Exclude generated files from language statistics (#11653)

* Update go-enry to v2.5.2

2 files changed, 10 insertions, 14 deletions

diff --git a/modules/analyze/code_langauge.go b/modules/analyze/code_langauge.go
index 3bd2d512f9..baec2cebc5 100644
--- a/modules/analyze/code_langauge.go
+++ b/modules/analyze/code_langauge.go
@@ -10,8 +10,8 @@ import (
 	"github.com/go-enry/go-enry/v2"
 )
 
-// GetCodeLanguageWithCallback detects code language based on file name and content using callback
-func GetCodeLanguageWithCallback(filename string, contentFunc func() ([]byte, error)) string {
+// GetCodeLanguage detects code language based on file name and content
+func GetCodeLanguage(filename string, content []byte) string {
 	if language, ok := enry.GetLanguageByExtension(filename); ok {
 		return language
 	}
@@ -20,17 +20,9 @@ func GetCodeLanguageWithCallback(filename string, contentFunc func() ([]byte, er
 		return language
 	}
 
-	content, err := contentFunc()
-	if err != nil {
+	if len(content) == 0 {
 		return enry.OtherLanguage
 	}
 
 	return enry.GetLanguage(filepath.Base(filename), content)
 }
-
-// GetCodeLanguage detects code language based on file name and content
-func GetCodeLanguage(filename string, content []byte) string {
-	return GetCodeLanguageWithCallback(filename, func() ([]byte, error) {
-		return content, nil
-	})
-}
diff --git a/modules/git/repo_language_stats.go b/modules/git/repo_language_stats.go
index ba58bcc2da..8ff8fa20c1 100644
--- a/modules/git/repo_language_stats.go
+++ b/modules/git/repo_language_stats.go
@@ -50,11 +50,15 @@ func (repo *Repository) GetLanguageStats(commitID string) (map[string]float32, e
 			return nil
 		}
 
+		// If content can not be read just do detection by filename
+		content, _ := readFile(f, fileSizeLimit)
+		if enry.IsGenerated(f.Name, content) {
+			return nil
+		}
+
 		// TODO: Use .gitattributes file for linguist overrides
 
-		language := analyze.GetCodeLanguageWithCallback(f.Name, func() ([]byte, error) {
-			return readFile(f, fileSizeLimit)
-		})
+		language := analyze.GetCodeLanguage(f.Name, content)
 		if language == enry.OtherLanguage || language == "" {
 			return nil
 		}