ruby/prism/util/pm_state_stack.h

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C

/**
* @file pm_state_stack.h
*
* A stack of boolean values.
*/
#ifndef PRISM_STATE_STACK_H
#define PRISM_STATE_STACK_H
#include "prism/defines.h"
#include <stdbool.h>
#include <stdint.h>
/**
* A struct that represents a stack of boolean values.
*/
typedef uint32_t pm_state_stack_t;
/**
* Pushes a value onto the stack.
*
* @param stack The stack to push the value onto.
* @param value The value to push onto the stack.
*/
void pm_state_stack_push(pm_state_stack_t *stack, bool value);
/**
* Pops a value off the stack.
*
* @param stack The stack to pop the value off of.
*/
void pm_state_stack_pop(pm_state_stack_t *stack);
/**
* Returns the value at the top of the stack.
*
* @param stack The stack to get the value from.
* @return The value at the top of the stack.
*/
bool pm_state_stack_p(pm_state_stack_t *stack);
#endif