fix: solve backslash in comment and string expr

Author: 飞澋

lib/generator.js

@@ -20,7 +20,8 @@ const {
   _subModelName,
   remove,
   _upperFirst,
-  md2Html
+  md2Html,
+  _doc
 } = require('./helper');
 
 function collectionType(name) {
@@ -851,7 +852,7 @@ class Visitor {
         if (description) {
           const descriptions = md2Html(description).trimEnd().split('\n');
           for (let j = 0; j < descriptions.length; j++) {
-            this.emit(` * ${descriptions[j]}\n`, level);
+            this.emit(` * ${_doc(descriptions[j])}\n`, level);
           }
           hasNextSection = true;
         }
@@ -862,7 +863,7 @@ class Visitor {
           const examples = md2Html(example).trimEnd().split('\n');
           this.emit(' * <strong>example:</strong>\n', level);
           for (let j = 0; j < examples.length; j++) {
-            this.emit(` * ${examples[j]}\n`, level);
+            this.emit(` * ${_doc(examples[j])}\n`, level);
           }
           hasNextSection = true;
         }
@@ -891,7 +892,7 @@ class Visitor {
         }
         this.emit(' */\n', level);
       }
-      this.emit(`@NameInMap("${realName}")\n`, level);
+      this.emit(`@NameInMap("${_doc(realName)}")\n`, level);
       if (deprecated === 'true') {
         this.emit(`@Deprecated\n`, level);
       }

lib/helper.js

@@ -160,12 +160,18 @@ function _string(str) {
   if (str.string === '""') {
     return '\\"\\"';
   }
+
+  // process \n in string expr
+  str.string = str.string.replace(/\\/g, '\\\\').replace(/\n/g, '\\n');
   return str.string.replace(/([^\\])"+|^"/g, function (str) {
     return str.replace(/"/g, '\\"');
   });
 }
+function _doc(str) {
+  return str.replace(/\\/g, '\\\\');
+}
 
 module.exports = {
   _name, _type, _escape, _string,
-  _lowerFirst, _subModelName, remove, _upperFirst, md2Html
+  _lowerFirst, _subModelName, remove, _upperFirst, md2Html, _doc
 };

test/fixtures/model/NewMyModel.java

@@ -22,6 +22,10 @@ public NewMyModelObject getObject() {
     }
 
     public static class NewMyModelObject extends TeaModel {
+        /**
+         * <strong>example:</strong>
+         * <p>example.com\\wuying\\users</p>
+         */
         @NameInMap("Name")
         @Validation(required = true)
         public String name;

test/fixtures/model/main.dara

@@ -44,7 +44,7 @@ model MyModel = {
 
 model NewMyModel = {
   object: {
-    name: string(name='Name'),
+    name: string(name='Name', example='example.com\\wuying\\users'),
     num?: integer(name='Num'),
   },
 }