Move eslint settings to .eslintrc, and fix minor code style issues

.eslintrc

@@ -0,0 +1,38 @@
+{
+	"env": {
+		"node": true,
+		"es6": true
+	},
+	"rules": {
+		"arrow-parens": [2, "as-needed"],
+		"no-console": [1],
+		"no-constant-condition": [1],
+		"no-extra-semi": [1],
+		"no-func-assign": [1],
+		"no-obj-calls": [2],
+		"no-unexpected-multiline" : [2],
+		"no-unneeded-ternary": [2],
+		"radix": [2],
+		"no-with": [2],
+		"no-eval": [2],
+		"no-unreachable": [1],
+		"no-irregular-whitespace": [1],
+		"no-new-wrappers": [2],
+		"no-new-func": [2],
+		"curly" : [2, "multi-line"],
+		"no-implied-eval": [2],
+		"no-invalid-this": [2],
+		"constructor-super": [2],
+		"no-dupe-args": [2],
+		"no-dupe-keys": [2],
+		"no-dupe-class-members": [2],
+		"no-this-before-super": [2],
+		"prefer-arrow-callback": [1],
+		"no-var": [2],
+		"valid-jsdoc": [1],
+		"strict": [2, "global"],
+		"callback-return": [1],
+		"object-shorthand": [1, "methods"],
+		"prefer-template": [1]
+	}
+}

.istanbul.yml

@@ -1,6 +0,0 @@
-reporting:
-    reports:
-        - lcov
-        - lcovonly
-    report-config:
-        lcovonly: {file: ../coverage/lcov.info}

gulpfile.js

@@ -15,45 +15,6 @@ const TEST_FILES = [
 	'test/adapters/*_test.js'
 ];
 
-const ESLINT_SETTINGS = {
-	"env": {
-		"node": true,
-		"es6": true
-	},
-	"rules": {
-		"arrow-parens": [2, "as-needed"],
-		"no-console": [1],
-		"no-constant-condition": [1],
-		"no-extra-semi": [1],
-		"no-func-assign": [1],
-		"no-obj-calls": [2],
-		"no-unexpected-multiline" : [2],
-		"no-unneeded-ternary": [2],
-		"radix": [2],
-		"no-with": [2],
-		"no-eval": [2],
-		"no-unreachable": [1],
-		"no-irregular-whitespace": [1],
-		"no-new-wrappers": [2],
-		"no-new-func": [2],
-		"curly" : [2, "multi-line"],
-		"no-implied-eval": [2],
-		"no-invalid-this": [2],
-		"constructor-super": [2],
-		"no-dupe-args": [2],
-		"no-dupe-keys": [2],
-		"no-dupe-class-members": [2],
-		"no-this-before-super": [2],
-		"prefer-arrow-callback": [1],
-		"no-var": [2],
-		"valid-jsdoc": [1],
-		"strict": [2, "global"],
-		"callback-return": [1],
-		"object-shorthand": [1, "methods"],
-		"prefer-template": [1]
-	}
-};
-
 const MOCHA_OPTIONS = {
 	ui: 'tdd',
 	bail: true,
@@ -63,7 +24,7 @@ const MOCHA_OPTIONS = {
 
 gulp.task('lint', () => {
 	pipe(gulp.src(SRC_FILES), [
-		eslint(ESLINT_SETTINGS),
+		eslint(),
 		eslint.format(),
 		eslint.failAfterError()
 	]);
@@ -75,7 +36,7 @@ gulp.task('lint', () => {
 
 gulp.task('lint-tests', ['lint'], () => {
 	pipe(gulp.src(['test/**/*.js']), [
-		eslint(ESLINT_SETTINGS),
+		eslint(),
 		eslint.format(),
 		eslint.failAfterError()
 	]);

lib/NodeQuery.js

@@ -93,6 +93,4 @@ class NodeQuery {
 	}
 }
 
-module.exports = (config => {
-	return new NodeQuery(config);
-});
+module.exports = (config => new NodeQuery(config));

lib/drivers/Sqlite.js

@@ -50,9 +50,7 @@ module.exports = (() => {
 		sql += `SELECT ${cols.join(', ')}\n`;
 
 		vals.forEach(rowValues => {
-			let quoted = rowValues.map(value => {
-				return String(value).replace('\'', '\'\'');
-			});
+			let quoted = rowValues.map(value => String(value).replace('\'', '\'\''));
 			sql += `UNION ALL SELECT '${quoted.join('\', \'')}'\n`;
 		});
 

lib/promisify.js

@@ -16,9 +16,7 @@ function promisify(fn) {
 	return function () {
 		let args = [].slice.call(arguments);
 		return new Promise(function (resolve, reject) {
-			fn.apply(undefined, args.concat((error, value) => {
-				return error ? reject(error) : resolve(value);
-			}));
+			fn.apply(undefined, args.concat((error, value) => error ? reject(error) : resolve(value)));
 		});
 	};
 }

test/.jscsrc

@@ -1,7 +0,0 @@
-{
-	"preset": "airbnb",
-	"validateIndentation": null,
-	"requireLineFeedAtFileEnd": null,
-	"disallowSpaceAfterPrefixUnaryOperators": null,
-	"disallowMultipleVarDecl": null
-}

test/adapters/dblite_test.js

@@ -23,9 +23,7 @@ suite('Dblite adapter tests -', () => {
 		let sql = `CREATE TABLE IF NOT EXISTS "create_test" ("id" INTEGER PRIMARY KEY, "key" TEXT, "val" TEXT);
 CREATE TABLE IF NOT EXISTS "create_join" ("id" INTEGER PRIMARY KEY, "key" TEXT, "val" TEXT);`;
 
-		qb.query(sql, () => {
-			return done();
-		});
+		qb.query(sql, () => done());
 	});
 
 	/*---------------------------------------------------------------------------