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36 lines
833 B
Go
36 lines
833 B
Go
package term
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import (
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"os"
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"strings"
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"github.com/mattn/go-isatty"
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)
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// Terminal offers utilities to interact with the terminal.
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type Terminal struct {
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NoInput bool
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}
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func New() *Terminal {
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return &Terminal{}
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}
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// IsInteractive returns whether the app is attached to an interactive terminal
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// and can prompt the user.
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func (t *Terminal) IsInteractive() bool {
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return !t.NoInput && t.IsTTY()
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}
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// IsTTY returns whether the app is attached to an interactive terminal.
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func (t *Terminal) IsTTY() bool {
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return isatty.IsTerminal(os.Stdin.Fd())
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}
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// SupportsUTF8 returns whether the computer is configured to support UTF-8.
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func (t *Terminal) SupportsUTF8() bool {
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lang := strings.ToUpper(os.Getenv("LANG"))
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lc := strings.ToUpper(os.Getenv("LC_ALL"))
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return strings.Contains(lang, "UTF") || strings.Contains(lc, "UTF")
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}
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