revise invalid spec error message (#8735)

wing328 · web-flow · commit ee12a6f7ee32 · 2021-02-20T11:49:31.000+08:00
diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/DefaultGenerator.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/DefaultGenerator.java
@@ -832,9 +832,8 @@ Map<String, Object> buildSupportFileBundle(List<Object> allOperations, List<Obje
 
     @Override
     public List<File> generate() {
-
         if (openAPI == null) {
-            throw new RuntimeException("missing OpenAPI input!");
+            throw new RuntimeException("Issues with the OpenAPI input. Possible causes: invalid/missing spec, malformed JSON/YAML files, etc.");
         }
 
         if (config == null) {

Original file line number	Diff line number	Diff line change
`@@ -832,9 +832,8 @@ Map<String, Object> buildSupportFileBundle(List<Object> allOperations, List<Obje`
`832`	`832`
`833`	`833`	`@Override`
`834`	`834`	`public List<File> generate() {`
`835`		`-`
`836`	`835`	`if (openAPI == null) {`
`837`		`- throw new RuntimeException("missing OpenAPI input!");`
	`836`	`+ throw new RuntimeException("Issues with the OpenAPI input. Possible causes: invalid/missing spec, malformed JSON/YAML files, etc.");`
`838`	`837`	`}`
`839`	`838`
`840`	`839`	`if (config == null) {`