fix: 逐个按顺序处理 field 与 block 以符合 JS 类元素源码顺序语义

crates/oxide_compiler/src/class/emit.rs

@@ -156,8 +156,7 @@ impl Compiler {
 
         self.emit_class_prototype(ctor_reg, proto_reg, super_reg, ctx.sub_modules.len() as u32, ctx)?;
         self.emit_class_methods(&class.body.body, ctor_reg, proto_reg, &self_binding, ctx)?;
-        self.emit_class_static_fields(&class.body.body, ctor_reg, ctx)?;
-        self.emit_class_static_blocks(&class.body.body, ctor_reg, ctx)?;
+        self.emit_class_static_elements(&class.body.body, ctor_reg, ctx)?;
 
         ctx.scopes.private_name_map = saved_private_names;
         Ok(ctor_reg)

crates/oxide_compiler/src/class/field.rs

@@ -2,24 +2,38 @@ use crate::compiler::{CompileCtx, Compiler};
 use oxide_parser::{ClassElement, PropertyKey};
 
 impl Compiler {
-    pub(crate) fn emit_class_static_fields(
+    /// Emit static field initializers and static blocks in source order.
+    /// JS class semantics interleave them (e.g. `static x = 1; static {
+    /// this.y = 1 } static z = this.y + 1` must run in that order). Emitting
+    /// all fields before all blocks would make `z` read `y` before it is set.
+    pub(crate) fn emit_class_static_elements(
         &self, elements: &[ClassElement], ctor_reg: u8, ctx: &mut CompileCtx,
     ) -> Result<(), String> {
+        let saved_static_this = ctx.static_block_this_reg;
+        ctx.static_block_this_reg = Some(ctor_reg);
         for element in elements {
-            if let ClassElement::PropertyDefinition(prop) = element {
-                let prop = prop.as_ref();
-                if prop.r#static {
-                    let saved_static_this = ctx.static_block_this_reg;
-                    ctx.static_block_this_reg = Some(ctor_reg);
-                    if let PropertyKey::PrivateIdentifier(private) = &prop.key {
-                        self.emit_private_field_init(ctor_reg, private.name.as_str(), prop.value.as_ref(), ctx)?;
-                    } else {
-                        self.emit_public_field_init(ctor_reg, &prop.key, prop.computed, prop.value.as_ref(), ctx)?;
+            match element {
+                ClassElement::PropertyDefinition(prop) => {
+                    let prop = prop.as_ref();
+                    if prop.r#static {
+                        if let PropertyKey::PrivateIdentifier(private) = &prop.key {
+                            self.emit_private_field_init(ctor_reg, private.name.as_str(), prop.value.as_ref(), ctx)?;
+                        } else {
+                            self.emit_public_field_init(ctor_reg, &prop.key, prop.computed, prop.value.as_ref(), ctx)?;
+                        }
                     }
-                    ctx.static_block_this_reg = saved_static_this;
                 }
+                ClassElement::StaticBlock(block) => {
+                    ctx.push_scope();
+                    for stmt in &block.body {
+                        self.emit_statement(stmt, ctx)?;
+                    }
+                    ctx.pop_scope();
+                }
+                _ => {}
             }
         }
+        ctx.static_block_this_reg = saved_static_this;
         Ok(())
     }
 }

crates/oxide_compiler/src/class/mod.rs

@@ -4,4 +4,3 @@ pub mod field;
 pub mod header;
 pub mod method;
 pub mod prototype;
-pub mod static_block;

crates/oxide_compiler/src/class/static_block.rs

@@ -1,22 +0,0 @@
-use crate::compiler::{CompileCtx, Compiler};
-use oxide_parser::ClassElement;
-
-impl Compiler {
-    pub(crate) fn emit_class_static_blocks(
-        &self, elements: &[ClassElement], ctor_reg: u8, ctx: &mut CompileCtx,
-    ) -> Result<(), String> {
-        for element in elements {
-            if let ClassElement::StaticBlock(block) = element {
-                let saved_static_this = ctx.static_block_this_reg;
-                ctx.static_block_this_reg = Some(ctor_reg);
-                ctx.push_scope();
-                for stmt in &block.body {
-                    self.emit_statement(stmt, ctx)?;
-                }
-                ctx.pop_scope();
-                ctx.static_block_this_reg = saved_static_this;
-            }
-        }
-        Ok(())
-    }
-}