refactor(eslint-plugin): migrate to TS-ESLint infrastructure (#7276)

* refactor(eslint-plugin): migrate to TS-ESLint infrastructure

* fix lock

packages/eslint-plugin/src/util.ts

@@ -0,0 +1,67 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+import {ESLintUtils} from '@typescript-eslint/utils';
+import type {TSESTree} from '@typescript-eslint/types/dist/ts-estree';
+
+type CheckTranslateChildOptions = {
+  ignoredStrings?: string[];
+};
+
+const isMadeOfIgnoredStrings = (text: string, ignoredStrings: string[]) =>
+  text
+    .trim()
+    .split(/\s+/)
+    .every((string) => !string || ignoredStrings.includes(string));
+
+const isValidTranslationLabel = (
+  text: unknown,
+  {ignoredStrings}: CheckTranslateChildOptions = {},
+) => {
+  if (!ignoredStrings) {
+    return typeof text === 'string';
+  }
+  return (
+    typeof text === 'string' && !isMadeOfIgnoredStrings(text, ignoredStrings)
+  );
+};
+
+export function isStringWithoutExpressions(
+  text: TSESTree.Node,
+  options?: CheckTranslateChildOptions,
+): boolean {
+  switch (text.type) {
+    case 'Literal':
+      return isValidTranslationLabel(text.value, options);
+    case 'TemplateLiteral':
+      return (
+        text.expressions.length === 0 &&
+        isValidTranslationLabel(text.quasis[0]!.value.raw, options)
+      );
+    default:
+      return false;
+  }
+}
+
+export function isTextLabelChild(
+  child: TSESTree.JSXChild,
+  options?: CheckTranslateChildOptions,
+): boolean {
+  switch (child.type) {
+    case 'JSXText':
+      return isValidTranslationLabel(child.value, options);
+    case 'JSXExpressionContainer':
+      return isStringWithoutExpressions(child.expression, options);
+    default:
+      return false;
+  }
+}
+
+export const createRule = ESLintUtils.RuleCreator(
+  (name) =>
+    `https://docusaurus.io/docs/api/misc/@docusaurus/eslint-plugin/${name}`,
+);