Add TS support

.editorconfig

@@ -0,0 +1,9 @@
+root = true
+
+[*]
+indent_style = space
+end_of_line = lf
+charset = utf-8
+indent_size = 2
+trim_trailing_whitespace = true
+insert_final_newline = true

.eslintignore

@@ -0,0 +1 @@
+node_modules/*

.eslintrc.json

@@ -0,0 +1,29 @@
+{
+  "root": true,
+  "env": {
+    "es6": true,
+    "node": true,
+    "mocha": true
+  },
+  "extends": [
+    "eslint:recommended"
+  ],
+  "overrides": [
+    {
+      "files": [
+        "*.ts",
+        "*.tsx"
+      ],
+      "parser": "@typescript-eslint/parser",
+      "plugins": [
+        "@typescript-eslint"
+      ],
+      "extends": [
+        "plugin:@typescript-eslint/recommended"
+      ],
+      "parserOptions": {
+        "ecmaversion": "es6"
+      }
+    }
+  ]
+}

.gitattributes

@@ -0,0 +1,13 @@
+# Set the default behavior, in case people don't have `core.autocrlf` set.
+* text=auto
+
+# Declare files that will always have LF line endings on checkout.
+*.js text eol=lf
+
+# Remove files using `git archive`.
+.*                      export-ignore
+appveyor.yml            export-ignore
+src                     export-ignore
+test/*                  export-ignore
+!test/runkitExample.js  export-ignore
+tsconfig.json           export-ignore

.gitignore

@@ -6,102 +6,9 @@ yarn-debug.log*
 yarn-error.log*
 lerna-debug.log*
 
-# Diagnostic reports (https://nodejs.org/api/report.html)
-report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json
-
-# Runtime data
-pids
-*.pid
-*.seed
-*.pid.lock
-
-# Directory for instrumented libs generated by jscoverage/JSCover
-lib-cov
-
-# Coverage directory used by tools like istanbul
-coverage
-*.lcov
-
-# nyc test coverage
-.nyc_output
-
-# Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files)
-.grunt
-
-# Bower dependency directory (https://bower.io/)
-bower_components
-
-# node-waf configuration
-.lock-wscript
-
-# Compiled binary addons (https://nodejs.org/api/addons.html)
-build/Release
-
 # Dependency directories
 node_modules/
-jspm_packages/
-
-# TypeScript v1 declaration files
-typings/
-
-# TypeScript cache
-*.tsbuildinfo
-
-# Optional npm cache directory
-.npm
-
-# Optional eslint cache
-.eslintcache
-
-# Microbundle cache
-.rpt2_cache/
-.rts2_cache_cjs/
-.rts2_cache_es/
-.rts2_cache_umd/
-
-# Optional REPL history
-.node_repl_history
-
-# Output of 'npm pack'
-*.tgz
-
-# Yarn Integrity file
-.yarn-integrity
-
-# dotenv environment variables file
-.env
-.env.test
-
-# parcel-bundler cache (https://parceljs.org/)
-.cache
-
-# Next.js build output
-.next
-
-# Nuxt.js build / generate output
-.nuxt
-dist
-
-# Gatsby files
-.cache/
-# Comment in the public line in if your project uses Gatsby and *not* Next.js
-# https://nextjs.org/blog/next-9-1#public-directory-support
-# public
-
-# vuepress build output
-.vuepress/dist
-
-# Serverless directories
-.serverless/
-
-# FuseBox cache
-.fusebox/
-
-# DynamoDB Local files
-.dynamodb/
-
-# TernJS port file
-.tern-port
 
 #misc
+.idea
 .DS_Store

.travis.yml

@@ -1,11 +1,20 @@
+branches:
+  only:
+    - main
+dist: xenial
 language: node_js
 node_js:
   - 8
-  - 9
   - 10
-  - 11
   - 12
+  - 14
+  - 16
   - node
 os:
   - linux
   - osx
+install:
+  npm install --dev
+script:
+  - npm run lint
+  - npm run test