-function toSome(x) {
- return { _tag: "Some", value: x };
-}
-/**
- * like `m ==> f` in ocaml
- * @param m matchee wrapped
- * @param f matching function
- * @returns wrapped result
- */
-function thenDo(m, f) {
- if (m._tag == "None") {
- return m;
- }
- else {
- var a = f(m.value);
- if (a._tag == "Some") {
- a.value.ast = m.value.ast.concat(a.value.ast);
- }
- return a;
- }
-}
+const lexer = p.buildLexer([
+ [true, /^\d+(\.\d+)?/g, TokenKind.Number],
+ [true, /^\;/g, TokenKind.Semicolon],
+ [true, /^[-][-][-]/g, TokenKind.Seperator],
+ [true, /^[\+\-\*\/\&\|\!\^\<\>\~\=\?]+/g, TokenKind.Op],
+ [true, /^\@+/g, TokenKind.ExprMark],
+ [true, /^[()\[\]{}]/g, TokenKind.Paren],
+ [true, /^["]([\"]|[\\].)*["]/g, TokenKind.Str],
+ [true, /^[']([\']|[\\].)*[']/g, TokenKind.Str],
+ [true, /^[()\[\]{}]/g, TokenKind.Paren],
+ [true, /^[^\s\n\t\r;]+/g, TokenKind.Id],
+ [false, /^(\s|\n|\r|\t)+/g, TokenKind.SpaceNL]
+]);