fix(css/parser): Resolve some TODOs (#2572)

Cargo.lock

@@ -2552,7 +2552,7 @@ dependencies = [
 
 [[package]]
 name = "swc_css_parser"
-version = "0.25.1"
+version = "0.25.2"
 dependencies = [
  "bitflags",
  "lexical",

css/parser/Cargo.toml

@@ -6,7 +6,7 @@ edition = "2018"
 license = "Apache-2.0/MIT"
 name = "swc_css_parser"
 repository = "https://github.com/swc-project/swc.git"
-version = "0.25.1"
+version = "0.25.2"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [features]

css/parser/src/lexer/mod.rs

@@ -622,7 +622,10 @@ where
                 // EOF
                 // This is a parse error. Return the <string-token>.
                 None => {
-                    return Err(ErrorKind::Eof);
+                    return Ok(Token::Str {
+                        value: value.into(),
+                        raw: raw.into(),
+                    })
                 }
             }
         }
@@ -719,8 +722,10 @@ where
                             });
                         }
                         None => {
-                            // TODO: This is a parse error. Return the <url-token>.
+                            return Ok(Token::Url {
-                            return Err(ErrorKind::Eof);
+                                value: value.into(),
+                                raw: raw.into(),
+                            });
                         }
                         _ => {}
                     }

css/parser/tests/errors/strings/eof-double-quotes/input.css

@@ -0,0 +1,2 @@
+div {
+  prop: "string

css/parser/tests/errors/strings/eof-double-quotes/output.stderr

@@ -0,0 +1,2 @@
+error: Expected "}"
+

css/parser/tests/errors/strings/eof-single-quotes/input.css

@@ -0,0 +1,2 @@
+div {
+  prop: 'string

css/parser/tests/errors/strings/eof-single-quotes/output.stderr

@@ -0,0 +1,2 @@
+error: Expected "}"
+

css/parser/tests/errors/url/eof-whitespaces/input.css

@@ -0,0 +1 @@
+a { prop: url(foo.png   

css/parser/tests/errors/url/eof-whitespaces/output.stderr

@@ -0,0 +1,2 @@
+error: Expected "}"
+

css/parser/tests/fixture/empty/output.json

@@ -0,0 +1,9 @@
+{
+  "type": "Stylesheet",
+  "span": {
+    "start": 0,
+    "end": 0,
+    "ctxt": 0
+  },
+  "rules": []
+}

css/parser/tests/fixture/empty/span.rust-debug

@@ -0,0 +1,2 @@
+error: Stylesheet
+