Class: Epuber::Checker::TextChecker::MatchProblem

Inherits:
Object
  • Object
show all
Defined in:
lib/epuber/checker/text_checker.rb

Instance Method Summary collapse

Constructor Details

#initialize(match, message, file_path) ⇒ MatchProblem

Returns a new instance of MatchProblem.

Parameters:

  • message (String)
  • file_path (String)
  • match (MatchData) 


17
18
19
20
21
 
# File 'lib/epuber/checker/text_checker.rb', line 17

def initialize(match, message, file_path)
  @match = match
  @message = message
  @file_path = file_path
end

Instance Method Details

#caret_symbol(indent) ⇒ String

Formats caret symbol with space indent

Parameters:

  • indent (Fixnum)

Returns:

  • (String) 


29
30
31
 
# File 'lib/epuber/checker/text_checker.rb', line 29

def caret_symbol(indent)
  ' ' * indent + '^'
end

#caret_symbols(indent, length) ⇒ String

Formats caret symbols for indent and length

Parameters:

  • length (Fixnum)
  • indent (Fixnum)

Returns:

  • (String) 


40
41
42
43
44
45
46
47
48
49
 
# File 'lib/epuber/checker/text_checker.rb', line 40

def caret_symbols(indent, length)
  start_sign = caret_symbol(indent)
  end_sign = if length > 1
               caret_symbol(length-2)
             else
               ''
             end

  "#{start_sign}#{end_sign}"
end

#formatted_match_line ⇒ Object 



51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
 
# File 'lib/epuber/checker/text_checker.rb', line 51

def formatted_match_line
  match_line = @match.matched_string
  pre_line = @match.pre_match_lines.last || ''

  pre = match_pre_line = pre_line
  if remove_tabs(match_pre_line).length > 100
    pre = "#{match_pre_line.first(20)}...#{match_pre_line.last(30)}"
  end

  pre = remove_tabs(pre)

  post_line = @match.post_match_lines.first || ''

  post = if post_line.length > 50
           "#{post_line.first(50)}..."
         else
           post_line
         end

  [pre, match_line, post]
end

#remove_tabs(text) ⇒ Object 



73
74
75
 
# File 'lib/epuber/checker/text_checker.rb', line 73

def remove_tabs(text)
  text.gsub("\t", ' ' * 4)
end

#to_s ⇒ Object 



77
78
79
80
81
82
83
84
85
86
 
# File 'lib/epuber/checker/text_checker.rb', line 77

def to_s
  pre_original = @match.pre_match_lines.last || ''
  pre, match_text, post = formatted_match_line

  pointers = caret_symbols(pre.length, match_text.length)

  %{#{@file_path}:#{@match.line_number} column: #{pre_original.length} --- #{@message}
  #{pre + match_text.ansi.red + post}
  #{pointers}}
end