codegen: Fix for jsx (#1097)

Author: kdy1

ecmascript/Cargo.toml

@@ -6,7 +6,7 @@ edition = "2018"
 license = "Apache-2.0/MIT"
 name = "swc_ecmascript"
 repository = "https://github.com/swc-project/swc.git"
-version = "0.7.10"
+version = "0.7.11"
 
 [features]
 codegen = ["swc_ecma_codegen"]

ecmascript/codegen/Cargo.toml

@@ -7,7 +7,7 @@ include = ["Cargo.toml", "src/**/*.rs"]
 license = "Apache-2.0/MIT"
 name = "swc_ecma_codegen"
 repository = "https://github.com/swc-project/swc.git"
-version = "0.35.2"
+version = "0.35.3"
 
 [dependencies]
 bitflags = "1"

ecmascript/codegen/src/jsx.rs

@@ -23,6 +23,8 @@ impl<'a> Emitter<'a> {
         punct!("<");
         emit!(node.name);
 
+        space!();
+
         self.emit_list(
             node.span(),
             Some(&node.attrs),
@@ -49,7 +51,10 @@ impl<'a> Emitter<'a> {
         emit!(node.name);
 
         if let Some(ref value) = node.value {
-            punct!(" ");
+            space!();
+            punct!("=");
+            space!();
+
             emit!(value);
         }
     }

ecmascript/codegen/src/tests.rs

@@ -418,6 +418,19 @@ fn issue_915_4() {
     test_identical(r#"`\\r\\n--${this.boundary}`;"#);
 }
 
+#[test]
+fn jsx_1() {
+    test_from_to_custom_config(
+        "<Foo title=\"name\" desc=\"<empty>\" bool it>foo</Foo>;",
+        "<Foo title = \"name\" desc = \"<empty>\" bool it>foo</Foo>;",
+        Default::default(),
+        Syntax::Es(EsConfig {
+            jsx: true,
+            ..Default::default()
+        }),
+    );
+}
+
 #[derive(Debug, Clone)]
 struct Buf(Arc<RwLock<Vec<u8>>>);
 impl Write for Buf {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@swc/core",
-  "version": "1.2.31",
+  "version": "1.2.32",
   "description": "Super-fast alternative for babel",
   "homepage": "https://swc.rs",
   "main": "./index.js",