Allow people to be ignored by nick

handlers/ignore/ignore.go

@@ -0,0 +1,34 @@
+package ignore
+
+import (
+	"context"
+	"fmt"
+	"regexp"
+
+	"github.com/tcolgate/hugot"
+)
+
+type HearsIgnore struct {
+	hugot.HearsHandler
+
+	Ignore []*regexp.Regexp
+}
+
+func NewHears(next hugot.HearsHandler, who ...string) hugot.HearsHandler {
+	var ignoreCompiled []*regexp.Regexp
+	for _, str := range who {
+		ignoreCompiled = append(ignoreCompiled, regexp.MustCompile(str))
+	}
+
+	return &HearsIgnore{HearsHandler: next, Ignore: ignoreCompiled}
+}
+
+func (i *HearsIgnore) Heard(ctx context.Context, w hugot.ResponseWriter, m *hugot.Message, matches [][]string) {
+	for _, re := range i.Ignore {
+		if re.MatchString(m.From) {
+			return
+		}
+	}
+
+	i.HearsHandler.Heard(ctx, w, m, matches)
+}