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#![deny(missing_debug_implementations, missing_docs)]
#![forbid(unsafe_code)]
extern crate proc_macro;
#[macro_use]
extern crate quote;
#[macro_use]
extern crate syn;
mod slog_call;
use self::slog_call::SlogCall;
use proc_macro::TokenStream;
fn slog_unused(input: TokenStream) -> TokenStream {
let SlogCall {
logger,
message,
format_args,
context_keys,
context_values,
} = parse_macro_input!(input as SlogCall);
let expanded = quote! {{
let _ = #logger;
let _ = #message;
#(
let _ = #format_args;
)*
#(
let _ = #context_keys;
)*
#(
let _ = #context_values;
)*
()
}};
TokenStream::from(expanded)
}
#[proc_macro]
pub fn crit(input: TokenStream) -> TokenStream {
slog_unused(input)
}
#[proc_macro]
pub fn error(input: TokenStream) -> TokenStream {
slog_unused(input)
}
#[proc_macro]
pub fn warn(input: TokenStream) -> TokenStream {
slog_unused(input)
}
#[proc_macro]
pub fn info(input: TokenStream) -> TokenStream {
slog_unused(input)
}
#[proc_macro]
pub fn debug(input: TokenStream) -> TokenStream {
slog_unused(input)
}
#[proc_macro]
pub fn trace(input: TokenStream) -> TokenStream {
slog_unused(input)
}