124 lines
3.2 KiB
C
124 lines
3.2 KiB
C
#pragma once
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#include <stdio.h>
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#include "kuroko.h"
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#include "value.h"
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#include "chunk.h"
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#include "table.h"
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#define OBJECT_TYPE(value) (AS_OBJECT(value)->type)
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#define IS_STRING(value) isObjType(value, OBJ_STRING)
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#define AS_STRING(value) ((KrkString *)AS_OBJECT(value))
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#define AS_CSTRING(value) (((KrkString *)AS_OBJECT(value))->chars)
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#define IS_FUNCTION(value) isObjType(value, OBJ_FUNCTION)
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#define AS_FUNCTION(value) ((KrkFunction *)AS_OBJECT(value))
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#define IS_NATIVE(value) isObjType(value, OBJ_NATIVE)
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#define AS_NATIVE(value) (((KrkNative *)AS_OBJECT(value))->function)
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#define IS_CLOSURE(value) isObjType(value, OBJ_CLOSURE)
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#define AS_CLOSURE(value) ((KrkClosure *)AS_OBJECT(value))
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#define IS_CLASS(value) isObjType(value, OBJ_CLASS)
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#define AS_CLASS(value) ((KrkClass *)AS_OBJECT(value))
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#define IS_INSTANCE(value) isObjType(value, OBJ_INSTANCE)
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#define AS_INSTANCE(value) ((KrkInstance *)AS_OBJECT(value))
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#define IS_BOUND_METHOD(value) isObjType(value, OBJ_BOUND_METHOD)
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#define AS_BOUND_METHOD(value) ((KrkBoundMethod*)AS_OBJECT(value))
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typedef enum {
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OBJ_FUNCTION,
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OBJ_NATIVE,
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OBJ_CLOSURE,
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OBJ_STRING,
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OBJ_UPVALUE,
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OBJ_CLASS,
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OBJ_INSTANCE,
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OBJ_BOUND_METHOD,
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} ObjType;
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struct Obj {
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ObjType type;
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char isMarked;
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struct Obj * next;
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};
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struct ObjString {
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KrkObj obj;
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size_t length;
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char * chars;
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uint32_t hash;
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};
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typedef struct KrkUpvalue {
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KrkObj obj;
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int location;
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KrkValue closed;
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struct KrkUpvalue * next;
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} KrkUpvalue;
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typedef struct {
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KrkObj obj;
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short requiredArgs;
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short defaultArgs;
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size_t upvalueCount;
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KrkChunk chunk;
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KrkString * name;
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KrkString * docstring;
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} KrkFunction;
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typedef struct {
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KrkObj obj;
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KrkFunction * function;
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KrkUpvalue ** upvalues;
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size_t upvalueCount;
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} KrkClosure;
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typedef struct KrkClass {
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KrkObj obj;
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KrkString * name;
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KrkString * filename;
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KrkString * docstring;
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struct KrkClass * base;
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KrkTable methods;
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} KrkClass;
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typedef struct {
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KrkObj obj;
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KrkClass * _class;
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KrkTable fields;
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} KrkInstance;
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typedef struct {
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KrkObj obj;
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KrkValue receiver;
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KrkObj * method;
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} KrkBoundMethod;
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typedef KrkValue (*NativeFn)(int argCount, KrkValue* args);
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typedef struct {
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KrkObj obj;
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NativeFn function;
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const char * name;
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int isMethod;
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} KrkNative;
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#define AS_LIST(value) (&AS_FUNCTION(value)->chunk.constants)
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#define AS_DICT(value) (&AS_CLASS(value)->methods)
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typedef KrkFunction KrkList;
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typedef KrkClass KrkDict;
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#define krk_newList() AS_LIST(krk_list_of(0,(KrkValue[]){}))
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#define krk_newDict() AS_DICT(krk_dict_of(0,(KrkValue[]){}))
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static inline int isObjType(KrkValue value, ObjType type) {
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return IS_OBJECT(value) && AS_OBJECT(value)->type == type;
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}
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extern KrkString * krk_takeString(char * chars, size_t length);
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extern KrkString * krk_copyString(const char * chars, size_t length);
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extern KrkFunction * krk_newFunction();
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extern KrkNative * krk_newNative(NativeFn function, const char * name, int type);
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extern KrkClosure * krk_newClosure(KrkFunction * function);
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extern KrkUpvalue * krk_newUpvalue(int slot);
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extern KrkClass * krk_newClass(KrkString * name);
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extern KrkInstance * krk_newInstance(KrkClass * _class);
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extern KrkBoundMethod * krk_newBoundMethod(KrkValue receiver, KrkObj * method);
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