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pub mod csharp;
pub mod dart;
pub mod go;
pub mod java;
pub mod js;
pub mod python;
pub mod rust;
pub mod swift;
pub use self::csharp::Csharp;
pub use self::dart::Dart;
pub use self::go::Go;
pub use self::java::Java;
pub use self::js::JavaScript;
pub use self::python::Python;
pub use self::rust::Rust;
pub use self::swift::Swift;
use crate::{Formatter, Tokens};
use std::fmt;
use std::rc::Rc;
pub trait Lang
where
Self: Sized,
{
type Config;
type Import: ?Sized;
fn default_indentation() -> usize {
4
}
fn quote_string(out: &mut Formatter, input: &str) -> fmt::Result {
out.write_str(input)
}
fn write_file(
tokens: Tokens<'_, Self>,
out: &mut Formatter,
config: &mut Self::Config,
level: usize,
) -> fmt::Result {
tokens.format(out, config, level)
}
}
impl<'el> Lang for () {
type Config = ();
type Import = ();
}
pub trait LangItem<L>
where
L: Lang,
{
fn format(&self, out: &mut Formatter, config: &mut L::Config, level: usize) -> fmt::Result;
fn as_import(&self) -> Option<&L::Import> {
None
}
}
pub enum LangBox<'el, L>
where
L: Lang,
{
Rc(Rc<dyn LangItem<L>>),
Ref(&'el dyn LangItem<L>),
}
impl<'el, L> Clone for LangBox<'el, L>
where
L: Lang,
{
fn clone(&self) -> Self {
match self {
Self::Rc(lang) => Self::Rc(lang.clone()),
Self::Ref(lang) => Self::Ref(*lang),
}
}
}
impl<'el, L> fmt::Debug for LangBox<'el, L>
where
L: Lang,
{
fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
write!(fmt, "LangBox")
}
}
impl<'el, L> LangItem<L> for LangBox<'el, L>
where
L: Lang,
{
fn format(&self, out: &mut Formatter, config: &mut L::Config, level: usize) -> fmt::Result {
match self {
Self::Rc(this) => this.format(out, config, level),
Self::Ref(this) => this.format(out, config, level),
}
}
fn as_import(&self) -> Option<&L::Import> {
match self {
Self::Rc(this) => this.as_import(),
Self::Ref(this) => this.as_import(),
}
}
}