up

app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeRule.kt

@@ -190,6 +190,7 @@ class AnalyzeRule(var book: BaseBook? = null) {
                     putRule(sourceRule.putMap)
                     sourceRule.makeUpRule(result)
                     result?.let {
+                        if (sourceRule.rule.isNotBlank() || sourceRule.replaceRegex.isEmpty()) {
                             result = when (sourceRule.mode) {
                                 Mode.Js -> evalJS(sourceRule.rule, it)
                                 Mode.Json -> getAnalyzeByJSonPath(it).getString(sourceRule.rule)
@@ -201,6 +202,7 @@ class AnalyzeRule(var book: BaseBook? = null) {
                                 }
                                 else -> sourceRule.rule
                             }
+                        }
                         if (sourceRule.replaceRegex.isNotEmpty()) {
                             result = replaceRegex(result.toString(), sourceRule)
                         }