Module: Castanet::QueryBuilding

Included in:
ServiceTicket
Defined in:
lib/castanet/query_building.rb

Overview

Contains a method to build query strings.

Instance Method Summary collapse

Instance Method Details

#query(*key_value_pairs) ⇒ Object

Generates query strings.

Given a list of the form

[ [k1, v1],
  ...
  [kn, vn]
]

produces the query string

e(k1)=e(v1)&...&e(kn)=e(vn)

where e is a function that escapes strings for query strings. The implementation of e in this module is the escape method from Rack::Utils.

Key-value pairs that have null values will be removed from the query string.

Parameters:

  • key_value_pairs (Array<Array<String>>) —

    an array of key-value pairs



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# File 'lib/castanet/query_building.rb', line 29

def query(*key_value_pairs)
  key_value_pairs.reject { |_, v| !v }.
    map { |x, y| escape(x) + '=' + escape(y) }.join('&')
end