/
pry
71 lines (56 loc) · 1.57 KB
/
pry
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
#!/usr/bin/env ruby
# (C) John Mair (banisterfiend)
# MIT license
begin
require 'pry'
rescue LoadError
require 'rubygems'
require 'pry'
end
require 'optparse'
# defaults
options = {
:context_string => "TOPLEVEL_BINDING",
:loadrc => true
}
OptionParser.new do |opts|
opts.banner = %{Usage: pry [OPTIONS]
Start a Pry session.
See: `https://github.com/banister` for more information.
--
}
opts.on("-r", "--require FILE", "`require` a Ruby script at startup.") do |file|
require file
end
opts.on("-e", "--exec CODE", "A line of Ruby code to execute in context before the session starts.") do |code|
options[:code] = code
end
opts.on("-f", "Suppress loading of ~/.pryrc") do
options[:loadrc] = false
end
opts.on("-v", "--version", "Display the Pry version.") do
puts "Pry version #{Pry::VERSION} on Ruby #{RUBY_VERSION}"
exit
end
opts.on("-c", "--context CONTEXT",
"Start the session in the specified context. Equivalent to `context.pry` in a session.") do |context|
# save the context name
options[:context_string] = context
end
opts.on_tail("-h", "--help", "This message.") do
puts opts
exit
end
end.parse!
rcpath = File.expand_path("~/.pryrc")
# load ~/.pryrc, if not suppressed with -f option
load rcpath if File.exists?(rcpath) && options[:loadrc]
# create the actual context
context = Pry.binding_for(eval(options[:context_string]))
# execute line of code, if provided with -e option
if options[:code]
result = context.eval(options[:code])
puts "=> #{Pry.view(result)}"
end
# start the session
context.pry