nngn::lua::state_view Class Reference

#include <state.h>

Inheritance diagram for nngn::lua::state_view:

Public Member Functions
	state_view (void)=default
	Empty state, must call init before any other function is called.
	state_view (lua_State *L_)
	Wraps an existing luaState.
	operator lua_State * (void) const
	Implicit conversion so the state can be passed to Lua functions.
bool	init (alloc_info *i=nullptr)
	Initializes a new state.
state_view	release (void)
void	destroy (void)
	Destroys the associated lua_State.
int	top (void) const
type	get_type (int i) const
template<typename T = lua_Integer>
T	len (int i) const
std::pair< lua_Alloc, void * >	allocator (void) const
	Get memory allocator data.
global_table	globals (void) const
void	set_top (int i) const
void	set_meta_table (auto &&mt, int i)
void	print_stack (void) const
	Non-static version.
void	print_traceback (void) const
	Non-static version.
bool	doarg (std::string_view s) const
	Calls dofile or dostring depending on s[0] == '@'.
bool	dofile (std::string_view filename) const
bool	dostring (std::string_view src) const
bool	dofunction (std::string_view f) const
	Executes the global function f.
template<typename T >
T *	new_user_data (int nv=0) const
template<typename T >
table	new_user_type (void) const
	Registers a new user type and returns its meta table.
table	create_table (void) const
	Creates a table and pushes it on the stack.
table	create_table (int narr, int nrec) const
	Creates a table and pushes it on the stack.
template<typename T = value_view>
T	get (int i) const
	Reads a value from the stack.
template<typename T = value_view>
T	push (auto &&x) const
	Pushes a value onto the stack.
void	pop (int n=1) const
void	remove (int i) const
void	call (auto &&f, auto &&...args) const
	Function call, protected in debug mode.
int	pcall (auto &&h, auto &&f, auto &&...args) const
	Protected function call with error handler.
std::pair< value, std::string_view >	to_string (int i) const
	Pushes a string representation of a value onto the stack.
bool	heartbeat (void) const
	Execute the global heartbeat function.

Protected Attributes
lua_State *	L = nullptr

Constructor & Destructor Documentation

state_view() [1/2]

nngn::lua::state_view::state_view ( void )

default

Empty state, must call init before any other function is called.

state_view() [2/2]

nngn::lua::state_view::state_view ( lua_State * L_ )

inline

Wraps an existing luaState.

Member Function Documentation

allocator()

std::pair< lua_Alloc, void * > nngn::lua::state_view::allocator ( void ) const

inline

Get memory allocator data.

See also

lua_getallocf

Here is the call graph for this function:

Here is the caller graph for this function:

call()

void nngn::lua::state_view::call	(	auto &&	f,
		auto &&...	args ) const

Function call, protected in debug mode.

See also

lua_call

Here is the call graph for this function:

Here is the caller graph for this function:

create_table() [1/2]

table nngn::lua::state_view::create_table ( int narr, int nrec ) const

inline

Creates a table and pushes it on the stack.

create_table() [2/2]

table nngn::lua::state_view::create_table ( void ) const

inline

Creates a table and pushes it on the stack.

See also

lua_createtable

Here is the call graph for this function:

Here is the caller graph for this function:

destroy()

void nngn::lua::state_view::destroy

(

void

)

Destroys the associated lua_State.

Here is the call graph for this function:

Here is the caller graph for this function:

doarg()

bool nngn::lua::state_view::doarg

(

std::string_view

s

)

const

Calls dofile or dostring depending on s[0] == '@'.

See how the lua interpreter program handles LUA_INIT.

Here is the call graph for this function:

dofile()

bool nngn::lua::state_view::dofile

(

std::string_view

filename

)

const

See also

luaL_dofile

Here is the call graph for this function:

Here is the caller graph for this function:

dofunction()

bool nngn::lua::state_view::dofunction

(

std::string_view

f

)

const

Executes the global function f.

Here is the call graph for this function:

dostring()

bool nngn::lua::state_view::dostring

(

std::string_view

src

)

const

See also

luaL_dostring

Here is the call graph for this function:

Here is the caller graph for this function:

get()

template<typename T >

T nngn::lua::state_view::get

(

int

i

)

const

Reads a value from the stack.

Here is the call graph for this function:

Here is the caller graph for this function:

get_type()

type nngn::lua::state_view::get_type ( int i ) const

inline

See also

lua_type

Here is the call graph for this function:

Here is the caller graph for this function:

globals()

global_table nngn::lua::state_view::globals ( void ) const

inline

See also

nngn::lua::global_table

Here is the caller graph for this function:

heartbeat()

bool nngn::lua::state_view::heartbeat

(

void

)

const

Execute the global heartbeat function.

Here is the call graph for this function:

init()

bool nngn::lua::state_view::init

(

alloc_info *

i = nullptr

)

Initializes a new state.

The current state, if it exists, is destroyed.

Parameters

i	If set, track all allocations (if compiled with custom allocator support).

Here is the call graph for this function:

Here is the caller graph for this function:

len()

template<typename T >

T nngn::lua::state_view::len

(

int

i

)

const

See also

lua_len

Here is the call graph for this function:

Here is the caller graph for this function:

new_user_data()

template<typename T >

T * nngn::lua::state_view::new_user_data

(

int

nv = 0

)

const

See also

lua_newuserdatauv

Here is the call graph for this function:

new_user_type()

template<typename T >

table nngn::lua::state_view::new_user_type

(

void

)

const

Registers a new user type and returns its meta table.

Here is the call graph for this function:

Here is the caller graph for this function:

operator lua_State *()

nngn::lua::state_view::operator lua_State * ( void ) const

inline

Implicit conversion so the state can be passed to Lua functions.

pcall()

int nngn::lua::state_view::pcall	(	auto &&	h,
		auto &&	f,
		auto &&...	args ) const

Protected function call with error handler.

See also

lua_pcall

Here is the call graph for this function:

Here is the caller graph for this function:

pop()

void nngn::lua::state_view::pop ( int n = 1 ) const

inline

See also

lua_pop

Here is the caller graph for this function:

print_stack()

void nngn::lua::state_view::print_stack ( void ) const

inline

Non-static version.

Here is the call graph for this function:

Here is the caller graph for this function:

print_traceback()

void nngn::lua::state_view::print_traceback ( void ) const

inline

Non-static version.

Here is the call graph for this function:

push()

template<typename T >

T nngn::lua::state_view::push

(

auto &&

x

)

const

Pushes a value onto the stack.

Here is the call graph for this function:

Here is the caller graph for this function:

release()

state_view nngn::lua::state_view::release ( void )

inline

Here is the caller graph for this function:

remove()

void nngn::lua::state_view::remove ( int i ) const

inline

See also

lua_remove

Here is the caller graph for this function:

set_meta_table()

void nngn::lua::state_view::set_meta_table	(	auto &&	mt,
		int	i )

See also

lua_setmetatable

Here is the call graph for this function:

set_top()

void nngn::lua::state_view::set_top ( int i ) const

inline

See also

lua_settop

to_string()

std::pair< value, std::string_view > nngn::lua::state_view::to_string ( int i ) const

inline

Pushes a string representation of a value onto the stack.

Here is the caller graph for this function:

top()

int nngn::lua::state_view::top ( void ) const

inline

See also

lua_gettop

Here is the caller graph for this function:

Member Data Documentation

L

lua_State* nngn::lua::state_view::L = nullptr

protected

---

The documentation for this class was generated from the following files:

• src/lua/state.h
• src/lua/state.cpp
• src/lua/table.h
• src/lua/value.h