Module: ObjectShadow::DeepInspect

Defined in:
lib/object_shadow/deep_inspect.rb

Overview

Improve shadow#inspect Optional, because it requires the following gems to be installed:

  • paint

  • wirb

  • io-console

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.column100(input) ⇒ Object 



71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
 
# File 'lib/object_shadow/deep_inspect.rb', line 71

def column100(input)
  terminal_size = STDOUT.winsize[1] || 100
  words = input.split(" ")
  lines = [""]
  words.each{ |word|
    if lines[-1].size + word.size < terminal_size - 9 # x - 1 word space - 4 indent spaces x2
      lines[-1] = lines[-1] + word + " "
    else
      lines << word + " "
    end
  }

  lines.map{ |line|
    "    #{line}"
  }.join("\n")
end

Instance Method Details

#inspect ⇒ Object 



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
 
# File 'lib/object_shadow/deep_inspect.rb', line 18

def inspect
  public_methods = methods(scope: :public)
  protected_methods = methods(scope: :protected)
  private_methods = methods(scope: :private)

  inherit_till = object.instance_of?(Object) ? :all : Object
  lookup_chain = (method_lookup_chain(inherit: inherit_till) + ["…"]).inspect

  res = \
    Paint["# ObjectShadow of Object #%{object_id}\n\n", :underline] +
    Paint["## Lookup Chain\n\n", :bold] +
    "%{method_lookup_chain}\n\n"

  unless variables.empty?
    res += Paint["## %{variables_count} Instance Variable%{variables_plural}\n\n%{variables}\n\n", :bold]
  end

  unless public_methods.empty?
    res += Paint["## %{public_methods_count} Public Method%{public_methods_plural} (Non-Class/Object)\n\n%{public_methods}\n\n", :bold]
  end

  unless protected_methods.empty?
    res += Paint["## %{protected_methods_count} Protected Method%{protected_methods_plural} (Non-Class/Object)\n\n%{protected_methods}\n\n", :bold]
  end

  unless private_methods.empty?
    res += Paint["## %{private_methods_count} Private Method%{private_methods_plural} (Non-Class/Object)\n\n%{private_methods}\n\n", :bold]
  end

  res += \
    Paint["## Object Inspect\n\n", :bold] +
    "%{object_inspect}\n\n"

  res % {
    object_id: object.object_id,
    method_lookup_chain: ::Wirb.colorize_result(DeepInspect.column100(lookup_chain)),
    variables_count: variables.size,
    variables_plural: variables.size == 1 ? "" : "s",
    variables: ::Wirb.colorize_result(DeepInspect.column100(variables.inspect)),
    public_methods_count: public_methods.size,
    public_methods_plural: public_methods.size == 1 ? "" : "s",
    public_methods: ::Wirb.colorize_result(DeepInspect.column100(public_methods.inspect)),
    protected_methods_count: protected_methods.size,
    protected_methods_plural: protected_methods.size == 1 ? "" : "s",
    protected_methods: ::Wirb.colorize_result(DeepInspect.column100(protected_methods.inspect)),
    private_methods_count: private_methods.size,
    private_methods_plural: private_methods.size == 1 ? "" : "s",
    private_methods: ::Wirb.colorize_result(DeepInspect.column100(private_methods.inspect)),
    object_inspect: ::Wirb.colorize_result(DeepInspect.column100(object.inspect))
  }
end