28 lines
864 B
Rust
28 lines
864 B
Rust
// error-pattern:cargo-clippy
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#![feature(plugin_registrar)]
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#![feature(rustc_private)]
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#![allow(unknown_lints)]
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#![feature(borrow_state)]
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#![allow(missing_docs_in_private_items)]
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extern crate rustc_plugin;
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use rustc_plugin::Registry;
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extern crate clippy_lints;
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#[plugin_registrar]
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pub fn plugin_registrar(reg: &mut Registry) {
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if reg.sess.lint_store.borrow_state() == std::cell::BorrowState::Unused && reg.sess.lint_store.borrow().get_lint_groups().iter().any(|&(s, _, _)| s == "clippy") {
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reg.sess.struct_warn("running cargo clippy on a crate that also imports the clippy plugin").emit();
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} else {
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clippy_lints::register_plugins(reg);
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}
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}
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// only exists to let the dogfood integration test works.
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// Don't run clippy as an executable directly
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#[allow(dead_code)]
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fn main() {
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panic!("Please use the cargo-clippy executable");
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}
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