daScript/tests/dasSQLITE/failed_register_function.das at master · WhyNot135/daScript · GitHub

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options gen2

// register_function rejects unsupported argument and return types at compile

// time with a per-position diagnostic naming the offender.

// 1. struct argument

// 2. struct return

// 3. pointer argument

// 4. lambda passed instead of @@fn (not a function pointer)

// 5. > 4 arguments

expect 50503:5

require daslib/sql

require sqlite/sqlite_boost

require daslib/sql_linq

struct Foo {

x : int

}

def fn_struct_arg(f : Foo) : int {

return f.x

}

def fn_struct_return(x : int) : Foo {

return Foo(x = x)

}

def fn_ptr_arg(p : void?) : int {

return p == null ? 0 : 1

}

def fn_ok_two(a : int; b : int) : int {

return a + b

}

def fn_five_args(a : int; b : int; c : int; d : int; e : int) : int {

return a + b + c + d + e

}

[export]

def main {

var inscope db = open_sqlite(":memory:")

db |> register_function("a", @@fn_struct_arg)

db |> register_function("b", @@fn_struct_return)

db |> register_function("c", @@fn_ptr_arg)

let lam = @(x : int) => x + 1

db |> register_function("d", lam)

db |> register_function("e", @@fn_five_args)

}

daScript/tests/dasSQLITE/failed_register_function.das at master · WhyNot135/daScript · GitHub

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