From 8d50c09c0db4e9b0644263cde3f7ff990ec75259 Mon Sep 17 00:00:00 2001
From: Divy Srivastava <dj.srivastava23@gmail.com>
Date: Mon, 19 Sep 2022 19:31:47 +0530
Subject: [PATCH] perf(cli): avoid `canonicalize_path` if config file does not
 exist (#15957)

---
 cli/args/config_file.rs | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/cli/args/config_file.rs b/cli/args/config_file.rs
index 0b9c51b7cf..b0a5b355b9 100644
--- a/cli/args/config_file.rs
+++ b/cli/args/config_file.rs
@@ -525,6 +525,20 @@ impl ConfigFile {
       std::env::current_dir()?.join(path_ref)
     };
 
+    // perf: Check if the config file exists before canonicalizing path.
+    if !config_file.exists() {
+      return Err(
+        std::io::Error::new(
+          std::io::ErrorKind::InvalidInput,
+          format!(
+            "Could not find the config file: {}",
+            config_file.to_string_lossy()
+          ),
+        )
+        .into(),
+      );
+    }
+
     let config_path = canonicalize_path(&config_file).map_err(|_| {
       std::io::Error::new(
         std::io::ErrorKind::InvalidInput,