Module: Coercive::URI

Defined in:
lib/coercive/uri.rb

Class Method Summary collapse

Class Method Details

.coerce_fn(string_coerce_fn, schema_fn: nil, require_path: false, require_port: false, require_user: false, require_password: false) ⇒ Object

Public DSL: Return a coercion function to coerce input to a URI. Used when declaring an attribute. See documentation for attr_coerce_fns.

string_coerce_fn - the string coerce function used to coerce the URI schema_fn - the optional function used to coerce the schema require_path - set true to make the URI path a required element require_port - set true to make the URI port a required element require_user - set true to make the URI user a required element require_password - set true to make the URI password a required element



15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
 
# File 'lib/coercive/uri.rb', line 15

def self.coerce_fn(string_coerce_fn, schema_fn: nil, require_path: false,
        require_port: false, require_user: false, require_password: false)
  ->(input) do
    uri = begin
      ::URI.parse(string_coerce_fn.call(input))
    rescue ::URI::InvalidURIError
      fail Coercive::Error.new("not_valid")
    end

    fail Coercive::Error.new("no_host") unless uri.host
    fail Coercive::Error.new("no_path") if require_path && uri.path.empty?
    fail Coercive::Error.new("no_port") if require_port && !uri.port
    fail Coercive::Error.new("no_user") if require_user && !uri.user
    fail Coercive::Error.new("no_password") if require_password && !uri.password

    if schema_fn
      begin
        schema_fn.call(uri.scheme)
      rescue Coercive::Error
        fail Coercive::Error.new("unsupported_schema")
      end
    end

    uri.to_s
  end
end