var p_re1 = new Production("re1")
var p_re2 = new Production("re2")
var p_re3 = new Production("re3")
+var p_text = new Production("text")
var p_par = new Production("parser")
var p_ign = new Production("ignored")
var p_rej = new Production("rejected")
var p_elems = new Production("elems")
var p_elem_list = new Production("elem_list")
var p_elem = new Production("elem")
-g.prods.add_all([p_gr, p_re, p_re1, p_re2, p_re3, p_lex, p_exprs, p_expr, p_par, p_ign, p_rej, p_prods, p_prod, p_ptrans_o, p_alts, p_alt, p_altid_o, p_altid, p_elems, p_elem_list, p_elem])
+var p_pri = new Production("priority")
+g.prods.add_all([p_gr, p_re, p_re1, p_re2, p_re3, p_text, p_lex, p_exprs, p_expr, p_par, p_ign, p_rej, p_prods, p_prod, p_ptrans_o, p_alts, p_alt, p_altid_o, p_altid, p_elems, p_elem_list, p_elem, p_pri])
g.prods.add(new Production("atrans"))
g.prods.add(new Production("elemid"))
g.prods.add(new Production("nelem"))
+g.prods.add(new Production("tree_part"))
var t_opar = new Token("opar")
var t_cpar = new Token("cpar")
var t_id = new Token("id")
var t_kw = new Token("kw")
var t_any = new Token("any")
+var t_end = new Token("end")
var t_and = new Token("and")
var t_except = new Token("except")
+var t_shortest = new Token("shortest")
+var t_longest = new Token("longest")
+var t_prefixes = new Token("prefixes")
var t_ch_dec = new Token("ch_dec")
+var t_ch_hex = new Token("ch_hex")
g.tokens.add_all([t_opar,
t_cpar,
t_ocur,
t_id,
t_kw,
t_any,
+ t_end,
t_and,
t_except,
- t_ch_dec])
+ t_shortest,
+ t_longest,
+ t_prefixes,
+ t_ch_dec,
+ t_ch_hex])
p_gr.new_alt("gr", t_kw, t_id, t_semi, p_lex, p_par)
p_re3.new_alt("re_star", p_re3, t_star)
p_re3.new_alt("re_ques", p_re3, t_ques)
p_re3.new_alt("re_plus", p_re3, t_plus)
+p_re3.new_alt("re_shortest", t_shortest, t_opar, p_re, t_cpar)
+p_re3.new_alt("re_longest", t_longest, t_opar, p_re, t_cpar)
+p_re3.new_alt("re_prefixes", t_prefixes, t_opar, p_re, t_cpar)
p_re3.new_alt("re_par", t_opar, p_re, t_cpar)
-p_re3.new_alt("re_str", t_str)
-p_re3.new_alt("re_ch_dec", t_ch_dec)
-p_re3.new_alt("re_class", t_str, t_dot, t_dot, t_str)
+p_re3.new_alt("re_class", p_text, t_dot, t_dot, p_text)
+p_re3.new_alt("re_openclass", p_text, t_dot, t_dot, t_dot)
p_re3.new_alt("re_any", t_any)
+p_re3.new_alt("re_end", t_end)
p_re3.new_alt("re_id", t_id)
+p_re3.new_alt("re_text", p_text)
+
+p_text.new_alt("re_str", t_str)
+p_text.new_alt("re_ch_dec", t_ch_dec)
+p_text.new_alt("re_ch_hex", t_ch_hex)
p_par.new_alt("par", t_kw, p_ign, p_rej, p_prods)
-p_ign.new_alt("ign", t_kw, t_id, t_semi)
+p_ign.new_alt("ign", t_kw, p_elem_list, t_semi)
p_rej.new_alt("rej", t_kw, p_elem_list, t_semi)
p_elem_list.new_alt("elem_list_one", p_elem)
p_elem.new_alt("elem_id", t_id)
-p_elem.new_alt("elem_str", t_str)
+p_elem.new_alt("elem_str", p_text)
p_elem.new_alt("elem_par", t_opar, p_alts, t_cpar)
p_elem.new_alt("elem_star", p_elem, t_star)
p_elem.new_alt("elem_ques", p_elem, t_ques)
p_elem.new_alt("elem_plus", p_elem, t_plus)
+p_pri.new_alt0("priority_left").phony = true
+p_pri.new_alt0("priority_right").phony = true
+p_pri.new_alt0("priority_unary").phony = true
+
var a = g.lr0
print "LR automaton: {a.states.length} states (see nitcc0.lr.dot)"
a.gen_to_nit("nitcc_parser.nit", "nitcc")
-var f = new OFStream.open("nitcc_lexer.nit")
+var f = new FileWriter.open("nitcc_lexer.nit")
f.write("import nitcc_lexer0\n")
f.close