#![feature(fs_try_exists)]
#![feature(cursor_remaining)]
#![feature(result_flattening)]
#![feature(buf_read_has_data_left)]
#![feature(slice_pattern)]
#![deny(
// The following are allowed by default lints according to
// https://doc.rust-lang.org/rustc/lints/listing/allowed-by-default.html
absolute_paths_not_starting_with_crate,
// box_pointers, async trait must use it
// elided_lifetimes_in_paths, // allow anonymous lifetime
explicit_outlives_requirements,
keyword_idents,
macro_use_extern_crate,
meta_variable_misuse,
missing_abi,
missing_copy_implementations,
// must_not_suspend, unstable
non_ascii_idents,
// non_exhaustive_omitted_patterns, unstable
noop_method_call,
pointer_structural_match,
rust_2021_incompatible_closure_captures,
rust_2021_incompatible_or_patterns,
rust_2021_prefixes_incompatible_syntax,
rust_2021_prelude_collisions,
single_use_lifetimes,
trivial_casts,
trivial_numeric_casts,
unreachable_pub,
unsafe_op_in_unsafe_fn,
// unstable_features,
// unused_crate_dependencies, the false positive case blocks us
unused_import_braces,
unused_lifetimes,
unused_qualifications,
unused_results,
warnings, // treat all wanings as errors
clippy::all,
clippy::cargo,
// The followings are selected restriction lints for rust 1.57
clippy::clone_on_ref_ptr,
clippy::create_dir,
clippy::dbg_macro,
clippy::decimal_literal_representation,
// clippy::default_numeric_fallback, too verbose when dealing with numbers
clippy::disallowed_script_idents,
clippy::else_if_without_else,
clippy::exit,
clippy::expect_used,
clippy::filetype_is_file,
clippy::float_arithmetic,
clippy::float_cmp_const,
clippy::get_unwrap,
clippy::if_then_some_else_none,
// clippy::implicit_return, it's idiomatic Rust code.
// clippy::inline_asm_x86_att_syntax, stick to intel syntax
clippy::inline_asm_x86_intel_syntax,
// clippy::integer_division, required in the project
clippy::let_underscore_must_use,
clippy::lossy_float_literal,
clippy::mem_forget,
clippy::missing_enforced_import_renames,
clippy::missing_inline_in_public_items,
// clippy::mod_module_files, mod.rs file is used
clippy::modulo_arithmetic,
clippy::multiple_inherent_impl,
// clippy::panic, allow in application code
// clippy::panic_in_result_fn, not necessary as panic is banned
clippy::print_stderr,
clippy::print_stdout,
clippy::rc_mutex,
clippy::rest_pat_in_fully_bound_structs,
clippy::same_name_method,
clippy::self_named_module_files,
// clippy::shadow_reuse, it’s a common pattern in Rust code
// clippy::shadow_same, it’s a common pattern in Rust code
clippy::str_to_string,
clippy::string_add,
clippy::string_to_string,
clippy::todo,
clippy::unimplemented,
clippy::unnecessary_self_imports,
clippy::unneeded_field_pattern,
// clippy::unreachable, allow unreachable panic, which is out of expectation
clippy::unwrap_in_result,
clippy::unwrap_used,
// clippy::use_debug, debug is allow for debug log
clippy::verbose_file_reads,
)]
#![allow(
clippy::panic, // allow debug_assert, panic in production code
clippy::multiple_crate_versions, // caused by the dependency, can't be fixed
)]
extern crate core;

pub mod kernel;
pub mod error;
pub mod config;
pub mod net;
pub mod cmd;
pub mod proto;

pub use crate::kernel::hash_kv::HashStore;
pub use error::KernelError;

pub const DEFAULT_PORT: u16 = 6333;

pub const LOCAL_IP: &str = "127.0.0.1";