Make converter param name case insensitive

Author: Laurynas Butkus

package.json

@@ -55,7 +55,7 @@
     "chai-fs": "^2.0.0",
     "cross-env": "^5.1.3",
     "eslint": "^4.19.1",
-    "eslint-config-airbnb": "^17.0.0",
+    "eslint-config-airbnb": "~17.0.0",
     "eslint-plugin-import": "^2.7.0",
     "eslint-plugin-jsx-a11y": "^6.0.2",
     "eslint-plugin-react": "^7.4.0",

src/task.js

@@ -1,4 +1,9 @@
-import { normalizeFilesParam, buildFileParam, detectFormat } from './utils';
+import {
+  normalizeFilesParam,
+  buildFileParam,
+  detectFormat,
+  detectConverter,
+} from './utils';
 import Result from './result';
 
 const Task = class {
@@ -22,8 +27,9 @@ const Task = class {
     }
 
     const fromFormat = this.fromFormat || detectFormat(params, this.toFormat);
-    const converter = params.converter ? `/converter/${params.converter}` : '';
-    const path = `convert/${fromFormat}/to/${this.toFormat}${converter}`;
+    const converter = detectConverter(params);
+    const converterPath = converter ? `/converter/${converter}` : '';
+    const path = `convert/${fromFormat}/to/${this.toFormat}${converterPath}`;
     const response = await this.api.client.post(path, params, timeout);
 
     return new Result(this.api, response);

src/utils.js

@@ -101,3 +101,11 @@ export const encodeFileName = (fileName) => {
   const str = encodeURIComponent(fileName);
   return str.replace(/[!'()*]/g, c => `%${c.charCodeAt(0).toString(16)}`);
 };
+
+export const detectConverter = (params) => {
+  const converterKey = Object.keys(params).find(key => key.toLowerCase() === 'converter');
+
+  if (!converterKey) return undefined;
+
+  return params[converterKey];
+};