mirror of
https://git.sr.ht/~rjarry/aerc
synced 2025-06-30 19:00:21 +02:00
0ca8087ec9
Since go 1.18, interface{} can be replaced with any.
Signed-off-by: Robin Jarry <robin@jarry.cc>
Reviewed-by: Karel Balej <balejk@matfyz.cz>
30 lines
603 B
Go
30 lines
603 B
Go
package parse
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import (
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"regexp"
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"sync"
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"git.sr.ht/~rjarry/aerc/lib/log"
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)
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var reCache sync.Map
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// Check if a string matches the specified regular expression.
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// The regexp is compiled only once and stored in a cache for future use.
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func MatchCache(s, expr string) bool {
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var re any
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var found bool
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if re, found = reCache.Load(expr); !found {
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var err error
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re, err = regexp.Compile(expr)
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if err != nil {
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log.Errorf("`%s` invalid regexp: %s", expr, err)
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}
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reCache.Store(expr, re)
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}
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if re, ok := re.(*regexp.Regexp); ok && re != nil {
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return re.MatchString(s)
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}
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return false
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}
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