feat: Add support for rendering .ipynb Jupyter/IPython notebooks (#491)

internal/git/commands.go

@@ -202,6 +202,11 @@ func CatFileBatch(user string, gist string, revision string, truncate bool) ([]*
 			return nil, err
 		}
 
+		// Don't truncate Jupyter notebooks
+		if strings.HasSuffix(file.Name, ".ipynb") {
+			truncate = false
+		}
+
 		sizeToRead := size
 		if truncate && sizeToRead > truncateLimit {
 			sizeToRead = truncateLimit

internal/web/server/renderer.go

@@ -58,6 +58,9 @@ func (s *Server) setFuncMap() {
 		"isMarkdown": func(i string) bool {
 			return strings.ToLower(filepath.Ext(i)) == ".md"
 		},
+		"isJupyter": func(i string) bool {
+			return strings.ToLower(filepath.Ext(i)) == ".ipynb"
+		},
 		"httpStatusText": http.StatusText,
 		"loadedTime": func(startTime time.Time) string {
 			return fmt.Sprint(time.Since(startTime).Nanoseconds()/1e6) + "ms"