Merge pull request #1819 from pry/rubocop-lint-assignment-in-condition

rubocop: fix offences of the Lint/AssignmentInCondition cop

.rubocop_todo.yml

@@ -563,21 +563,6 @@ Layout/TrailingWhitespace:
     - 'spec/commands/edit_spec.rb'
     - 'spec/indent_spec.rb'
 
-# Offense count: 15
-# Configuration parameters: AllowSafeAssignment.
-Lint/AssignmentInCondition:
-  Exclude:
-    - 'Rakefile'
-    - 'lib/pry/command_set.rb'
-    - 'lib/pry/commands/help.rb'
-    - 'lib/pry/commands/ls/constants.rb'
-    - 'lib/pry/helpers/table.rb'
-    - 'lib/pry/output.rb'
-    - 'lib/pry/slop.rb'
-    - 'lib/pry/slop/commands.rb'
-    - 'lib/pry/slop/option.rb'
-    - 'lib/pry/wrapped_module.rb'
-
 # Offense count: 3
 Lint/Debugger:
   Exclude:

lib/pry/command_set.rb

@@ -395,7 +395,7 @@ class Pry
     # @param [Hash] context The context to execute the commands with
     # @return [CommandSet::Result]
     def process_line(val, context={})
-      if command = find_command(val)
+      if (command = find_command(val))
         context = context.merge(command_set: self)
         retval = command.new(context).process_line(val)
         Result.new(true, retval)
@@ -415,7 +415,7 @@ class Pry
     # @param [Hash] context  The context to create the command with
     # @return [Array<String>]
     def complete(search, context={})
-      if command = find_command(search)
+      if (command = find_command(search))
         command.new(context).complete(search)
       else
         @commands.keys.select do |key|

lib/pry/commands/help.rb

@@ -82,7 +82,7 @@ class Pry
     #
     # @param [String] search  The string to search for.
     def display_search(search)
-      if command = command_set.find_command_for_help(search)
+      if (command = command_set.find_command_for_help(search))
         display_command(command)
       else
         display_filtered_search_results(search)

lib/pry/commands/ls/constants.rb

@@ -40,7 +40,7 @@ class Pry
             next
           end
 
-          if const = (!mod.autoload?(name) && (mod.const_get(name) || true) rescue nil)
+          if (const = (!mod.autoload?(name) && (mod.const_get(name) || true) rescue nil))
             if (const < Exception rescue false)
               color(:exception_constant, name)
             elsif (Module === mod.const_get(name) rescue false)

lib/pry/helpers/table.rb

@@ -13,7 +13,7 @@ class Pry
     def self.tablify_to_screen_width(things, options, config = Pry.config)
       options ||= {}
       things = things.compact
-      if indent = options[:indent]
+      if (indent = options[:indent])
         usable_width = Terminal.width! - indent.size
         tablify(things, usable_width, config).to_s.gsub(/^/, indent)
       else

lib/pry/output.rb

@@ -10,7 +10,7 @@ class Pry::Output
     return print "\n" if objs.empty?
 
     objs.each do |obj|
-      if ary = Array.try_convert(obj)
+      if (ary = Array.try_convert(obj))
         puts(*ary)
       else
         print "#{obj.to_s.chomp}\n"

lib/pry/slop.rb

@@ -217,7 +217,7 @@ class Pry::Slop
       return items
     end
 
-    if cmd = @commands[items[0]]
+    if (cmd = @commands[items[0]])
       return cmd.parse! items[1..-1]
     end
 
@@ -464,7 +464,7 @@ class Pry::Slop
   #
   # Returns nothing.
   def process_item(items, index, &block)
-    return unless item = items[index]
+    return unless (item = items[index])
 
     option, argument = extract_option(item) if item.start_with?('-')
 
@@ -546,7 +546,7 @@ class Pry::Slop
   def execute_multiple_switches(option, argument, index)
     execute_option(option, nil, index)
     argument.split('').each do |key|
-      next unless opt = fetch_option(key)
+      next unless (opt = fetch_option(key))
 
       opt.count += 1
       execute_option(opt, nil, index, key)

lib/pry/slop/commands.rb

@@ -133,13 +133,13 @@ class Pry::Slop
     #
     # Returns the original Array of items with options removed.
     def parse!(items = ARGV)
-      if opts = commands[items[0].to_s]
+      if (opts = commands[items[0].to_s])
         @triggered_command = items.shift
         execute_arguments! items
         opts.parse! items
         execute_global_opts! items
       else
-        if opts = commands['default']
+        if (opts = commands['default'])
           opts.parse! items
         else
           if config[:strict] && items[0]
@@ -187,7 +187,7 @@ class Pry::Slop
 
     # Returns nothing.
     def execute_global_opts!(items)
-      if global_opts = commands['global']
+      if (global_opts = commands['global'])
         global_opts.parse! items
       end
     end

lib/pry/slop/option.rb

@@ -114,7 +114,7 @@ class Pry::Slop
       if type.respond_to?(:call)
         type.call(value)
       else
-        if callable = types[type.to_s.downcase.to_sym]
+        if (callable = types[type.to_s.downcase.to_sym])
           callable.call(value)
         else
           value

lib/pry/wrapped_module.rb

@@ -330,7 +330,7 @@ class Pry
       return methods unless methods.empty?
 
       safe_send(mod, :constants).flat_map do |const_name|
-        if const = nested_module?(mod, const_name)
+        if (const = nested_module?(mod, const_name))
           all_relevant_methods_for(const)
         else
           []