feat: migrate to typescript (#78)

Besides migrating to typescript, this PR also introduces modularized filters so that they can be
imported individually

Closes #33 #35 #36

Author: jefrydco

.eslintignore

@@ -0,0 +1,2 @@
+# Ignore build directory
+dist/*

.eslintrc.js

@@ -1,5 +1,18 @@
 module.exports = {
+  root: true,
+  env: {
+    browser: true,
+    node: true
+  },
+  parser: '@typescript-eslint/parser',
+  parserOptions: {
+    sourceType: 'module'
+  },
+  extends: ['plugin:@typescript-eslint/recommended', 'prettier'],
+  plugins: ['import', 'prettier'],
   "rules": {
+    "@typescript-eslint/camelcase": "off",
+    "@typescript-eslint/no-empty-interface": "off",
     'no-useless-constructor': 'off',
     'no-unused-vars': 'warn',
     'no-undef': 'off',

App.vue

@@ -42,6 +42,36 @@ import VueStringFilter from 'vue-string-filter'
 Vue.use(VueStringFilter)
 ```
 
+#### Import Individual Filters
+
+```javascript
+import Vue from 'vue'
+
+import append 'vue-string-filter/filters/append'
+import capitalize 'vue-string-filter/filters/capitalize'
+import cut 'vue-string-filter/filters/cut'
+import lowercase 'vue-string-filter/filters/lowercase'
+import remove_first 'vue-string-filter/filters/remove-first'
+import remove 'vue-string-filter/filters/remove'
+import replace_first 'vue-string-filter/filters/replace-first'
+import replace 'vue-string-filter/filters/replace'
+import slug 'vue-string-filter/filters/slug'
+import titlecase 'vue-string-filter/filters/titlecase'
+import truncate 'vue-string-filter/filters/truncate'
+import uppercase 'vue-string-filter/filters/uppercase'
+
+Vue.filter('cut', cut)
+Vue.filter('lowercase', lowercase)
+Vue.filter('remove_first', remove_first)
+Vue.filter('remove', remove)
+Vue.filter('replace_first', replace_first)
+Vue.filter('replace', replace)
+Vue.filter('slug', slug)
+Vue.filter('titlecase', titlecase)
+Vue.filter('truncate', truncate)
+Vue.filter('uppercase', uppercase)
+```
+
 ### Use in View
 
 ```html
@@ -65,4 +95,4 @@ If you'd like to contribute, head to the [contributing guidelines](/CONTRIBUTING
 
 ------
 
-Copyright © 2018 Built with ❤️ by Irfan Maulana
+Copyright © 2019 Built with ❤️ by Irfan Maulana