class Chef::Mixin::Template::TemplateError
Constants
- SOURCE_CONTEXT_WINDOW
Attributes
context[R]
options[R]
original_exception[R]
Public Class Methods
new(original_exception, template, context, options)
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# File lib/chef/mixin/template.rb, line 217 def initialize(original_exception, template, context, options) @original_exception, @template, @context, @options = original_exception, template, context, options end
Public Instance Methods
line_number()
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# File lib/chef/mixin/template.rb, line 225 def line_number @line_number ||= if options[:filename] $1.to_i if original_exception.backtrace.find { |line| line =~ /#{Regexp.escape(options[:filename])}:(\d+)/ } else $1.to_i if original_exception.backtrace.find { |line| line =~ /\(erubis\):(\d+)/ } end end
message()
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# File lib/chef/mixin/template.rb, line 221 def message @original_exception.message end
source_listing()
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# File lib/chef/mixin/template.rb, line 237 def source_listing @source_listing ||= begin lines = @template.split(/\n/) if line_number 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 else beginning_line = 0 source_size = lines.length end 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/chef/mixin/template.rb, line 233 def source_location "on line ##{line_number}" end
to_s()
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# File lib/chef/mixin/template.rb, line 258 def to_s "\n\n#{self.class} (#{message}) #{source_location}:\n\n" + "#{source_listing}\n\n #{original_exception.backtrace.join("\n ")}\n\n" end