Fixed error when setting max file size on 32-Bit systems

pkg/models/error.go

@@ -763,7 +763,7 @@ func (err ErrTaskAttachmentDoesNotExist) HTTPError() web.HTTPError {
 
 // ErrTaskAttachmentIsTooLarge represents an error where the user tries to relate a task with itself
 type ErrTaskAttachmentIsTooLarge struct {
-	Size int64
+	Size uint64
 }
 
 // IsErrTaskAttachmentIsTooLarge checks if an error is ErrTaskAttachmentIsTooLarge.

pkg/models/task_attachment.go

@@ -47,7 +47,7 @@ func (TaskAttachment) TableName() string {
 
 // NewAttachment creates a new task attachment
 // Note: I'm not sure if only accepting an io.ReadCloser and not an afero.File or os.File instead is a good way of doing things.
-func (ta *TaskAttachment) NewAttachment(f io.ReadCloser, realname string, realsize int64, a web.Auth) error {
+func (ta *TaskAttachment) NewAttachment(f io.ReadCloser, realname string, realsize uint64, a web.Auth) error {
 
 	// Store the file
 	file, err := files.Create(f, realname, realsize, a)

pkg/models/task_attachment_test.go

@@ -111,7 +111,7 @@ func TestTaskAttachment_NewAttachment(t *testing.T) {
 	assert.NoError(t, err)
 	assert.Equal(t, testuser.ID, ta.File.CreatedByID)
 	assert.Equal(t, "testfile", ta.File.Name)
-	assert.Equal(t, int64(100), ta.File.Size)
+	assert.Equal(t, uint64(100), ta.File.Size)
 
 	// Extra test for max size test
 }