rust/compiler/rustc_parse/src/parser/path.rs, branch 1.55.0

Fix handling of unmatched angle brackets in parser

2021-06-04T22:31:28+00:00

Fix turbofish recovery with multiple generic args

2021-02-27T10:46:49+00:00

check_mistyped_turbofish_with_multiple_type_params was previously expecting type arguments between angle brackets, which is not right, as we can also see const expressions. We now use generic argument parser instead of type parser. Test with one, two, and three generic arguments added to check consistentcy between 1. check_no_chained_comparison: Called after parsing a nested binop application like `x < A > ...` where angle brackets are interpreted as binary operators and `A` is an expression. 2. check_mistyped_turbofish_with_multiple_type_params: called by `parse_full_stmt` when we expect to see a semicolon after parsing an expression but don't see it. (In `T2<1, 2>::C;`, the expression is `T2 < 1`)

Point only at generic arguments when they are unexpected

2021-01-26T23:59:43+00:00

improve diagnostics for angle args

2021-01-22T16:07:27+00:00

Rework diagnostics for wrong number of generic args

2021-01-10T12:07:40+00:00

first pass at default values for const generics

2021-01-01T09:55:10+00:00

- Adds optional default values to const generic parameters in the AST and HIR - Parses these optional default values - Adds a `const_generics_defaults` feature gate

use matches!() macro in more places

2020-12-24T12:35:12+00:00

Gracefully handle confusing -> with : in function return type

2020-12-03T17:19:42+00:00

Gracefully handle mistyping -> as => in function return type

2020-12-01T11:12:48+00:00

Auto merge of #79266 - b-naber:gat_trait_path_parser, r=petrochenkov

2020-11-27T00:18:24+00:00

Generic Associated Types in Trait Paths - Ast part The Ast part of https://github.com/rust-lang/rust/pull/78978 r? `@petrochenkov`