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Versions: 195
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Contents
# frozen_string_literal: true
require_relative "helpers/rubocop_helpers"
module ERBLint
module Linters
# Replaces calls to `super` with calls to `render_parent`.
class SuperInComponentTemplates < Linter
include ERBLint::LinterRegistry
include Helpers::RubocopHelpers
def run(processed_source)
processed_source.ast.descendants(:erb).each do |erb_node|
indicator_node, _, code_node = *erb_node
code = code_node.children.first
ast = erb_ast(code)
next unless ast
super_call_nodes = find_super_call_nodes(ast)
next if super_call_nodes.empty?
indicator, = *indicator_node
indicator ||= ""
# +2 to account for the leading "<%" characters
code_start_pos = erb_node.location.begin_pos + indicator.size + 2
super_call_nodes.each do |super_call_node|
orig_loc = code_node.location
super_call_loc = super_call_node.location.expression
new_loc = orig_loc.with(
begin_pos: super_call_loc.begin_pos + code_start_pos,
end_pos: super_call_loc.end_pos + code_start_pos
)
add_offense(
new_loc,
"Avoid calling `super` in component templates. Call `render_parent` instead",
"render_parent"
)
end
end
end
def autocorrect(_, offense)
return unless offense.context
lambda do |corrector|
corrector.replace(offense.source_range, offense.context)
end
end
private
def find_super_call_nodes(ast)
return [ast] if ast.type == :zsuper
ast.each_child_node.flat_map do |child_ast|
find_super_call_nodes(child_ast)
end
end
end
end
end
Version data entries
195 entries across 195 versions & 3 rubygems