feat: 完整实现 typeof/void/in 操作符逻辑

2026-06-05 19:14:17 +08:00
parent 3e5a2161e5
commit 6c1b2cacff
2 changed files with 63 additions and 6 deletions
@@ -426,6 +426,51 @@ impl Vm {
                    }
                }

+                OpCode::TYPEOF => {
+                    let val = self.regs[a];
+                    let result = if val.is_undefined() {
+                        "undefined"
+                    } else if val.is_null() {
+                        "object"
+                    } else if val.is_bool() {
+                        "boolean"
+                    } else if val.is_int() || val.is_double() {
+                        "number"
+                    } else if val.is_string() {
+                        "string"
+                    } else if val.is_object() {
+                        let obj = unsafe { &*val.as_js_object_ptr() };
+                        if obj.is_function() {
+                            "function"
+                        } else {
+                            "object"
+                        }
+                    } else {
+                        "undefined"
+                    };
+                    self.regs[rd] = self.intern(result);
+                }
+
+                OpCode::VOID => {
+                    self.regs[rd] = JsValue::undefined();
+                }
+
+                OpCode::IN => {
+                    let key_val = self.regs[a];
+                    let obj_ptr = self.regs[b].as_object_ptr() as *mut JsObject;
+                    if obj_ptr.is_null() {
+                        return Err("IN right-hand side is not an object".into());
+                    }
+                    let obj = unsafe { &*obj_ptr };
+                    let prop_name_si = if key_val.is_string() {
+                        key_val.as_string_index()
+                    } else {
+                        return Err("IN key must be a string".into());
+                    };
+                    let found = self.resolve_property(obj, prop_name_si).is_some();
+                    self.regs[rd] = JsValue::bool(found);
+                }
+
                _ => {
                    if !op.is_implemented() {
                        return Ok(JsValue::undefined());