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-rw-r--r--askama_parser/src/expr.rs126
1 files changed, 63 insertions, 63 deletions
diff --git a/askama_parser/src/expr.rs b/askama_parser/src/expr.rs
index 415b8f4..4bed4af 100644
--- a/askama_parser/src/expr.rs
+++ b/askama_parser/src/expr.rs
@@ -126,80 +126,80 @@ impl<'a> Expr<'a> {
}
Ok((i, expr))
}
-}
-fn expr_bool_lit(i: &str) -> IResult<&str, Expr<'_>> {
- map(bool_lit, Expr::BoolLit)(i)
-}
+ fn single(i: &'a str) -> IResult<&'a str, Self> {
+ alt((
+ Self::bool,
+ Self::num,
+ Self::str,
+ Self::char,
+ Self::path,
+ Self::array,
+ Self::var,
+ Self::group,
+ ))(i)
+ }
-fn expr_num_lit(i: &str) -> IResult<&str, Expr<'_>> {
- map(num_lit, Expr::NumLit)(i)
-}
+ fn group(i: &'a str) -> IResult<&'a str, Self> {
+ let (i, expr) = preceded(ws(char('(')), opt(Self::parse))(i)?;
+ let expr = match expr {
+ Some(expr) => expr,
+ None => {
+ let (i, _) = char(')')(i)?;
+ return Ok((i, Self::Tuple(vec![])));
+ }
+ };
-fn expr_array_lit(i: &str) -> IResult<&str, Expr<'_>> {
- delimited(
- ws(char('[')),
- map(separated_list1(ws(char(',')), Expr::parse), Expr::Array),
- ws(char(']')),
- )(i)
-}
+ let (i, comma) = ws(opt(peek(char(','))))(i)?;
+ if comma.is_none() {
+ let (i, _) = char(')')(i)?;
+ return Ok((i, Self::Group(Box::new(expr))));
+ }
-fn expr_str_lit(i: &str) -> IResult<&str, Expr<'_>> {
- map(str_lit, Expr::StrLit)(i)
-}
+ let mut exprs = vec![expr];
+ let (i, _) = fold_many0(
+ preceded(char(','), ws(Self::parse)),
+ || (),
+ |_, expr| {
+ exprs.push(expr);
+ },
+ )(i)?;
+ let (i, _) = pair(ws(opt(char(','))), char(')'))(i)?;
+ Ok((i, Self::Tuple(exprs)))
+ }
-fn expr_char_lit(i: &str) -> IResult<&str, Expr<'_>> {
- map(char_lit, Expr::CharLit)(i)
-}
+ fn array(i: &'a str) -> IResult<&'a str, Self> {
+ delimited(
+ ws(char('[')),
+ map(separated_list1(ws(char(',')), Self::parse), Self::Array),
+ ws(char(']')),
+ )(i)
+ }
-fn expr_var(i: &str) -> IResult<&str, Expr<'_>> {
- map(identifier, Expr::Var)(i)
-}
+ fn path(i: &'a str) -> IResult<&'a str, Self> {
+ let (i, path) = path(i)?;
+ Ok((i, Self::Path(path)))
+ }
-fn expr_path(i: &str) -> IResult<&str, Expr<'_>> {
- let (i, path) = path(i)?;
- Ok((i, Expr::Path(path)))
-}
+ fn var(i: &'a str) -> IResult<&'a str, Self> {
+ map(identifier, Self::Var)(i)
+ }
-fn expr_group(i: &str) -> IResult<&str, Expr<'_>> {
- let (i, expr) = preceded(ws(char('(')), opt(Expr::parse))(i)?;
- let expr = match expr {
- Some(expr) => expr,
- None => {
- let (i, _) = char(')')(i)?;
- return Ok((i, Expr::Tuple(vec![])));
- }
- };
+ fn str(i: &'a str) -> IResult<&'a str, Self> {
+ map(str_lit, Self::StrLit)(i)
+ }
- let (i, comma) = ws(opt(peek(char(','))))(i)?;
- if comma.is_none() {
- let (i, _) = char(')')(i)?;
- return Ok((i, Expr::Group(Box::new(expr))));
+ fn num(i: &'a str) -> IResult<&'a str, Self> {
+ map(num_lit, Self::NumLit)(i)
}
- let mut exprs = vec![expr];
- let (i, _) = fold_many0(
- preceded(char(','), ws(Expr::parse)),
- || (),
- |_, expr| {
- exprs.push(expr);
- },
- )(i)?;
- let (i, _) = pair(ws(opt(char(','))), char(')'))(i)?;
- Ok((i, Expr::Tuple(exprs)))
-}
+ fn char(i: &'a str) -> IResult<&'a str, Self> {
+ map(char_lit, Self::CharLit)(i)
+ }
-fn expr_single(i: &str) -> IResult<&str, Expr<'_>> {
- alt((
- expr_bool_lit,
- expr_num_lit,
- expr_str_lit,
- expr_char_lit,
- expr_path,
- expr_array_lit,
- expr_var,
- expr_group,
- ))(i)
+ fn bool(i: &'a str) -> IResult<&'a str, Self> {
+ map(bool_lit, Self::BoolLit)(i)
+ }
}
enum Suffix<'a> {
@@ -213,7 +213,7 @@ enum Suffix<'a> {
impl<'a> Suffix<'a> {
fn parse(i: &'a str) -> IResult<&'a str, Expr<'a>> {
- let (mut i, mut expr) = expr_single(i)?;
+ let (mut i, mut expr) = Expr::single(i)?;
loop {
let (j, suffix) = opt(alt((
Self::attr,