Recover from invalid paths returned from Bloop diagnostics (#3372)

Author: Gedochao

modules/build/src/main/scala/scala/build/ConsoleBloopBuildClient.scala

@@ -4,7 +4,7 @@ import ch.epfl.scala.bsp4j
 
 import java.io.File
 import java.net.URI
-import java.nio.file.Paths
+import java.nio.file.{NoSuchFileException, Paths}
 
 import scala.build.errors.Severity
 import scala.build.internal.WrapperParams
@@ -185,12 +185,19 @@ object ConsoleBloopBuildClient {
       for {
         line <- lineOpt
         p    <- path.toOption
-        lines = os.read.lines(p)
-        line <- if (line < lines.length) Some(lines(line)) else None
+        lines =
+          try
+            os.read.lines(p)
+          catch
+            case e: NoSuchFileException =>
+              logger.message(s"File not found: $p")
+              logger.error(e.getMessage)
+              Nil
+        line <- lines.lift(line)
       } yield line
     }
     for (code <- codeOpt)
-      code.linesIterator.map(prefix + _).foreach(logger.error(_))
+      code.linesIterator.map(prefix + _).foreach(logger.error)
     val canPrintUnderline = diag.getRange.getStart.getLine == diag.getRange.getEnd.getLine &&
       diag.getRange.getStart.getCharacter != null &&
       diag.getRange.getEnd.getCharacter != null &&

modules/integration/src/test/scala/scala/cli/integration/RunScalacCompatTestDefinitions.scala

@@ -606,4 +606,40 @@ trait RunScalacCompatTestDefinitions {
         expect(r.out.trim() == macroSettings.mkString(", "))
       }
     }
+
+  if (actualScalaVersion.startsWith("3"))
+    test("-Ysafe-init-global doesnt crash the CLI when a dependency produces a warning") {
+      val (org, name, version) = ("hello-world", "test-safe-init-global-works", "0.0.1-SNAPSHOT")
+      val (depDir, mainDir)    = ("dep", "main")
+      val (depPackage, depClass, depMethod) = ("hello", "DepMain", "x")
+      val expectedMessage                   = "Hello, world!"
+      TestInputs(
+        os.rel / depDir / "Main.scala" ->
+          s"""//> using publish.organization $org
+             |//> using publish.name $name
+             |//> using publish.version $version
+             |package $depPackage
+             |
+             |object $depClass {
+             |  val $depMethod: Int = y
+             |  val y: Int = $depMethod
+             |}
+             |""".stripMargin,
+        os.rel / mainDir / "Main.scala" ->
+          s"""//> using option -Ysafe-init-global
+             |//> using dep $org::$name:$version
+             |
+             |import $depPackage.$depClass
+             |
+             |object Main extends App {
+             |  val a = $depClass.$depMethod
+             |  println("$expectedMessage")
+             |}
+             |""".stripMargin
+      ).fromRoot { root =>
+        os.proc(TestUtil.cli, "--power", "publish", "local", depDir, extraOptions).call(cwd = root)
+        val res = os.proc(TestUtil.cli, "run", mainDir, extraOptions).call(cwd = root)
+        expect(res.out.trim() == expectedMessage)
+      }
+    }
 }