A modern scripting language.

use math

fn greet(name)
    return "Hello, ${name}!"
end

let radius = 5
print(greet("Djazair"))
print("Area: ${math.PI * math.pow(radius, 2)}")
# => Hello, Djazair!
# => Area: 78.5398

fn fib(n)
    if n <= 1
        return n
    end
    return fib(n - 1) + fib(n - 2)
end

# Calculate first 10 Fibonacci numbers
for i in 0..10
    print("fib(${i}) = " + str(fib(i)))
end

use http
use json
 
async fn fetchIP()
    print("Fetching IP data...")
    let res = await http.get("http://ip-api.com/json")
    return json.parse(res.body)
end
 
async fn main()
    let task = fetchIP()
    let data = await task
    print("Query IP: " + data["query"])
    print("Country: " + data["country"])
end
 
await main()

# 1. Iterate over a range (0 to 5 inclusive)
for i in 0..5
    print("Number: ${i}")
end

# 2. Iterate directly over array elements
let fruits = ["apple", "banana", "cherry"]
for fruit in fruits
    print("Fruit: " + fruit)
end

# 3. Iterate over hash keys and values
let person = {"name": "Riad", "age": 30}
for key, value in person
    print("${key}: ${value}")
end

fn divide(a, b)
    if b == 0
        throw "Division by zero error!"
    end
    return a / b
end

try
    let result = divide(10, 0)
    print("Result: ${result}")
catch err
    print("Caught error: " + str(err))
finally
    print("Cleanup: execution complete.")
end