Vibelang-rs

// A comprehensive example showcasing various Meaning-Oriented Programming (MTP) features using Vibelang.
// Comments are just for explanation purposes, they are not part of the protocol and can be omitted.

// These types tell the compiler and runtime what the data represents.
type Population = Meaning<Int>("population count in millions");
type HistoricalFact = Meaning<String>("historical information");
type YearFounded = Meaning<Int>("year when established");
type GeographicInfo = Meaning<String>("geographic description");

// --- VibeLang Functions ---

// Functions for knowledge retrieval about a country
fn get_population(country: String) -> Population {
    prompt "What is the current population of {country} in millions? Reply with just the number.";
}

// Note: This function uses a raw String return type without a specific Meaning.
fn get_capital(country: String) -> String {
    prompt "What is the capital city of {country}? Reply with just the city name.";
}

fn get_founding_year(country: String) -> YearFounded {
    prompt "In what year was {country} founded or established as a nation? Reply with just the year.";
}


// Function to get information about a person or landmark
fn get_historical_fact(person: String) -> HistoricalFact {
    prompt "Tell me one interesting historical fact about {person}. Keep it to one sentence.";
}

fn get_geographic_info(landmark: String) -> GeographicInfo {
    prompt "Describe the geographic location and features of {landmark} in one sentence.";
}


// Function for text analysis
fn analyze_sentiment(text: String) -> Meaning<String>("emotional sentiment") {
    prompt "Analyze the emotional sentiment of this text: '{text}'. Reply with either 'positive', 'negative', or 'neutral'.";
}


// Function for simple calculation
fn calculate_age(birth_year: Int) -> Meaning<Int>("age calculation") {
    prompt "If someone was born in {birth_year}, how old would they be in 2025? Reply with just the number.";
}