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// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
// force-host
#![feature(plugin_registrar)]
#![feature(box_syntax, rustc_private)]
extern crate syntax;
// Load rustc as a plugin to get macros
#[macro_use]
extern crate rustc;
use syntax::ast;
use rustc::lint::{Context, LintPass, LintPassObject, LintArray};
use rustc::plugin::Registry;
declare_lint!(TEST_LINT, Warn, "Warn about items named 'lintme'");
declare_lint!(PLEASE_LINT, Warn, "Warn about items named 'pleaselintme'");
struct Pass;
impl LintPass for Pass {
fn get_lints(&self) -> LintArray {
lint_array!(TEST_LINT, PLEASE_LINT)
}
fn check_item(&mut self, cx: &Context, it: &ast::Item) {
match &*it.ident.name.as_str() {
"lintme" => cx.span_lint(TEST_LINT, it.span, "item is named 'lintme'"),
"pleaselintme" => cx.span_lint(PLEASE_LINT, it.span, "item is named 'pleaselintme'"),
_ => {}
}
}
}
#[plugin_registrar]
pub fn plugin_registrar(reg: &mut Registry) {
reg.register_lint_pass(box Pass as LintPassObject);
reg.register_lint_group("lint_me", vec![TEST_LINT, PLEASE_LINT]);
}
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