColorableStderr returns new instance of Writer which handles escape sequence for stderr. |
| func NewColorableStderr() io.Writer { |
| return os.Stderr |
| } |
| |
| // EnableColorsStdout enable colors if possible. |
| func EnableColorsStdout(enabled *bool) func() { |
| if enabled != nil { |
| *enabled = true |
| } |
| return func() {} |
| } |