Phonelib

Phonelib is a comprehensive Rust library for handling phone numbers. It provides functions for validation, formatting, type detection, text extraction, batch processing, and much more.

Features

• ✅ Phone Number Validation - Check if phone numbers are valid
• 🌍 Country Detection - Extract country information from phone numbers
• 🔧 Normalization - Clean and standardize phone number formats
• 🎨 Multiple Format Support - E.164, International, National, RFC3966
• 📱 Type Detection - Identify mobile, landline, toll-free, premium numbers
• 📝 Text Extraction - Parse phone numbers from free-form text
• ⚖️ Comparison & Equality - Compare numbers regardless of format with PhoneNumber struct
• 🎲 Random Number Generation - Generate valid random phone numbers
• 🚀 Batch Processing - Process multiple numbers efficiently
• 🔍 Smart Suggestions - Get correction suggestions for invalid numbers
• 🔒 Privacy Tools - Redact phone numbers in text

Installation

Add this to your Cargo.toml:

[dependencies]
phonelib = "1.0.1"

Quick Start

use phonelib::*;

// Basic validation
let is_valid = is_valid_phone_number("+12025550173");

// Format a number
let formatted = format_phone_number(
    "12025550173", 
    PhoneFormat::International
);

// Detect number type
let number_type = detect_phone_number_type("+442079460958");

// Extract phone numbers from text
let text = "Call me at +12025550173 or +442079460958";
let numbers = extract_phone_numbers_from_text(text);

// Compare phone numbers (PhoneNumber struct with Eq trait)
let num1 = PhoneNumber::parse("+12025550173").unwrap();
let num2 = PhoneNumber::parse("12025550173").unwrap();
assert_eq!(num1, num2); // Same number, different formats

API Reference

Core Types

pub struct Country {
    pub name: &'static str,
    pub code: &'static str,
    pub phone_lengths: &'static [u8],
    pub prefix: u32,
}

pub enum PhoneFormat {
    E164,          // +1234567890
    International, // +1 234 567-890
    National,      // (234) 567-890
    RFC3966,       // tel:+1-234-567-890
}

pub enum PhoneNumberType {
    Mobile, FixedLine, TollFree, PremiumRate, 
    SharedCost, Voip, PersonalNumber, Pager, 
    Uan, Emergency, Voicemail, Unknown,
}

Basic Functions

Phone Number Validation

use phonelib::is_valid_phone_number;

let phone_number = "+1234567890";
if is_valid_phone_number(phone_number) {
    println!("Valid phone number!");
}

Country Extraction

use phonelib::extract_country;

let phone_number = "+1234567890";
match extract_country(phone_number) {
    Some(country) => println!("Country: {} ({})", country.name, country.code),
    None => println!("Country not found"),
}

Phone Number Normalization

use phonelib::{normalize_phone_number, normalize_phone_number_in_place};

// Returns normalized number without modifying input
let normalized = normalize_phone_number("+1 (234) 567-890");
println!("Normalized: {:?}", normalized); // Some("+1234567890")

// Modifies the input string in place
let mut phone = "+1 (234) 567-890".to_string();
normalize_phone_number_in_place(&mut phone);
println!("In-place normalized: {}", phone);

Phone Number Formatting

use phonelib::{format_phone_number, PhoneFormat};

let number = "1234567890";

// E.164 format
let e164 = format_phone_number(number, PhoneFormat::E164);
// Result: Some("+1234567890")

// International format
let intl = format_phone_number(number, PhoneFormat::International);
// Result: Some("+1 234 567-890")

// National format
let national = format_phone_number(number, PhoneFormat::National);
// Result: Some("(234) 567-890")

// RFC3966 format
let rfc = format_phone_number(number, PhoneFormat::RFC3966);
// Result: Some("tel:+1-234-567-890")

Phone Number Type Detection

use phonelib::{
    detect_phone_number_type, is_mobile_number, 
    is_landline_number, is_toll_free_number, PhoneNumberType
};

let mobile = "447123456789";
let landline = "442079460958";
let toll_free = "18001234567";

