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better error messages in args when missing { after function decl

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This commit is contained in:
ConnorSkees 2020-04-24 21:52:09 -04:00
parent cc881db254
commit 092cbe75bb
2 changed files with 13 additions and 7 deletions
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18
src/args.rs
View File

@ -199,12 +199,16 @@ pub(crate) fn eat_func_args<I: Iterator<Item = Token>>(
super_selector: &Selector,
) -> SassResult<FuncArgs> {
let mut args: Vec<FuncArg> = Vec::new();
let mut close_paren_span: Span = toks.peek().unwrap().pos();
devour_whitespace(toks);
while let Some(Token { kind, .. }) = toks.next() {
while let Some(Token { kind, pos }) = toks.next() {
let name = match kind {
'$' => eat_ident(toks, scope, super_selector)?,
')' => break,
')' => {
close_paren_span = pos;
break;
}
_ => todo!(),
};
let mut default: Vec<Token> = Vec::new();
@ -234,6 +238,7 @@ pub(crate) fn eat_func_args<I: Iterator<Item = Token>>(
default: Some(default),
is_variadic,
});
close_paren_span = tok.pos();
break;
}
_ => {
@ -268,6 +273,7 @@ pub(crate) fn eat_func_args<I: Iterator<Item = Token>>(
break;
}
')' => {
close_paren_span = span;
args.push(FuncArg {
name: name.replace('_', "-"),
default: if default.is_empty() {
@ -289,10 +295,10 @@ pub(crate) fn eat_func_args<I: Iterator<Item = Token>>(
devour_whitespace(toks);
}
devour_whitespace(toks);
if let Some(Token { kind: '{', .. }) = toks.next() {
} else {
todo!("expected `{{` after args")
}
match toks.next() {
Some(v) if v.kind == '{' => {}
Some(..) | None => return Err(("expected \"{\".", close_paren_span).into()),
};
Ok(FuncArgs(args))
}

2
src/output.rs
View File

@ -169,7 +169,7 @@ impl Css {
._inner_pretty_print(buf, nesting + 1)?;
writeln!(buf, "{}}}", padding)?;
}
_ => todo!("at-rule other than unknown at toplevel"),
_ => todo!("at-rule other than unknown at toplevel: {:?}", r),
},
Toplevel::Style(s) => {
writeln!(buf, "{}{}", padding, s.to_string()?)?;