[Why] Traceback (most recent call last): 4: from /c/compass-ci/sbin/compare:70:in `<main>' 3: from /c/compass-ci/lib/compare.rb:97:in `compare_by_template' 2: from /c/compass-ci/lib/compare.rb:128:in `create_groups_matrices' 1: from /c/compass-ci/lib/es_query.rb:21:in `multi_field_query' /c/compass-ci/lib/es_query.rb:54:in `build_mutli_field_subquery_body': undefined method `each' for nil:NilClass (NoMethodError) [Root cause] when (sbin/compare) call es_query, may pass empty filter as input parameter

[How] exit when the filter is empty

Signed-off-by: Lu Weitao luweitaobe@163.com --- lib/es_query.rb | 4 ++++ 1 file changed, 4 insertions(+)

diff --git a/lib/es_query.rb b/lib/es_query.rb index 037213d..c027aa9 100644 --- a/lib/es_query.rb +++ b/lib/es_query.rb @@ -18,6 +18,10 @@ class ESQuery # Example @items: { key1 => value1, key2 => [value2, value3, ..], ...} # means to query: key1 == value1 && (key2 in [value2, value3, ..]) def multi_field_query(items, size: 10_000) + unless items + warn 'empty filter!' + exit + end query_fields = build_mutli_field_subquery_body items query = { query: {