Rava/types/types.h

#ifndef RAVA_TYPES_H
#define RAVA_TYPES_H

#include <stddef.h>
#include <stdbool.h>

typedef enum {
    RAVA_TYPE_VOID,
    RAVA_TYPE_BOOLEAN,
    RAVA_TYPE_BYTE,
    RAVA_TYPE_SHORT,
    RAVA_TYPE_INT,
    RAVA_TYPE_LONG,
    RAVA_TYPE_CHAR,
    RAVA_TYPE_FLOAT,
    RAVA_TYPE_DOUBLE,
    RAVA_TYPE_CLASS,
    RAVA_TYPE_INTERFACE,
    RAVA_TYPE_ARRAY,
    RAVA_TYPE_NULL,
    RAVA_TYPE_UNKNOWN
} RavaTypeKind_e;

typedef struct RavaType_t RavaType_t;

struct RavaType_t {
    RavaTypeKind_e kind;
    char *name;

    union {
        struct {
            RavaType_t *element_type;
            int dimensions;
        } array;

        struct {
            char *class_name;
        } class_type;
    } data;
};

RavaType_t* rava_type_create_primitive(RavaTypeKind_e kind);
RavaType_t* rava_type_create_class(const char *class_name);
RavaType_t* rava_type_create_array(RavaType_t *element_type, int dimensions);
void rava_type_destroy(RavaType_t *type);

RavaType_t* rava_type_from_name(const char *type_name);
bool rava_type_is_primitive(RavaType_t *type);
bool rava_type_is_numeric(RavaType_t *type);
bool rava_type_is_integral(RavaType_t *type);
bool rava_type_is_floating(RavaType_t *type);
bool rava_type_is_reference(RavaType_t *type);

bool rava_type_equals(RavaType_t *a, RavaType_t *b);
bool rava_type_is_assignable_to(RavaType_t *from, RavaType_t *to);
bool rava_type_is_castable_to(RavaType_t *from, RavaType_t *to);

RavaType_t* rava_type_binary_result(RavaType_t *left, RavaType_t *right);
RavaType_t* rava_type_unary_result(RavaType_t *operand);

const char* rava_type_to_string(RavaType_t *type);

#endif