Cleanup

node_modules/mongoose/lib/error/cast.js

@@ -22,8 +22,9 @@ class CastError extends MongooseError {
     // If no args, assume we'll `init()` later.
     if (arguments.length > 0) {
       const stringValue = getStringValue(value);
+      const valueType = getValueType(value);
       const messageFormat = getMessageFormat(schemaType);
-      const msg = formatMessage(null, type, stringValue, path, messageFormat);
+      const msg = formatMessage(null, type, stringValue, path, messageFormat, valueType);
       super(msg);
       this.init(type, value, path, reason, schemaType);
     } else {
@@ -31,6 +32,18 @@ class CastError extends MongooseError {
     }
   }
 
+  toJSON() {
+    return {
+      stringValue: this.stringValue,
+      valueType: this.valueType,
+      kind: this.kind,
+      value: this.value,
+      path: this.path,
+      reason: this.reason,
+      name: this.name,
+      message: this.message
+    };
+  }
   /*!
    * ignore
    */
@@ -41,6 +54,7 @@ class CastError extends MongooseError {
     this.value = value;
     this.path = path;
     this.reason = reason;
+    this.valueType = getValueType(value);
   }
 
   /*!
@@ -55,6 +69,7 @@ class CastError extends MongooseError {
     this.path = other.path;
     this.reason = other.reason;
     this.message = other.message;
+    this.valueType = other.valueType;
   }
 
   /*!
@@ -63,7 +78,7 @@ class CastError extends MongooseError {
   setModel(model) {
     this.model = model;
     this.message = formatMessage(model, this.kind, this.stringValue, this.path,
-      this.messageFormat);
+      this.messageFormat, this.valueType);
   }
 }
 
@@ -80,6 +95,21 @@ function getStringValue(value) {
   return stringValue;
 }
 
+function getValueType(value) {
+  if (value == null) {
+    return '' + value;
+  }
+
+  const t = typeof value;
+  if (t !== 'object') {
+    return t;
+  }
+  if (typeof value.constructor !== 'function') {
+    return t;
+  }
+  return value.constructor.name;
+}
+
 function getMessageFormat(schemaType) {
   const messageFormat = get(schemaType, 'options.cast', null);
   if (typeof messageFormat === 'string') {
@@ -91,7 +121,7 @@ function getMessageFormat(schemaType) {
  * ignore
  */
 
-function formatMessage(model, kind, stringValue, path, messageFormat) {
+function formatMessage(model, kind, stringValue, path, messageFormat, valueType) {
   if (messageFormat != null) {
     let ret = messageFormat.
       replace('{KIND}', kind).
@@ -103,12 +133,12 @@ function formatMessage(model, kind, stringValue, path, messageFormat) {
 
     return ret;
   } else {
+    const valueTypeMsg = valueType ? ' (type ' + valueType + ')' : '';
     let ret = 'Cast to ' + kind + ' failed for value ' +
-      stringValue + ' at path "' + path + '"';
+      stringValue + valueTypeMsg + ' at path "' + path + '"';
     if (model != null) {
       ret += ' for model "' + model.modelName + '"';
     }
-
     return ret;
   }
 }