Class: ActiveStash::QueryBuilder

Inherits:
Object
  • Object
show all
Defined in:
lib/active_stash/query_builder.rb

Overview

Query DSL

Defined Under Namespace

Classes: Field

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(constraints) ⇒ QueryBuilder

Returns a new instance of QueryBuilder.



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# File 'lib/active_stash/query_builder.rb', line 8

def initialize(constraints)
  @constraints = constraints
end

Instance Attribute Details

#constraints ⇒ Object (readonly)

:nodoc:



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# File 'lib/active_stash/query_builder.rb', line 6

def constraints
  @constraints
end

Class Method Details

.build_query(model, constraint = {}) ⇒ Object

Build a query for the given model



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# File 'lib/active_stash/query_builder.rb', line 13

def self.build_query(model, constraint = {})
  # TODO: Eventually this can take a collection proxy
  collector = Collector.new(model)

  case constraint
    when Hash
      collector.add_hash(constraint)
    when String
      collector.match_all(constraint)
  end

  if block_given?
    yield collector
  end

  new(collector.fields)
end