env for hooks

internal/metadata/extractor_added.go

@@ -0,0 +1,22 @@
+package metadata
+
+import (
+	"regexp"
+	"strings"
+)
+
+type addedExtractor struct {
+	re *regexp.Regexp
+}
+
+func (e addedExtractor) Matches(line string) bool {
+	return e.re.MatchString(line)
+}
+func (e addedExtractor) Extract(metadata *BackupLogMetadata, line string) {
+	// Sample line: "Added to the repo: 0 B"
+	metadata.AddedSize = strings.TrimSpace(e.re.ReplaceAllString(line, ""))
+}
+
+func NewAddedExtractor() MetadatExtractor {
+	return addedExtractor{regexp.MustCompile(`(?i)^Added to the repo:`)}
+}