refactor: 拆分 Kernel 中可变 Session 与不可变 Core

crates/oxide_vm/tests/arrow_tests.rs

@@ -37,7 +37,7 @@ fn eval_val(source: &str) -> (Vm, Result<JsValue, String>) {
 
 fn to_str(vm: &Vm, val: JsValue) -> String {
     if val.is_string() {
-        vm.kernel().string_forge().lookup(val.as_string_index()).unwrap_or_default()
+        vm.kernel_core().string_forge().lookup(val.as_string_index()).unwrap_or_default()
     } else {
         format!("{}", val)
     }

crates/oxide_vm/tests/builtins_boolean_tests.rs

@@ -14,7 +14,7 @@ fn eval(vm: &mut Vm, source: &str) -> Result<JsValue, String> {
 }
 
 fn str_val(vm: &Vm, val: JsValue) -> String {
-    vm.kernel().string_forge().lookup(val.as_string_index()).unwrap_or_default()
+    vm.kernel_core().string_forge().lookup(val.as_string_index()).unwrap_or_default()
 }
 
 // -- direct native fn tests --
@@ -25,7 +25,7 @@ fn bool_ctor_call(vm: &mut Vm, arg: JsValue) -> JsValue {
 }
 
 fn bool_ctor_new(vm: &mut Vm, arg: JsValue) -> JsValue {
-    let proto_ptr = vm.kernel().builtin_world().boolean_proto.as_ptr() as *mut JsObject;
+    let proto_ptr = vm.session().builtin_world().boolean_proto.as_ptr() as *mut JsObject;
     let wrapper = JsObject::new_empty(EMPTY_SHAPE_ID, JsValue::from_js_object(proto_ptr));
     let ptr = vm.epoch().alloc(wrapper);
     let val = JsValue::from_js_object(ptr);

crates/oxide_vm/tests/builtins_date_tests.rs

@@ -9,7 +9,7 @@ fn eval(vm: &mut Vm, source: &str) -> Result<oxide_types::value::JsValue, String
 }
 
 fn str_val(vm: &Vm, val: oxide_types::value::JsValue) -> String {
-    vm.kernel().string_forge().lookup(val.as_string_index()).unwrap_or_default()
+    vm.kernel_core().string_forge().lookup(val.as_string_index()).unwrap_or_default()
 }
 
 // -- static methods --

crates/oxide_vm/tests/builtins_function_tests.rs

@@ -34,7 +34,7 @@ fn function_bind_creates_wrapper() {
 fn function_constructor_is_global() {
     let mut vm = Vm::new();
     let result = eval(&mut vm, "typeof Function").unwrap();
-    let rendered = vm.kernel().string_forge().lookup(result.as_string_index()).unwrap_or_default();
+    let rendered = vm.kernel_core().string_forge().lookup(result.as_string_index()).unwrap_or_default();
     assert_eq!(rendered, "function");
 }
 
@@ -82,7 +82,7 @@ fn function_to_string_includes_function() {
     let mut vm = Vm::new();
     let result = eval(&mut vm, "Math.max.toString()").unwrap();
     assert!(result.is_string());
-    let rendered = vm.kernel().string_forge().lookup(result.as_string_index()).unwrap_or_default();
+    let rendered = vm.kernel_core().string_forge().lookup(result.as_string_index()).unwrap_or_default();
     assert_eq!(rendered, "function max() { [native code] }");
 }
 

crates/oxide_vm/tests/builtins_map_tests.rs

@@ -11,7 +11,7 @@ fn eval(vm: &mut Vm, source: &str) -> Result<JsValue, String> {
 }
 
 fn str_val(vm: &Vm, val: JsValue) -> String {
-    vm.kernel().string_forge().lookup(val.as_string_index()).unwrap_or_default()
+    vm.kernel_core().string_forge().lookup(val.as_string_index()).unwrap_or_default()
 }
 