// Detect specific type
match detect_phone_number_type(mobile) {
    Some(PhoneNumberType::Mobile) => println!("It's a mobile number!"),
    Some(other_type) => println!("It's a {:?}", other_type),
    None => println!("Invalid or unknown type"),
}

// Quick type checks
if is_mobile_number(mobile) {
    println!("Mobile number detected");
}

if is_landline_number(landline) {
    println!("Landline number detected");
}

if is_toll_free_number(toll_free) {
    println!("Toll-free number detected");
}

Random Phone Number Generation

use phonelib::{generate_random_phone_number, generate_random_phone_numbers};

// Generate a single random number
let random_us = generate_random_phone_number("US");
println!("Random US number: {:?}", random_us);

// Generate multiple random numbers
let random_numbers = generate_random_phone_numbers("GB", 5);
println!("5 random UK numbers: {:?}", random_numbers);

Phone Number Comparison

use phonelib::{are_phone_numbers_equal, group_equivalent_phone_numbers};

// Compare two numbers
let num1 = "+1234567890";
let num2 = "(234) 567-890";

if are_phone_numbers_equal(num1, num2) {
    println!("Numbers are equivalent!");
}

// Group equivalent numbers
let numbers = [
    "+1234567890",
    "(234) 567-890",
    "+9876543210",
    "987-654-3210",
];

let groups = group_equivalent_phone_numbers(&numbers);
for (i, group) in groups.iter().enumerate() {
    println!("Group {}: {:?}", i + 1, group);
}

Batch Processing

use phonelib::{
    validate_phone_numbers_batch, 
    normalize_phone_numbers_batch,
    detect_phone_number_types_batch,
    analyze_phone_numbers_batch
};

let numbers = [
    "1234567890",
    "invalid",
    "447123456789",
];

// Batch validation
let valid_results = validate_phone_numbers_batch(&numbers);
println!("Validation results: {:?}", valid_results);

// Batch normalization
let normalized_results = normalize_phone_numbers_batch(&numbers);
println!("Normalized results: {:?}", normalized_results);

// Batch type detection
let type_results = detect_phone_number_types_batch(&numbers);
println!("Type results: {:?}", type_results);

// Comprehensive batch analysis
let analyses = analyze_phone_numbers_batch(&numbers);
for analysis in analyses {
    println!("Original: {}", analysis.original);
    println!("Valid: {}", analysis.is_valid);
    println!("Normalized: {:?}", analysis.normalized);
    println!("Country: {:?}", analysis.country.map(|c| c.name));
    println!("Type: {:?}", analysis.phone_type);
    println!("---");
}

Smart Suggestions & Intelligence

use phonelib::{
    suggest_phone_number_corrections, 
    is_potentially_valid_phone_number,
    guess_country_from_number
};

// Get suggestions for invalid numbers
let invalid_number = "123456789";
let suggestions = suggest_phone_number_corrections(invalid_number, Some("US"));
println!("Suggestions: {:?}", suggestions);

// Check if a number might be valid with different formatting
let maybe_valid = "123-456-7890";
if is_potentially_valid_phone_number(maybe_valid) {
    println!("This number might be valid with proper formatting");
}

// Guess country from number patterns
let mystery_number = "442079460958";
match guess_country_from_number(mystery_number) {
    Some(country) => println!("Likely from: {}", country.name),
    None => println!("Cannot determine country"),
}

Text Extraction

Extract phone numbers from free-form text:

use phonelib::{
    extract_phone_numbers_from_text,
    extract_valid_phone_numbers_from_text,
    extract_phone_numbers_with_country_hint,
    replace_phone_numbers_in_text,
    redact_phone_numbers,
    count_phone_numbers_in_text,
};

let text = "Contact us at +12025550173 or call our UK office at +442079460958";

