From bb79d61efe88d71879f57be114e9fb50312146d9 Mon Sep 17 00:00:00 2001
From: Patrick Eriksson <paleite@users.noreply.github.com>
Date: Mon, 4 Oct 2021 22:10:29 +0200
Subject: [PATCH 1/2] Print the ignoreList-values in a more helpful way than
 the default

---
 packages/babel-core/src/config/config-chain.ts | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/packages/babel-core/src/config/config-chain.ts b/packages/babel-core/src/config/config-chain.ts
index 0ebf606312f7..527caab83ac4 100644
--- a/packages/babel-core/src/config/config-chain.ts
+++ b/packages/babel-core/src/config/config-chain.ts
@@ -1,4 +1,5 @@
 import path from "path";
+import { inspect } from "util";
 import buildDebug from "debug";
 import type { Handler } from "gensync";
 import { validate } from "./validation/options";
@@ -779,6 +780,20 @@ function configFieldIsApplicable(
   return matchesPatterns(context, patterns, dirname);
 }
 
+/**
+ * Print the ignoreList-values in a more helpful way than the default.
+ */
+function ignoreListReplacer(
+  _key: string,
+  value: IgnoreList | IgnoreItem,
+): IgnoreList | IgnoreItem | string {
+  if (value instanceof RegExp) {
+    return inspect(value);
+  }
+
+  return value;
+}
+
 /**
  * Tests if a filename should be ignored based on "ignore" and "only" options.
  */
@@ -793,6 +808,7 @@ function shouldIgnore(
       context.filename ?? "(unknown)"
     }" because it matches one of \`ignore: ${JSON.stringify(
       ignore,
+      ignoreListReplacer,
     )}\` from "${dirname}"`;
     debug(message);
     if (context.showConfig) {
@@ -806,6 +822,7 @@ function shouldIgnore(
       context.filename ?? "(unknown)"
     }" because it fails to match one of \`only: ${JSON.stringify(
       only,
+      ignoreListReplacer,
     )}\` from "${dirname}"`;
     debug(message);
     if (context.showConfig) {

From f0dc8d2df9a48a4e0f276d3a9c950a4ca57e05e3 Mon Sep 17 00:00:00 2001
From: Patrick Eriksson <paleite@users.noreply.github.com>
Date: Wed, 6 Oct 2021 11:45:55 +0200
Subject: [PATCH 2/2] Replace util.inspect() with String()

---
 packages/babel-core/src/config/config-chain.ts | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/packages/babel-core/src/config/config-chain.ts b/packages/babel-core/src/config/config-chain.ts
index 527caab83ac4..ab93397c75ca 100644
--- a/packages/babel-core/src/config/config-chain.ts
+++ b/packages/babel-core/src/config/config-chain.ts
@@ -1,5 +1,4 @@
 import path from "path";
-import { inspect } from "util";
 import buildDebug from "debug";
 import type { Handler } from "gensync";
 import { validate } from "./validation/options";
@@ -788,7 +787,7 @@ function ignoreListReplacer(
   value: IgnoreList | IgnoreItem,
 ): IgnoreList | IgnoreItem | string {
   if (value instanceof RegExp) {
-    return inspect(value);
+    return String(value);
   }
 
   return value;