rust/crates/rust-analyzer/src/cli.rs

91 lines
2.1 KiB
Rust

//! Various batch processing tasks, intended primarily for debugging.
#![allow(clippy::print_stdout, clippy::print_stderr)]
mod analysis_stats;
mod diagnostics;
pub mod flags;
mod highlight;
mod lsif;
mod parse;
mod run_tests;
mod rustc_tests;
mod scip;
mod ssr;
mod symbols;
mod progress_report;
use std::io::Read;
use anyhow::Result;
use hir::{Module, Name};
use hir_ty::db::HirDatabase;
use ide::AnalysisHost;
use itertools::Itertools;
use vfs::Vfs;
#[derive(Clone, Copy)]
pub enum Verbosity {
Spammy,
Verbose,
Normal,
Quiet,
}
impl Verbosity {
pub fn is_verbose(self) -> bool {
matches!(self, Verbosity::Verbose | Verbosity::Spammy)
}
pub fn is_spammy(self) -> bool {
matches!(self, Verbosity::Spammy)
}
}
fn read_stdin() -> anyhow::Result<String> {
let mut buff = String::new();
std::io::stdin().read_to_string(&mut buff)?;
Ok(buff)
}
fn report_metric(metric: &str, value: u64, unit: &str) {
if std::env::var("RA_METRICS").is_err() {
return;
}
println!("METRIC:{metric}:{value}:{unit}")
}
fn print_memory_usage(mut host: AnalysisHost, vfs: Vfs) {
let mem = host.per_query_memory_usage();
let before = profile::memory_usage();
drop(vfs);
let vfs = before.allocated - profile::memory_usage().allocated;
let before = profile::memory_usage();
drop(host);
let unaccounted = before.allocated - profile::memory_usage().allocated;
let remaining = profile::memory_usage().allocated;
for (name, bytes, entries) in mem {
// NOTE: Not a debug print, so avoid going through the `eprintln` defined above.
eprintln!("{bytes:>8} {entries:>6} {name}");
}
eprintln!("{vfs:>8} VFS");
eprintln!("{unaccounted:>8} Unaccounted");
eprintln!("{remaining:>8} Remaining");
}
fn full_name_of_item(db: &dyn HirDatabase, module: Module, name: Name) -> String {
module
.path_to_root(db)
.into_iter()
.rev()
.filter_map(|it| it.name(db))
.chain(Some(name))
.map(|it| it.display(db.upcast()).to_string())
.join("::")
}