bjoernager/rust
bjoernager/rust
1
Fork 0
Code Issues Pull requests Activity

introduce Guard enum

Browse source
This commit is contained in:
F001 2018-08-30 12:18:11 +08:00
parent 70c33bb8e2
commit 7a083ca25f
22 changed files with 115 additions and 35 deletions
Download patch file Download diff file Expand all files Collapse all files

4
src/libsyntax/parse/parser.rs
View file

@ -12,7 +12,7 @@ use rustc_target::spec::abi::{self, Abi};
use ast::{AngleBracketedArgs, ParenthesisedArgs, AttrStyle, BareFnTy};
use ast::{GenericBound, TraitBoundModifier};
use ast::Unsafety;
use ast::{Mod, AnonConst, Arg, Arm, Attribute, BindingMode, TraitItemKind};
use ast::{Mod, AnonConst, Arg, Arm, Guard, Attribute, BindingMode, TraitItemKind};
use ast::Block;
use ast::{BlockCheckMode, CaptureBy, Movability};
use ast::{Constness, Crate};
@ -3509,7 +3509,7 @@ impl<'a> Parser<'a> {
self.eat(&token::BinOp(token::Or));
let pats = self.parse_pats()?;
let guard = if self.eat_keyword(keywords::If) {
Some(self.parse_expr()?)
Some(Guard::If(self.parse_expr()?))
} else {
None
};