Class: Danger::PluginLinter

Inherits:
Object
  • Object
show all
Defined in:
lib/danger/plugin_support/plugin_linter.rb

Defined Under Namespace

Classes: Rule

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(json) ⇒ PluginLinter

Returns a new instance of PluginLinter.



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# File 'lib/danger/plugin_support/plugin_linter.rb', line 24

def initialize(json)
  @json = json
  @warnings = []
  @errors = []
end

Instance Attribute Details

#errors ⇒ Object

Returns the value of attribute errors.



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# File 'lib/danger/plugin_support/plugin_linter.rb', line 22

def errors
  @errors
end

#json ⇒ Object

Returns the value of attribute json.



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# File 'lib/danger/plugin_support/plugin_linter.rb', line 22

def json
  @json
end

#warnings ⇒ Object

Returns the value of attribute warnings.



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# File 'lib/danger/plugin_support/plugin_linter.rb', line 22

def warnings
  @warnings
end

Instance Method Details

#failed? ⇒ Boolean

Did the linter pass/fail?

Returns:

  • (Boolean) 


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# File 'lib/danger/plugin_support/plugin_linter.rb', line 55

def failed?
  errors.count > 0
end

#lint ⇒ Object

Lints the current JSON, looking at:

  • Class rules

  • Method rules

  • Attribute rules



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# File 'lib/danger/plugin_support/plugin_linter.rb', line 35

def lint
  json.each do |plugin|
    apply_rules(plugin, "class", class_rules)

    plugin[:methods].each do |method|
      apply_rules(method, "method", method_rules)
    end

    plugin[:attributes].each do |method_hash|
      method_name = method_hash.keys.first
      method = method_hash[method_name]

      value = method[:write] || method[:read]
      apply_rules(value, "attribute", method_rules)
    end
  end
end

#print_summary(ui) ⇒ Object

Prints a summary of the errors and warnings.



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# File 'lib/danger/plugin_support/plugin_linter.rb', line 61

def print_summary(ui)
  # Print whether it passed/failed at the top
  if failed?
    ui.puts "\n[!] Failed\n".red
  else
    ui.notice "Passed"
  end

  # A generic proc to handle the similarities between
  # errors and warnings.
  do_rules = proc do |name, rules|
    unless rules.empty?
      ui.puts ""
      ui.section(name.bold) do
        rules.each do |rule|
          title = rule.title.bold + " - #{rule.object_applied_to}"
          subtitles = [rule.description, link(rule.ref)]
          subtitles += [rule.metadata[:files].join(":")] if rule.metadata[:files]
          ui.labeled(title, subtitles)
          ui.puts ""
        end
      end
    end
  end

  # Run the rules
  do_rules.call("Errors".red, errors)
  do_rules.call("Warnings".yellow, warnings)
end