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#![doc(html_root_url = "https://doc.rust-lang.org/nightly/")]
#![feature(box_patterns)]
#![feature(core_intrinsics)]
#![feature(crate_visibility_modifier)]
#![feature(drain_filter)]
#![feature(in_band_lifetimes)]
#![feature(libc)]
#![feature(nll)]
#![feature(proc_macro_internals)]
#![feature(proc_macro_quote)]
#![feature(rustc_private)]
#![feature(slice_patterns)]
#![feature(specialization)]
#![feature(stmt_expr_attributes)]
#![recursion_limit="256"]
extern crate libc;
extern crate proc_macro;
#[macro_use]
extern crate rustc;
#[macro_use]
extern crate rustc_data_structures;
pub mod error_codes;
mod encoder;
mod decoder;
mod dependency_format;
mod cstore_impl;
mod foreign_modules;
mod link_args;
mod native_libs;
mod schema;
mod table;
pub mod creader;
pub mod cstore;
pub mod dynamic_lib;
pub mod locator;
pub fn validate_crate_name(
sess: Option<&rustc::session::Session>,
s: &str,
sp: Option<syntax_pos::Span>
) {
let mut err_count = 0;
{
let mut say = |s: &str| {
match (sp, sess) {
(_, None) => bug!("{}", s),
(Some(sp), Some(sess)) => sess.span_err(sp, s),
(None, Some(sess)) => sess.err(s),
}
err_count += 1;
};
if s.is_empty() {
say("crate name must not be empty");
}
for c in s.chars() {
if c.is_alphanumeric() { continue }
if c == '_' { continue }
say(&format!("invalid character `{}` in crate name: `{}`", c, s));
}
}
if err_count > 0 {
sess.unwrap().abort_if_errors();
}
}
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