not-python/src/syn/lexer.l

%%
[\r\n;]+                    "EOL"
[a-zA-Z_][a-zA-Z0-9_]*      "IDENT"
:[a-zA-Z_][a-zA-Z0-9_]*     "SYM"
[0-9]+                      "NUM"
"([^"]|\\[rnt"'\\])+"|'([^"]|\\[rnt"'\\])+'      "STRING"

\|\|    "||"
&&      "&&"
<       "<"
>       ">"
<=      "<="
>=      ">="
!=      "!="
==      "=="
\+      "+"
\*      "*"
/       "/"
-       "-"
\(      "("
\)      ")"
\[      "["
\]      "]"
\.      "."
,       ","

[\t ]+  ;
Initial commit Includes: runtime base from a previous project, syn(tax) module with parser and lexer Signed-off-by: Alek Ratzloff <alekratz@gmail.com> 2020-09-01 17:32:48 -07:00			`%%`
Add lexer, parser, ast, and basic command line interaction * Add lexer and parser using lrpar crate * AST is added and constructed via lexer and parser * Command line program `not` will read a file and parse it Signed-off-by: Alek Ratzloff <alekratz@gmail.com> 2020-09-02 14:40:43 -07:00			`[\r\n;]+ "EOL"`
Initial commit Includes: runtime base from a previous project, syn(tax) module with parser and lexer Signed-off-by: Alek Ratzloff <alekratz@gmail.com> 2020-09-01 17:32:48 -07:00			`[a-zA-Z_][a-zA-Z0-9_]* "IDENT"`
			`:[a-zA-Z_][a-zA-Z0-9_]* "SYM"`
			`[0-9]+ "NUM"`
			`"([^"]\|\\[rnt"'\\])+"\|'([^"]\|\\[rnt"'\\])+' "STRING"`

			`\\|\\| "\|\|"`
			`&& "&&"`
			`< "<"`
			`> ">"`
			`<= "<="`
			`>= ">="`
			`!= "!="`
			`== "=="`
			`\+ "+"`
			`\* "*"`
			`/ "/"`
			`- "-"`
			`\( "("`
			`\) ")"`
			`\[ "["`
			`\] "]"`
			`\. "."`
			`, ","`

			`[\t ]+ ;`