feat add IFEQ option to SET command (#27)

* fix #25: Add `IFEQ` option to `SET` command

Signed-off-by: Pushkar Raj <[email protected]>

* Removed `block` argument per PR comment

Signed-off-by: Pushkar Raj <[email protected]>

---------

Signed-off-by: Pushkar Raj <[email protected]>
Signed-off-by: Rueian <[email protected]>

Author: px86

hack/cmds/commands.json

@@ -5050,10 +5050,23 @@
       },
       {
         "name": "condition",
-        "type": "enum",
-        "enum": [
-          "NX",
-          "XX"
+        "type": "oneof",
+        "arguments": [
+          {
+            "name": "nx",
+            "type": "pure-token",
+            "token": "NX"
+          },
+          {
+            "name": "xx",
+            "type": "pure-token",
+            "token": "XX"
+          },
+          {
+            "name": "ifeq",
+            "type": "string",
+            "token": "IFEQ"
+          }
         ],
         "optional": true
       },