class DeepCover::ProblemWithDiagnostic
Attributes
covered_code[R]
line_range[R]
original_exception[R]
Public Class Methods
new(covered_code, line_range, original_exception = nil)
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# File lib/deep_cover/problem_with_diagnostic.rb, line 7 def initialize(covered_code, line_range, original_exception = nil) @covered_code = covered_code if line_range.respond_to? :last_line @line_range = line_range.line..line_range.last_line else @line_range = line_range end @original_exception = original_exception end
Public Instance Methods
buffer()
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# File lib/deep_cover/problem_with_diagnostic.rb, line 59 def buffer covered_code.buffer end
diagnostic_information_lines()
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# File lib/deep_cover/problem_with_diagnostic.rb, line 33 def diagnostic_information_lines lines = [] lines << "Source file: #{covered_code.path}" lines << "Line numbers: #{line_range}" lines << 'Source lines around location:' lines.concat(source_lines.map { |line| " #{line}" }) if original_exception lines << 'Original exception:' lines << " #{original_exception.class}: #{original_exception.message}" backtrace = Tools.truncate_backtrace(original_exception) lines.concat(backtrace.map { |line| " #{line}" }) end lines end
message()
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# File lib/deep_cover/problem_with_diagnostic.rb, line 17 def message msg = [] msg << 'You found a problem with DeepCover!' msg << 'Please open an issue at https://github.com/deep-cover/deep-cover/issues' msg << 'and include the following diagnostic information:' extra = begin diagnostic_information_lines.map { |line| "| #{line}" } rescue ProblemWithDiagnostic ["Oh no! We're in deep trouble!!!"] rescue Exception => e ["Oh no! Even diagnostics are failing: #{e}\n#{e.backtrace}"] end msg.concat(extra) msg.join("\n") end
source_lines(nb_context_line: 7)
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# File lib/deep_cover/problem_with_diagnostic.rb, line 48 def source_lines(nb_context_line: 7) first_index = line_range.begin - nb_context_line - buffer.first_line first_index = 0 if first_index < 0 last_index = line_range.end + nb_context_line - buffer.first_line lines = buffer.source_lines[first_index..last_index] lines.pop if lines.last.empty? Tools.number_lines(lines, lineno: buffer.first_line + first_index, bad_linenos: line_range.to_a) end