From ce31aca7aada70a8cc267449954ab38b642cd4ba Mon Sep 17 00:00:00 2001
From: Alexander Akait <4567934+alexander-akait@users.noreply.github.com>
Date: Mon, 28 Dec 2020 16:31:41 +0300
Subject: [PATCH] fix: errors from less (#401)

---
 src/LessError.js | 8 +++++---
 src/index.js     | 2 +-
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/LessError.js b/src/LessError.js
index 1228f0f5..59b7c3d7 100644
--- a/src/LessError.js
+++ b/src/LessError.js
@@ -8,9 +8,11 @@ class LessError extends Error {
       "\n",
       ...LessError.getFileExcerptIfPossible(error),
       error.message.charAt(0).toUpperCase() + error.message.slice(1),
-      `      Error in ${path.normalize(error.filename)} (line ${
-        error.line
-      }, column ${error.column})`,
+      error.filename
+        ? `      Error in ${path.normalize(error.filename)} (line ${
+            error.line
+          }, column ${error.column})`
+        : "",
     ].join("\n");
 
     this.hideStack = true;
diff --git a/src/index.js b/src/index.js
index a1f57e10..131e3d3e 100644
--- a/src/index.js
+++ b/src/index.js
@@ -43,7 +43,7 @@ async function lessLoader(source) {
     result = await less.render(data, lessOptions);
   } catch (error) {
     if (error.filename) {
-      // `less` return forward slashes on windows when `webpack` resolver return an absolute windows path in `WebpackFileManager`
+      // `less` returns forward slashes on windows when `webpack` resolver return an absolute windows path in `WebpackFileManager`
       // Ref: https://github.com/webpack-contrib/less-loader/issues/357
       this.addDependency(path.normalize(error.filename));
     }