fix(NODE-6592): remove dependency on bindings (#220)

lib/kerberos.js

@@ -1,9 +1,11 @@
 'use strict';
 
-const kerberos = require('bindings')('kerberos');
+const { loadBindings, defineOperation } = require('./util');
+
+
+const kerberos = loadBindings();
 const KerberosClient = kerberos.KerberosClient;
 const KerberosServer = kerberos.KerberosServer;
-const defineOperation = require('./util').defineOperation;
 
 // GSS Flags
 const GSS_C_DELEG_FLAG = 1;

lib/util.js

@@ -19,8 +19,7 @@ function validateParameter(parameter, specs, specIndex) {
     }
 
     throw new TypeError(
-      `Invalid type for parameter \`${spec.name}\`, expected \`${
-        spec.type
+      `Invalid type for parameter \`${spec.name}\`, expected \`${spec.type
       }\` but found \`${typeof parameter}\``
     );
   }
@@ -81,4 +80,12 @@ function defineOperation(fn, paramDefs) {
   };
 }
 
-module.exports = { defineOperation, validateParameter };
+function loadBindings() {
+  try {
+    return require('../build/Release/kerberos.node');
+  } catch {
+    return require('../build/Debug/kerberos.node');
+  }
+}
+
+module.exports = { defineOperation, validateParameter, loadBindings };

package.json

@@ -27,7 +27,6 @@
     "url": "https://jira.mongodb.org/projects/NODE/issues/"
   },
   "dependencies": {
-    "bindings": "^1.5.0",
     "node-addon-api": "^6.1.0",
     "prebuild-install": "^7.1.2"
   },
@@ -74,4 +73,4 @@
   },
   "license": "Apache-2.0",
   "readmeFilename": "README.md"
-}
+}

test/defineOperation_tests.js

@@ -1,5 +1,8 @@
 'use strict';
-const kerberos = require('bindings')('kerberos');
+
+const { loadBindings } = require('../lib/util');
+
+const kerberos = loadBindings();
 const defineOperation = require('../lib/util').defineOperation;
 const expect = require('chai').expect;
 
@@ -16,7 +19,7 @@ describe('defineOperation', () => {
   });
 
   it('should validate optional parameters, with valid parameters after', function () {
-    expect(() => testMethod('llamas', false, true, () => {})).to.throw(
+    expect(() => testMethod('llamas', false, true, () => { })).to.throw(
       /Invalid type for parameter `optionalString`/
     );
   });