// Template string examples - working templates

// Variables in templates
name = "Alice"
age = 30
greeting = "Hello {{name}}, you are {{age}} years old"
print(greeting)

// Expressions in templates
x = 10
y = 20
sum_msg = "Sum: {{x + y}}"
print(sum_msg)

prod_msg = "Product: {{x * y}}"
print(prod_msg)

// Property access
config = {timeout = 30, retries = 3}
config_msg = "Config timeout: {{config.timeout}}"
print(config_msg)

// Array indexing
arr = ["apple", "banana", "cherry"]
arr_msg = "First item: {{arr[0]}}"
print(arr_msg)

// Function calls
function double(n)
  return n * 2
end

double_msg = "Double 5: {{double(5)}}"
print(double_msg)

// Calculations
values = [1, 2, 3]
total = values[0] + values[1] + values[2]
total_msg = "Sum of array: {{total}}"
print(total_msg)

// No escaping needed for normal braces!
json = "{\"key\": \"value\"}"
print(json)

code = "function foo() { return 42; }"
print(code)