pm_buffer.h

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#ifndef PRISM_BUFFER_H
#define PRISM_BUFFER_H
 
#include "prism/defines.h"
#include "prism/util/pm_char.h"
 
#include <assert.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>

typedef struct {
    size_t length;

    size_t capacity;

    char *value;
} pm_buffer_t;

PRISM_EXPORTED_FUNCTION size_t pm_buffer_sizeof(void);

bool pm_buffer_init_capacity(pm_buffer_t *buffer, size_t capacity);

PRISM_EXPORTED_FUNCTION bool pm_buffer_init(pm_buffer_t *buffer);

PRISM_EXPORTED_FUNCTION char * pm_buffer_value(const pm_buffer_t *buffer);

PRISM_EXPORTED_FUNCTION size_t pm_buffer_length(const pm_buffer_t *buffer);

void pm_buffer_append_zeroes(pm_buffer_t *buffer, size_t length);

void pm_buffer_append_format(pm_buffer_t *buffer, const char *format, ...) PRISM_ATTRIBUTE_FORMAT(2, 3);

void pm_buffer_append_string(pm_buffer_t *buffer, const char *value, size_t length);

void pm_buffer_append_bytes(pm_buffer_t *buffer, const uint8_t *value, size_t length);

void pm_buffer_append_byte(pm_buffer_t *buffer, uint8_t value);

void pm_buffer_append_varuint(pm_buffer_t *buffer, uint32_t value);

void pm_buffer_append_varsint(pm_buffer_t *buffer, int32_t value);

void pm_buffer_append_double(pm_buffer_t *buffer, double value);

bool pm_buffer_append_unicode_codepoint(pm_buffer_t *buffer, uint32_t value);

typedef enum {
    PM_BUFFER_ESCAPING_RUBY,
    PM_BUFFER_ESCAPING_JSON
} pm_buffer_escaping_t;

void pm_buffer_append_source(pm_buffer_t *buffer, const uint8_t *source, size_t length, pm_buffer_escaping_t escaping);

void pm_buffer_prepend_string(pm_buffer_t *buffer, const char *value, size_t length);

void pm_buffer_concat(pm_buffer_t *destination, const pm_buffer_t *source);

void pm_buffer_clear(pm_buffer_t *buffer);

void pm_buffer_rstrip(pm_buffer_t *buffer);

size_t pm_buffer_index(const pm_buffer_t *buffer, char value);

void pm_buffer_insert(pm_buffer_t *buffer, size_t index, const char *value, size_t length);

PRISM_EXPORTED_FUNCTION void pm_buffer_free(pm_buffer_t *buffer);
 
#endif