Fix boolean validation and request body parse (#12)

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@cloudflare/itty-router-openapi",
-  "version": "0.0.7",
+  "version": "0.0.8",
   "description": "OpenAPI schema generator and validator for Cloudflare Workers",
   "main": "dist/cjs/index.js",
   "module": "dist/esm/index.js",

src/parameters.ts

@@ -329,7 +329,7 @@ export class DateOnly extends Str {
   }
 }
 
-export class Bool extends BaseParameter {
+export class Bool extends Str {
   type = 'boolean'
   private validValues = ['true', 'false']
 
@@ -339,7 +339,7 @@ export class Bool extends BaseParameter {
     value = value.toLowerCase()
 
     if (!this.validValues.includes(value)) {
-      throw new ValidationError('is not a valid boolean, allowed values true or false')
+      throw new ValidationError('is not a valid boolean, allowed values are true or false')
     }
 
     value = value === 'true'

src/route.ts

@@ -114,13 +114,22 @@ export class OpenAPIRoute implements OpenAPIRouteSchema {
     }
 
     if (request.method.toLowerCase() !== 'get' && requestBody) {
-      const json = await request.json()
+      let json
+      let loaded = false
 
       try {
-        validatedObj['body'] = new Body(requestBody).validate(json)
+        json = await request.json()
+        loaded = true
       } catch (e) {
-        validationErrors['body' + (e as ApiException).key] = (e as ApiException).message
+        validationErrors['body'] = (e as ApiException).message
       }
+
+      if (loaded)
+        try {
+          validatedObj['body'] = new Body(requestBody).validate(json)
+        } catch (e) {
+          validationErrors['body' + (e as ApiException).key] = (e as ApiException).message
+        }
     }
 
     return {