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-rw-r--r--askama_derive/src/generator.rs17
1 files changed, 16 insertions, 1 deletions
diff --git a/askama_derive/src/generator.rs b/askama_derive/src/generator.rs
index faf4e48..43c2a49 100644
--- a/askama_derive/src/generator.rs
+++ b/askama_derive/src/generator.rs
@@ -312,7 +312,7 @@ impl<'a> Generator<'a> {
self.writeln("))?;");
}
- fn write_let(&mut self, ws: &WS, var: &'a Target, val: &Expr) {
+ fn write_let_decl(&mut self, ws: &WS, var: &'a Target) {
self.handle_ws(ws);
self.write("let ");
match *var {
@@ -321,6 +321,20 @@ impl<'a> Generator<'a> {
self.write(name);
},
}
+ self.writeln(";");
+ }
+
+ fn write_let(&mut self, ws: &WS, var: &'a Target, val: &Expr) {
+ self.handle_ws(ws);
+ match *var {
+ Target::Name(name) => {
+ if !self.locals.contains(name) {
+ self.write("let ");
+ self.locals.insert(name);
+ }
+ self.write(name);
+ },
+ }
self.write(" = ");
self.visit_expr(val);
self.writeln(";");
@@ -417,6 +431,7 @@ impl<'a> Generator<'a> {
Node::Lit(lws, val, rws) => { self.write_lit(lws, val, rws); }
Node::Comment() => {},
Node::Expr(ref ws, ref val) => { self.write_expr(ws, val); },
+ Node::LetDecl(ref ws, ref var) => { self.write_let_decl(ws, var); },
Node::Let(ref ws, ref var, ref val) => { self.write_let(ws, var, val); },
Node::Cond(ref conds, ref ws) => {
self.write_cond(conds, ws);