Rules-based browser launcher for TUI + GNOME.
switchyard.aly.codes
tui
gome
bowser
go
add regex cache
Aly Raffauf
(Jan 24, 2026, 12:14 AM EST)
3bba86b9
0995efb1
+19
-7
+19
-7
src/pattern.go
+19
-7
src/pattern.go
···
7
7
"strings"
8
8
)
9
9
10
+
var regexCache = make(map[string]*regexp.Regexp)
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+
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+
func getCompiledRegex(pattern string) (*regexp.Regexp, bool) {
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+
if re, ok := regexCache[pattern]; ok {
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+
return re, true
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+
}
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+
re, err := regexp.Compile(pattern)
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+
if err != nil {
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+
return nil, false
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+
}
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+
regexCache[pattern] = re
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+
return re, true
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+
}
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+
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24
func matchesPattern(url, pattern, patternType string) bool {
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switch patternType {
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case "domain":
···
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29
case "keyword":
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return strings.Contains(strings.ToLower(url), strings.ToLower(pattern))
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case "regex":
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-
re, err := regexp.Compile(pattern)
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-
if err != nil {
32
+
re, ok := getCompiledRegex(pattern)
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+
if !ok {
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return false
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}
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return re.MatchString(url)
···
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domain := extractDomain(url)
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// Convert glob to regex: escape dots, convert * to .*
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-
pattern = strings.ReplaceAll(pattern, ".", "\\.")
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-
pattern = strings.ReplaceAll(pattern, "*", ".*")
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-
pattern = "^" + pattern + "$"
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+
regexPattern := "^" + strings.ReplaceAll(strings.ReplaceAll(pattern, ".", "\\."), "*", ".*") + "$"
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50
39
-
re, err := regexp.Compile(pattern)
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-
if err != nil {
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+
re, ok := getCompiledRegex(regexPattern)
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+
if !ok {
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return false
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}
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55