From b9b53e6cd5687f62fc985c37474cc8bb220aa3ae Mon Sep 17 00:00:00 2001
From: Felipe Pena <felipensp@gmail.com>
Date: Sat, 27 Jul 2024 16:34:20 -0300
Subject: [PATCH] parser: improve the error message position for invalid array
 attr keys (#21944)

---
 vlib/v/checker/tests/wrong_arr_field_err.out | 4 ++++
 vlib/v/checker/tests/wrong_arr_field_err.vv  | 2 ++
 vlib/v/parser/containers.v                   | 3 ++-
 3 files changed, 8 insertions(+), 1 deletion(-)
 create mode 100644 vlib/v/checker/tests/wrong_arr_field_err.out
 create mode 100644 vlib/v/checker/tests/wrong_arr_field_err.vv

diff --git a/vlib/v/checker/tests/wrong_arr_field_err.out b/vlib/v/checker/tests/wrong_arr_field_err.out
new file mode 100644
index 000000000..e96937d38
--- /dev/null
+++ b/vlib/v/checker/tests/wrong_arr_field_err.out
@@ -0,0 +1,4 @@
+vlib/v/checker/tests/wrong_arr_field_err.vv:1:34: error: wrong field `init1`, expecting `len`, `cap`, or `init`
+    1 | arr := []int{len: 100, cap: 200, init1: index * 3}
+      |                                  ~~~~~
+    2 | println(arr)
diff --git a/vlib/v/checker/tests/wrong_arr_field_err.vv b/vlib/v/checker/tests/wrong_arr_field_err.vv
new file mode 100644
index 000000000..ae40ffd9f
--- /dev/null
+++ b/vlib/v/checker/tests/wrong_arr_field_err.vv
@@ -0,0 +1,2 @@
+arr := []int{len: 100, cap: 200, init1: index * 3}
+println(arr)
\ No newline at end of file
diff --git a/vlib/v/parser/containers.v b/vlib/v/parser/containers.v
index 1657df7c1..81d600670 100644
--- a/vlib/v/parser/containers.v
+++ b/vlib/v/parser/containers.v
@@ -157,7 +157,8 @@ fn (mut p Parser) array_init(is_option bool, alias_array_type ast.Type) ast.Arra
 					has_index = p.handle_index_variable(mut init_expr)
 				}
 				else {
-					p.error('wrong field `${key}`, expecting `len`, `cap`, or `init`')
+					p.error_with_pos('wrong field `${key}`, expecting `len`, `cap`, or `init`',
+						attr_pos)
 					return ast.ArrayInit{}
 				}
 			}
-- 
2.39.5