From 2a9a66d25485036455eac54747a83ac7c6557d44 Mon Sep 17 00:00:00 2001
From: Jonas Schievink <jonas.schievink@ferrous-systems.com>
Date: Wed, 16 Sep 2020 14:52:39 +0200
Subject: Add diagnostic types for unresolved crates/imports

---
 crates/hir_def/src/diagnostics.rs | 42 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)

(limited to 'crates/hir_def/src/diagnostics.rs')

diff --git a/crates/hir_def/src/diagnostics.rs b/crates/hir_def/src/diagnostics.rs
index 3e19d9117..2ec0fd3fb 100644
--- a/crates/hir_def/src/diagnostics.rs
+++ b/crates/hir_def/src/diagnostics.rs
@@ -28,3 +28,45 @@ impl Diagnostic for UnresolvedModule {
         self
     }
 }
+
+#[derive(Debug)]
+pub struct UnresolvedExternCrate {
+    pub file: HirFileId,
+    pub item: AstPtr<ast::ExternCrate>,
+}
+
+impl Diagnostic for UnresolvedExternCrate {
+    fn code(&self) -> DiagnosticCode {
+        DiagnosticCode("unresolved-extern-crate")
+    }
+    fn message(&self) -> String {
+        "unresolved extern crate".to_string()
+    }
+    fn display_source(&self) -> InFile<SyntaxNodePtr> {
+        InFile::new(self.file, self.item.clone().into())
+    }
+    fn as_any(&self) -> &(dyn Any + Send + 'static) {
+        self
+    }
+}
+
+#[derive(Debug)]
+pub struct UnresolvedImport {
+    pub file: HirFileId,
+    pub node: AstPtr<ast::UseTree>,
+}
+
+impl Diagnostic for UnresolvedImport {
+    fn code(&self) -> DiagnosticCode {
+        DiagnosticCode("unresolved-import")
+    }
+    fn message(&self) -> String {
+        "unresolved import".to_string()
+    }
+    fn display_source(&self) -> InFile<SyntaxNodePtr> {
+        InFile::new(self.file, self.node.clone().into())
+    }
+    fn as_any(&self) -> &(dyn Any + Send + 'static) {
+        self
+    }
+}
-- 
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