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|
use std::{
path::Path,
sync::{Mutex, MutexGuard},
};
use lazy_static::lazy_static;
use mlua::prelude::*;
use crate::{
config::{
theme::{view::SheetViewTheme, Theme},
GlobalConfig,
},
sheet::cell::CellRef,
state::{view::SheetViewState, GlobalState},
};
pub mod evalsto;
pub mod iobuffer;
pub mod ownedfunction;
pub mod runtime;
pub mod runnable;
lazy_static! {
static ref LUA: Mutex<Lua> = {
let lock = Mutex::new(Lua::new());
{
let lua = lock.lock().unwrap();
let print_binding = lua.create_function(print).unwrap();
lua.globals().set("print", print_binding).unwrap();
runtime::math(&lua).unwrap();
runtime::neosheet(&lua).unwrap();
runtime::package(&lua).unwrap();
}
lock
};
}
macro_rules! ud_is_type {
($writer:ident, $ud:ident, $f:ty => $fe:expr $(, $($r:ty => $e:expr),+)? $(,)?) => {
if $ud.is::<$f>() {
$writer.write(format!("{:#?}", $fe))
} $($( else if $ud.is::<$r>() {
$writer.write(format!("{:#?}", $e))
})*)? else {
$writer.write(format!("{:#?}", $ud));
}
};
}
fn print(_: &Lua, args: LuaMultiValue) -> LuaResult<()> {
let mut writer = iobuffer::iobuffer().write().unwrap();
for (i, arg) in args.iter().enumerate() {
if let Some(ud) = arg.as_userdata() {
ud_is_type!(
writer,
ud,
CellRef => ud.borrow::<CellRef>(),
GlobalConfig => GlobalConfig::instance(),
Theme => GlobalConfig::instance().theme,
SheetViewTheme => GlobalConfig::instance().theme.view,
GlobalState => GlobalState::instance(),
SheetViewState => GlobalState::instance().view,
);
} else {
writer.write(format!("{:#?}", arg));
}
if i < args.len() - 1 {
writer.write(", ");
}
}
writer.writeln("");
Ok(())
}
pub fn get() -> MutexGuard<'static, Lua> {
LUA.lock().unwrap()
}
pub fn source(path: &str) -> LuaResult<()> {
let path = Path::new(path);
if path.exists() && path.is_file() {
get().load(path).exec()?;
Ok(())
} else {
Err(LuaError::runtime(format!(
"could not source {:?} (file not found)",
path
)))
}
}
|
