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value.c
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value.c
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#include "memory.h"
#include "value.h"
#include "object.h"
#include <stdio.h>
#include <string.h>
void Value_print(Value value) {
switch (value.type) {
case VAL_NIL: printf("nil"); break;
case VAL_BOOL: printf(AS_BOOL(value) ? "true" : "false"); break;
case VAL_NUMBER: printf("%g", AS_NUMBER(value)); break;
case VAL_OBJECT: Object_print(value); break;
default: printf("unkown value type");
}
}
bool Value_equals(Value value, Value other) {
if (value.type != other.type) return false;
switch (value.type) {
case VAL_NIL: return true;
case VAL_BOOL: return AS_BOOL(value) == AS_BOOL(other);
case VAL_NUMBER: return AS_NUMBER(value) == AS_NUMBER(other);
case VAL_OBJECT: return AS_STRING(value) == AS_STRING(other);
default: return false;
}
}
void ValueArray_init(ValueArray* array) {
array->values = NULL;
array->capacity = 0;
array->count = 0;
}
void ValueArray_write(ValueArray *array, Value value) {
if (array->capacity < array->count + 1) {
size_t old_capacity = array->capacity;
array->capacity = GROW_CAPACITY(old_capacity);
array->values = GROW_ARRAY(Value, array->values, old_capacity, array->capacity);
}
array->values[array->count] = value;
array->count++;
}
void ValueArray_free(ValueArray* array) {
FREE_ARRAY(Value, array->values, array->capacity);
ValueArray_init(array);
}