Module: REPLUtils

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# File 'opal/stdlib/opal-replutils.rb', line 46
def eval_and_print(func, mode, colorize, binding = nil)
 printer = if colorize
 ->(i) do
 ColorPrinter .default (i)
 rescue => e
 ColorPrinter .colorize (Opal.inspect(i))
 end
 else
 ->(i) do
 out = []
 PP .pp (i, out)
 out.join
 rescue
 Opal.inspect(i)
 end
 end
 %x{
 var $_result = binding === nil ? eval(func) : binding.$js_eval(func);
 if (mode == 'silent') return nil;
 if ($_result === null) {
 return "=> null";
 }
 else if (typeof $_result === 'undefined') {
 return "=> undefined";
 }
 else if (typeof $_result.$$class === 'undefined') {
 try {
 var json = JSON.stringify($_result, null, 2);
 if (!colorize) json = #{ColorPrinter .colorize (`json`)}
 return "=> " + $_result.toString() + " => " + json;
 }
 catch(e) {
 return "=> " + $_result.toString();
 }
 }
 else {
 if (mode == 'ls') {
 return #{ls(`$_result`, colorize)};
 }
 else {
 var pretty = #{printer.call(`$_result`)};
 // Is it multiline? If yes, add a linebreak
 if (pretty.match(/\n.*?\n/)) pretty = "\n" + pretty;
 return "=> " + pretty;
 }
 }
 }
rescue Exception => e # rubocop:disable Lint/RescueException
 e.full_message(highlight: true)
end

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# File 'opal/stdlib/opal-replutils.rb', line 100
def js_repl
 while (line = gets)
 input = JSON .parse (line)
 out = eval_and_print(input[:code], input[:mode], input[:colors])
 puts out if out
 puts '<<<ready>>>'
 end
end

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# File 'opal/stdlib/opal-replutils.rb', line 8
def ls(object, colorize)
 methods = imethods = object.methods
 ancestors = object.class.ancestors
 constants = []
 ivs = object.instance_variables
 cvs = []
 if [Class , Module ].include? object.class
 imethods = object.instance_methods
 ancestors = object.ancestors
 constants = object.constants
 cvs = object.class_variables
 end
 if colorize
 blue = ->(i) { "\e[1;34m#{i}\e[0m" }
 dark_blue = ->(i) { "\e[34m#{i}\e[0m" }
 else
 blue = dark_blue = ->(i) { i }
 end
 out = ''
 out = "#{blue['class variables']}: #{cvs.map { |i| dark_blue[i] }.sort.join('')}\n" + out unless cvs.empty?
 out = "#{blue['instance variables']}: #{ivs.map { |i| dark_blue[i] }.sort.join('')}\n" + out unless ivs.empty?
 ancestors.each do |a|
 im = a.instance_methods(false)
 meths = (im & imethods)
 methods -= meths
 imethods -= meths
 next if meths.empty? || [Object , BasicObject , Kernel , PP ::ObjectMixin ].include?(a)
 out = "#{blue["#{a.name}#methods"]}: #{meths.sort.join('')}\n" + out
 end
 methods &= object.methods(false)
 out = "#{blue['self.methods']}: #{methods.sort.join('')}\n" + out unless methods.empty?
 out = "#{blue['constants']}: #{constants.map { |i| dark_blue[i] }.sort.join('')}\n" + out unless constants.empty?
 out
end