// Extract all phone numbers
let numbers = extract_phone_numbers_from_text(text);
for num in &numbers {
    println!("Found: {} at position {}-{}", num.raw, num.start, num.end);
    println!("  Normalized: {:?}", num.normalized);
    println!("  Valid: {}", num.is_valid);
}

// Extract only valid numbers
let valid_numbers = extract_valid_phone_numbers_from_text(text);

// Extract with country hint for national numbers
let us_text = "Call (202) 555-0173 for assistance";
let numbers = extract_phone_numbers_with_country_hint(us_text, "US");

// Count phone numbers
let count = count_phone_numbers_in_text(text);
println!("Found {} phone numbers", count);

// Replace phone numbers
let replaced = replace_phone_numbers_in_text(text, |num| {
    format!("[PHONE: {}]", num.normalized.as_deref().unwrap_or(&num.raw))
});

// Redact for privacy (show last 4 digits)
let redacted = redact_phone_numbers(text, 4);
println!("{}", redacted); // "Contact us at ********0173 or..."

PhoneNumber Struct with Equality

The PhoneNumber struct provides type-safe phone number handling with proper equality comparison:

use phonelib::{PhoneNumber, PhoneNumberSet, PhoneFormat};
use std::collections::HashSet;

// Parse phone numbers
let num1 = PhoneNumber::parse("+12025550173").unwrap();
let num2 = PhoneNumber::parse("12025550173").unwrap();
let num3 = PhoneNumber::parse("+442079460958").unwrap();

// Equality comparison (same number, different formats)
assert_eq!(num1, num2);
assert_ne!(num1, num3);

// Use in HashSet for deduplication
let mut set = HashSet::new();
set.insert(num1.clone());
set.insert(num2.clone()); // Won't be added - duplicate
assert_eq!(set.len(), 1);

// PhoneNumber methods
println!("E.164: {}", num1.e164());
println!("National: {}", num1.national_number());
println!("Country code: {:?}", num1.country_code());
println!("Is mobile: {}", num1.is_mobile());
println!("Formatted: {}", num1.format(PhoneFormat::International));

// Parse with country hint for national numbers
let national = PhoneNumber::parse_with_country("2025550173", "US");

// PhoneNumberSet for efficient deduplication
let mut phone_set = PhoneNumberSet::new();
phone_set.add("+12025550173");
phone_set.add("12025550173");     // Duplicate - not added
phone_set.add("+442079460958");
assert_eq!(phone_set.len(), 2);

// Check membership
assert!(phone_set.contains("12025550173"));

// Create from iterator
let numbers = vec!["+12025550173", "12025550173", "+442079460958"];
let set: PhoneNumberSet = numbers.into_iter().collect();
assert_eq!(set.len(), 2);

Country Support

The library supports 246 countries with accurate:

• Country codes and prefixes
• Valid phone number lengths
• Mobile vs. landline detection patterns
• Toll-free and premium number identification

Supported Countries Include:

• 🇺🇸 United States & Canada (NANP)

• 🇬🇧 United Kingdom

• 🇩🇪 Germany

• 🇫🇷 France

• 🇮🇳 India

• 🇦🇺 Australia

• And 240+ more countries worldwide

Examples

Complete Example

use phonelib::*;

fn main() {
    let numbers = [
        "1234567890",
        "+44 7123 456789",
        "(555) 123-4567",
        "invalid-number",
    ];
    
    for number in numbers {
        println!("\n--- Analyzing: {} ---", number);
        
        // Basic validation
        let is_valid = is_valid_phone_number(number);
        println!("Valid: {}", is_valid);
        
        if is_valid {
            // Format in different styles
            if let Some(e164) = format_phone_number(number, PhoneFormat::E164) {
                println!("E.164: {}", e164);
            }
            
            if let Some(intl) = format_phone_number(number, PhoneFormat::International) {
                println!("International: {}", intl);
            }
            
            // Detect country
            if let Some(country) = extract_country(number) {
                println!("Country: {} ({})", country.name, country.code);
            }
            
