Refactoring: Replace src/utils/preset-cases with src/utils/preset-rules

.eslintrc.yaml

@@ -18,3 +18,8 @@ plugins:
   - '@typescript-eslint'
 rules:
   '@typescript-eslint/explicit-module-boundary-types': off
+overrides:
+  - files:
+      - '__tests__/**'
+    rules:
+      filenames-simple/extname: off

CHANGELOG.md

@@ -6,6 +6,8 @@
 Use `core-js` as replacement of my own polyfill implementation.
 * [#147](https://github.com/epaew/eslint-plugin-filenames-simple/pull/147)
 Refactor utils/pluralize: Remove dependency on `eslint` package.
+* [#149](https://github.com/epaew/eslint-plugin-filenames-simple/pull/149)
+Refactoring: Replace utils/preset-cases with utils/preset-rules.
 
 # 0.4.0
 ## Features

__tests__/test-utils/fetch-rule-names.ts

@@ -1,7 +1,7 @@
 import path from 'path';
 import glob from 'glob';
 
-import { presetCaseConverters } from '#/utils/preset-case-converters';
+import { presetRules } from '#/utils/preset-rules';
 import { asyncArrayFilter } from './async-array-filter';
 
 export const fetchAllRuleNames = () =>
@@ -12,7 +12,7 @@ export const fetchAllRuleNames = () =>
 
 export const fetchAvailableRuleNames = async () => {
   return asyncArrayFilter<string>(fetchAllRuleNames(), async name => {
-    const camelizedName = presetCaseConverters['camelCase'](name);
+    const camelizedName = presetRules.camelCase.recommendationBuilder(name);
 
     try {
       const rule = await import(name);

__tests__/utils/get-rule.test.ts

@@ -0,0 +1,21 @@
+import { getRule, presetRules } from '#/utils/preset-rules';
+
+describe('getRule', () => {
+  const subject = getRule;
+
+  describe('when the rule is camelCale', () => {
+    const rule = 'camelCase';
+
+    it('returns presetRules.camelCase', () => {
+      expect(subject(rule)).toEqual(presetRules.camelCase);
+    });
+  });
+
+  describe('when the rule is not defined in presetRules', () => {
+    const rule = 'index';
+
+    it('returns a new object with the field `expression` constructed based on the specified rule.', () => {
+      expect(subject(rule)).toEqual({ expression: new RegExp(`^${rule}$`) });
+    });
+  });
+});