improvement: Disable projects not compiling with Bloop

Author: tgodzik

docs/_docs/contributing/setting-up-your-ide.md

@@ -31,15 +31,15 @@ Normally this is fine, but if you're working on certain modules like `scaladoc`
 you'll actually want these modules exported. In order to achieve this you'll
 want to make sure you do two things:
 
-1. You'll want to find and change the following under
+1. You'll want to find and change the following above
    `commonBootstrappedSettings` which is found in the
    [`Build.scala`](https://github.com/scala/scala3/blob/main/project/Build.scala)
    file.
 
 ```diff
 
--    bspEnabled := false,
-+    bspEnabled := true,
+-    val enableBspAllProjects = false,
++    val enableBspAllProjects = true,
 ```
 
 2. Run `sbt publishLocal` to get the needed presentation compiler jars.

project/Build.scala

@@ -468,10 +468,20 @@ object Build {
     ) ++ extMap
   }
 
+  /* This projects are irrelevant from IDE point of view and do not compile with Bloop*/
+  val fullyDisabledProjects = Set(
+    "scala2-library-cc",
+    "scala2-library-bootstrapped",
+    "scala2-library-cc-tasty",
+    "scala2-library-tasty"
+  )
+
+  val enableBspAllProjects = false
+
   // Settings used when compiling dotty with a non-bootstrapped dotty
   lazy val commonBootstrappedSettings = commonDottySettings ++ Seq(
     // To enable support of scaladoc and language-server projects you need to change this to true
-    bspEnabled := false,
+    bspEnabled := { if(fullyDisabledProjects(name.value)) false else enableBspAllProjects },
     (Compile / unmanagedSourceDirectories) += baseDirectory.value / "src-bootstrapped",
 
     version := dottyVersion,