            // Detect type
            if let Some(phone_type) = detect_phone_number_type(number) {
                println!("Type: {:?}", phone_type);
            }
        } else {
            // Suggest corrections
            let suggestions = suggest_phone_number_corrections(number, Some("US"));
            if !suggestions.is_empty() {
                println!("Suggestions: {:?}", suggestions);
            }
        }
    }
}

Contributing

Contributions to the Phonelib library are welcome! Here's how you can help:

• 🐛 Report bugs - Open an issue if you find any problems
• 💡 Suggest features - Share ideas for new functionality
• 🔧 Submit pull requests - Help improve the code
• 📖 Improve documentation - Help make the docs better
• 🧪 Add tests - Increase test coverage

Development Setup

# Clone the repository
git clone https://github.com/mohamadzoh/phonelib.git
cd phonelib

# Run tests
cargo test

# Run benchmarks
cargo bench

# Check code formatting
cargo fmt

# Run clippy for linting
cargo clippy

Changelog

v1.0.1

Minor Bug Fixes

• Fixed edge case in phone number normalization for certain country codes

v1.0.0 (Latest)

First Stable Release

This release marks the first stable version of phonelib, with a production-ready API.

• Breaking Change: All functions now accept &str instead of String for better ergonomics
  • No more .to_string() calls needed!
  • is_valid_phone_number("+12025550173") just works
• Breaking Change: Batch functions now accept &[T] where T: AsRef<str> instead of Vec<String>
  • Works with arrays, slices, or Vecs of &str or String
  • validate_phone_numbers_batch(&["123", "456"]) just works
• Zero allocations for read-only operations
• Added support for Cymru (Wales) with country code GB-CYM

v0.3.0

🏴󠁧󠁢󠁷󠁬󠁳󠁿 Cymru Support

• Added support for Cymru (Wales) with country code GB-CYM

v0.2.1

Text Extraction & Equality Release

• 📝 Text Extraction - Extract phone numbers from free-form text
  • extract_phone_numbers_from_text - Find all phone numbers in text
  • extract_valid_phone_numbers_from_text - Find only valid numbers
  • extract_phone_numbers_with_country_hint - Parse with default country
  • replace_phone_numbers_in_text - Custom replacement function
  • redact_phone_numbers - Privacy-focused masking
  • count_phone_numbers_in_text - Quick count
• ⚖️ PhoneNumber Struct - Type-safe phone numbers with equality
  • Implements Eq, PartialEq, Hash for use in collections
  • Implements Display, FromStr for easy conversion
  • Methods: e164(), national_number(), format(), is_mobile(), etc.
• 🗂️ PhoneNumberSet - Efficient deduplication collection
• 📚 Improved Documentation - Complete rustdoc coverage
• 🔧 Code Quality - All clippy warnings resolved

v0.2.0

Major Feature Release

• ✨ Phone Number Formatting - Multiple format support (E.164, International, National, RFC3966)
• 📱 Type Detection - Identify mobile, landline, toll-free, premium numbers
• 🎲 Random Generation - Generate valid random phone numbers by country
• ⚖️ Number Comparison - Compare numbers regardless of format
• 🚀 Batch Processing - Process multiple numbers efficiently
• 🔍 Smart Suggestions - Get correction suggestions for invalid numbers
• 📊 Comprehensive Analysis - Detailed phone number analysis
• 🌍 Enhanced Country Support - Better patterns for major countries

v0.1.6

• 🐛 Bug fixes and performance improvements
• 📚 Documentation updates

License

This project is licensed under the MIT License - see the LICENSE file for details.

Rusty Rails Project

Phonelib is part of the larger Rusty Rails project, which aims to bridge the gap between Rust and Ruby/Ruby on Rails ecosystems. We're actively working on recreating Ruby libraries in Rust to make working with Rust more easy and fun for new developers.

Related Projects

• 🔗 More Rust libraries coming soon!
• 🚀 Performance-focused Ruby alternatives
• 📦 Easy-to-use APIs familiar to Ruby developers

Made with ❤️ by the Rusty Rails team