class AstroboaCLI::Util::TemplateError
This code is from Sprinkle that in turn got it from Chef !!
Constants
- SOURCE_CONTEXT_WINDOW
Attributes
context[R]
original_exception[R]
Public Class Methods
new(original_exception, template, context)
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# File lib/astroboa-cli/util.rb, line 16 def initialize(original_exception, template, context) @original_exception, @template, @context = original_exception, template, context end
Public Instance Methods
line_number()
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# File lib/astroboa-cli/util.rb, line 24 def line_number @line_number ||= $1.to_i if original_exception.backtrace.find {|line| line =~ /\(erubis\):(\d+)/ } end
message()
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# File lib/astroboa-cli/util.rb, line 20 def message @original_exception.message end
source_listing()
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# File lib/astroboa-cli/util.rb, line 32 def source_listing return nil if line_number.nil? @source_listing ||= begin line_index = line_number - 1 beginning_line = line_index <= SOURCE_CONTEXT_WINDOW ? 0 : line_index - SOURCE_CONTEXT_WINDOW source_size = SOURCE_CONTEXT_WINDOW * 2 + 1 lines = @template.split(/\n/) contextual_lines = lines[beginning_line, source_size] output = [] contextual_lines.each_with_index do |line, index| line_number = (index+beginning_line+1).to_s.rjust(3) output << "#{line_number}: #{line}" end output.join("\n") end end
source_location()
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# File lib/astroboa-cli/util.rb, line 28 def source_location "on line ##{line_number}" end
to_s()
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# File lib/astroboa-cli/util.rb, line 50 def to_s "\n\n#{self.class} (#{message}) #{source_location}:\n\n" + "#{source_listing}\n\n #{original_exception.backtrace.join("\n ")}\n\n" end