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improve error message

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This commit is contained in:
Mitsuhiro Tanda
2018-06-22 16:35:17 +09:00
parent 4c59be4f5b
commit 77220456b6
1 changed files with 4 additions and 0 deletions
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4
pkg/tsdb/cloudwatch/cloudwatch.go
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@@ -112,6 +112,10 @@ func (e *CloudWatchExecutor) executeTimeSeriesQuery(ctx context.Context, queryCo
continue
}
if query.Id == "" && query.Expression != "" {
return nil, fmt.Errorf("Invalid query: id should be set if using expression")
}
eg.Go(func() error {
queryRes, err := e.executeQuery(ectx, query, queryContext)
if err != nil {