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Pacify tidy.

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This commit is contained in:
Niko Matsakis 2016-01-11 15:56:21 -05:00
parent 57c31b2849
commit 0723d6c6ed
4 changed files with 89 additions and 59 deletions
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3
src/librustc/middle/traits/error_reporting.rs
View File

@ -286,7 +286,8 @@ pub fn try_report_overflow_error_type_of_infinite_size<'a, 'tcx>(
struct_enum_tys.iter()
.enumerate()
.filter_map(|(index, ty)| match ty.sty {
ty::TyEnum(adt_def, _) | ty::TyStruct(adt_def, _) if adt_def.did.is_local() =>
ty::TyEnum(adt_def, _) | ty::TyStruct(adt_def, _)
if adt_def.did.is_local() =>
Some((index, adt_def.did)),
_ =>
None,

10
src/librustc_data_structures/obligation_forest/node_index.rs
View File

@ -1,3 +1,13 @@
// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
use core::nonzero::NonZero;
use std::u32;

132
src/librustc_data_structures/obligation_forest/test.rs
View File

@ -1,3 +1,13 @@
// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
use super::{ObligationForest, Outcome, Error};
#[test]
@ -86,42 +96,46 @@ fn success_in_grandchildren() {
let mut forest = ObligationForest::new();
forest.push_root("A");
let Outcome { successful: ok, errors: err, .. } = forest.process_obligations::<(),_>(|obligation, _| {
match *obligation {
"A" => Ok(Some(vec!["A.1", "A.2", "A.3"])),
_ => unreachable!(),
}
});
let Outcome { successful: ok, errors: err, .. } =
forest.process_obligations::<(),_>(|obligation, _| {
match *obligation {
"A" => Ok(Some(vec!["A.1", "A.2", "A.3"])),
_ => unreachable!(),
}
});
assert!(ok.is_empty());
assert!(err.is_empty());
let Outcome { successful: ok, errors: err, .. } = forest.process_obligations::<(),_>(|obligation, _| {
match *obligation {
"A.1" => Ok(Some(vec![])),
"A.2" => Ok(Some(vec!["A.2.i", "A.2.ii"])),
"A.3" => Ok(Some(vec![])),
_ => unreachable!(),
}
});
let Outcome { successful: ok, errors: err, .. } =
forest.process_obligations::<(),_>(|obligation, _| {
match *obligation {
"A.1" => Ok(Some(vec![])),
"A.2" => Ok(Some(vec!["A.2.i", "A.2.ii"])),
"A.3" => Ok(Some(vec![])),
_ => unreachable!(),
}
});
assert_eq!(ok, vec!["A.3", "A.1"]);
assert!(err.is_empty());
let Outcome { successful: ok, errors: err, .. } = forest.process_obligations::<(),_>(|obligation, _| {
match *obligation {
"A.2.i" => Ok(Some(vec!["A.2.i.a"])),
"A.2.ii" => Ok(Some(vec![])),
_ => unreachable!(),
}
});
let Outcome { successful: ok, errors: err, .. } =
forest.process_obligations::<(),_>(|obligation, _| {
match *obligation {
"A.2.i" => Ok(Some(vec!["A.2.i.a"])),
"A.2.ii" => Ok(Some(vec![])),
_ => unreachable!(),
}
});
assert_eq!(ok, vec!["A.2.ii"]);
assert!(err.is_empty());
let Outcome { successful: ok, errors: err, .. } = forest.process_obligations::<(),_>(|obligation, _| {
match *obligation {
"A.2.i.a" => Ok(Some(vec![])),
_ => unreachable!(),
}
});
let Outcome { successful: ok, errors: err, .. } =
forest.process_obligations::<(),_>(|obligation, _| {
match *obligation {
"A.2.i.a" => Ok(Some(vec![])),
_ => unreachable!(),
}
});
assert_eq!(ok, vec!["A.2.i.a", "A.2.i", "A.2", "A"]);
