Add regression test for issue #17283
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// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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// Test that the parser does not attempt to parse struct literals
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// within assignments in if expressions.
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struct Foo {
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foo: uint
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}
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fn main() {
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let x = 1u;
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let y: Foo;
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// `x { ... }` should not be interpreted as a struct literal here
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if x = x {
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//~^ ERROR mismatched types: expected `bool`, found `()` (expected bool, found ())
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println!("{}", x);
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}
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// Explicit parentheses on the left should match behavior of above
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if (x = x) {
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//~^ ERROR mismatched types: expected `bool`, found `()` (expected bool, found ())
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println!("{}", x);
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}
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// The struct literal interpretation is fine with explicit parentheses on the right
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if y = (Foo { foo: x }) {
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//~^ ERROR mismatched types: expected `bool`, found `()` (expected bool, found ())
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println!("{}", x);
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}
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}
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