WIP

parcel-bundler · Mar 11, 2024 · deefd30 · deefd30
1 parent 4262c95
commit deefd30
Showing 1 changed file with 33 additions and 42 deletions.
diff --git a/packages/transformers/js/core/src/env_replacer.rs b/packages/transformers/js/core/src/env_replacer.rs
@@ -83,54 +83,45 @@ impl<'a> Fold for EnvReplacer<'a> {
         return node.fold_children_with(self);
       }
 
-      let expr: Option<Expr> = match &assign.left {
-        AssignTarget::Simple(target) => {
-          // if let expr = target.into() {
-          //   Some(&**expr)
-          // } else
-          if let Expr::Member(member) = &*assign.right {
-            if assign.op == AssignOp::Assign
-              && match_member_expr(member, vec!["process", "env"], self.unresolved_mark)
-            {
-              // let mut decls = vec![];
-              // self.collect_pat_bindings(pat, &mut decls);
+      {
+        if let Expr::Member(member) = &*assign.right {
+          if assign.op == AssignOp::Assign
+            && match_member_expr(member, vec!["process", "env"], self.unresolved_mark)
+          {
+            let mut decls = vec![];
+            self.collect_pat_bindings(assign.left.into(), &mut decls);
 
-              // let mut exprs: Vec<Box<Expr>> = decls
-              //   .iter()
-              //   .map(|decl| {
-              //     Box::new(Expr::Assign(AssignExpr {
-              //       span: DUMMY_SP,
-              //       op: AssignOp::Assign,
-              //       left: PatOrExpr::Pat(Box::new(decl.name.clone())),
-              //       right: Box::new(if let Some(init) = &decl.init {
-              //         *init.clone()
-              //       } else {
-              //         Expr::Ident(get_undefined_ident(self.unresolved_mark))
-              //       }),
-              //     }))
-              //   })
-              //   .collect();
+            let mut exprs: Vec<Box<Expr>> = decls
+              .iter()
+              .map(|decl| {
+                Box::new(Expr::Assign(AssignExpr {
+                  span: DUMMY_SP,
+                  op: AssignOp::Assign,
+                  left: decl.name.try_into().unwrap(),
+                  right: Box::new(if let Some(init) = &decl.init {
+                    *init.clone()
+                  } else {
+                    Expr::Ident(get_undefined_ident(self.unresolved_mark))
+                  }),
+                }))
+              })
+              .collect();
 
-              // exprs.push(Box::new(Expr::Object(ObjectLit {
-              //   span: DUMMY_SP,
-              //   props: vec![],
-              // })));
+            exprs.push(Box::new(Expr::Object(ObjectLit {
+              span: DUMMY_SP,
+              props: vec![],
+            })));
 
-              return Expr::Seq(SeqExpr {
-                span: assign.span,
-                exprs: vec![],
-              });
-            }
-            None
-          } else {
-            None
+            return Expr::Seq(SeqExpr {
+              span: assign.span,
+              exprs,
+            });
           }
         }
-        // PatOrExpr::Expr(expr) => Some(&**expr),
-        _ => unreachable!(),
-      };
+      }
 
-      if let Some(Expr::Member(MemberExpr { obj, .. })) = &expr {
+      if let AssignTarget::Simple(SimpleAssignTarget::Member(MemberExpr { obj, .. })) = &assign.left
+      {
         if let Expr::Member(member) = &**obj {
           if match_member_expr(member, vec!["process", "env"], self.unresolved_mark) {
             self.emit_mutating_error(assign.span);