From 3158617ce2e122e96e61f1a54669c8b1516c3ee3 Mon Sep 17 00:00:00 2001
From: yuyi <yuyi98@163.com>
Date: Mon, 19 Apr 2021 19:47:39 +0800
Subject: [PATCH] parser: simplify parse_generic_struct_inst_type() (#9801)

---
 .../tests/generic_recursive_structs_keep.vv   | 28 +++++++++++++++++++
 vlib/v/parser/parse_type.v                    |  7 +----
 2 files changed, 29 insertions(+), 6 deletions(-)
 create mode 100644 vlib/v/fmt/tests/generic_recursive_structs_keep.vv

diff --git a/vlib/v/fmt/tests/generic_recursive_structs_keep.vv b/vlib/v/fmt/tests/generic_recursive_structs_keep.vv
new file mode 100644
index 0000000000..a8704c5749
--- /dev/null
+++ b/vlib/v/fmt/tests/generic_recursive_structs_keep.vv
@@ -0,0 +1,28 @@
+pub struct Node<T> {
+	value     T
+	points_to []&Node<T>
+}
+
+fn main() {
+	mid := &Node<string>{
+		value: 'Middle'
+	}
+	finish := &Node<string>{
+		value: 'Finish'
+	}
+
+	graph := &Node<string>{
+		value: 'Start'
+		points_to: [
+			&Node<string>{
+				value: 'TopLeft'
+				points_to: [
+					finish,
+					mid,
+				]
+			},
+		]
+	}
+
+	println(graph.points_to[0].value) // 'TopLeft'
+}
diff --git a/vlib/v/parser/parse_type.v b/vlib/v/parser/parse_type.v
index e2619f7dcb..1366c9be37 100644
--- a/vlib/v/parser/parse_type.v
+++ b/vlib/v/parser/parse_type.v
@@ -523,11 +523,6 @@ pub fn (mut p Parser) parse_generic_struct_inst_type(name string) ast.Type {
 			}
 		})
 		return ast.new_type(idx)
-	} else {
-		idx := p.table.find_type_idx(name)
-		if idx != 0 {
-			return ast.new_type(idx).set_flag(.generic)
-		}
 	}
-	return p.parse_enum_or_struct_type(name, .v)
+	return p.parse_enum_or_struct_type(name, .v).set_flag(.generic)
 }