style: integrate prettier

.editorconfig

@@ -1,23 +1,16 @@
 root = true
 
 [*]
-indent_style = tab
-indent_size = 4
 charset = utf-8
-trim_trailing_whitespace = true
-insert_final_newline = true
-max_line_length = 233
-
-[*.json]
-indent_style = space
-indent_size = 2
-
-[*.yml]
 indent_style = space
 indent_size = 2
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
 
 [test/cases/parsing/bom/bomfile.{css,js}]
 charset = utf-8-bom
 
 [*.md]
+insert_final_newline = true
 trim_trailing_whitespace = false

.eslintrc.json

@@ -1,58 +1,35 @@
 {
-	"root": true,
-	"plugins": ["node"],
-	"extends": ["eslint:recommended", "plugin:node/recommended"],
-	"env": {
-		"node": true
-	},
-	"rules": {
-		"quotes": ["error", "double"],
-		"no-undef": "error",
-		"no-extra-semi": "error",
-		"semi": "error",
-		"no-template-curly-in-string": "error",
-		"no-caller": "error",
-		"yoda": "error",
-		"eqeqeq": "error",
-		"global-require": "off",
-		"brace-style": "error",
-		"eol-last": "error",
-		"indent": ["error", "tab", { "SwitchCase": 1 }],
-		"no-extra-bind": "warn",
-		"no-empty": "off",
-		"no-multiple-empty-lines": "error",
-		"no-multi-spaces": "error",
-		"no-process-exit": "warn",
-		"space-in-parens": "error",
-		"no-trailing-spaces": "error",
-		"no-use-before-define": "off",
-		"no-unused-vars": ["error", {"args": "none"}],
-		"key-spacing": "error",
-		"space-infix-ops": "error",
-		"no-unsafe-negation": "error",
-		"no-loop-func": "warn",
-		"space-before-function-paren": ["error", "never"],
-		"space-before-blocks": "error",
-		"object-curly-spacing": ["error", "always"],
-		"keyword-spacing": ["error", {
-			"after": false,
-			"overrides": {
-				"try": {"after": true},
-				"else": {"after": true},
-				"throw": {"after": true},
-				"case": {"after": true},
-				"return": {"after": true},
-				"finally": {"after": true},
-				"do": {"after": true}
-			}
-		}],
-		"no-console": "off",
-		"valid-jsdoc": "error",
-		"no-var": "error",
-		"prefer-const": "error",
-		"prefer-arrow-callback": "error",
+  "root": true,
+  "plugins": ["node", "prettier"],
+  "extends": ["eslint:recommended", "plugin:node/recommended"],
+  "env": {
+    "node": true
+  },
+  "rules": {
+    "no-template-curly-in-string": "error",
+    "no-caller": "error",
+    "yoda": "error",
+    "eqeqeq": "error",
+    "no-extra-bind": "error",
+    "no-process-exit": "error",
+    "no-loop-func": "error",
+    "no-console": "off",
+    "valid-jsdoc": "error",
+    "no-var": "error",
+    "prefer-const": "error",
+    "prefer-arrow-callback": "error",
     "object-shorthand": "error",
+
     // Allow to use `assert` module
-    "node/no-deprecated-api": "off"
-	}
+    "node/no-deprecated-api": "off",
+
+    "prettier/prettier": [
+      "error",
+      {
+        "singleQuote": true,
+        "trailingComma": "es5",
+        "arrowParens": "always"
+      }
+    ]
+  }
 }

.prettierrc

@@ -0,0 +1,5 @@
+{
+  "singleQuote": true,
+  "trailingComma": "es5",
+  "arrowParens": "always"
+}

appveyor.yml

@@ -10,7 +10,7 @@ environment:
 
 clone_depth: 10
 
-version: "{build}"
+version: '{build}'
 build: off
 deploy: off
 
@@ -29,4 +29,4 @@ cache:
 test_script:
   - node --version
   - npm --version
-  - cmd: "yarn travis"
+  - cmd: 'yarn travis'

lib/getCurrentRequest.js

@@ -1,13 +1,16 @@
-"use strict";
+'use strict';
 
 function getCurrentRequest(loaderContext) {
-	if(loaderContext.currentRequest)
-		return loaderContext.currentRequest;
-	const request = loaderContext.loaders
-		.slice(loaderContext.loaderIndex)
-		.map(obj => obj.request)
-		.concat([loaderContext.resource]);
-	return request.join("!");
+  if (loaderContext.currentRequest) {
+    return loaderContext.currentRequest;
+  }
+
+  const request = loaderContext.loaders
+    .slice(loaderContext.loaderIndex)
+    .map((obj) => obj.request)
+    .concat([loaderContext.resource]);
+
+  return request.join('!');
 }
 
 module.exports = getCurrentRequest;

lib/getHashDigest.js

@@ -1,53 +1,69 @@
-"use strict";
+'use strict';
 
 const baseEncodeTables = {
-	26: "abcdefghijklmnopqrstuvwxyz",
-	32: "123456789abcdefghjkmnpqrstuvwxyz", // no 0lio
-	36: "0123456789abcdefghijklmnopqrstuvwxyz",
-	49: "abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ", // no lIO
-	52: "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ",
-	58: "123456789abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ", // no 0lIO
-	62: "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ",
-	64: "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_"
+  26: 'abcdefghijklmnopqrstuvwxyz',
+  32: '123456789abcdefghjkmnpqrstuvwxyz', // no 0lio
+  36: '0123456789abcdefghijklmnopqrstuvwxyz',
+  49: 'abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ', // no lIO
+  52: 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ',
+  58: '123456789abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ', // no 0lIO
+  62: '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ',
+  64: '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_',
 };
 
 function encodeBufferToBase(buffer, base) {
-	const encodeTable = baseEncodeTables[base];
-	if(!encodeTable) throw new Error("Unknown encoding base" + base);
+  const encodeTable = baseEncodeTables[base];
+  if (!encodeTable) {
+    throw new Error('Unknown encoding base' + base);
+  }
 
