Class: I28s::Cli::YamlDumper

Inherits:
Object
  • Object
show all
Defined in:
lib/i28s/cli/yaml_dumper.rb

Class Method Summary collapse

Class Method Details

.dump(object) ⇒ Object

We want to dump strings that contain newlines as literal scalars for readability Inspired by github.com/ruby/psych/issues/322#issuecomment-328408276



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# File 'lib/i28s/cli/yaml_dumper.rb', line 8

def self.dump(object)
  str = YAML.dump(object)

  ast = Psych.parse_stream(str)
  ast.grep(Psych::Nodes::Scalar).each do |node|
    node.style  = Psych::Nodes::Scalar::LITERAL if node.value.include?("\n")
  end

  ast.yaml(nil, {line_width: -1})
end