Added camelCase option

Author: Nikita Gusakov

lib/loader.js

@@ -4,6 +4,7 @@
 */
 var path = require("path");
 var loaderUtils = require("loader-utils");
+var camelCase = require("lodash.camelcase");
 var processCss = require("./processCss");
 var getImportPrefix = require("./getImportPrefix");
 
@@ -14,6 +15,7 @@ module.exports = function(content, map) {
 	var query = loaderUtils.parseQuery(this.query);
 	var root = query.root;
 	var moduleMode = query.modules || query.module;
+	var camelCaseKeys = query.camelCase || query.camelcase;
 
 	if(map !== null && typeof map !== "string") {
 		map = JSON.stringify(map);
@@ -85,7 +87,8 @@ module.exports = function(content, map) {
 			exportJs = Object.keys(result.exports).map(function(key) {
 				var valueAsString = JSON.stringify(result.exports[key]);
 				valueAsString = valueAsString.replace(result.importItemRegExpG, importItemMatcher.bind(this));
-				return "\t" + JSON.stringify(key) + ": " + valueAsString;
+				var exportKey = camelCaseKeys ? camelCase(key) : key;
+				return "\t" + JSON.stringify(exportKey) + ": " + valueAsString;
 			}.bind(this)).join(",\n");
 			exportJs = "exports.locals = {\n" + exportJs + "\n};";
 		}

package.json

@@ -8,6 +8,7 @@
     "cssnano": ">=2.6.1 <4",
     "loader-utils": "~0.2.2",
     "object-assign": "^4.0.1",
+    "lodash.camelcase": "^3.0.1",
     "postcss": "^5.0.6",
     "postcss-modules-extract-imports": "1.0.0-beta2",
     "postcss-modules-local-by-default": "1.0.0-beta1",

test/camelCaseTest.js

@@ -0,0 +1,19 @@
+/*globals describe */
+
+var test = require("./helpers").test;
+
+describe("camelCase", function() {
+	var css = ".btn-info { color: blue; }";
+	var exports = {
+		with: [
+			[1, "._38r5hlPyrqKLodJwWOdM1k { color: blue; }", ""]
+		],
+		without: [
+			[1, "._38r5hlPyrqKLodJwWOdM1k { color: blue; }", ""]
+		]
+	};
+	exports.with.locals = {'btn-info': '_38r5hlPyrqKLodJwWOdM1k'};
+	exports.without.locals = {btnInfo: '_38r5hlPyrqKLodJwWOdM1k'};
+	test("with", css, exports.with, "?modules");
+	test("without", css, exports.without, "?modules&camelCase");
+});