add linter

.eslintignore

@@ -0,0 +1,2 @@
+filters/general_js_api.js
+platforms/

.eslintrc

@@ -0,0 +1,72 @@
+{
+    "env": {
+        "node": true
+    },
+    "extends": "airbnb-base",
+    "rules": {
+        "import/no-extraneous-dependencies": 0,
+        "max-len": [
+            "error",
+            {
+                "code": 120,
+                "comments": 120,
+                "tabWidth": 4,
+                "ignoreUrls": true,
+                "ignoreTrailingComments": false,
+                "ignoreComments": false
+            }
+        ],
+        "indent": [
+            "error",
+            4
+        ],
+        "comma-dangle": [
+            "error",
+            {
+                "arrays": "always-multiline",
+                "objects": "always-multiline",
+                "imports": "always-multiline",
+                "exports": "always",
+                "functions": "never"
+            }
+        ],
+        "no-useless-escape": "off",
+        "no-param-reassign": "off",
+        "wrap-iife": "off",
+        "func-names": "off",
+        "no-shadow": "off",
+        "arrow-body-style": 0,
+        "no-multi-spaces": [
+            "error",
+            {
+                "ignoreEOLComments": true
+            }
+        ],
+        // Prefer destructuring from arrays and objects
+        // https://eslint.org/docs/rules/prefer-destructuring
+        "prefer-destructuring": [
+            "error",
+            {
+                "VariableDeclarator": {
+                "array": false,
+                "object": true
+                },
+                "AssignmentExpression": {
+                "array": true,
+                "object": false
+                }
+            },
+            {
+                "enforceForRenamedProperties": false
+            }
+        ],
+        "consistent-return": "off",
+        "no-prototype-builtins": "off",
+        "dot-notation": "off",
+        "quote-props": "off",
+        "no-continue": "off",
+        "strict": "off",
+        "no-bitwise": "off",
+        "no-underscore-dangle": "off"
+    }
+}

.gitignore

@@ -1,6 +1,7 @@
 .DS_Store
 .idea
 .vscode
+.eslintcache
 node_modules
 platforms
 log.txt