26     public function __construct(?string $field = null, $values = null)  argument
28         if (null !== $field && null !== $values) {
29             $this->setParam($field, $values);
40     public function setField(string $field, $values): self  argument
42         return $this->setParam($field, $values);
52     public function setFieldParam(string $field, string $key, $value): self  argument
54         if (!isset($this->_params[$field])) {
55             $this->_params[$field] = [];
58         $this->_params[$field][$key] = $value;
68     public function setFieldQuery(string $field, string $query): self  argument
70         return $this->setFieldParam($field, 'query', $query);
78     public function setFieldOperator(string $field, string $operator = self::OPERATOR_OR): self  argument
80         return $this->setFieldParam($field, 'operator', $operator);
88     public function setFieldAnalyzer(string $field, string $analyzer): self  argument
90         return $this->setFieldParam($field, 'analyzer', $analyzer);
100     public function setFieldBoost(string $field, float $boost = 1.0): self  argument
102         return $this->setFieldParam($field, 'boost', $boost);
114     public function setFieldMinimumShouldMatch(string $field, $minimumShouldMatch): self  argument
116         return $this->setFieldParam($field, 'minimum_should_match', $minimumShouldMatch);
126     public function setFieldFuzziness(string $field, $fuzziness): self  argument
128         return $this->setFieldParam($field, 'fuzziness', $fuzziness);
136     public function setFieldFuzzyRewrite(string $field, string $fuzzyRewrite): self  argument
138         return $this->setFieldParam($field, 'fuzzy_rewrite', $fuzzyRewrite);
146     public function setFieldPrefixLength(string $field, int $prefixLength): self  argument
148         return $this->setFieldParam($field, 'prefix_length', $prefixLength);
156     public function setFieldMaxExpansions(string $field, int $maxExpansions): self  argument
158         return $this->setFieldParam($field, 'max_expansions', $maxExpansions);
168 …public function setFieldZeroTermsQuery(string $field, string $zeroTermQuery = self::ZERO_TERM_NONE…  argument
170         return $this->setFieldParam($field, 'zero_terms_query', $zeroTermQuery);
180     public function setFieldCutoffFrequency(string $field, float $cutoffFrequency): self  argument
184         return $this->setFieldParam($field, 'cutoff_frequency', $cutoffFrequency);