feat: Add checkExcludePath

src/types.d.ts

@@ -0,0 +1 @@
+export type ExcludeFilepathConfig = string | RegExp | ((filepath: string) => boolean);

src/utils.ts

@@ -0,0 +1,37 @@
+import type { ExcludeFilepathConfig } from './types';
+
+/**
+ * Check if filepath should be excluded based on a config
+ */
+export function checkExcludeFilepath(
+  filepath: string,
+  config?: ExcludeFilepathConfig | Array<ExcludeFilepathConfig>
+): boolean {
+  if (!config) {
+    return false;
+  }
+
+  if (Array.isArray(config)) {
+    let res = false;
+
+    for (let i = 0; i <= config.length - 1 && res === false; i++) {
+      res = checkExcludeFilepath(filepath, config[i]);
+    }
+
+    return res;
+  }
+
+  if (typeof config === 'function') {
+    return config(filepath);
+  }
+
+  if (typeof config === 'string') {
+    return Boolean(filepath.match(config));
+  }
+
+  if ('test' in config) {
+    return config.test(filepath);
+  }
+
+  return false;
+}

test/unit/utils.test.ts

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+import { describe, test, expect } from 'vitest';
+
+import { checkExcludeFilepath } from '../../src/utils';
+
+describe('utils', () => {
+  describe('checkExcludeFilepath', () => {
+    const testCases: Array<{ input: Parameters<typeof checkExcludeFilepath>; output: ReturnType<typeof checkExcludeFilepath>}> = [
+      {
+        input: ['./assets/vendor.js'],
+        output: false,
+      },
+      {
+        input: ['./assets/vendor.js', 'vendor'],
+        output: true,
+      },
+      {
+        input: ['./assets/vendor.js', 'unknown'],
+        output: false,
+      },
+      {
+        input: ['./assets/vendor.js', /vendor/],
+        output: true,
+      },
+      {
+        input: ['./assets/vendor.js', () => true],
+        output: true,
+      },
+      {
+        input: ['./assets/vendor.js', ['main', /vendor/]],
+        output: true,
+      },
+      {
+        input: ['./assets/vendor.js', ['main', /unknown/, () => false]],
+        output: false,
+      },
+    ];
+
+    testCases.forEach(({ input, output }) => {
+      test(`Should return "${output}" when called with: "${input.join('", "')}"`, () => {
+          expect(checkExcludeFilepath(...input)).toEqual(output);
+      });
+    });
+  });
+});