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60 lines
1.5 KiB
C
60 lines
1.5 KiB
C
#ifndef CVALUE_H
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#define CVALUE_H
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#include "cosmo.h"
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typedef enum {
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COSMO_TNIL,
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COSMO_TBOOLEAN,
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COSMO_TNUMBER,
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COSMO_TOBJ
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} CosmoType;
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typedef double cosmo_Number;
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/*
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holds primitive cosmo types
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*/
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typedef struct CValue {
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CosmoType type;
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union {
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cosmo_Number num;
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bool b; // boolean
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CObj *obj;
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} val;
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} CValue;
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typedef CValue* StkPtr;
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typedef struct CValueArray {
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size_t capacity;
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size_t count;
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CValue *values;
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} CValueArray;
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void initValArray(CState *state, CValueArray *val, size_t startCapacity);
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void cleanValArray(CState *state, CValueArray *array); // cleans array
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void appendValArray(CState *state, CValueArray *array, CValue val);
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void printValue(CValue val);
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COSMO_API bool cosmoV_equal(CValue valA, CValue valB);
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COSMO_API CObjString *cosmoV_toString(CState *state, CValue val);
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#define IS_NUMBER(x) (x.type == COSMO_TNUMBER)
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#define IS_BOOLEAN(x) (x.type == COSMO_TBOOLEAN)
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#define IS_NIL(x) (x.type == COSMO_TNIL)
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#define IS_OBJ(x) (x.type == COSMO_TOBJ)
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// create CValues
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#define cosmoV_newNumber(x) ((CValue){COSMO_TNUMBER, {.num = x}})
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#define cosmoV_newBoolean(x) ((CValue){COSMO_TBOOLEAN, {.b = x}})
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#define cosmoV_newObj(x) ((CValue){COSMO_TOBJ, {.obj = (CObj*)x}})
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#define cosmoV_newNil() ((CValue){COSMO_TNIL, {.num = 0}})
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// read CValues
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#define cosmoV_readNumber(x) ((cosmo_Number)x.val.num)
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#define cosmoV_readBoolean(x) ((bool)x.val.b)
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#define cosmoV_readObj(x) ((CObj*)x.val.obj)
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#endif |