tools: update ESLint to 7.27.0

PR-URL: https://github.com/nodejs/node/pull/38764
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>

1 files changed, 22 insertions, 0 deletions

diff --git a/tools/node_modules/eslint/lib/shared/string-utils.js b/tools/node_modules/eslint/lib/shared/string-utils.js
new file mode 100644
index 0000000000..e4a55d7993
--- /dev/null
+++ b/tools/node_modules/eslint/lib/shared/string-utils.js
@@ -0,0 +1,22 @@
+/**
+ * @fileoverview Utilities to operate on strings.
+ * @author Stephen Wade
+ */
+
+"use strict";
+
+/**
+ * Converts the first letter of a string to uppercase.
+ * @param {string} string The string to operate on
+ * @returns {string} The converted string
+ */
+function upperCaseFirst(string) {
+    if (string.length <= 1) {
+        return string.toUpperCase();
+    }
+    return string[0].toUpperCase() + string.slice(1);
+}
+
+module.exports = {
+    upperCaseFirst
+};