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copenhas/basic math lex rules

Created December 31, 2010 02:01
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basic math lex rules
[0-9]+ :
{token, {number, TokenLine, list_to_integer(TokenChars)}}.
[0-9]+\.[0-9]+ :
{token, {number, TokenLine, list_to_float(TokenChars)}}.
\+ : {token, {'+', TokenLine}}.
\- : {token, {'-', TokenLine}}.
/ : {token, {'/', TokenLine}}.
\* : {token, {'*', TokenLine}}.
\( : {token, {'(', TokenLine}}.
\) : {token, {')', TokenLine}}.
[\000-\s] : skip_token.
[\n] : {end_token, {'$end', TokenLine}}.
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