Macro - with parameter and placeholder
macro add_one_to(name)
{{name}} += 1
end
x = 1
y = 1
puts x
puts y
add_one_to(x)
add_one_to(x)
add_one_to(x)
add_one_to(y)
puts x
puts y
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macro add_one_to(name)
{{name}} += 1
end
x = 1
y = 1
puts x
puts y
add_one_to(x)
add_one_to(x)
add_one_to(x)
add_one_to(y)
puts x
puts y