Add support for linting

.eslintignore

@@ -0,0 +1 @@
+node_modules

.eslintrc.json

@@ -0,0 +1,18 @@
+{
+  "env": {
+    "node": true,
+    "mocha": true,
+    "es6": false
+  },
+  "root": true,
+  "plugins": ["prettier"],
+  "parserOptions": {
+    "ecmaVersion": 6
+  },
+  "extends": ["eslint:recommended", "prettier"],
+  "rules": {
+    "no-console": "warn",
+    "no-unused-vars": "warn",
+    "no-prototype-builtins": "warn"
+  }
+}

.gitignore

@@ -6,4 +6,5 @@ p.txt
 *.*~
 *.swp
 npm-debug.log
-/test/validators/XmlCryptoJava/target/
+/test/validators/XmlCryptoJava/target/
+.eslintcache

.prettierignore

@@ -0,0 +1,7 @@
+# Ignore artifacts:
+node_modules
+package-lock.json
+.eslintcache
+.prettierignore
+test/static/*
+test/validators/*

.prettierrc.json

@@ -0,0 +1,3 @@
+{
+  "printWidth": 100
+}

.vscode/settings.json

@@ -0,0 +1,10 @@
+{
+  "cSpell.words": [
+    "Canonicalization",
+    "canonicalize",
+    "canonicalized",
+    "codecov",
+    "wsfederation",
+    "wssecurity"
+  ]
+}