File: is-available.rs

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//@ force-host
//@ no-prefer-dynamic

#![crate_type = "proc-macro"]

extern crate proc_macro;

use proc_macro::{Literal, TokenStream, TokenTree};

#[proc_macro]
pub fn from_inside_proc_macro(_input: TokenStream) -> TokenStream {
    proc_macro::is_available().to_string().parse().unwrap()
}