assert!(err.is_empty());
@ -137,12 +151,13 @@ fn to_errors_no_throw() {
// only yields one of them (and does not panic, in particular).
let mut forest = ObligationForest::new();
forest.push_root("A");
let Outcome { successful: ok, errors: err, .. } = forest.process_obligations::<(),_>(|obligation, _| {
match *obligation {
"A" => Ok(Some(vec!["A.1", "A.2", "A.3"])),
_ => unreachable!(),
}
});
let Outcome { successful: ok, errors: err, .. } =
forest.process_obligations::<(),_>(|obligation, _| {
match *obligation {
"A" => Ok(Some(vec!["A.1", "A.2", "A.3"])),
_ => unreachable!(),
}
});
assert_eq!(ok.len(), 0);
assert_eq!(err.len(), 0);
let errors = forest.to_errors(());
@ -155,34 +170,37 @@ fn backtrace() {
// only yields one of them (and does not panic, in particular).
let mut forest: ObligationForest<&'static str> = ObligationForest::new();
forest.push_root("A");
let Outcome { successful: ok, errors: err, .. } = forest.process_obligations::<(),_>(|obligation, mut backtrace| {
assert!(backtrace.next().is_none());
match *obligation {
"A" => Ok(Some(vec!["A.1"])),
_ => unreachable!(),
}
});
let Outcome { successful: ok, errors: err, .. } =
forest.process_obligations::<(),_>(|obligation, mut backtrace| {
assert!(backtrace.next().is_none());
match *obligation {
"A" => Ok(Some(vec!["A.1"])),
_ => unreachable!(),
}
});
assert!(ok.is_empty());
assert!(err.is_empty());
let Outcome { successful: ok, errors: err, .. } = forest.process_obligations::<(),_>(|obligation, mut backtrace| {
assert!(backtrace.next().unwrap() == &"A");
assert!(backtrace.next().is_none());
match *obligation {
"A.1" => Ok(Some(vec!["A.1.i"])),
_ => unreachable!(),
}
});
let Outcome { successful: ok, errors: err, .. } =
forest.process_obligations::<(),_>(|obligation, mut backtrace| {
assert!(backtrace.next().unwrap() == &"A");
assert!(backtrace.next().is_none());
match *obligation {
"A.1" => Ok(Some(vec!["A.1.i"])),
_ => unreachable!(),
}
});
assert!(ok.is_empty());
assert!(err.is_empty());
let Outcome { successful: ok, errors: err, .. } = forest.process_obligations::<(),_>(|obligation, mut backtrace| {
assert!(backtrace.next().unwrap() == &"A.1");
assert!(backtrace.next().unwrap() == &"A");
assert!(backtrace.next().is_none());
match *obligation {
"A.1.i" => Ok(None),
_ => unreachable!(),
}
});
let Outcome { successful: ok, errors: err, .. } =
forest.process_obligations::<(),_>(|obligation, mut backtrace| {
assert!(backtrace.next().unwrap() == &"A.1");
assert!(backtrace.next().unwrap() == &"A");
assert!(backtrace.next().is_none());
match *obligation {
"A.1.i" => Ok(None),
_ => unreachable!(),
}
});
assert_eq!(ok.len(), 0);
assert!(err.is_empty());
}

3
src/librustc_typeck/check/mod.rs
View File

@ -4142,7 +4142,8 @@ pub fn check_representable(tcx: &ty::ctxt,
// caught by case 1.
match rty.is_representable(tcx, sp) {
Representability::SelfRecursive => {
traits::recursive_type_with_infinite_size_error(tcx, tcx.map.local_def_id(item_id)).emit();
let item_def_id = tcx.map.local_def_id(item_id);
traits::recursive_type_with_infinite_size_error(tcx, item_def_id).emit();
return false
}
Representability::Representable | Representability::ContainsRecursive => (),