Last active
February 23, 2024 17:52
-
-
Save rselva/5b6b524ee57a5b1b0465bfb2e0eb5d07 to your computer and use it in GitHub Desktop.
Keyword arguements, long parameters, objects instead of primitive types
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
irb(main):012:1* def upsert(terminal_id:, slug:, value:) | |
irb(main):013:1* pp terminal_id | |
irb(main):014:1* pp slug | |
irb(main):015:1* pp value | |
irb(main):016:0> end | |
=> :upsert | |
irb(main):023:0> params = ActionController::Parameters.new({terminal_id:'12345678', slug:'name', value:'Lynx'} ) | |
=> #<ActionController::Parameters {"terminal_id"=>"12345678", "slug"=>"name", "value"=>"Lynx"} permitted: false> | |
irb(main):024:0> upsert_params = params.require(:terminal_id, :slug, :value) | |
/usr/local/bundle/gems/actionpack-7.0.8/lib/action_controller/metal/strong_parameters.rb:471:in `require': wrong number of arguments (given 3, expected 1) (ArgumentError) | |
irb(main):025:0> upsert_params = params.permit(:terminal_id, :slug, :value) | |
=> #<ActionController::Parameters {"terminal_id"=>"12345678", "slug"=>"name", "value"=>"Lynx"} permitted: true> | |
irb(main):026:0> upsert(**upsert_params.to_hash) | |
(irb):12:in `upsert': missing keywords: :terminal_id, :slug, :value (ArgumentError) | |
irb(main):027:0> upsert(**{terminal_id:'12345678', slug:'name', value:'Lynx'}) | |
"12345678" | |
"name" | |
"Lynx" | |
=> "Lynx" | |
irb(main):028:0> | |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment