diff options
Diffstat (limited to 'askama_derive/src')
-rw-r--r-- | askama_derive/src/generator.rs | 37 |
1 files changed, 22 insertions, 15 deletions
diff --git a/askama_derive/src/generator.rs b/askama_derive/src/generator.rs index 49c0d02..28640ca 100644 --- a/askama_derive/src/generator.rs +++ b/askama_derive/src/generator.rs @@ -41,6 +41,8 @@ struct Generator<'a> { skip_ws: bool, // If currently in a block, this will contain the name of a potential parent block super_block: Option<(&'a str, usize)>, + // buffer for literals + buf_lit: Vec<&'a str>, } impl<'a> Generator<'a> { @@ -58,6 +60,7 @@ impl<'a> Generator<'a> { next_ws: None, skip_ws: false, super_block: None, + buf_lit: vec![], } } @@ -242,7 +245,7 @@ impl<'a> Generator<'a> { for n in nodes { match *n { Node::Lit(lws, val, rws) => { - self.write_lit(buf, lws, val, rws); + self.visit_lit(lws, val, rws); } Node::Comment(ws) => { self.write_comment(buf, ws); @@ -304,6 +307,8 @@ impl<'a> Generator<'a> { } } } + + self.write_buf_lit(buf); } fn write_cond(&mut self, ctx: &'a Context, buf: &mut Buffer, conds: &'a [Cond], ws: WS) { @@ -595,30 +600,31 @@ impl<'a> Generator<'a> { buf.writeln(")?;"); } - fn write_lit(&mut self, buf: &mut Buffer, lws: &'a str, val: &str, rws: &'a str) { + // Write literals buffer and empty + fn write_buf_lit(&mut self, buf: &mut Buffer) { + if !self.buf_lit.is_empty() { + buf.writeln(&format!("writer.write_str({:#?})?;", self.buf_lit.join(""))); + self.buf_lit = vec![]; + } + } + + fn visit_lit(&mut self, lws: &'a str, val: &'a str, rws: &'a str) { assert!(self.next_ws.is_none()); - let lws_write = if !lws.is_empty() { + if !lws.is_empty() { if self.skip_ws { self.skip_ws = false; - false } else if val.is_empty() { assert!(rws.is_empty()); self.next_ws = Some(lws); - false } else { - true + self.buf_lit.push(lws); } - } else { - false - }; + } if !val.is_empty() { - if lws_write { - buf.writeln(&format!("writer.write_str({:#?})?;", [lws, val].join(""))); - } else { - buf.writeln(&format!("writer.write_str({:#?})?;", val)); - } + self.buf_lit.push(val); } + if !rws.is_empty() { self.next_ws = Some(rws); } @@ -928,10 +934,11 @@ impl<'a> Generator<'a> { if self.next_ws.is_some() && !ws.0 { let val = self.next_ws.unwrap(); if !val.is_empty() { - buf.writeln(&format!("writer.write_str({:#?})?;", val)); + self.buf_lit.push(val); } } self.next_ws = None; + self.write_buf_lit(buf); } // Sets `skip_ws` to match the suffix whitespace suppressor from the given |