From 55bc883842af5dee2d7eedd4f9c06a4ee5573add Mon Sep 17 00:00:00 2001
From: Yeser Amer <yeser.amer@ibm.com>
Date: Fri, 9 Feb 2024 01:26:41 +0100
Subject: [PATCH] kie-issues#672: Implement DMN 1.5 new FEEL functions support
 (range) in the new DMN Editor (#2152)

---
 .../src/parser/ReservedWords.ts                     |  1 +
 packages/feel-input-component/src/FeelConfigs.ts    | 13 +++++++++++++
 2 files changed, 14 insertions(+)

diff --git a/packages/dmn-feel-antlr4-parser/src/parser/ReservedWords.ts b/packages/dmn-feel-antlr4-parser/src/parser/ReservedWords.ts
index 90d58c99bbf..83e8cf04800 100644
--- a/packages/dmn-feel-antlr4-parser/src/parser/ReservedWords.ts
+++ b/packages/dmn-feel-antlr4-parser/src/parser/ReservedWords.ts
@@ -111,6 +111,7 @@ export class ReservedWords {
     "overlaps before",
     "overlaps",
     "product",
+    "range",
     "remove",
     "replace",
     "reverse",
diff --git a/packages/feel-input-component/src/FeelConfigs.ts b/packages/feel-input-component/src/FeelConfigs.ts
index 1462d70afe0..85b2d9a0374 100644
--- a/packages/feel-input-component/src/FeelConfigs.ts
+++ b/packages/feel-input-component/src/FeelConfigs.ts
@@ -1161,6 +1161,19 @@ export const feelDefaultSuggestions = (): Monaco.languages.CompletionItem[] => {
         parameters: [["list", `\`list\` of \`number\` elements`]],
         examples: ["product( [2, 3, 4] ) = 24", "product( [] ) = null", "product( 2, 3, 4 ) = 24"],
       },
+      {
+        label: "range(from)",
+        insertText: "range($1)",
+        description: "Convert from a range `string` to a `range`.",
+        parameters: [["from", `range \`string\``]],
+        examples: [
+          'range( "[18..21)" ) is [18..21)',
+          'range( "[2..)" ) is >=2',
+          'range( "(..2)" ) is <2',
+          'range( "" ) is null',
+          'range( "[..]" ) is null',
+        ],
+      },
       {
         label: "remove(list, position)",
         insertText: "remove($1, $2)",