 // -- direct native fn tests --

crates/oxide_vm/tests/builtins_number_tests.rs

@@ -76,7 +76,7 @@ fn number_constructor() {
 fn to_string_of_number() {
     let mut vm = Vm::new();
     let result = eval(&mut vm, "var n = 42; n.toString()").unwrap();
-    let s = vm.kernel().string_forge().lookup(result.as_string_index()).unwrap_or_default();
+    let s = vm.kernel_core().string_forge().lookup(result.as_string_index()).unwrap_or_default();
     assert_eq!(s, "42");
 }
 
@@ -84,7 +84,7 @@ fn to_string_of_number() {
 fn to_fixed_of_number() {
     let mut vm = Vm::new();
     let result = eval(&mut vm, "var n = 3.14159; n.toFixed(2)").unwrap();
-    let s = vm.kernel().string_forge().lookup(result.as_string_index()).unwrap_or_default();
+    let s = vm.kernel_core().string_forge().lookup(result.as_string_index()).unwrap_or_default();
     assert_eq!(s, "3.14");
 }
 
@@ -113,7 +113,7 @@ fn number_epsilon_is_positive() {
 fn number_to_exponential() {
     let mut vm = Vm::new();
     let result = eval(&mut vm, "var n = 123.456; n.toExponential(2)").unwrap();
-    let s = vm.kernel().string_forge().lookup(result.as_string_index()).unwrap_or_default();
+    let s = vm.kernel_core().string_forge().lookup(result.as_string_index()).unwrap_or_default();
     assert_eq!(s, "1.23e2");
 }
 

crates/oxide_vm/tests/builtins_object_tests.rs

@@ -41,7 +41,7 @@ fn object_assign_copies() {
 fn object_assign_boxes_primitive_target() {
     let (_vm, result) = eval("var result = Object.assign('a'); result.valueOf()").unwrap();
     assert!(result.is_string());
-    let rendered = _vm.kernel().string_forge().lookup(result.as_string_index()).unwrap_or_default();
+    let rendered = _vm.kernel_core().string_forge().lookup(result.as_string_index()).unwrap_or_default();
     assert_eq!(rendered, "a");
 }
 

crates/oxide_vm/tests/builtins_regexp_tests.rs

@@ -10,7 +10,7 @@ fn eval(vm: &mut Vm, source: &str) -> Result<JsValue, String> {
 }
 
 fn to_str(vm: &Vm, val: JsValue) -> String {
-    vm.kernel().string_forge().lookup(val.as_string_index()).unwrap_or_default()
+    vm.kernel_core().string_forge().lookup(val.as_string_index()).unwrap_or_default()
 }
 
 // --- RegExp constructor ---

crates/oxide_vm/tests/builtins_string_tests.rs

@@ -10,7 +10,7 @@ fn eval(vm: &mut Vm, source: &str) -> Result<JsValue, String> {
 }
 
 fn to_str(vm: &Vm, val: JsValue) -> String {
-    vm.kernel().string_forge().lookup(val.as_string_index()).unwrap_or_default()
+    vm.kernel_core().string_forge().lookup(val.as_string_index()).unwrap_or_default()
 }
 
 #[test]

crates/oxide_vm/tests/builtins_symbol_tests.rs

@@ -10,7 +10,7 @@ fn eval(vm: &mut Vm, source: &str) -> Result<JsValue, String> {
 }
 
 fn to_str(vm: &Vm, val: JsValue) -> String {
-    vm.kernel().string_forge().lookup(val.as_string_index()).unwrap_or_default()
+    vm.kernel_core().string_forge().lookup(val.as_string_index()).unwrap_or_default()
 }
 
