Fix errors found while fuzzing

Fixes #41
Fixes #42

src/parser.rs

@@ -319,7 +319,7 @@ impl<'a> Parser<'a> {
  '"' => self.parse_basic_string(),
  '\'' => self.parse_literal_string(),
  // Boolean: true
- 't' if &self.src[self.idx..self.idx + 4] == "true" => {
+ 't' if self.src[self.idx..].starts_with("true") => {
  self.inc();
  self.inc();
  self.inc();
@@ -331,7 +331,7 @@ impl<'a> Parser<'a> {
  })
  }
  // Boolean: False
- 'f' if &self.src[self.idx..self.idx + 5] == "false" => {
+ 'f' if self.src[self.idx..].starts_with("false") => {
  self.inc();
  self.inc();
  self.inc();
@@ -744,4 +744,16 @@ mod tests {
  invalid_ints.iter().for_each(|s| {assert_eq!(None, Parser::parse_number(s, Trivia::default()))});
  invalid_floats.iter().for_each(|s| {assert_eq!(None, Parser::parse_number(s, Trivia::default()))});
  }
+
+ #[test]
+ fn issue41() {
+ let text = ::std::str::from_utf8(b"\'\'fb\'\xee\x9d\xbd").unwrap();
+ let _ = Parser::new(text).parse();
+ }
+
+ #[test]
+ fn issue42() {
+ let text = ::std::str::from_utf8(b"\'\nv\'f%\nb").unwrap();
+ let _ = Parser::new(text).parse();
+ }
 }