Switch to prettier (#219)

* switch to using prettier instead of standard

* small adjustments to linting

* make printwidth 120 for prettier

* update prettier config the style we agreed on

* Add .editorconfig file

.editorconfig

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

.eslintignore

@@ -0,0 +1,2 @@
+.eslintrc.js
+.prettierrc.js

.eslintrc.js

@@ -0,0 +1,21 @@
+module.exports = {
+  env: {
+    es6: true,
+  },
+  extends: [
+    'eslint:recommended',
+    'plugin:@typescript-eslint/recommended',
+    'plugin:prettier/recommended',
+  ],
+  parser: '@typescript-eslint/parser',
+  parserOptions: {
+    project: './tsconfig.json',
+    sourceType: 'module',
+  },
+  plugins: ['@typescript-eslint', 'eslint-plugin-tsdoc'],
+  rules: {
+    'tsdoc/syntax': 'warn',
+    '@typescript-eslint/ban-types': 'off',
+    '@typescript-eslint/no-explicit-any': 'off',
+  },
+};

.prettierrc.js

@@ -0,0 +1,8 @@
+module.exports = {
+  tabWidth: 2,
+  singleQuote: true,
+  trailingComma: 'none',
+  semi: true,
+  printWidth: 120,
+  bracketSpacing: true
+};