commit before easter break

orchid-std/src/macros/macro_system.rs

@@ -0,0 +1,32 @@
+use never::Never;
+use orchid_base::reqnot::Receipt;
+use orchid_extension::atom::AtomDynfo;
+use orchid_extension::entrypoint::ExtReq;
+use orchid_extension::fs::DeclFs;
+use orchid_extension::lexer::LexerObj;
+use orchid_extension::parser::ParserObj;
+use orchid_extension::system::{System, SystemCard};
+use orchid_extension::system_ctor::SystemCtor;
+use orchid_extension::tree::GenItem;
+
+#[derive(Default)]
+pub struct MacroSystem;
+impl SystemCtor for MacroSystem {
+	type Deps = ();
+	type Instance = Self;
+	const NAME: &'static str = "macros";
+	const VERSION: f64 = 0.00_01;
+	fn inst() -> Option<Self::Instance> { Some(Self) }
+}
+impl SystemCard for MacroSystem {
+	type Ctor = Self;
+	type Req = Never;
+	fn atoms() -> impl IntoIterator<Item = Option<Box<dyn AtomDynfo>>> { [] }
+}
+impl System for MacroSystem {
+	async fn request(_: ExtReq<'_>, req: Self::Req) -> Receipt<'_> { match req {} }
+	fn vfs() -> orchid_extension::fs::DeclFs { DeclFs::Mod(&[]) }
+	fn lexers() -> Vec<LexerObj> { vec![] }
+	fn parsers() -> Vec<ParserObj> { vec![] }
+	fn env() -> Vec<GenItem> { vec![] }
+}