Initial commit

app/api/v2/exception_handlers.rb

@@ -0,0 +1,45 @@
+# encoding: UTF-8
+# frozen_string_literal: true
+
+module API
+  module V2
+    # Overrides standard AR and grape validation errors
+    module ExceptionHandlers
+      def self.included(base)
+        base.instance_eval do
+          rescue_from Grape::Exceptions::ValidationErrors do |e|
+            errors_array = e.full_messages.map do |err|
+              err.split.last
+            end
+            error!({ errors: errors_array }, 422)
+          end
+
+           rescue_from ActiveRecord::RecordNotFound do |_e|
+            error!({ errors: ['record.not_found'] }, 404)
+          end
+
+          rescue_from Peatio::Auth::Error do |e|
+            # report_exception(e)
+            error!({ errors: ['jwt.decode_and_verify'] }, 401)
+          end
+
+          rescue_from(JWT::DecodeError) do |error|
+            # expired for "Signature has expired"   - expired token
+            # segments for "Not enough or too many segments"   - wrong token
+            error!({ errors: ["jwt.decode_and_verify.#{error.message.split.last}"] }, 422)
+          end
+
+          # Known Vault Error from TOTPService.with_human_error
+          rescue_from(TOTPService::Error) do |error|
+            error!({ errors: ['totp.error'] }, 422)
+          end
+
+          rescue_from :all do |e|
+            Rails.logger.error "#{e.message}\n#{e.backtrace[0..5].join("\n")}"
+            error!({ errors: ['server.internal_error'] }, 500)
+          end
+        end
+      end
+    end
+  end
+end