fix: remove \ from \\ in regex patterns for @pattern annotation (asyncapi#134)

tuxBurner · web-flow · commit a1f346694d13 · 2021-06-17T13:18:57.000+02:00
diff --git a/filters/all.js b/filters/all.js
@@ -161,3 +161,9 @@ function createEnum(val){
   return result;
 };
 filter.createEnum = createEnum;
+
+function addBackSlashToPattern(val) {  
+  let result = val.replace(/\\/g, "\\\\");
+  return result;
+}
+filter.addBackSlashToPattern = addBackSlashToPattern;
diff --git a/template/src/main/java/com/asyncapi/model/$$objectSchema$$.java b/template/src/main/java/com/asyncapi/model/$$objectSchema$$.java
@@ -132,8 +132,8 @@ public class {{allName}} {
      */{% endif %}
     @JsonProperty("{{propName}}")
     {%- if propName | isRequired(schema.required()) %}@NotNull{% endif %}
-    {%- if prop.minLength() or prop.maxLength() or prop.maxItems() or prop.minItems() %}@Size({% if prop.minLength() or prop.minItems() %}min = {{prop.minLength()}}{{prop.minItems()}}{% endif %}{% if prop.maxLength() or prop.maxItems() %}{% if prop.minLength() or prop.minItems() %},{% endif %}max = {{prop.maxLength()}}{{prop.maxItems()}}{% endif %}){% endif %}
-    {%- if prop.pattern() %}@Pattern(regexp="{{prop.pattern()}}"){% endif %}
+    {%- if prop.minLength() or prop.maxLength() or prop.maxItems() or prop.minItems() %}@Size({% if prop.minLength() or prop.minItems() %}min = {{prop.minLength()}}{{prop.minItems()}}{% endif %}{% if prop.maxLength() or prop.maxItems() %}{% if prop.minLength() or prop.minItems() %},{% endif %}max = {{prop.maxLength()}}{{prop.maxItems()}}{% endif %}){% endif %}    
+    {%- if prop.pattern() %}@Pattern(regexp="{{prop.pattern() | addBackSlashToPattern}}"){% endif %}
     {%- if prop.minimum() %}@Min({{prop.minimum()}}){% endif %}{% if prop.exclusiveMinimum() %}@Min({{prop.exclusiveMinimum() + 1}}){% endif %}
     {%- if prop.maximum() %}@Max({{prop.maximum()}}){% endif %}{% if prop.exclusiveMaximum() %}@Max({{prop.exclusiveMaximum() + 1}}){% endif %}
     public {{propType}} get{{className}}() {
