Module: Lono::Template::Util
- Included in:
- Dsl::Builder, Erb
- Defined in:
- lib/lono/template/util.rb
Instance Method Summary collapse
- #ensure_parent_dir(path) ⇒ Object
- #handle_yaml_syntax_error(e, path) ⇒ Object
- #validate_yaml(path) ⇒ Object
Instance Method Details
#ensure_parent_dir(path) ⇒ Object
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# File 'lib/lono/template/util.rb', line 3 def ensure_parent_dir(path) dir = File.dirname(path) FileUtils.mkdir_p(dir) unless File.exist?(dir) end |
#handle_yaml_syntax_error(e, path) ⇒ Object
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# File 'lib/lono/template/util.rb', line 17 def handle_yaml_syntax_error(e, path) io = StringIO.new io.puts "Invalid yaml. Output written to debugging: #{path}".color(:red) io.puts "ERROR: #{e.}".color(:red) # Grab line info. Example error: # ERROR: (<unknown>): could not find expected ':' while scanning a simple key at line 2 column 1 md = e..match(/at line (\d+) column (\d+)/) line = md[1].to_i lines = IO.read(path).split("\n") context = 5 # lines of context top, bottom = [line-context-1, 0].max, line+context-1 spacing = lines.size.to_s.size lines[top..bottom].each_with_index do |line_content, index| line_number = top+index+1 if line_number == line io.printf("%#{spacing}d %s\n".color(:red), line_number, line_content) else io.printf("%#{spacing}d %s\n", line_number, line_content) end end if ENV['TEST'] io.string else puts io.string exit 1 end end |
#validate_yaml(path) ⇒ Object
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# File 'lib/lono/template/util.rb', line 8 def validate_yaml(path) text = IO.read(path) begin YAML.load(text) rescue Psych::SyntaxError => e handle_yaml_syntax_error(e, path) end end |