Module: LINE
- Defined in:
- lib/bel_parser/parsers/line_parser.rb
Overview
Top-level LINE module.
Constant Summary collapse
- BEL_PARSERS =
[ BELParser::Parsers::Common::BlankLine, BELParser::Parsers::Common::CommentLine, BELParser::Parsers::Common::Identifier, BELParser::Parsers::Common::String, BELParser::Parsers::Common::List, BELParser::Parsers::Common::Function, BELParser::Parsers::Expression::Parameter, BELParser::Parsers::Expression::Term, BELParser::Parsers::Expression::Relationship, BELParser::Parsers::Expression::Comment, BELParser::Parsers::Expression::ObservedTerm, BELParser::Parsers::Expression::SimpleStatement, BELParser::Parsers::Expression::NestedStatement, BELParser::Parsers::BELScript::DefineAnnotation, BELParser::Parsers::BELScript::DefineNamespace, BELParser::Parsers::BELScript::Set, BELParser::Parsers::BELScript::Unset ].freeze
Class Method Summary collapse
- .map_comment_line(string) ⇒ Object
- .map_empty_line(string) ⇒ Object
- .match_comment_line(string) ⇒ Object
- .match_empty_line(string) ⇒ Object
- .normalize_line_terminators(string) ⇒ Object
-
.parse(io) ⇒ Object
rubocop:disable MethodLength, AbcSize.
Class Method Details
.map_comment_line(string) ⇒ Object
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# File 'lib/bel_parser/parsers/line_parser.rb', line 76 def self.map_comment_line(string) if LINE.match_comment_line(string) nil else string end end |
.map_empty_line(string) ⇒ Object
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# File 'lib/bel_parser/parsers/line_parser.rb', line 68 def self.map_empty_line(string) if LINE.match_empty_line(string) nil else string end end |
.match_comment_line(string) ⇒ Object
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# File 'lib/bel_parser/parsers/line_parser.rb', line 88 def self.match_comment_line(string) string =~ /^\s*#/ end |
.match_empty_line(string) ⇒ Object
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# File 'lib/bel_parser/parsers/line_parser.rb', line 84 def self.match_empty_line(string) string =~ /^\s*$/ end |
.normalize_line_terminators(string) ⇒ Object
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# File 'lib/bel_parser/parsers/line_parser.rb', line 63 def self.normalize_line_terminators(string) return nil unless string string.strip + "\n" end |
.parse(io) ⇒ Object
rubocop:disable MethodLength, AbcSize
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# File 'lib/bel_parser/parsers/line_parser.rb', line 32 def self.parse(io) # single line transform line_enum = io .each_line .lazy .map { |line| LINE.normalize_line_terminators(line) } # multi-line transform loop do begin line = line_enum.next while line.end_with?("\\\n") line.chomp!("\\\n") line += line_enum.next end BEL_PARSERS.each do |parser| # rubocop:disable BlockDelimiters parser.parse(line) { |obj| puts "parser: #{parser.inspect},"\ "line: #{line.strip},"\ "object: \n#{obj.inspect}" } end rescue StopIteration return end end end |