Index: src/lib/repository.h
===================================================================
--- src/lib/repository.h
+++ src/lib/repository.h
@@ -164,6 +164,15 @@
      */
     Definition definitionForFileName(const QString &fileName) const;
 
+    /**
+     * Returns all Definition%s for the file named @p fileName.
+     * The match is performed based on the \e extensions and @e mimetype of
+     * the definition files.
+     *
+     * @since 5.56
+     */
+    QVector<Definition> definitionsForFileName(const QString &fileName) const;
+
     /**
      * Returns the best matching Definition to the type named @p mimeType
      *
@@ -174,6 +183,13 @@
      */
     Definition definitionForMimeType(const QString &mimeType) const;
 
+    /**
+     * Returns all Definition%s to the type named @p mimeType
+     *
+     * @since 5.56
+     */
+    QVector<Definition> definitionsForMimeType(const QString &mimeType) const;
+
     /**
      * Returns all available Definition%s.
      * Definition%ss are ordered by translated section and translated names,
Index: src/lib/repository.cpp
===================================================================
--- src/lib/repository.cpp
+++ src/lib/repository.cpp
@@ -78,7 +78,7 @@
     return d->m_defs.value(defName);
 }
 
-static Definition bestCandidate(QVector<Definition>& candidates)
+static Definition bestCandidate(QVector<Definition> &&candidates)
 {
     if (candidates.isEmpty())
         return Definition();
@@ -91,6 +91,11 @@
 }
 
 Definition Repository::definitionForFileName(const QString& fileName) const
+{
+    return bestCandidate(definitionsForFileName(fileName));
+}
+
+QVector<Definition> Repository::definitionsForFileName(const QString &fileName) const
 {
     QFileInfo fi(fileName);
     const auto name = fi.fileName();
@@ -106,10 +111,15 @@
         }
     }
 
-    return bestCandidate(candidates);
+    return candidates;
 }
 
 Definition Repository::definitionForMimeType(const QString& mimeType) const
+{
+    return bestCandidate(definitionsForMimeType(mimeType));
+}
+
+QVector<Definition> Repository::definitionsForMimeType(const QString &mimeType) const
 {
     QVector<Definition> candidates;
     for (auto it = d->m_defs.constBegin(); it != d->m_defs.constEnd(); ++it) {
@@ -121,8 +131,7 @@
             }
         }
     }
-
-    return bestCandidate(candidates);
+    return candidates;
 }
 
 QVector<Definition> Repository::definitions() const