Class: Pry::Command::WatchExpression
- Inherits:
-
Pry::ClassCommand
- Object
- Pry::Command
- Pry::ClassCommand
- Pry::Command::WatchExpression
- Defined in:
- lib/pry/commands/watch_expression.rb,
lib/pry/commands/watch_expression/expression.rb
Defined Under Namespace
Classes: Expression
Constant Summary
Constants inherited from Pry::Command
Constants included from Helpers::DocumentationHelpers
Helpers::DocumentationHelpers::YARD_TAGS
Constants included from Helpers::Text
Instance Attribute Summary
Attributes inherited from Pry::ClassCommand
Attributes inherited from Pry::Command
#arg_string, #captures, #command_block, #command_set, #context, #eval_string, #hooks, #output, #pry_instance, #target
Instance Method Summary collapse
-
#add_expression(_arguments) ⇒ Object
private
TODO: fix arguments.
- #add_hook ⇒ Object private
- #delete(index) ⇒ Object private
- #eval_and_print_changed(output) ⇒ Object private
- #expressions ⇒ Object private
- #list ⇒ Object private
- #options(opt) ⇒ Object
- #process ⇒ Object
Methods inherited from Pry::ClassCommand
#call, #complete, doc, #help, inherited, #setup, #slop, source, source_file, source_line, source_location, source_object, #subcommands
Methods inherited from Pry::Command
#_pry_, #after_hooks, banner, #before_hooks, #block, #call_safely, #call_with_hooks, #check_for_command_collision, command_name, #command_name, #command_options, command_regex, #commands, #complete, convert_to_regex, default_options, #description, doc, #find_hooks, group, #initialize, inspect, #interpolate_string, #match, match_score, matches?, name, #name, #normalize_method_args, options, #pass_block, #process_line, #run, #source, source, source_file, source_line, #state, state, subclass, #target_self, #tokenize, #use_unpatched_symbol, #void
Methods included from Helpers::DocumentationHelpers
#get_comment_content, get_comment_content, process_comment_markup, #process_comment_markup, #process_rdoc, process_rdoc, #process_yardoc, process_yardoc, process_yardoc_tag, #process_yardoc_tag, #strip_comments_from_c_code, strip_comments_from_c_code, #strip_leading_whitespace, strip_leading_whitespace
Methods included from Pry::CodeObject::Helpers
#c_method?, #c_module?, #command?, #module_with_yard_docs?, #real_method_object?
Methods included from Helpers::Text
#bold, #default, #indent, #no_color, #no_pager, #strip_color, #with_line_numbers
Methods included from Helpers::CommandHelpers
#absolute_index_number, #absolute_index_range, #get_method_or_raise, #internal_binding?, #one_index_number, #one_index_range, #one_index_range_or_number, #restrict_to_lines, #set_file_and_dir_locals, #temp_file, #unindent
Methods included from Helpers::OptionsHelpers
method_object, #method_object, method_options, #method_options
Methods included from Helpers::BaseHelpers
#colorize_code, #find_command, #heading, #highlight, #not_a_real_file?, #safe_send, #silence_warnings, #stagger_output, #use_ansi_codes?
Constructor Details
This class inherits a constructor from Pry::Command
Instance Method Details
#add_expression(_arguments) ⇒ Object (private)
TODO: fix arguments. https://github.com/pry/pry/commit/b031df2f2f5850ee6e9018f33d35f3485a9b0423
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# File 'lib/pry/commands/watch_expression.rb', line 93 def add_expression(_arguments) expressions << Expression.new(pry_instance, target, arg_string) output.puts "Watching #{Code.new(arg_string).highlighted}" end |
#add_hook ⇒ Object (private)
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# File 'lib/pry/commands/watch_expression.rb', line 98 def add_hook hook = [:after_eval, :watch_expression] return if pry_instance.hooks.hook_exists?(*hook) pry_instance.hooks.add_hook(*hook) do |_, pry_instance| eval_and_print_changed pry_instance.output end end |
#delete(index) ⇒ Object (private)
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# File 'lib/pry/commands/watch_expression.rb', line 59 def delete(index) if index output.puts "Deleting watch expression ##{index}: #{expressions[index - 1]}" expressions.delete_at(index - 1) else output.puts "Deleting all watched expressions" expressions.clear end end |
#eval_and_print_changed(output) ⇒ Object (private)
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# File 'lib/pry/commands/watch_expression.rb', line 84 def eval_and_print_changed(output) expressions.each do |expr| expr.eval! output.puts "#{blue 'watch'}: #{expr}" if expr.changed? end end |
#expressions ⇒ Object (private)
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# File 'lib/pry/commands/watch_expression.rb', line 55 def expressions state.watch_expressions ||= [] end |
#list ⇒ Object (private)
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# File 'lib/pry/commands/watch_expression.rb', line 69 def list if expressions.empty? output.puts "No watched expressions" else pry_instance.pager.open do |pager| pager.puts "Listing all watched expressions:" pager.puts "" expressions.each_with_index do |expr, index| pager.print with_line_numbers(expr.to_s, index + 1) end pager.puts "" end end end |
#options(opt) ⇒ Object
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# File 'lib/pry/commands/watch_expression.rb', line 31 def (opt) opt.on :d, :delete, "Delete the watch expression with the given index. If no index " \ "is given; clear all watch expressions.", optional_argument: true, as: Integer opt.on :l, :list, "Show all current watch expressions and their values. Calling " \ "watch with no expressions or options will also show the watch " \ "expressions." end |
#process ⇒ Object
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# File 'lib/pry/commands/watch_expression.rb', line 42 def process if opts.present?(:delete) delete opts[:delete] elsif opts.present?(:list) || args.empty? list else add_hook add_expression(args) end end |