Class: PDK::Validate::Metadata::MetadataSyntaxValidator

Inherits:
InternalRubyValidator show all
Defined in:
lib/pdk/validate/metadata/metadata_syntax_validator.rb

Instance Attribute Summary

Attributes inherited from Validator

#context, #options, #prepared

Instance Method Summary collapse

Methods inherited from InternalRubyValidator

#before_validation, #prepare_invoke!

Methods inherited from InvokableValidator

#allow_empty_targets?, #fnmatch?, #ignore_dotfiles?, #invoke_style, #parse_targets, #pattern_ignore, #prepare_invoke!, #process_invalid, #process_skipped, #spinner, #valid_in_context?

Methods inherited from Validator

#initialize, #prepare_invoke!, #spinner, #spinners_enabled?, #start_spinner, #stop_spinner, #valid_in_context?

Constructor Details

This class inherits a constructor from PDK::Validate::Validator

Instance Method Details

#invoke(report) ⇒ Object 



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# File 'lib/pdk/validate/metadata/metadata_syntax_validator.rb', line 19

def invoke(report)
  super
ensure
  JSON.parser = JSON::Ext::Parser if defined?(JSON::Ext::Parser)
end

#name ⇒ Object 



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# File 'lib/pdk/validate/metadata/metadata_syntax_validator.rb', line 7

def name
  'metadata-syntax'
end

#pattern ⇒ Object 



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# File 'lib/pdk/validate/metadata/metadata_syntax_validator.rb', line 11

def pattern
  contextual_pattern(['metadata.json', 'tasks/*.json'])
end

#spinner_text ⇒ Object 



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# File 'lib/pdk/validate/metadata/metadata_syntax_validator.rb', line 15

def 
  format('Checking metadata syntax (%{patterns}).', patterns: pattern.join(' '))
end

#validate_target(report, target) ⇒ Object 



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# File 'lib/pdk/validate/metadata/metadata_syntax_validator.rb', line 25

def validate_target(report, target)
  unless PDK::Util::Filesystem.readable?(target)
    report.add_event(
      file: target,
      source: name,
      state: :failure,
      severity: 'error',
      message: 'Could not be read.'
    )
    return 1
  end

  begin
    JSON.parse(PDK::Util::Filesystem.read_file(target))

    report.add_event(
      file: target,
      source: name,
      state: :passed,
      severity: 'ok'
    )
    0
  rescue JSON::ParserError => e
    # Because the message contains a raw segment of the file, we use
    # String#dump here to unescape any escape characters like newlines.
    sane_message = e.message.dump

    report.add_event(
      file: target,
      source: name,
      state: :failure,
      severity: 'error',
      message: sane_message
    )
    1
  end
end