diff options
Diffstat (limited to 'askama_shared/src/parser.rs')
-rw-r--r-- | askama_shared/src/parser.rs | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/askama_shared/src/parser.rs b/askama_shared/src/parser.rs index 083e96b..495b68f 100644 --- a/askama_shared/src/parser.rs +++ b/askama_shared/src/parser.rs @@ -6,6 +6,7 @@ pub enum Expr<'a> { NumLit(&'a str), StrLit(&'a str), Var(&'a str), + Path(Vec<&'a str>), Attr(Box<Expr<'a>>, &'a str), Filter(&'a str, Vec<Expr<'a>>), BinOp(&'a str, Box<Expr<'a>>, Box<Expr<'a>>), @@ -136,6 +137,22 @@ named!(expr_var<Expr>, map!(identifier, |s| Expr::Var(s)) ); +named!(expr_path<Expr>, do_parse!( + start: call!(identifier) >> + rest: many1!(do_parse!( + tag_s!("::") >> + part: identifier >> + (part) + )) >> + ({ + let mut path = vec![ start ]; + for part in rest.iter() { + path.push(part); + } + Expr::Path(path) + }) +)); + named!(target_single<Target>, map!(identifier, |s| Target::Name(s) )); @@ -186,6 +203,7 @@ named!(expr_group<Expr>, map!( named!(expr_single<Expr>, alt!( expr_num_lit | expr_str_lit | + expr_path | expr_var | expr_group )); |