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fix panics related to toplevel hash and quotes

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This commit is contained in:
ConnorSkees 2020-05-21 12:21:52 -04:00
parent 67091115db
commit b94a2403d0
3 changed files with 34 additions and 10 deletions
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20
src/lib.rs
View File

@ -369,11 +369,21 @@ pub(crate) fn eat_expr<I: Iterator<Item = Token>>(
}));
}
'#' => {
values.push(toks.next().unwrap());
if toks.peek().unwrap().kind == '{' {
values.push(toks.next().unwrap());
values.extend(read_until_closing_curly_brace(toks));
values.push(toks.next().unwrap());
let next = toks.next().unwrap();
values.push(next);
match toks.peek() {
Some(Token { kind: '{', .. }) => {
let next = toks.next().unwrap();
values.push(next);
values.extend(read_until_closing_curly_brace(toks));
if let Some(tok) = toks.next() {
values.push(tok);
} else {
return Err(("expected \"}\".", next.pos).into());
}
}
Some(..) => {}
None => return Err(("expected \"{\".", next.pos).into()),
}
}
'\\' => {

2
src/stylesheet.rs
View File

@ -298,7 +298,7 @@ impl<'a> StyleSheetParser<'a> {
',' | '!' | '{' => {
return Err(("expected \"{\".", self.lexer.next().unwrap().pos()).into());
}
'`' => {
'`' | '\'' | '"' => {
return Err(("expected selector.", self.lexer.next().unwrap().pos()).into());
}
_ => todo!("unexpected toplevel token: {:?}", kind),

22
tests/error.rs
View File

@ -97,10 +97,7 @@ error!(
comma_begins_value,
"a {color:,red;}", "Error: Expected expression."
);
error!(
nothing_after_hyphen,
"a {-}", "Error: Expected \":\"."
);
error!(nothing_after_hyphen, "a {-}", "Error: Expected \":\".");
error!(
nothing_after_hyphen_variable,
"a {$-", "Error: expected \":\"."
@ -109,3 +106,20 @@ error!(
closing_brace_after_hyphen_variable,
"a {$-}", "Error: Expected identifier."
);
error!(
dbl_quoted_selector,
"\"a\" {color: red;}", "Error: expected selector."
);
error!(
sgl_quoted_selector,
"'a' {color: red;}", "Error: expected selector."
);
error!(
toplevel_hash_no_closing_curly_brace_has_value,
"#{f", "Error: expected \"}\"."
);
error!(
toplevel_hash_no_closing_curly_brace_no_value,
"#{", "Error: expected \"}\"."
);
error!(toplevel_hash, "#", "Error: expected \"{\".");