604 B

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Declarations

-- fn1()
1 + 2 + 3

-- fn2(n)
#n .. " " .. #n)

-- fn3(a, b)
#a * #b

Invalid Declarations

-- misses end: fn4(
1 + 2 + 3

-- fn5(invalid arg)
4 + 5 + 6

-- misses arg: fn6()
#n .. " " .. #n

-- misses separator: fn7(a b)
#a * #b

Invalid Calls

fn1(1) adds arg
fn1( never end
fn1(invalid arg)
fn2() misses arg
fn2(a: 3) wrong kwarg
fn3(1 2) misses separator
fn3(1, 2, 3) wrong args number
fn3(1, b: 2) mixed arg and kwarg
fn4() fn5() not declared

Invalid calls and declarations generate and collects errors.