From 939f05f3e33e9f00d5205d60af3a862ae4d58bd6 Mon Sep 17 00:00:00 2001 From: Aleksey Kladov Date: Thu, 6 Feb 2020 12:43:56 +0100 Subject: Move to a crate --- crates/ra_ide/src/ide_db/feature_flags.rs | 71 ------------------------------- 1 file changed, 71 deletions(-) delete mode 100644 crates/ra_ide/src/ide_db/feature_flags.rs (limited to 'crates/ra_ide/src/ide_db/feature_flags.rs') diff --git a/crates/ra_ide/src/ide_db/feature_flags.rs b/crates/ra_ide/src/ide_db/feature_flags.rs deleted file mode 100644 index 85617640d..000000000 --- a/crates/ra_ide/src/ide_db/feature_flags.rs +++ /dev/null @@ -1,71 +0,0 @@ -//! FIXME: write short doc here - -use rustc_hash::FxHashMap; - -/// Feature flags hold fine-grained toggles for all *user-visible* features of -/// rust-analyzer. -/// -/// The exists such that users are able to disable any annoying feature (and, -/// with many users and many features, some features are bound to be annoying -/// for some users) -/// -/// Note that we purposefully use run-time checked strings, and not something -/// checked at compile time, to keep things simple and flexible. -/// -/// Also note that, at the moment, `FeatureFlags` also store features for -/// `ra_lsp_server`. This should be benign layering violation. -#[derive(Debug)] -pub struct FeatureFlags { - flags: FxHashMap, -} - -impl FeatureFlags { - fn new(flags: &[(&str, bool)]) -> FeatureFlags { - let flags = flags - .iter() - .map(|&(name, value)| { - check_flag_name(name); - (name.to_string(), value) - }) - .collect(); - FeatureFlags { flags } - } - - pub fn set(&mut self, flag: &str, value: bool) -> Result<(), ()> { - match self.flags.get_mut(flag) { - None => Err(()), - Some(slot) => { - *slot = value; - Ok(()) - } - } - } - - pub fn get(&self, flag: &str) -> bool { - match self.flags.get(flag) { - None => panic!("unknown flag: {:?}", flag), - Some(value) => *value, - } - } -} - -impl Default for FeatureFlags { - fn default() -> FeatureFlags { - FeatureFlags::new(&[ - ("lsp.diagnostics", true), - ("completion.insertion.add-call-parenthesis", true), - ("completion.enable-postfix", true), - ("notifications.workspace-loaded", true), - ("notifications.cargo-toml-not-found", true), - ]) - } -} - -fn check_flag_name(flag: &str) { - for c in flag.bytes() { - match c { - b'a'..=b'z' | b'-' | b'.' => (), - _ => panic!("flag name does not match conventions: {:?}", flag), - } - } -} -- cgit v1.2.3