-	const readLength = buffer.length;
+  const readLength = buffer.length;
+  const Big = require('big.js');
 
-	const Big = require("big.js");
-	Big.RM = Big.DP = 0;
-	let b = new Big(0);
-	for(let i = readLength - 1; i >= 0; i--) {
-		b = b.times(256).plus(buffer[i]);
-	}
+  Big.RM = Big.DP = 0;
+  let b = new Big(0);
 
-	let output = "";
-	while(b.gt(0)) {
-		output = encodeTable[b.mod(base)] + output;
-		b = b.div(base);
-	}
+  for (let i = readLength - 1; i >= 0; i--) {
+    b = b.times(256).plus(buffer[i]);
+  }
 
-	Big.DP = 20;
-	Big.RM = 1;
+  let output = '';
+  while (b.gt(0)) {
+    output = encodeTable[b.mod(base)] + output;
+    b = b.div(base);
+  }
 
-	return output;
+  Big.DP = 20;
+  Big.RM = 1;
+
+  return output;
 }
 
 function getHashDigest(buffer, hashType, digestType, maxLength) {
-	hashType = hashType || "md5";
-	maxLength = maxLength || 9999;
-	const hash = require("crypto").createHash(hashType);
-	hash.update(buffer);
-	if(digestType === "base26" || digestType === "base32" || digestType === "base36" ||
-		digestType === "base49" || digestType === "base52" || digestType === "base58" ||
-		digestType === "base62" || digestType === "base64") {
-		return encodeBufferToBase(hash.digest(), digestType.substr(4)).substr(0, maxLength);
-	} else {
-		return hash.digest(digestType || "hex").substr(0, maxLength);
-	}
+  hashType = hashType || 'md5';
+  maxLength = maxLength || 9999;
+
+  const hash = require('crypto').createHash(hashType);
+
+  hash.update(buffer);
+
+  if (
+    digestType === 'base26' ||
+    digestType === 'base32' ||
+    digestType === 'base36' ||
+    digestType === 'base49' ||
+    digestType === 'base52' ||
+    digestType === 'base58' ||
+    digestType === 'base62' ||
+    digestType === 'base64'
+  ) {
+    return encodeBufferToBase(hash.digest(), digestType.substr(4)).substr(
+      0,
+      maxLength
+    );
+  } else {
+    return hash.digest(digestType || 'hex').substr(0, maxLength);
+  }
 }
 
 module.exports = getHashDigest;

lib/getOptions.js

@@ -1,17 +1,20 @@
-"use strict";
+'use strict';
 
-const parseQuery = require("./parseQuery");
+const parseQuery = require('./parseQuery');
 
 function getOptions(loaderContext) {
-	const query = loaderContext.query;
-	if(typeof query === "string" && query !== "") {
-		return parseQuery(loaderContext.query);
-	}
-	if(!query || typeof query !== "object") {
-		// Not object-like queries are not supported.
-		return null;
-	}
-	return query;
+  const query = loaderContext.query;
+
+  if (typeof query === 'string' && query !== '') {
+    return parseQuery(loaderContext.query);
+  }
+
+  if (!query || typeof query !== 'object') {
+    // Not object-like queries are not supported.
+    return null;
+  }
+
+  return query;
 }
 
 module.exports = getOptions;

lib/getRemainingRequest.js

@@ -1,13 +1,16 @@
-"use strict";
+'use strict';
 
 function getRemainingRequest(loaderContext) {
-	if(loaderContext.remainingRequest)
-		return loaderContext.remainingRequest;
-	const request = loaderContext.loaders
-		.slice(loaderContext.loaderIndex + 1)
-		.map(obj => obj.request)
-		.concat([loaderContext.resource]);
-	return request.join("!");
+  if (loaderContext.remainingRequest) {
+    return loaderContext.remainingRequest;
+  }
+
+  const request = loaderContext.loaders
+    .slice(loaderContext.loaderIndex + 1)
+    .map((obj) => obj.request)
+    .concat([loaderContext.resource]);
+
+  return request.join('!');
 }
 
 module.exports = getRemainingRequest;

lib/index.js

@@ -1,15 +1,15 @@
-"use strict";
+'use strict';
 
-const getOptions = require("./getOptions");
-const parseQuery = require("./parseQuery");
-const stringifyRequest = require("./stringifyRequest");
-const getRemainingRequest = require("./getRemainingRequest");
-const getCurrentRequest = require("./getCurrentRequest");
-const isUrlRequest = require("./isUrlRequest");
-const urlToRequest = require("./urlToRequest");
-const parseString = require("./parseString");
-const getHashDigest = require("./getHashDigest");
-const interpolateName = require("./interpolateName");
+const getOptions = require('./getOptions');
+const parseQuery = require('./parseQuery');
+const stringifyRequest = require('./stringifyRequest');
+const getRemainingRequest = require('./getRemainingRequest');
+const getCurrentRequest = require('./getCurrentRequest');
+const isUrlRequest = require('./isUrlRequest');
+const urlToRequest = require('./urlToRequest');
+const parseString = require('./parseString');
+const getHashDigest = require('./getHashDigest');
+const interpolateName = require('./interpolateName');
 
 exports.getOptions = getOptions;
 exports.parseQuery = parseQuery;