 // --- Symbol constructor ---

crates/oxide_vm/tests/coercion_tests.rs

@@ -86,13 +86,13 @@ fn test_strict_equality_null_undefined() {
 #[test]
 fn test_to_int32_and_to_uint32() {
     let vm = Vm::new();
-    let sf = vm.kernel().string_forge().as_ref();
+    let sf = vm.kernel_core().string_forge().as_ref();
     let string_three = {
-        let (idx, hash) = vm.kernel().string_forge().intern("3");
+        let (idx, hash) = vm.kernel_core().string_forge().intern("3");
         JsValue::string(idx, hash)
     };
     let string_bad = {
-        let (idx, hash) = vm.kernel().string_forge().intern("x");
+        let (idx, hash) = vm.kernel_core().string_forge().intern("x");
         JsValue::string(idx, hash)
     };
 

crates/oxide_vm/tests/function_tests.rs

@@ -204,6 +204,6 @@ fn function_default_prototype_accepts_member_assignment() {
         "function Test262Error(message) { this.message = message || ''; } Test262Error.prototype.toString = function () { return this.message; }; new Test262Error('ok').toString()",
     )
     .unwrap();
-    let rendered = vm.kernel().string_forge().lookup(result.as_string_index()).unwrap_or_default();
+    let rendered = vm.kernel_core().string_forge().lookup(result.as_string_index()).unwrap_or_default();
     assert_eq!(rendered, "ok");
 }

crates/oxide_vm/tests/json_tests.rs

@@ -10,7 +10,7 @@ fn eval(vm: &mut Vm, source: &str) -> Result<JsValue, String> {
 }
 
 fn string_value(vm: &Vm, val: JsValue) -> String {
-    vm.kernel().string_forge().lookup(val.as_string_index()).unwrap_or_default()
+    vm.kernel_core().string_forge().lookup(val.as_string_index()).unwrap_or_default()
 }
 
 // -- JSON.parse --

crates/oxide_vm/tests/regression_tests.rs

@@ -1,7 +1,7 @@
 use std::sync::Arc;
 
 use oxide_compiler::compiler::Compiler;
-use oxide_kernel::kernel::{KernelConfig, OxideKernel};
+use oxide_kernel::kernel::{KernelConfig, KernelCore};
 use oxide_parser::Allocator;
 use oxide_vm::vm::Vm;
 
@@ -22,7 +22,7 @@ fn eval(source: &str) -> String {
     }
 }
 
-fn eval_with_kernel(source: &str, kernel: Arc<OxideKernel>) -> String {
+fn eval_with_kernel(source: &str, kernel: Arc<KernelCore>) -> String {
     let allocator = Allocator::default();
     let program = match oxide_parser::parse(&allocator, source) {
         Ok(p) => p,
@@ -32,7 +32,7 @@ fn eval_with_kernel(source: &str, kernel: Arc<OxideKernel>) -> String {
         Ok(m) => m,
         Err(e) => return format!("compile error: {e}"),
     };
-    let mut vm = Vm::with_kernel(kernel);
+    let mut vm = Vm::with_kernel_core(kernel);
     match vm.run(&module) {
         Ok(result) => format!("{result}"),
         Err(e) => format!("vm error: {e}"),
@@ -108,7 +108,7 @@ fn regression_for_in_prototype_chain() {
 fn regression_vm_step_limit_is_configurable() {
     let mut config = KernelConfig::minimal();
     config.max_steps = Some(5);
-    let kernel = Arc::new(OxideKernel::new(config));
+    let kernel = KernelCore::new(config);
     let result = eval_with_kernel("while (true) {}", kernel);
     assert!(
         result.contains("VM step limit exceeded"),

crates/oxide_vm/tests/template_tests.rs

@@ -37,7 +37,7 @@ fn eval_val(source: &str) -> (Vm, Result<JsValue, String>) {
 
 fn to_str(vm: &Vm, val: JsValue) -> String {
     if val.is_string() {
-        vm.kernel().string_forge().lookup(val.as_string_index()).unwrap_or_default()
+        vm.kernel_core().string_forge().lookup(val.as_string_index()).unwrap_or_default()
     } else {
         format!("{}", val)
     }