Class: Neo4j::Core::QueryClauses::SetClause
- Defined in:
- lib/neo4j-core/query_clauses.rb
Direct Known Subclasses
Constant Summary collapse
- KEYWORD =
'SET'
Constants inherited from Clause
Clause::AND, Clause::COMMA_SPACE, Clause::UNDERSCORE
Constants included from CypherTranslator
CypherTranslator::EMPTY_PROPS, CypherTranslator::SANITIZE_ESCAPED_REGEXP
Instance Attribute Summary
Attributes inherited from Clause
Class Method Summary collapse
Instance Method Summary collapse
Methods inherited from Clause
#_nested_value_hash?, #_use_key_for_var?, #attributes_from_key_and_value, from_arg, from_args, #from_hash, #from_string, #initialize, keyword, keyword_downcase, #label_from_key_and_value, #node_from_key_and_value, to_cypher, #value, #var_from_key_and_value
Methods included from CypherTranslator
#create_escape_value, #cypher_prop_list!, #cypher_string, #escape_quotes, #escape_value, #label_string, #prop_identifier, #sanitize_escape_sequences, sanitized_column_names, translate_response
Constructor Details
This class inherits a constructor from Neo4j::Core::QueryClauses::Clause
Class Method Details
.clause_string(clauses) ⇒ Object
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# File 'lib/neo4j-core/query_clauses.rb', line 499 def clause_string(clauses) clauses.map!(&:value).join(Clause::COMMA_SPACE) end |
Instance Method Details
#from_key_and_value(key, value) ⇒ Object
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# File 'lib/neo4j-core/query_clauses.rb', line 481 def from_key_and_value(key, value) case value when String, Symbol then "#{key}:`#{value}`" when Hash if @options[:set_props] add_param("#{key}_set_props", value) "#{key} = {#{key}_set_props}" else value.map { |k, v| key_value_string("#{key}.`#{k}`", v, ['setter'], true) } end when Array then value.map { |v| from_key_and_value(key, v) } when NilClass then [] else fail ArgError, value end end |