Added out parameter to Output class, so can redirect standard output to any valid IO object. Renamed show_instance_method to show_imethod and method_doc to show_doc, and instance_method_doc to show_idoc, updated README.
This commit is contained in:
John Mair
parent
d2009e6de1
commit
ec8f9ec71f
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@ -144,7 +144,7 @@ end.
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* Pry sessions can nest arbitrarily deeply -- to go back one level of nesting type 'exit' or 'quit' or 'back'
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* Use `_` to recover last result.
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* Pry has multi-line support built in.
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* Pry has unique commands not found in any other REPL: `show_method`, `method_doc`
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* Pry has unique commands not found in any other REPL: `show_method`, `show_doc`
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`jump_to`, `ls`, `cd`, `cat`
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* Pry gives good control over nested sessions (important when exploring complicated runtime state)
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* Pry is not based on the IRB codebase.
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@ -206,10 +206,10 @@ If you want to access a method of the same name, prefix the invocation by whites
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* `cd <var>` starts a `Pry` session on the variable <var>. E.g `cd @x`
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* `show_method <methname>` Displays the sourcecode for the method
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<methname>. E.g `show_method hello`
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* `show_instance_method <methname>` Displays the sourcecode for the
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* `show_imethod <methname>` Displays the sourcecode for the
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instance method <methname>. E.g `show_instance_method goodbye`
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* `method_doc <methname>` Displays comments for `<methname>`
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* `instance_method_doc <methname>` Displays comments for instance
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* `show_doc <methname>` Displays comments for `<methname>`
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* `show_idoc <methname>` Displays comments for instance
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method `<methname>`
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* `exit_program` or `quit_program` will end the currently running
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program.
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@ -165,12 +165,12 @@ class Pry
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obj = $~.captures.first
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target.eval("#{obj}.pry")
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eval_string.clear
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when /^method_doc\s*(.+)/
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when /^show_doc\s*(.+)/
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meth_name = ($~.captures).first
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doc = target.eval("method(:#{meth_name})").comment
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output.show_doc doc
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eval_string.clear
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when /^instance_method_doc\s*(.+)/
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when /^show_idoc\s*(.+)/
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meth_name = ($~.captures).first
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doc = target.eval("instance_method(:#{meth_name})").comment
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output.show_doc doc
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@ -180,7 +180,7 @@ class Pry
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code = target.eval("method(:#{meth_name})").source
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output.show_method code
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eval_string.clear
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when /^show_instance_method\s*(.+)/
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when /^show_instance_method\s*(.+)/, /^show_imethod\s*(.+)/
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meth_name = ($~.captures).first
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code = target.eval("instance_method(:#{meth_name})").source
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output.show_method code
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@ -1,90 +1,96 @@
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class Pry
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class Output
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attr_reader :out
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def initialize(out=STDOUT)
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@out = out
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end
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def refresh
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puts "Refreshed REPL"
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out.puts "Refreshed REPL"
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end
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def session_start(obj)
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puts "Beginning Pry session for #{Pry.view(obj)}"
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out.puts "Beginning Pry session for #{Pry.view(obj)}"
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end
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def session_end(obj)
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puts "Ending Pry session for #{Pry.view(obj)}"
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out.puts "Ending Pry session for #{Pry.view(obj)}"
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end
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# the print component of READ-EVAL-PRINT-LOOP
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def print(value)
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case value
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when Exception
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puts "#{value.class}: #{value.message}"
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out.puts "#{value.class}: #{value.message}"
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else
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puts "=> #{Pry.view(value)}"
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out.puts "=> #{Pry.view(value)}"
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end
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end
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def show_help
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puts "Command list:"
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puts "--"
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puts "help This menu"
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puts "status Show status information"
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puts "! Refresh the REPL"
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puts "nesting Show nesting information"
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puts "ls Show the list of variables in the current scope"
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puts "cat <var> Show output of <var>.inspect"
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puts "cd <var> Start a Pry session on <var> (use `cd ..` to go back)"
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puts "show_method <methname> Show the sourcecode for the method <methname>"
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puts "show_instance_method <methname> Show the sourcecode for the instance method <method_name>"
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puts "method_doc <methname> Show the comments above <methname>"
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puts "instance_method_doc <methname> Show the comments above instance method <methname>"
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puts "exit/quit/back End the current Pry session"
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puts "exit_all End all nested Pry sessions"
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puts "exit_program/quit_program End the current program"
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puts "jump_to <level> Jump to a Pry session further up the stack, exiting all sessions below"
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out.puts "Command list:"
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out.puts "--"
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out.puts "help This menu"
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out.puts "status Show status information"
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out.puts "! Refresh the REPL"
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out.puts "nesting Show nesting information"
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out.puts "ls Show the list of variables in the current scope"
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out.puts "cat <var> Show output of <var>.inspect"
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out.puts "cd <var> Start a Pry session on <var> (use `cd ..` to go back)"
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out.puts "show_method <methname> Show the sourcecode for the method <methname>"
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out.puts "show_imethod <methname> Show the sourcecode for the instance method <method_name>"
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out.puts "show_doc <methname> Show the comments above <methname>"
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out.puts "show_idoc <methname> Show the comments above instance method <methname>"
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out.puts "exit/quit/back End the current Pry session"
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out.puts "exit_all End all nested Pry sessions"
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out.puts "exit_program/quit_program End the current program"
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out.puts "jump_to <level> Jump to a Pry session further up the stack, exiting all sessions below"
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end
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def show_nesting(nesting)
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puts "Nesting status:"
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puts "--"
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out.puts "Nesting status:"
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out.puts "--"
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nesting.each do |level, obj|
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if level == 0
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puts "#{level}. #{Pry.view(obj)} (Pry top level)"
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out.puts "#{level}. #{Pry.view(obj)} (Pry top level)"
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else
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puts "#{level}. #{Pry.view(obj)}"
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out.puts "#{level}. #{Pry.view(obj)}"
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end
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end
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end
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def show_status(nesting, target)
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puts "Status:"
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puts "--"
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puts "Receiver: #{Pry.view(target.eval('self'))}"
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puts "Nesting level: #{nesting.level}"
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puts "Local variables: #{target.eval('Pry.view(local_variables)')}"
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puts "Last result: #{Pry.view(Pry.last_result)}"
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out.puts "Status:"
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out.puts "--"
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out.puts "Receiver: #{Pry.view(target.eval('self'))}"
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out.puts "Nesting level: #{nesting.level}"
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out.puts "Local variables: #{target.eval('Pry.view(local_variables)')}"
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out.puts "Last result: #{Pry.view(Pry.last_result)}"
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end
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def ls(target)
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puts "#{target.eval('Pry.view(local_variables + instance_variables)')}"
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out.puts "#{target.eval('Pry.view(local_variables + instance_variables)')}"
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end
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def cat(target, var)
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puts target.eval("#{var}.inspect")
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out.puts target.eval("#{var}.inspect")
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end
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def show_method(code)
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code.display
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out.puts code
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end
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def show_doc(doc)
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doc.display
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out.puts doc
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end
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def warn_already_at_level(nesting_level)
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puts "Already at nesting level #{nesting_level}"
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out.puts "Already at nesting level #{nesting_level}"
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end
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def err_invalid_nest_level(nest_level, max_nest_level)
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puts "Invalid nest level. Must be between 0 and #{max_nest_level}. Got #{nest_level}."
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out.puts "Invalid nest level. Must be between 0 and #{max_nest_level}. Got #{nest_level}."
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end
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def exit() end
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