resolve void value {} (#1735)

zigtools · Jan 30, 2024 · b3ad4ab · b3ad4ab
1 parent 63f5ad1
commit b3ad4ab
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Showing 2 changed files with 19 additions and 0 deletions.
diff --git a/src/analysis.zig b/src/analysis.zig
@@ -1621,6 +1621,15 @@ fn resolveTypeOfNodeUncached(analyser: *Analyser, node_handle: NodeWithHandle) e
         .block_two,
         .block_two_semicolon,
         => {
+            const has_zero_statements = switch (node_tags[node]) {
+                .block_two, .block_two_semicolon => datas[node].lhs == 0,
+                .block, .block_semicolon => false,
+                else => unreachable,
+            };
+            if (has_zero_statements) {
+                return Type{ .data = .{ .ip_index = .{ .index = .void_value } }, .is_type_val = false };
+            }
+
             const first_token = tree.firstToken(node);
             if (token_tags[first_token] != .identifier) return null;
 

diff --git a/tests/lsp_features/hover.zig b/tests/lsp_features/hover.zig
@@ -106,6 +106,16 @@ test "hover - literal" {
         \\(*const [26:0]u8)
         \\```
     );
+    try testHover(
+        \\const f<cursor>oo = {};
+    ,
+        \\```zig
+        \\const foo = {}
+        \\```
+        \\```zig
+        \\(void)
+        \\```
+    );
 }
 
 test "hover - builtin" {