Switch to go mod

vendor/github.com/vbatts/go-mtree/check.go

@@ -0,0 +1,30 @@
+package mtree
+
+// Check a root directory path against the DirectoryHierarchy, regarding only
+// the available keywords from the list and each entry in the hierarchy.
+// If keywords is nil, the check all present in the DirectoryHierarchy
+//
+// This is equivalent to creating a new DirectoryHierarchy with Walk(root, nil,
+// keywords, fs) and then doing a Compare(dh, newDh, keywords).
+func Check(root string, dh *DirectoryHierarchy, keywords []Keyword, fs FsEval) ([]InodeDelta, error) {
+	if keywords == nil {
+		keywords = dh.UsedKeywords()
+	}
+
+	newDh, err := Walk(root, nil, keywords, fs)
+	if err != nil {
+		return nil, err
+	}
+
+	return Compare(dh, newDh, keywords)
+}
+
+// TarCheck is the tar equivalent of checking a file hierarchy spec against a
+// tar stream to determine if files have been changed. This is precisely
+// equivalent to Compare(dh, tarDH, keywords).
+func TarCheck(tarDH, dh *DirectoryHierarchy, keywords []Keyword) ([]InodeDelta, error) {
+	if keywords == nil {
+		return Compare(dh, tarDH, dh.UsedKeywords())
+	}
+	return Compare(dh, tarDH, keywords)
+}