chore: wip

Author: chrisbbreuer

README.md

@@ -339,10 +339,11 @@ nanofaker is designed for performance and efficiency:
 
 **Performance:**
 - ✅ **9 out of 9 benchmarks won** (100% win rate!)
-- ⚡ **11.68x faster than @faker-js/faker** on average
-- 🚀 **32.36M ops/s** for city generation
-- 🔑 **19.90M ops/s** for UUID generation (40.8x faster!)
-- 📊 **5.50ms** to generate 10,000 complex user objects
+- ⚡ **9.28x faster than @faker-js/faker** on average
+- 🚀 **34.04M ops/s** for country generation
+- 🔑 **20.50M ops/s** for UUID generation (41.2x faster!)
+- 📧 **10.44M ops/s** for email generation (15.5x faster!)
+- 📊 **6.90ms** to generate 10,000 complex user objects
 
 **Package Size:**
 - 📦 **174 KB** published (core package only)
@@ -354,11 +355,11 @@ nanofaker is designed for performance and efficiency:
 
 | Operation | nanofaker | @faker-js/faker | Speedup |
 |-----------|-----------|-----------------|---------|
-| Full Name Generation | 24.27M ops/s | 653.72K ops/s | **37.1x faster** |
-| UUID Generation | 19.90M ops/s | 487.60K ops/s | **40.8x faster** |
-| City Generation | 32.36M ops/s | 927.67K ops/s | **34.9x faster** |
-| Email Generation | 6.59M ops/s | 642.75K ops/s | **10.3x faster** |
-| Complex Objects (10k) | 5.50ms | 96.36ms | **17.5x faster** |
+| UUID Generation | 20.50M ops/s | 497.69K ops/s | **41.2x faster** |
+| Full Name Generation | 24.76M ops/s | 678.37K ops/s | **36.5x faster** |
+| Country Generation | 34.04M ops/s | 1.05M ops/s | **32.4x faster** |
+| Email Generation | 10.44M ops/s | 674.02K ops/s | **15.5x faster** |
+| Complex Objects (10k) | 6.90ms | 64.04ms | **9.3x faster** |
 
 ### Running Benchmarks
 

packages/benchmarks/README.md

@@ -15,7 +15,7 @@ Comprehensive benchmarks comparing nanofaker against other popular JavaScript/Ty
 ### Key Advantages
 
 **nanofaker offers:**
-- ✅ **Fastest performance** - 11.68x faster than @faker-js/faker on average
+- ✅ **Fastest performance** - 9.28x faster than @faker-js/faker on average
 - ✅ **Smallest size** - 24.7x smaller than @faker-js/faker (4.1 MB savings)
 - ✅ **Fewest files** - 6.1x fewer files than @faker-js/faker
 - ✅ **Complete locale coverage** - 100% for all 26 languages

packages/core/src/modules/internet.ts

@@ -2,11 +2,27 @@ import type { Random } from '../random'
 import type { LocaleDefinition, PasswordOptions } from '../types'
 
 export class InternetModule {
+  private static readonly SEPARATORS = ['.', '_', '-', '']
+  private domainWordsCache: string[] | null = null
+
   constructor(
     private random: Random,
     private locale: LocaleDefinition,
   ) {}
 
+  /**
+   * Get cached lowercase domain words
+   */
+  private getDomainWords(): string[] {
+    if (!this.domainWordsCache) {
+      const companyNames = this.locale.company.name ?? ['company', 'tech', 'digital']
+      this.domainWordsCache = companyNames.map(name =>
+        name.toLowerCase().replace(/[^a-z0-9]/g, ''),
+      ).filter(name => name.length > 0)
+    }
+    return this.domainWordsCache
+  }
+
   /**
    * Generate a random email address
    * @example faker.internet.email() // 'john.doe@example.com'
@@ -15,7 +31,7 @@ export class InternetModule {
     // Optimized: avoid array spreading by selecting from combined length
     let firstName: string
     if (options?.firstName) {
-      firstName = options.firstName
+      firstName = options.firstName.toLowerCase()
     }
     else {
       const maleLen = this.locale.person.firstNameMale.length
@@ -37,11 +53,10 @@ export class InternetModule {
 
     const lastName = options?.lastName ?? this.random.arrayElement(this.locale.person.lastName).toLowerCase()
     const provider = options?.provider ?? this.random.arrayElement(this.locale.internet.domainSuffix ?? ['com', 'net', 'org'])
+    const separator = this.random.arrayElement(InternetModule.SEPARATORS)
+    const domain = this.random.arrayElement(this.getDomainWords())
 
-    const separators = ['.', '_', '-', '']
-    const separator = this.random.arrayElement(separators)
-
-    return `${firstName}${separator}${lastName}@${this.domainWord()}.${provider}`
+    return `${firstName}${separator}${lastName}@${domain}.${provider}`
   }
 
   /**
@@ -182,9 +197,7 @@ export class InternetModule {
    * @example faker.internet.domainWord() // 'example'
    */
   domainWord(): string {
-    return this.random.arrayElement(this.locale.company.name ?? ['Company', 'Tech', 'Digital'])
-      .toLowerCase()
-      .replace(/[^a-z0-9]/g, '')
+    return this.random.arrayElement(this.getDomainWords())
   }
 
   /**