Class: RuboCop::Cop::PhlexForms::RawForm

Inherits:
Base
  • Object
show all
Extended by:
AutoCorrector
Defined in:
lib/rubocop/phlex_forms/cop/raw_form.rb

Overview

Enforces Form() (the phlex-forms kit helper) over form_with or a raw form() element.

Examples:

# bad
form_with(model: @user) { |f| }
form(method: "post") { }

# good
Form(model: @user) { |f| }

Constant Summary collapse

MSG_FORM_WITH = 
"Use `Form(model: @model)` instead of `form_with`."
MSG_RAW_FORM = 
"Use `Form()` instead of raw `form()`."

Instance Method Summary collapse

Instance Method Details

#form_with_call?(node) ⇒ Object 



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# File 'lib/rubocop/phlex_forms/cop/raw_form.rb', line 23

def_node_matcher :form_with_call?, <<~PATTERN
  (send nil? :form_with ...)
PATTERN

#on_send(node) ⇒ Object 



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# File 'lib/rubocop/phlex_forms/cop/raw_form.rb', line 32

def on_send(node)
  if form_with_call?(node)
    add_offense(node.loc.selector, message: MSG_FORM_WITH) do |corrector|
      corrector.replace(node.loc.selector, "Form")
    end
  elsif raw_form_call?(node)
    # Skip bare `form` with no args and no block — it's a variable/method
    # reference, not a Phlex form element (e.g. `form.label(...)`,
    # `IconField(form:)`).
    return if node.arguments.empty? && !node.block_node

    add_offense(node.loc.selector, message: MSG_RAW_FORM) do |corrector|
      corrector.replace(node.loc.selector, "Form")
    end
  end
end

#raw_form_call?(node) ⇒ Object 



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# File 'lib/rubocop/phlex_forms/cop/raw_form.rb', line 28

def_node_matcher :raw_form_call?, <<~PATTERN
  (send nil? :form ...)
PATTERN