98 lines
2.6 KiB
OCaml
98 lines
2.6 KiB
OCaml
(***********************************************************************)
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(* *)
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(* Objective Caml *)
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(* *)
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(* Jerome Vouillon, projet Cristal, INRIA Rocquencourt *)
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(* Objective Caml port by John Malecki and Xavier Leroy *)
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(* *)
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(* Copyright 1996 Institut National de Recherche en Informatique et *)
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(* en Automatique. All rights reserved. This file is distributed *)
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(* under the terms of the Q Public License version 1.0. *)
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(* *)
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(***********************************************************************)
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(* $Id$ *)
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{
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open Parser
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}
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rule line = (* Read a whole line *)
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parse
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([ ^ '\n' '\r' ]* as s) ('\n' | '\r' | "\r\n")
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{ s }
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| [ ^ '\n' '\r' ]*
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{ Lexing.lexeme lexbuf }
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| eof
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{ raise Exit }
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and argument = (* Read a raw argument *)
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parse
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[ ^ ' ' '\t' ]+
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{ ARGUMENT (Lexing.lexeme lexbuf) }
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| [' ' '\t']+
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{ argument lexbuf }
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| eof
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{ EOL }
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| _
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{ raise Parsing.Parse_error }
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and line_argument =
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parse
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_ *
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{ ARGUMENT (Lexing.lexeme lexbuf) }
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| eof
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{ EOL }
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and lexeme = (* Read a lexeme *)
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parse
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[' ' '\t'] +
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{ lexeme lexbuf }
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| ['a'-'z' '\223'-'\246' '\248'-'\255' '_']
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(['A'-'Z' 'a'-'z' '_' '\192'-'\214' '\216'-'\246' '\248'-'\255'
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'\'' '0'-'9' ]) *
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{ LIDENT(Lexing.lexeme lexbuf) }
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| ['A'-'Z' '\192'-'\214' '\216'-'\222' ]
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(['A'-'Z' 'a'-'z' '_' '\192'-'\214' '\216'-'\246' '\248'-'\255'
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'\'' '0'-'9' ]) *
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{ UIDENT(Lexing.lexeme lexbuf) }
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| '"' [^ '"']* "\""
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{ let s = Lexing.lexeme lexbuf in
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LIDENT(String.sub s 1 (String.length s - 2)) }
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| ['0'-'9']+
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| '0' ['x' 'X'] ['0'-'9' 'A'-'F' 'a'-'f']+
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| '0' ['o' 'O'] ['0'-'7']+
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| '0' ['b' 'B'] ['0'-'1']+
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{ INTEGER (Int64.of_string (Lexing.lexeme lexbuf)) }
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| '*'
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{ STAR }
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| "-"
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{ MINUS }
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| "."
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{ DOT }
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| "#"
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{ SHARP }
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| "@"
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{ AT }
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| "$"
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{ DOLLAR }
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| "!"
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{ BANG }
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| "("
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{ LPAREN }
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| ")"
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{ RPAREN }
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| "["
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{ LBRACKET }
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| "]"
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{ RBRACKET }
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| ['!' '?' '~' '=' '<' '>' '|' '&' '$' '@' '^' '+' '-' '*' '/' '%']
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['!' '$' '%' '&' '*' '+' '-' '.' '/' ':' '<' '=' '>' '?' '@' '^' '|' '~'] *
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{ OPERATOR (Lexing.lexeme lexbuf) }
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| eof
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{ EOL }
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| _
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{ raise Parsing.Parse_error }
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