Class: BerkeleyLibrary::Marc::FieldInfo::VarFields::VarFieldParser

Inherits:

Parslet::Parser

• Object
• Parslet::Parser
• BerkeleyLibrary::Marc::FieldInfo::VarFields::VarFieldParser

Defined in:

lib/berkeley_library/marc/field_info/var_fields/var_field_parser.rb

Overview

Parses MARC documentation in the format used by the Library of Congress field list.

Instance Method Summary

• #parse(io, options = nil) ⇒ Hash

  Parses the specified field documentation.

Instance Method Details

#parse(io, options = nil) ⇒ Hash

Parses the specified field documentation. Usage:

parser = VarFieldParser.new
parse_tree = parser.parse('docs.txt')
xform = VarFieldTransform.new
var_field_list = xform.apply(parse_tree)

Parameters:

• io (String, Source) —

  input for the parse process

• options (Hash) (defaults to: nil) —

  a customizable set of options

Options Hash (options):

• :reporter (Parslet::ErrorReporter) —

  error reporter to use, defaults to Parslet::ErrorReporter::Tree

• :prefix (Boolean) —

  Should a prefix match be accepted? (default: false)

Returns:

• (Hash) —

  a parse tree suitable for input to BerkeleyLibrary::Marc::FieldInfo::VarFields::VarFieldTransform

# File 'lib/berkeley_library/marc/field_info/var_fields/var_field_parser.rb', line 144

def parse(io, options = nil)
  opts = { reporter: Parslet::ErrorReporter::Deepest.new }
  opts.merge!(options) if options

  # noinspection RubyMismatchedReturnType
  super(io, opts)
end