From f5ba786e6140f5e7d4410dfd40a290804bf19645 Mon Sep 17 00:00:00 2001
From: yairm210 <yairm210@hotmail.com>
Date: Sun, 23 Mar 2025 17:37:28 +0200
Subject: [PATCH] Resolved #13089 - better resource filter documentation

---
 core/src/com/unciv/models/ruleset/tile/TileResource.kt | 1 +
 docs/Modders/Unique-parameters.md                      | 8 ++++++--
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/core/src/com/unciv/models/ruleset/tile/TileResource.kt b/core/src/com/unciv/models/ruleset/tile/TileResource.kt
index 68ed415b57..3eca644da2 100644
--- a/core/src/com/unciv/models/ruleset/tile/TileResource.kt
+++ b/core/src/com/unciv/models/ruleset/tile/TileResource.kt
@@ -195,6 +195,7 @@ class TileResource : RulesetStatsObject(), GameResource {
     fun matchesSingleFilter(filter: String) = when (filter) {
         name -> true
         "any" -> true
+        "all" -> true
         resourceType.name -> true
         else -> improvementStats?.any { filter == it.key.name } == true
     }
diff --git a/docs/Modders/Unique-parameters.md b/docs/Modders/Unique-parameters.md
index 913069a5dd..e4eb0b7105 100644
--- a/docs/Modders/Unique-parameters.md
+++ b/docs/Modders/Unique-parameters.md
@@ -235,8 +235,12 @@ These can be strung together with ", " between them, for example: `+2 Production
 
 ## resourceFilter
 
-At the moment, only used for the `"Improves [resourceFilter] resource in this tile"` Unique on Improvements.
-Allows filtering resources by their name, their type, or by any Stat listed in their `improvementStats` property. The `all` keyword works too.
+Allowed values:
+
+- Resource name
+- `any`, `all`
+- Resource type: `Strategic`, `Luxury`, `Bonus`
+- Stat provided by the resource when improved (e.g. `Food`)
 
 ## stockpiledResource