diff options
| author | Alex Burka <aburka@seas.upenn.edu> | 2016-01-13 01:27:40 -0500 |
|---|---|---|
| committer | Alex Burka <aburka@seas.upenn.edu> | 2016-02-27 02:01:41 -0500 |
| commit | 37a4cb32121bed9165f9bac696953f055f691aef (patch) | |
| tree | 1a742e020c5a9570bf5a4e3a12233a1d0bbeec52 /src/libsyntax | |
| parent | bd3197c748e7bfa652fb636fbb78fa7a42d826ca (diff) | |
| download | rust-37a4cb32121bed9165f9bac696953f055f691aef.tar.gz rust-37a4cb32121bed9165f9bac696953f055f691aef.zip | |
feature-gate inclusive range syntax
Diffstat (limited to 'src/libsyntax')
| -rw-r--r-- | src/libsyntax/feature_gate.rs | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/src/libsyntax/feature_gate.rs b/src/libsyntax/feature_gate.rs index 70bd85c00d4..9be52fb153d 100644 --- a/src/libsyntax/feature_gate.rs +++ b/src/libsyntax/feature_gate.rs @@ -241,7 +241,10 @@ const KNOWN_FEATURES: &'static [(&'static str, &'static str, Option<u32>, Status ("cfg_target_thread_local", "1.7.0", Some(29594), Active), // rustc internal - ("abi_vectorcall", "1.7.0", None, Active) + ("abi_vectorcall", "1.7.0", None, Active), + + // a...b and ...b + ("inclusive_range_syntax", "1.7.0", Some(28237), Active), ]; // (changing above list without updating src/doc/reference.md makes @cmr sad) @@ -549,6 +552,7 @@ pub struct Features { pub allow_placement_in: bool, pub allow_box: bool, pub allow_pushpop_unsafe: bool, + pub allow_inclusive_range: bool, pub simd_ffi: bool, pub unmarked_api: bool, /// spans of #![feature] attrs for stable language features. for error reporting @@ -585,6 +589,7 @@ impl Features { allow_placement_in: false, allow_box: false, allow_pushpop_unsafe: false, + allow_inclusive_range: false, simd_ffi: false, unmarked_api: false, declared_stable_lang_features: Vec::new(), @@ -998,6 +1003,11 @@ impl<'a, 'v> Visitor<'v> for PostExpansionVisitor<'a> { self.gate_feature("type_ascription", e.span, "type ascription is experimental"); } + ast::ExprRange(_, _, ast::RangeLimits::Closed) => { + self.gate_feature("inclusive_range_syntax", + e.span, + "inclusive range syntax is experimental"); + } _ => {} } visit::walk_expr(self, e); @@ -1184,6 +1194,7 @@ fn check_crate_inner<F>(cm: &CodeMap, span_handler: &Handler, allow_placement_in: cx.has_feature("placement_in_syntax"), allow_box: cx.has_feature("box_syntax"), allow_pushpop_unsafe: cx.has_feature("pushpop_unsafe"), + allow_inclusive_range: cx.has_feature("inclusive_range_syntax"), simd_ffi: cx.has_feature("simd_ffi"), unmarked_api: cx.has_feature("unmarked_api"), declared_stable_lang_features: accepted_features, |