fix: fix formatting when add spacing at the beginning and/end

Author: Lucas Akira Uehara

src/utils/formatting.ts

@@ -9,7 +9,8 @@ export function normalizeToKebabOrSnakeCase(str: string) {
   const STRING_DASHERIZE_REGEXP = /\s/g;
   const STRING_DECAMELIZE_REGEXP = /([a-z\d])([A-Z])/g;
   return str
-    .replace(STRING_DECAMELIZE_REGEXP, '$1-$2')
-    .toLowerCase()
-    .replace(STRING_DASHERIZE_REGEXP, '-');
+    ?.trim()
+    ?.replace(STRING_DECAMELIZE_REGEXP, '$1-$2')
+    ?.toLowerCase()
+    ?.replace(STRING_DASHERIZE_REGEXP, '-');
 }

src/utils/index.ts

@@ -6,3 +6,4 @@ export * from './module.finder';
 export * from './name.parser';
 export * from './path.solver';
 export * from './source-root.helpers';
+export * from './formatting';

test/utils/formatting.test.ts

@@ -0,0 +1,33 @@
+import { normalizeToKebabOrSnakeCase } from '../../src/utils';
+
+describe('normalizeToKebabOrSnakeCase', () => {
+  it('should convert camelCase to kebab-case', () => {
+    const input = 'camelCaseString';
+    const output = normalizeToKebabOrSnakeCase(input);
+    expect(output).toBe('camel-case-string');
+  });
+
+  it('should replace spaces with dashes', () => {
+    const input = 'string with spaces';
+    const output = normalizeToKebabOrSnakeCase(input);
+    expect(output).toBe('string-with-spaces');
+  });
+
+  it('should keep underscores', () => {
+    const input = 'string_with_underscores';
+    const output = normalizeToKebabOrSnakeCase(input);
+    expect(output).toBe('string_with_underscores');
+  });
+
+  it('should handle empty string', () => {
+    const input = '';
+    const output = normalizeToKebabOrSnakeCase(input);
+    expect(output).toBe('');
+  });
+
+  it('should handle strings with leading/trailing spaces', () => {
+    const input = '  leading and trailing spaces  ';
+    const output = normalizeToKebabOrSnakeCase(input);
+    expect(output).toBe('leading-and-trailing-spaces');
+  });
+});