Fix: fix more lexer fuzz failures and remove debug println

rslint · Sep 27, 2020 · 01ba71a · 01ba71a
1 parent b8cb3f1
commit 01ba71a
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Showing 3 changed files with 21 additions and 3 deletions.
diff --git a/rslint_lexer/src/lib.rs b/rslint_lexer/src/lib.rs
@@ -581,7 +581,9 @@ impl<'src> Lexer<'src> {
                         }
                     }
                     Some(b'0'..=b'9') => self.read_exponent(),
-                    _ => {}
+                    _ => {
+                        self.next();
+                    }
                 }
             }
             // FIXME: many engines actually allow things like `09`, but by the spec, this is not allowed
@@ -1102,7 +1104,7 @@ impl<'src> Lexer<'src> {
                 self.verify_number_end(start)
             }
             PRD => {
-                if let Some(b"..") = self.bytes.get(self.cur..self.cur + 2) {
+                if let Some(b"..") = self.bytes.get(self.cur + 1..self.cur + 3) {
                     self.cur += 3;
                     return tok!(DOT2, 3);
                 }

diff --git a/rslint_lexer/src/tests.rs b/rslint_lexer/src/tests.rs
@@ -870,3 +870,20 @@ fn fuzz_fail_1() {
         ERROR_TOKEN:2
     }
 }
+
+#[test]
+fn fuzz_fail_2() {
+    assert_lex! {
+        "..",
+        DOT:1,
+        DOT:1
+    }
+}
+
+#[test]
+fn fuzz_fail_3() {
+    assert_lex! {
+        "0e",
+        ERROR_TOKEN:2
+    }
+}
diff --git a/rslint_parser/src/tests.rs b/rslint_parser/src/tests.rs
@@ -15,7 +15,6 @@ fn parser_smoke_test() {
 }
 
 fn test_data_dir() -> PathBuf {
-    println!("{:#?}", project_dir());
     project_dir().join("rslint_parser/test_data")
 }