1 files changed, 43 insertions, 0 deletions
diff --git a/events/wildcard.go b/events/wildcard.go
new file mode 100644
index 00000000..b4c28ae1
--- /dev/null
+++ b/events/wildcard.go
@@ -0,0 +1,43 @@
+package events
+
+import (
+	"strings"
+
+	"github.com/spiral/errors"
+)
+
+type wildcard struct {
+	prefix string
+	suffix string
+}
+
+func newWildcard(pattern string) (*wildcard, error) {
+	// Normalize
+	origin := strings.ToLower(pattern)
+	i := strings.IndexByte(origin, '*')
+
+	/*
+		http.*
+		*
+		*.WorkerError
+	*/
+	if i == -1 {
+		dotI := strings.IndexByte(pattern, '.')
+
+		if dotI == -1 {
+			// http.SuperEvent
+			return nil, errors.Str("wrong wildcard, no * or . Usage: http.Event or *.Event or http.*")
+		}
+
+		return &wildcard{origin[0:dotI], origin[dotI+1:]}, nil
+	}
+
+	// pref: http.
+	// suff: *
+	return &wildcard{origin[0:i], origin[i+1:]}, nil
+}
+
+func (w wildcard) match(s string) bool {
+	s = strings.ToLower(s)
+	return len(s) >= len(w.prefix)+len(w.suffix) && strings.HasPrefix(s, w.prefix) && strings.HasSuffix(s, w.suffix)
+}