Module: IRB::IrbLoader
- Included in:
- ExtendCommand::Load, ExtendCommand::Require, ExtendCommand::Source
- Defined in:
- lib/irb/ext/loader.rb
Overview
Provides a few commands for loading files within an irb session.
See ExtendCommandBundle for more information.
Instance Method Summary collapse
-
#irb_load(fn, priv = nil) ⇒ Object
Loads the given file similarly to Kernel#load.
-
#load_file(path, priv = nil) ⇒ Object
Loads the given file in the current session’s context and evaluates it.
-
#old ⇒ Object
:nodoc:.
-
#search_file_from_ruby_path(fn) ⇒ Object
:nodoc:.
-
#source_file(path) ⇒ Object
Loads a given file in the current session and displays the source lines.
Instance Method Details
#irb_load(fn, priv = nil) ⇒ Object
Loads the given file similarly to Kernel#load
27 28 29 30 31 32 |
# File 'lib/irb/ext/loader.rb', line 27 def irb_load(fn, priv = nil) path = search_file_from_ruby_path(fn) raise LoadError, "No such file to load -- #{fn}" unless path load_file(path, priv) end |
#load_file(path, priv = nil) ⇒ Object
Loads the given file in the current session’s context and evaluates it.
See Irb#suspend_input_method for more information.
73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 |
# File 'lib/irb/ext/loader.rb', line 73 def load_file(path, priv = nil) irb.suspend_name(path, File.basename(path)) do if priv ws = WorkSpace.new(Module.new) else ws = WorkSpace.new end irb.suspend_workspace(ws) do irb.suspend_input_method(FileInputMethod.new(path)) do |back_io| irb.signal_status(:IN_LOAD) do # p irb.conf if back_io.kind_of?(FileInputMethod) irb.eval_input else begin irb.eval_input rescue LoadAbort print "load abort!!\n" end end end end end end end |
#old ⇒ Object
:nodoc:
101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 |
# File 'lib/irb/ext/loader.rb', line 101 def old # :nodoc: back_io = @io back_path = @irb_path back_name = @irb_name back_scanner = @irb.scanner begin @io = FileInputMethod.new(path) @irb_name = File.basename(path) @irb_path = path @irb.signal_status(:IN_LOAD) do if back_io.kind_of?(FileInputMethod) @irb.eval_input else begin @irb.eval_input rescue LoadAbort print "load abort!!\n" end end end ensure @io = back_io @irb_name = back_name @irb_path = back_path @irb.scanner = back_scanner end end |
#search_file_from_ruby_path(fn) ⇒ Object
:nodoc:
34 35 36 37 38 39 40 41 42 43 44 45 46 |
# File 'lib/irb/ext/loader.rb', line 34 def search_file_from_ruby_path(fn) # :nodoc: if /^#{Regexp.quote(File::Separator)}/ =~ fn return fn if File.exist?(fn) return nil end for path in $: if File.exist?(f = File.join(path, fn)) return f end end return nil end |
#source_file(path) ⇒ Object
Loads a given file in the current session and displays the source lines
See Irb#suspend_input_method for more information.
51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 |
# File 'lib/irb/ext/loader.rb', line 51 def source_file(path) irb.suspend_name(path, File.basename(path)) do irb.suspend_input_method(FileInputMethod.new(path)) do |back_io| irb.signal_status(:IN_LOAD) do if back_io.kind_of?(FileInputMethod) irb.eval_input else begin irb.eval_input rescue LoadAbort print "load abort!!\n" end end end end end end |