Платформа ЦРНП "Мирокод" для разработки проектов
https://git.mirocod.ru
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58 lines
943 B
58 lines
943 B
package match |
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import ( |
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"fmt" |
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"strings" |
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) |
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type Contains struct { |
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Needle string |
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Not bool |
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} |
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func NewContains(needle string, not bool) Contains { |
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return Contains{needle, not} |
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} |
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func (self Contains) Match(s string) bool { |
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return strings.Contains(s, self.Needle) != self.Not |
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} |
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func (self Contains) Index(s string) (int, []int) { |
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var offset int |
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idx := strings.Index(s, self.Needle) |
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if !self.Not { |
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if idx == -1 { |
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return -1, nil |
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} |
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offset = idx + len(self.Needle) |
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if len(s) <= offset { |
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return 0, []int{offset} |
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} |
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s = s[offset:] |
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} else if idx != -1 { |
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s = s[:idx] |
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} |
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segments := acquireSegments(len(s) + 1) |
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for i := range s { |
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segments = append(segments, offset+i) |
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} |
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return 0, append(segments, offset+len(s)) |
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} |
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func (self Contains) Len() int { |
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return lenNo |
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} |
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func (self Contains) String() string { |
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var not string |
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if self.Not { |
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not = "!" |
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} |
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return fmt.Sprintf("<contains:%s[%s]>", not, self.Needle) |
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}
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