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-rw-r--r--askama_derive/src/parser.rs69
1 files changed, 0 insertions, 69 deletions
diff --git a/askama_derive/src/parser.rs b/askama_derive/src/parser.rs
deleted file mode 100644
index cd93971..0000000
--- a/askama_derive/src/parser.rs
+++ /dev/null
@@ -1,69 +0,0 @@
-use nom::{self, IResult};
-use std::str;
-
-pub enum Expr<'a> {
- Var(&'a [u8]),
- Filter(&'a str, Box<Expr<'a>>),
-}
-
-pub enum Node<'a> {
- Lit(&'a [u8]),
- Expr(Expr<'a>),
-}
-
-fn take_content(i: &[u8]) -> IResult<&[u8], Node> {
- if i.len() < 1 || i[0] == b'{' {
- return IResult::Error(error_position!(nom::ErrorKind::TakeUntil, i));
- }
- for (j, c) in i.iter().enumerate() {
- if *c == b'{' {
- if i.len() < j + 2 {
- return IResult::Done(&i[..0], Node::Lit(&i[..]));
- } else if i[j + 1] == '{' as u8 {
- return IResult::Done(&i[j..], Node::Lit(&i[..j]));
- } else if i[j + 1] == '%' as u8 {
- return IResult::Done(&i[j..], Node::Lit(&i[..j]));
- }
- }
- }
- IResult::Done(&i[..0], Node::Lit(&i[..]))
-}
-
-named!(expr_var<Expr>, map!(nom::alphanumeric, Expr::Var));
-
-fn expr_filtered(i: &[u8]) -> IResult<&[u8], Expr> {
- let (mut left, mut expr) = match expr_var(i) {
- IResult::Error(err) => { return IResult::Error(err); },
- IResult::Incomplete(needed) => { return IResult::Incomplete(needed); },
- IResult::Done(left, res) => (left, res),
- };
- while left[0] == b'|' {
- match nom::alphanumeric(&left[1..]) {
- IResult::Error(err) => {
- return IResult::Error(err);
- },
- IResult::Incomplete(needed) => {
- return IResult::Incomplete(needed);
- },
- IResult::Done(new_left, res) => {
- left = new_left;
- expr = Expr::Filter(str::from_utf8(res).unwrap(), Box::new(expr));
- },
- };
- }
- return IResult::Done(left, expr);
-}
-
-named!(expr_node<Node>, map!(
- delimited!(tag_s!("{{"), ws!(expr_filtered), tag_s!("}}")),
- Node::Expr));
-
-named!(parse_template< Vec<Node> >, many1!(alt!(take_content | expr_node)));
-
-pub fn parse<'a>(src: &'a str) -> Vec<Node> {
- match parse_template(src.as_bytes()) {
- IResult::Done(_, res) => res,
- IResult::Error(err) => panic!("problems parsing template source: {}", err),
- IResult::Incomplete(_) => panic!("parsing incomplete"),
- }
-}