SerhiiCho /
timeago
| Total Lines | 50 |
| Duplicated Lines | 0 % |
| Changes | 0 | ||
| 1 | package timeago |
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| 2 | |||
| 3 | import ( |
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| 4 | "errors" |
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| 5 | "strings" |
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| 6 | ) |
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| 7 | |||
| 8 | type rule struct { |
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| 9 | Zero bool |
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| 10 | One bool |
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| 11 | Two bool |
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| 12 | Few bool |
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| 13 | Many bool |
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| 14 | } |
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| 15 | |||
| 16 | var grammarRules = func(num int) map[string]*rule { |
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| 17 | lastDigit := num % 10 |
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| 18 | |||
| 19 | return map[string]*rule{ |
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| 20 | "en,nl,de": { |
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| 21 | Zero: num == 0, |
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| 22 | One: num == 1, |
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| 23 | Two: num == 2, |
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| 24 | Few: num > 1, |
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| 25 | Many: num > 1, |
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| 26 | }, |
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| 27 | "ru,uk": { |
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| 28 | Zero: num == 0, |
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| 29 | One: num == 1 || (num > 20 && lastDigit == 1), |
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| 30 | Two: num == 2, |
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| 31 | Few: lastDigit == 2 || lastDigit == 3 || lastDigit == 4, |
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| 32 | Many: (num >= 5 && num <= 20) || lastDigit == 0 || (lastDigit >= 5 && lastDigit <= 9), |
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| 33 | }, |
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| 34 | } |
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| 35 | } |
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| 36 | |||
| 37 | func identifyGrammarRules(num int, lang string) (*rule, error) { |
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| 38 | rules := grammarRules(num) |
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| 39 | |||
| 40 | if v, ok := rules[lang]; ok { |
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| 41 | return v, nil |
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| 42 | } |
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| 43 | |||
| 44 | for langs, v := range rules { |
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| 45 | if strings.Contains(langs, lang) { |
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| 46 | return v, nil |
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| 47 | } |
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| 48 | } |
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| 49 | |||
| 50 | return nil, errors.New("[Timeago]: Language '" + lang + "' not found") |
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| 51 | } |
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| 52 |
