diff options
Diffstat (limited to '')
| -rw-r--r-- | askama_shared/src/generator.rs | 10 | ||||
| -rw-r--r-- | askama_shared/src/parser.rs | 9 |
2 files changed, 11 insertions, 8 deletions
diff --git a/askama_shared/src/generator.rs b/askama_shared/src/generator.rs index bec3437..8a112c8 100644 --- a/askama_shared/src/generator.rs +++ b/askama_shared/src/generator.rs @@ -415,11 +415,13 @@ impl<'a> Generator<'a> { self.writeln("}"); } - fn write_match(&mut self, state: &'a State, ws1: &WS, expr: &Expr, inter: &'a str, arms: - &'a [When], ws2: &WS) { + fn write_match(&mut self, state: &'a State, ws1: &WS, expr: &Expr, inter: Option<&'a str>, + arms: &'a [When], ws2: &WS) { self.flush_ws(ws1); - if !inter.is_empty() { - self.next_ws = Some(inter); + if let Some(inter) = inter { + if !inter.is_empty() { + self.next_ws = Some(inter); + } } self.write("match "); diff --git a/askama_shared/src/parser.rs b/askama_shared/src/parser.rs index 14d1fe8..402801f 100644 --- a/askama_shared/src/parser.rs +++ b/askama_shared/src/parser.rs @@ -58,7 +58,7 @@ pub enum Node<'a> { LetDecl(WS, Target<'a>), Let(WS, Target<'a>, Expr<'a>), Cond(Vec<(WS, Option<Expr<'a>>, Vec<Node<'a>>)>, WS), - Match(WS, Expr<'a>, &'a str, Vec<When<'a>>, WS), + Match(WS, Expr<'a>, Option<&'a str>, Vec<When<'a>>, WS), Loop(WS, Target<'a>, Expr<'a>, Vec<Node<'a>>, WS), Extends(Expr<'a>), BlockDef(WS, &'a str, Vec<Node<'a>>, WS), @@ -480,7 +480,7 @@ named!(block_match<Node>, do_parse!( expr: ws!(expr_any) >> nws1: opt!(tag_s!("-")) >> tag_s!("%}") >> - inter: take_content >> + inter: opt!(take_content) >> arms: many1!(when_block) >> else_arm: opt!(match_else_block) >> ws!(tag_s!("{%")) >> @@ -493,13 +493,14 @@ named!(block_match<Node>, do_parse!( arms.push(arm); } let inter = match inter { - Node::Lit(lws, val, rws) => { + Some(Node::Lit(lws, val, rws)) => { assert!(val.is_empty(), "only whitespace allowed between match and first when, found {}", val); assert!(rws.is_empty(), "only whitespace allowed between match and first when, found {}", rws); - lws + Some(lws) }, + None => None, _ => panic!("only literals allowed between match and first when"), }; Node::Match( |