Fixes index out of range panic when empty.

t-yuki · t-yuki · commit 1e5a723f306b · 2016-05-13T10:01:24.000+09:00
diff --git a/protoc-gen-swagger/genswagger/template.go b/protoc-gen-swagger/genswagger/template.go
@@ -510,7 +510,7 @@ func updateSwaggerDataFromComments(swaggerObject interface{}, comment string) er
 
 		summary := strings.TrimSpace(paragraphs[0])
 		description := strings.TrimSpace(strings.Join(paragraphs[1:], "\n\n"))
-		if !usingTitle || summary[len(summary)-1] != '.' {
+		if !usingTitle || summary == "" || summary[len(summary)-1] != '.' {
 			if len(summary) > 0 {
 				summaryValue.Set(reflect.ValueOf(summary))
 			}

Original file line number	Diff line number	Diff line change
`@@ -510,7 +510,7 @@ func updateSwaggerDataFromComments(swaggerObject interface{}, comment string) er`
`510`	`510`
`511`	`511`	`summary := strings.TrimSpace(paragraphs[0])`
`512`	`512`	`description := strings.TrimSpace(strings.Join(paragraphs[1:], "\n\n"))`
`513`		`- if !usingTitle \|\| summary[len(summary)-1] != '.' {`
	`513`	`+ if !usingTitle \|\| summary == "" \|\| summary[len(summary)-1] != '.' {`
`514`	`514`	`if len(summary) > 0 {`
`515`	`515`	`summaryValue.Set(reflect.ValueOf(summary))`
`516`	`516`	`}`