From 1f2651730840b161339285e64b397d70995bb0f3 Mon Sep 17 00:00:00 2001
From: Florian Loitsch <florian@toit.io>
Date: Mon, 22 Apr 2024 07:19:39 +0200
Subject: [PATCH] Fix implicit yaml key. (#2241)

---
 lib/encoding/yaml/parser.toit | 2 +-
 tests/yaml-test.toit          | 9 +++++++++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/lib/encoding/yaml/parser.toit b/lib/encoding/yaml/parser.toit
index 44437f4d6..c1ff53b2a 100644
--- a/lib/encoding/yaml/parser.toit
+++ b/lib/encoding/yaml/parser.toit
@@ -1016,7 +1016,7 @@ class Parser_ extends PegParserBase_:
     return null
 
   ns-plain-safe c/int -> int?:
-    if c == FLOW-OUT_ or c == BLOCK-OUT_: return ns-plain-safe-out
+    if c == FLOW-OUT_ or c == BLOCK-KEY_: return ns-plain-safe-out
     return ns-plain-safe-in
 
   ns-plain-safe-out: return ns-char
diff --git a/tests/yaml-test.toit b/tests/yaml-test.toit
index cb695b614..3b127a687 100644
--- a/tests/yaml-test.toit
+++ b/tests/yaml-test.toit
@@ -23,6 +23,7 @@ main:
   test-value-converter
   test-reserved
   test-indented-block
+  test-implicit-key
 
 test-stringify:
   expect-equals "testing" (yaml.stringify "testing")
@@ -627,3 +628,11 @@ test-indented-block:
       }
     }
   } result
+
+test-implicit-key:
+  result := yaml.parse """
+    foo/{bar}: the '{' and '}' is valid in an implicit key.
+    """
+  expect-structural-equals {
+    "foo/{bar}": "the '{' and '}' is valid in an implicit key."
+  } result