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25 lines
555 B
Go
25 lines
555 B
Go
package config
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import (
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"errors"
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"github.com/spf13/viper"
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)
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// KeyToNum returns the number on the user's keyboard they pressed,
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// using the rune returned when when they press Shift+Num.
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// The error is not nil if the provided key is invalid.
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func KeyToNum(key rune) (int, error) {
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runes := []rune(viper.GetString("keybindings.shift_numbers"))
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for i := range runes {
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if key == runes[i] {
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if i == len(runes)-1 {
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// Last key is 0, not 10
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return 0, nil
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}
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return i + 1, nil
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}
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}
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return -1, errors.New("provided key is invalid")
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}
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