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
Instance Attribute Summary
Attributes inherited from Clause
#arg, #options, #param_vars_added, #params
Class Method Summary collapse
Instance Method Summary collapse
Methods inherited from Clause
#_nested_value_hash?, #_use_key_for_var?, #add_param, #add_params, #attributes_from_key_and_value, clause_string, from_arg, from_args, #from_hash, #from_string, #initialize, keyword, keyword_downcase, #label_from_key_and_value, #node_from_key_and_value, paramaterize_key!, to_cypher, #value, #var_from_key_and_value
Constructor Details
This class inherits a constructor from Neo4j::Core::QueryClauses::Clause
Class Method Details
.clause_color ⇒ Object
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# File 'lib/neo4j-core/query_clauses.rb', line 600 def clause_color ANSI::YELLOW end |
.clause_join ⇒ Object
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# File 'lib/neo4j-core/query_clauses.rb', line 596 def clause_join Clause::COMMA_SPACE end |
.clause_strings(clauses) ⇒ Object
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# File 'lib/neo4j-core/query_clauses.rb', line 592 def clause_strings(clauses) clauses.map!(&:value) end |
Instance Method Details
#from_key_and_value(key, value) ⇒ Object
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# File 'lib/neo4j-core/query_clauses.rb', line 574 def from_key_and_value(key, value) case value when String, Symbol then "#{key}:`#{value}`" when Hash if @options[:set_props] param = add_param("#{key}_set_props", value) "#{key} = {#{param}}" 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 |