Fixed parse of header for contentType

Author: ferdikoomen

package.json

@@ -1,6 +1,6 @@
 {
     "name": "openapi-typescript-codegen",
-    "version": "0.5.2",
+    "version": "0.5.3",
     "description": "NodeJS library that generates Typescript or Javascript clients based on the OpenAPI specification.",
     "author": "Ferdi Koomen",
     "homepage": "https://github.com/ferdikoomen/openapi-typescript-codegen",

src/templates/core/fetch/getResponseBody.hbs

@@ -2,12 +2,11 @@ async function getResponseBody(response: Response): Promise<any> {
     try {
         const contentType = response.headers.get('Content-Type');
         if (contentType) {
-            switch (contentType.toLowerCase()) {
-                case 'application/json':
-                case 'application/json; charset=utf-8':
-                    return await response.json();
-                default:
-                    return await response.text();
+            const isJSON = contentType.toLowerCase().startsWith('application/json');
+            if (isJSON) {
+                return await response.json();
+            } else {
+                return await response.text();
             }
         }
     } catch (error) {

src/templates/core/node/getResponseBody.hbs

@@ -2,13 +2,11 @@ async function getResponseBody(response: Response): Promise<any> {
     try {
         const contentType = response.headers.get('Content-Type');
         if (contentType) {
-            switch (contentType.toLowerCase()) {
-                case 'application/json':
-                case 'application/json; charset=utf-8':
-                    return await response.json();
-
-                default:
-                    return await response.text();
+            const isJSON = contentType.toLowerCase().startsWith('application/json');
+            if (isJSON) {
+                return await response.json();
+            } else {
+                return await response.text();
             }
         }
     } catch (error) {

src/templates/core/xhr/getResponseBody.hbs

@@ -2,13 +2,11 @@ function getResponseBody(xhr: XMLHttpRequest): any {
     try {
         const contentType = xhr.getResponseHeader('Content-Type');
         if (contentType) {
-            switch (contentType.toLowerCase()) {
-                case 'application/json':
-                case 'application/json; charset=utf-8':
-                    return JSON.parse(xhr.responseText);
-
-                default:
-                    return xhr.responseText;
+            const isJSON = contentType.toLowerCase().startsWith('application/json');
+            if (isJSON) {
+                return JSON.parse(xhr.responseText);
+            } else {
+                return xhr.responseText;
             }
         }
     } catch (error) {

test/__snapshots__/index.spec.js.snap

@@ -201,12 +201,11 @@ async function getResponseBody(response: Response): Promise<any> {
     try {
         const contentType = response.headers.get('Content-Type');
         if (contentType) {
-            switch (contentType.toLowerCase()) {
-                case 'application/json':
-                case 'application/json; charset=utf-8':
-                    return await response.json();
-                default:
-                    return await response.text();
+            const isJSON = contentType.toLowerCase().startsWith('application/json');
+            if (isJSON) {
+                return await response.json();
+            } else {
+                return await response.text();
             }
         }
     } catch (error) {
@@ -2300,12 +2299,11 @@ async function getResponseBody(response: Response): Promise<any> {
     try {
         const contentType = response.headers.get('Content-Type');
         if (contentType) {
-            switch (contentType.toLowerCase()) {
-                case 'application/json':
-                case 'application/json; charset=utf-8':
-                    return await response.json();
-                default:
-                    return await response.text();
+            const isJSON = contentType.toLowerCase().startsWith('application/json');
+            if (isJSON) {
+                return await response.json();
+            } else {
+                return await response.text();
             }
         }
     } catch (error) {