Add inlineIfElse nested case and more tests

Author: DecimalTurn

client/src/syntaxes/vba.tmLanguage.yaml

@@ -284,7 +284,7 @@ repository:
 
           inlineIfElse:
             name: meta.flow.inline-if-else.vba
-            match: (?i)\s*((?:else)?if)\s+(.*?)\s+(then)\s+(.*)\s+(else)\s+([^'\n]*)
+            match: (?i)\s*((?:else\s+)?if)\s+(.*?)\s+(then)\s+(.*)\s+(else)\s+([^'\n]*)
             captures:
               1:
                 name: keyword.control.flow.decision.vba
@@ -296,8 +296,12 @@ repository:
                 name: keyword.control.flow.decision.vba
               4:
                 patterns:
+                  - include: "#inlineIfElse"
+                  - include: "#inlineIf"
                   - include: "#valueAssignment"
                   - include: "#language"
+                  - include: "#expression"
+                  - include: "#functionCall"
               5:
                 name: keyword.control.flow.decision.vba
               6: