Make the diagnostic for static variables in patterns better
Fixes #17933.
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@ -5112,10 +5112,15 @@ impl<'a> Resolver<'a> {
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Some(def @ (DefFn(..), _)) |
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Some(def @ (DefVariant(..), _)) |
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Some(def @ (DefStruct(..), _)) |
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Some(def @ (DefConst(..), _)) |
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Some(def @ (DefStatic(..), _)) => {
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Some(def @ (DefConst(..), _)) => {
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self.record_def(pattern.id, def);
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}
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Some((DefStatic(..), _)) => {
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self.resolve_error(path.span,
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"static variables cannot be \
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referenced in a pattern, \
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use a `const` instead");
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}
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Some(_) => {
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self.resolve_error(path.span,
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format!("`{}` is not an enum variant, struct or const",
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@ -0,0 +1,19 @@
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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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pub static X: uint = 1u;
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fn main() {
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match 1u {
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self::X => { },
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//~^ ERROR static variables cannot be referenced in a pattern, use a `const` instead
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_ => { },
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}
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}
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