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module lang::csv::\syntax::CSV

rascal-0.40.16

Usage​

import lang::csv::\syntax::CSV;

syntax Table​

start syntax Table 
  = table: {Record EOL}*
  ;

syntax Record​

syntax Record // todo: $ does match single \r 
  = record: {Field ","}+ 
  ;

syntax Field​

syntax Field
  = unquoted: UQStr
  | quoted: QStr
  ;

syntax UQStr​

lexical UQStr
  = ![\n\r\",] ![\n\r,]* !>> ![\n\r,] 
  | /* empty */
  ;

syntax QStr​

lexical QStr
  = [\"] QChar* [\"] !>> ![,\n\r]
  ;

syntax QChar​

lexical QChar
  = ![\"\n\r]
  | [\"][\"]
  ;

syntax EOL​

lexical EOL
  = [\n]
  | [\r][\n]
  | [\r] !>> [\n]
  ;