EscapeSequences.sdf3

pdmosses/java-front/lang.java/syntax/java/literals/EscapeSequences.sdf3

module java/literals/EscapeSequences

// 3.10.6. Escape Sequences for Character and String Literals

lexical syntax

  EscapeSeq.NamedEscape = "\\" [btnfr\"\'\\]
  EscapeSeq = OctalEscape
  OctalEscape.OctalEscape1 = "\\" LastOcta
  OctalEscape.OctalEscape2 = "\\" [0-3] LastOcta
  OctalEscape.OctalEscape2 = "\\" [4-7] [0-7]
  OctalEscape.OctalEscape3 = "\\" [0-3] [0-7] [0-7]
  LastOcta = [0-7]

lexical restrictions

  LastOcta -/- [0-7]

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