From deea8f52d9803bb8a93d5dbd935970a20f07a51e Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Tue, 6 Aug 2019 13:34:28 +0200
Subject: allow to exclude certain files and directories

---
 crates/ra_lsp_server/src/config.rs    | 11 +++++++++--
 crates/ra_lsp_server/src/main_loop.rs |  8 +++++++-
 crates/ra_lsp_server/src/world.rs     | 24 +++++++++++++-----------
 3 files changed, 29 insertions(+), 14 deletions(-)

(limited to 'crates/ra_lsp_server')

diff --git a/crates/ra_lsp_server/src/config.rs b/crates/ra_lsp_server/src/config.rs
index a16cc292e..6dcdc695a 100644
--- a/crates/ra_lsp_server/src/config.rs
+++ b/crates/ra_lsp_server/src/config.rs
@@ -1,7 +1,7 @@
 use serde::{Deserialize, Deserializer};
 
 /// Client provided initialization options
-#[derive(Deserialize, Clone, Copy, Debug, PartialEq, Eq)]
+#[derive(Deserialize, Clone, Debug, PartialEq, Eq)]
 #[serde(rename_all = "camelCase", default)]
 pub struct ServerConfig {
     /// Whether the client supports our custom highlighting publishing decorations.
@@ -18,12 +18,19 @@ pub struct ServerConfig {
     #[serde(deserialize_with = "nullable_bool_true")]
     pub show_workspace_loaded: bool,
 
+    pub exclude_globs: Vec<String>,
+
     pub lru_capacity: Option<usize>,
 }
 
 impl Default for ServerConfig {
     fn default() -> ServerConfig {
-        ServerConfig { publish_decorations: false, show_workspace_loaded: true, lru_capacity: None }
+        ServerConfig {
+            publish_decorations: false,
+            show_workspace_loaded: true,
+            exclude_globs: Vec::new(),
+            lru_capacity: None,
+        }
     }
 }
 
diff --git a/crates/ra_lsp_server/src/main_loop.rs b/crates/ra_lsp_server/src/main_loop.rs
index 8ab501828..9d540a87e 100644
--- a/crates/ra_lsp_server/src/main_loop.rs
+++ b/crates/ra_lsp_server/src/main_loop.rs
@@ -56,6 +56,7 @@ pub fn main_loop(
     msg_receiver: &Receiver<RawMessage>,
     msg_sender: &Sender<RawMessage>,
 ) -> Result<()> {
+    log::debug!("server_config: {:?}", config);
     // FIXME: support dynamic workspace loading.
     let workspaces = {
         let ws_worker = workspace_loader();
@@ -77,11 +78,16 @@ pub fn main_loop(
         }
         loaded_workspaces
     };
-
+    let globs = config
+        .exclude_globs
+        .iter()
+        .map(|glob| ra_vfs_glob::Glob::new(glob))
+        .collect::<std::result::Result<Vec<_>, _>>()?;
     let mut state = WorldState::new(
         ws_roots,
         workspaces,
         config.lru_capacity,
+        &globs,
         Options {
             publish_decorations: config.publish_decorations,
             show_workspace_loaded: config.show_workspace_loaded,
diff --git a/crates/ra_lsp_server/src/world.rs b/crates/ra_lsp_server/src/world.rs
index a8aafe5cb..9990ef62e 100644
--- a/crates/ra_lsp_server/src/world.rs
+++ b/crates/ra_lsp_server/src/world.rs
@@ -10,7 +10,7 @@ use ra_ide_api::{
     Analysis, AnalysisChange, AnalysisHost, CrateGraph, FileId, LibraryData, SourceRootId,
 };
 use ra_vfs::{RootEntry, Vfs, VfsChange, VfsFile, VfsRoot};
-use ra_vfs_glob::RustPackageFilterBuilder;
+use ra_vfs_glob::{Glob, RustPackageFilterBuilder};
 use relative_path::RelativePathBuf;
 
 use crate::{
@@ -56,25 +56,27 @@ impl WorldState {
         folder_roots: Vec<PathBuf>,
         workspaces: Vec<ProjectWorkspace>,
         lru_capacity: Option<usize>,
+        exclude_globs: &[Glob],
         options: Options,
     ) -> WorldState {
         let mut change = AnalysisChange::new();
 
         let mut roots = Vec::new();
         roots.extend(folder_roots.iter().map(|path| {
-            RootEntry::new(
-                path.clone(),
-                RustPackageFilterBuilder::default().set_member(true).into_vfs_filter(),
-            )
+            let mut filter = RustPackageFilterBuilder::default().set_member(true);
+            for glob in exclude_globs.iter() {
+                filter = filter.exclude(glob.clone());
+            }
+            RootEntry::new(path.clone(), filter.into_vfs_filter())
         }));
         for ws in workspaces.iter() {
             roots.extend(ws.to_roots().into_iter().map(|pkg_root| {
-                RootEntry::new(
-                    pkg_root.path().clone(),
-                    RustPackageFilterBuilder::default()
-                        .set_member(pkg_root.is_member())
-                        .into_vfs_filter(),
-                )
+                let mut filter =
+                    RustPackageFilterBuilder::default().set_member(pkg_root.is_member());
+                for glob in exclude_globs.iter() {
+                    filter = filter.exclude(glob.clone());
+                }
+                RootEntry::new(pkg_root.path().clone(), filter.into_vfs_filter())
             }));
         }
 
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