From 4e3ab4d39915979592c23318bbdb9b5c43b7b9ea Mon Sep 17 00:00:00 2001
From: shik Chen <shik.chen@gmail.com>
Date: Tue, 11 Sep 2018 14:47:49 +0800
Subject: [PATCH] Query git diff only when needed

In large git repo like chromium, it takes too long time to query git
diff.
---
 src/printer.rs | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/printer.rs b/src/printer.rs
index 10a44fba..552c0869 100644
--- a/src/printer.rs
+++ b/src/printer.rs
@@ -113,9 +113,13 @@ impl<'a> InteractivePrinter<'a> {
         }
 
         // Get the Git modifications
-        let line_changes = match file {
-            InputFile::Ordinary(filename) => get_git_diff(filename),
-            _ => None,
+        let line_changes = if config.output_components.changes() {
+            match file {
+                InputFile::Ordinary(filename) => get_git_diff(filename),
+                _ => None,
+            }
+        } else {
+            None
         };
 
         // Determine the type of syntax for highlighting