fix the array subtype

Author: peze

lib/generator.js

@@ -1051,7 +1051,7 @@ ${this.config.clientName}::main(array_slice($argv, 1));`);
       this.emit(`${key} = [];\n`, level + 2);
       this.emit(`$n${deep} = 0;\n`, level + 2);
       this.emit(`foreach(${value} as $item${deep}) {\n`, level + 2);
-      this.visitFromField(fieldValue.fieldItemType, fieldName, `${key}[$n${deep}++]`, `$item${deep}`, level + 2);
+      this.visitFromField(fieldValue.fieldItemType || fieldValue.subType, fieldName, `${key}[$n${deep}++]`, `$item${deep}`, level + 2);
       this.emit('}\n', level + 2);
       this.emit('}\n', level + 1);
     } else if (fieldValue.fieldType === 'map' || fieldValue.type === 'map') {
@@ -1107,7 +1107,7 @@ ${this.config.clientName}::main(array_slice($argv, 1));`);
       this.emit(`${key} = [];\n`, level + 2);
       this.emit(`$n${deep} = 0;\n`, level + 2);
       this.emit(`foreach(${value} as $item${deep}) {\n`, level + 2);
-      this.visitToArrayField(fieldValue.fieldItemType, `${key}[$n${deep}++]`, `$item${deep}`, level + 2);
+      this.visitToArrayField(fieldValue.fieldItemType || fieldValue.subType, `${key}[$n${deep}++]`, `$item${deep}`, level + 2);
       this.emit('}\n', level + 2);
       this.emit('}\n', level + 1);
     } else if (fieldValue.fieldType === 'map' || fieldValue.type === 'map') {