Adding getProperty doc into README

README.md

@@ -126,6 +126,10 @@ It used a callback who receive only new entries inside an array.
 
 This function will stop the execution of the callbackFun each time loop.
 
+### getProperty()
+
+This function will return a ListenerRssInfo (a.k.a. a JSON object) item corresponding to the internal configuration of the class.
+
 # Annexe
 
 ## CustomFields

package.json

@@ -26,8 +26,8 @@
     "@types/node": "^14.14.25",
     "@typescript-eslint/eslint-plugin": "^4.14.2",
     "@typescript-eslint/parser": "^4.14.2",
-    "cross-env": "7.0.3",
     "chai": "4.3.0",
+    "cross-env": "7.0.3",
     "eslint": "^7.19.0",
     "eslint-config-airbnb-base": "^14.2.1",
     "eslint-config-prettier": "7.2.0",
@@ -38,8 +38,9 @@
     "prettier": "2.2.1",
     "proxyquire": "2.1.3",
     "sinon-chai": "3.5.0",
-    "ts-sinon": "2.0.1",
+    "ts-mock-imports": "1.3.3",
     "ts-node": "9.1.1",
+    "ts-sinon": "2.0.1",
     "tsc-watch": "^4.2.9",
     "typescript": "^4.1.3"
   },