Add pedantic mode

In pedantic mode any nodeJS warning will be treated as an error

Author: adespawn

.github/workflows/examples.yml

@@ -3,6 +3,7 @@ name: Run examples
 env:
   DEBUG: napi:*
   APP_NAME: scylladb-javascript-driver
+  PEDANTIC: true
 "on":
   push:
     branches:

.github/workflows/integration-tests.yml

@@ -5,6 +5,7 @@ env:
   DEBUG: napi:*
   APP_NAME: scylladb-javascript-driver
   RUST_BACKTRACE: full
+  PEDANTIC: true
 "on":
   push:
     branches:

.github/workflows/unit-tests.yml

@@ -3,6 +3,7 @@
 name: Unit tests
 env:
   DEBUG: napi:*
+  PEDANTIC: true
 "on":
   push:
     branches:

main.js

@@ -1,5 +1,16 @@
 "use strict";
 
+// In pedantic mode, when any warnings are detected, exit program imminently 
+const process = require('node:process');
+if (process.env.PEDANTIC == "true") {
+  process.on('warning', (warning) => {
+    console.warn(`Warning found in pedantic mode:`);
+    console.warn(warning.message);
+    console.warn(warning.stack);
+    process.exit(1);
+  });
+}
+
 const clientOptions = require("./lib/client-options");
 exports.Client = require("./lib/client");
 exports.ExecutionProfile = require("./lib/execution-profile").ExecutionProfile;