Платформа ЦРНП "Мирокод" для разработки проектов
https://git.mirocod.ru
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57 lines
733 B
57 lines
733 B
package match |
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import ( |
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"fmt" |
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"unicode/utf8" |
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) |
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type Min struct { |
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Limit int |
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} |
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func NewMin(l int) Min { |
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return Min{l} |
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} |
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func (self Min) Match(s string) bool { |
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var l int |
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for range s { |
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l += 1 |
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if l >= self.Limit { |
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return true |
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} |
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} |
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return false |
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} |
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func (self Min) Index(s string) (int, []int) { |
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var count int |
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c := len(s) - self.Limit + 1 |
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if c <= 0 { |
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return -1, nil |
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} |
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segments := acquireSegments(c) |
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for i, r := range s { |
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count++ |
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if count >= self.Limit { |
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segments = append(segments, i+utf8.RuneLen(r)) |
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} |
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} |
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if len(segments) == 0 { |
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return -1, nil |
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} |
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return 0, segments |
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} |
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func (self Min) Len() int { |
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return lenNo |
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} |
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func (self Min) String() string { |
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return fmt.Sprintf("<min:%d>", self.Limit) |
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}
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