41 lines
946 B
Standard ML
Executable file
41 lines
946 B
Standard ML
Executable file
#!/usr/bin/env fun
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/*
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* This file is part of the Fun programming language.
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* https://fun-lang.xyz/
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*
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* Copyright 2026 Johannes Findeisen <you@hanez.org>
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* Licensed under the terms of the Apache-2.0 license.
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* https://opensource.org/license/apache-2-0
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*
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* Added: 2026-04-02
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*/
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/*
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* Demonstrates nested functions that are only visible inside the
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* outer function where they are defined. This example avoids
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* capturing outer variables (closures) and instead passes values
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* explicitly, which works with the current implementation.
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*/
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print("=== Nested (no captures), explicit parameters ===")
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fun outer(a, b)
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fun mul3(x)
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return x * 3
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fun combine(x, y)
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return x + y + 1
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ax = mul3(a)
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by = mul3(b)
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return combine(ax, by)
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print("outer(2, 5) -> expected 2*3 + 5*3 + 1 = 22")
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print(outer(2, 5))
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/* Expected output:
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=== Nested (no captures), explicit parameters ===
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outer(2, 5) -> expected 2*3 + 5*3 + 1 = 22
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22
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*/
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