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41 lines
824 B
Go
41 lines
824 B
Go
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package language
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import (
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"fmt"
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)
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// Plural represents a language pluralization form as defined here:
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// http://cldr.unicode.org/index/cldr-spec/plural-rules
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type Plural string
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// All defined plural categories.
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const (
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Invalid Plural = "invalid"
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Zero = "zero"
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One = "one"
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Two = "two"
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Few = "few"
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Many = "many"
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Other = "other"
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)
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// NewPlural returns src as a Plural
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// or Invalid and a non-nil error if src is not a valid Plural.
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func NewPlural(src string) (Plural, error) {
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switch src {
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case "zero":
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return Zero, nil
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case "one":
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return One, nil
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case "two":
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return Two, nil
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case "few":
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return Few, nil
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case "many":
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return Many, nil
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case "other":
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return Other, nil
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}
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return Invalid, fmt.Errorf("invalid plural category %s", src)
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}
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