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510b6070c9
We've had to tell people how to do this, so we should have a name for it that doesn't refer to a defunct company.
21 lines
472 B
Go
21 lines
472 B
Go
package util
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import "os"
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// Getenv retrieves the value of the environment variable named by the key.
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// If that variable is not present, it iterates over the given aliases until
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// it finds one that is. If none are present, the empty string is returned.
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func Getenv(key string, aliases ...string) string {
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val := os.Getenv(key)
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if val != "" {
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return val
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}
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for _, alias := range aliases {
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val = os.Getenv(alias)
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if val != "" {
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return val
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}
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}
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return ""
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}
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