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wip: proc: command macro
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🪞👃🪞 2025-05-06 21:33:53 +03:00
parent 7570aefcc2
commit 7df7cb839c
2 changed files with 157 additions and 2 deletions
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15
proc/src/lib.rs
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@ -2,6 +2,7 @@ extern crate proc_macro;
pub(crate) use std::collections::{BTreeMap, BTreeSet};
pub(crate) use std::cmp::Ordering;
pub(crate) use std::sync::Arc;
pub(crate) use proc_macro::TokenStream;
pub(crate) use proc_macro2::{
TokenStream as TokenStream2, TokenTree,
@ -11,16 +12,17 @@ pub(crate) use syn::{
parse, parse_macro_input, parse_quote as pq,
braced, bracketed, parenthesized, Token,
Arm, Expr, Attribute, Meta, MetaList, Path, PathSegment, PathArguments,
ImplItem, ImplItemFn, LitStr, Type, ItemImpl, ReturnType, Signature,
ImplItem, ImplItemFn, LitStr, Type, ItemImpl, ReturnType, Signature, FnArg, PatType,
parse::{Parse, ParseStream, Result},
token::{PathSep, Brace},
punctuated::Punctuated,
};
pub(crate) use quote::{quote, TokenStreamExt, ToTokens};
pub(crate) use heck::AsKebabCase;
pub(crate) use heck::{AsKebabCase, AsUpperCamelCase};
mod proc_view;
mod proc_expose;
mod proc_command;
#[proc_macro_attribute]
pub fn view (meta: TokenStream, item: TokenStream) -> TokenStream {
@ -40,6 +42,15 @@ pub fn expose (meta: TokenStream, item: TokenStream) -> TokenStream {
))
}
#[proc_macro_attribute]
pub fn command (meta: TokenStream, item: TokenStream) -> TokenStream {
use self::proc_command::{CommandDef, CommandMeta, CommandImpl};
write_macro(CommandDef(
parse_macro_input!(meta as CommandMeta),
parse_macro_input!(item as CommandImpl),
))
}
fn write_macro <T: ToTokens> (t: T) -> TokenStream {
let mut out = TokenStream2::new();
t.to_tokens(&mut out);