fix: Fix SQL WHENEVER for NOT FOUND condition (#2374)

Author: Nurkambay

server/engine/src/main/java/org/eclipse/lsp/cobol/implicitDialects/sql/Db2SqlVisitor.java

@@ -474,17 +474,24 @@ private Pair<ExecSqlWheneverNode.WheneverType, String> getWheneverType(Db2SqlPar
         Pair<ExecSqlWheneverNode.WheneverType, String> result = Pair.of(ExecSqlWheneverNode.WheneverType.CONTINUE, null);
 
         if (ruleContext.getChildCount() > 3) {
-            ParseTree pt = ruleContext.getChild(2);
+
+            int index = 2;
+            ParseTree pt = ruleContext.getChild(index);
             String value = pt.getText().trim().toUpperCase();
+            if (Objects.equals(value, "FOUND")) {
+                index = 3;
+                pt = ruleContext.getChild(index);
+                value = pt.getText().trim().toUpperCase();
+            }
 
             if (Objects.equals(value, "DO")) {
-                result = Pair.of(ExecSqlWheneverNode.WheneverType.DO, ruleContext.getChild(3).getText());
+                result = Pair.of(ExecSqlWheneverNode.WheneverType.DO, ruleContext.getChild(index + 1).getText());
             } else if (Objects.equals(value, "GO")) {
-                if (ruleContext.getChildCount() > 4) {
-                    result = Pair.of(ExecSqlWheneverNode.WheneverType.GOTO, ruleContext.getChild(4).getText());
+                if (ruleContext.getChildCount() > index + 2) {
+                    result = Pair.of(ExecSqlWheneverNode.WheneverType.GOTO, ruleContext.getChild(index + 2).getText());
                 }
             } else if (Objects.equals(value, "GOTO")) {
-                result = Pair.of(ExecSqlWheneverNode.WheneverType.GOTO, ruleContext.getChild(3).getText());
+                result = Pair.of(ExecSqlWheneverNode.WheneverType.GOTO, ruleContext.getChild(index + 1).getText());
             }
         }
         return result;

server/engine/src/test/resources/cfast/case_execSqlWhenever.cbl

@@ -14,8 +14,9 @@
         PROGRAM-ID.    CBACT01C.
         PROCEDURE DIVISION.
            EXEC SQL  WHENEVER SQLERROR GOTO HANDLER  END-EXEC.
-           EXEC SQL  WHENEVER SQLERROR GO TO HANDLER  END-EXEC.
+           EXEC SQL  WHENEVER SQLWARNING GO TO HANDLER  END-EXEC.
            EXEC SQL  WHENEVER SQLERROR CONTINUE  END-EXEC.
+           EXEC SQL  WHENEVER NOT FOUND GO TO HANDLER END-EXEC.
 
            EXEC SQL
                SELECT ABC FROM XYZ;

server/engine/src/test/resources/cfast/case_execSqlWhenever.result.json

@@ -9,7 +9,7 @@
         "character": 9
       },
       "end": {
-        "line": 25,
+        "line": 26,
         "character": 31
       }
     },
@@ -46,7 +46,7 @@
         }
       },
       {
-        "wheneverCondition": "SQLERROR",
+        "wheneverCondition": "SQLWARNING",
         "wheneverType": "GOTO",
         "value": "HANDLER",
         "type": "execwhenever",
@@ -58,7 +58,7 @@
           },
           "end": {
             "line": 17,
-            "character": 49
+            "character": 51
           }
         }
       },
@@ -72,7 +72,7 @@
           },
           "end": {
             "line": 17,
-            "character": 49
+            "character": 51
           }
         }
       },
@@ -106,16 +106,47 @@
           }
         }
       },
+      {
+        "wheneverCondition": "NOT_FOUND",
+        "wheneverType": "GOTO",
+        "value": "HANDLER",
+        "type": "execwhenever",
+        "location": {
+          "uri": "fake/path",
+          "start": {
+            "line": 19,
+            "character": 22
+          },
+          "end": {
+            "line": 19,
+            "character": 49
+          }
+        }
+      },
+      {
+        "type": "endexec",
+        "location": {
+          "uri": "fake/path",
+          "start": {
+            "line": 19,
+            "character": 22
+          },
+          "end": {
+            "line": 19,
+            "character": 49
+          }
+        }
+      },
       {
         "type": "execsql",
         "location": {
           "uri": "fake/path",
           "start": {
-            "line": 20,
+            "line": 21,
             "character": 12
           },
           "end": {
-            "line": 22,
+            "line": 23,
             "character": 45
           }
         }
@@ -125,11 +156,11 @@
         "location": {
           "uri": "fake/path",
           "start": {
-            "line": 20,
+            "line": 21,
             "character": 12
           },
           "end": {
-            "line": 22,
+            "line": 23,
             "character": 45
           }
         }
@@ -141,11 +172,11 @@
         "location": {
           "uri": "fake/path",
           "start": {
-            "line": 24,
+            "line": 25,
             "character": 9
           },
           "end": {
-            "line": 25,
+            "line": 26,
             "character": 31
           }
         }