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annotate runtime/object.h @ 331:61f5b794d939

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Breaking change: method call syntax now always uses the syntactic receiver as the actual receiver. This makes its behavior different from function call syntax, but solves some problems with methods being shadowed by local variables and the like.
author Michael Pavone <pavone@retrodev.com>
date Sat, 28 Mar 2015 14:21:04 -0700
parents d2b70cba661e
children
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1 #ifndef OBJECT_H_
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2 #define OBJECT_H_
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3
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4 #include <stdint.h>
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5 #include <stdarg.h>
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7 #define LAST_METHOD 0xFFFFFFFF
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9 typedef struct obj_meta obj_meta;
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10
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11 typedef struct object
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12 {
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13 obj_meta * meta;
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14 struct object * parent;
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15 } object;
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17 typedef object * (*method)(uint32_t method_id, uint32_t num_args, object * self, va_list args);
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19 typedef object * (*closure_func)(void *, uint32_t, ...);
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20 /*
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21 typedef struct closure
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22 {
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23 object header;
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24 void * env;
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25 closure_func func;
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26 } closure;
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27 */
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28 struct obj_meta
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29 {
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30 uint32_t size;
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31 method meth_lookup[16];
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32 uint32_t *methods[16];
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33 };
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35 extern obj_meta lambda_meta;
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37 object * mcall(uint32_t method_id, uint32_t num_args, object * self, ...);
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38 #define ccall(clos, num_args, ...) (((lambda *)clos)->func(((lambda *)clos)->env, num_args,##__VA_ARGS__))
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40 void * make_object(obj_meta * meta, void * parent, int num_props, ...);
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41 object * make_lambda(void * env, closure_func func);
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42 object * make_array(uint32_t num_els, ...);
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43 object * make_list(uint32_t num_els, ...);
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44 int object_understands(object * obj, uint32_t method_id);
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46 #endif //OBJECT_H_