shard-spectator/spec/helpers/matchers_helper.cr

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# Retrieves a value from match data given its key/label.
def match_data_value_with_key(match_data_values, key)
labeled_value = match_data_values.find { |v| v.label == key }
raise "#{key} is missing" unless labeled_value
labeled_value.value
end
# Retrieves the string representation and base value
# from a `Spectator::Matchers::PrefixedMatchDataValue` (or similar)
# in the values returned by `Spectator::Matchers::MatchData#values`.
def match_data_value_sans_prefix(match_data_values, key)
prefix = match_data_value_with_key(match_data_values, key)
{to_s: prefix.to_s, value: prefix.value}
end
# Check whether match data has a value with a specified key/label.
def match_data_has_key?(match_data_values, key)
found = match_data_values.find { |v| v.label == key }
!!found
end