63 lines
1.5 KiB
V
63 lines
1.5 KiB
V
// file_matcher.v
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module file_matcher
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// 匹配模式枚举
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pub enum MatchMode {
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exact // 精确匹配
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wildcard // 通配符匹配 (* 和 _)
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like // 模糊匹配，忽略大小写
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}
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// 通配符匹配函数
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fn wildcard_match(pattern string, name string) bool {
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mut i := 0
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mut j := 0
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mut star_idx := -1
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mut match_idx := -1
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for i < name.len {
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if j < pattern.len && (pattern[j] == name[i] || pattern[j] == `_`) {
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i++
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j++
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} else if j < pattern.len && pattern[j] == `*` {
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star_idx = j
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match_idx = i
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j++
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} else if star_idx != -1 {
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j = star_idx + 1
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match_idx++
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i = match_idx
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} else {
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return false
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}
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}
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// 处理模式末尾的 *
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for j < pattern.len && pattern[j] == `*` {
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j++
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}
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return j == pattern.len
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}
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// 主匹配函数
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pub fn match_file(pattern string, filename string, mode MatchMode) bool {
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match mode {
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.exact {
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return filename == pattern
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}
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.wildcard {
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return wildcard_match(pattern, filename)
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}
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.like {
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// 移除%符号，进行模糊匹配
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clean_pattern := pattern.replace('%', '')
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return filename.to_lower().contains(clean_pattern.to_lower())
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}
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}
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}
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// 检查是否为通配符模式
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pub fn is_wildcard_pattern(pattern string) bool {
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return pattern.contains('*') || pattern.contains('_')
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} |