Apply eqeqeq lint rule

.eslintrc.json

@@ -15,6 +15,7 @@
     "curly": ["error", "multi-or-nest", "consistent"],
     "consistent-return": ["error", {"treatUndefinedAsUnspecified": true}],
     "no-buffer-constructor": "error",
-    "prefer-const": ["error", {"destructuring": "all"}]
+    "prefer-const": ["error", {"destructuring": "all"}],
+    "eqeqeq": ["error", "always", {"null": "ignore"}]
   }
 }

lib/device.js

@@ -157,7 +157,7 @@ function unpack(deviceData, path, revision) {
             ) {
               for (let m = 0; m < allMatches.length; ++m) {
                 let k;
-                for (k = i; k >= 0; --k) if (allMatches[m][k] != up[k]) break;
+                for (k = i; k >= 0; --k) if (allMatches[m][k] !== up[k]) break;
 
                 if (k < 0) {
                   filtered.push(allMatches[m]);
@@ -226,7 +226,7 @@ function clear(deviceData, path, timestamp, attributes, changeFlags = 0) {
       deviceData.timestamps.delete(p);
       deviceData.attributes.delete(p);
       changeFlags |= 1;
-    } else if (attributes && p.length == path.length) {
+    } else if (attributes && p.length === path.length) {
       const currentAttributes = deviceData.attributes.get(p);
       if (currentAttributes) {
         let newAttrs;

lib/extensions.js

@@ -96,11 +96,11 @@ function killAll(callback) {
   for (const n in processes) {
     ++counter;
     kill(processes[n], () => {
-      if (--counter == 0 && callback) callback();
+      if (--counter === 0 && callback) callback();
     });
     delete processes[n];
   }
-  if (--counter == 0 && callback) callback();
+  if (--counter === 0 && callback) callback();
 }
 
 exports.run = run;

lib/instance-set.js

@@ -49,7 +49,7 @@ class InstanceSet {
       const keysA = Object.keys(a);
       const keysB = Object.keys(b);
 
-      if (keysA.length != keysB.length) return keysB.length - keysA.length;
+      if (keysA.length !== keysB.length) return keysB.length - keysA.length;
 
       keysA.sort();
       keysB.sort();
@@ -86,7 +86,7 @@ class InstanceSet {
       const keysA = Object.keys(a);
       const keysB = Object.keys(b);
 
-      if (keysA.length != keysB.length) return keysA.length - keysB.length;
+      if (keysA.length !== keysB.length) return keysA.length - keysB.length;
 
       keysA.sort();
       keysB.sort();