Class: Dusen::Syntax

Inherits:
Object
  • Object
show all
Defined in:
lib/dusen/syntax.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Syntax

Returns a new instance of Syntax.



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# File 'lib/dusen/syntax.rb', line 6

def initialize
  @scopers = {}
end

Instance Method Details

#fields ⇒ Object 



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# File 'lib/dusen/syntax.rb', line 31

def fields
  @scopers
end

#learn_field(field, &scoper) ⇒ Object 



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# File 'lib/dusen/syntax.rb', line 10

def learn_field(field, &scoper)
  field = field.to_s
  @scopers[field] = scoper
end

#learn_unknown_field(&unknown_scoper) ⇒ Object 



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# File 'lib/dusen/syntax.rb', line 15

def learn_unknown_field(&unknown_scoper)
  @unknown_scoper = unknown_scoper
end

#parse(query) ⇒ Object 



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# File 'lib/dusen/syntax.rb', line 35

def parse(query)
  Parser.parse(query)
end

#search(root_scope, query) ⇒ Object 



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# File 'lib/dusen/syntax.rb', line 19

def search(root_scope, query)
  query = parse(query) if query.is_a?(String)
  query = query.condensed
  matches = find_parsed_query(root_scope, query.include)
  if query.exclude.any?
    inverted_exclude_scope = build_exclude_scope(root_scope, query.exclude)
    matches.merge(inverted_exclude_scope)
  else
    matches
  end
end