#include "tree_sitter/parser.h" enum { ts_sym_expression, ts_sym_factor, ts_sym_number, ts_sym_plus, ts_sym_term, ts_sym_times, ts_sym_variable, ts_aux_sym_end, ts_aux_sym_token1, ts_aux_sym_token2, }; SYMBOL_NAMES { "expression", "factor", "number", "plus", "term", "times", "variable", "end", "token1", "token2", }; LEX_FN() { START_LEXER(); switch (LEX_STATE()) { case 0: if (LOOKAHEAD_CHAR() == '\0') ADVANCE(1); LEX_ERROR(1, EXPECT({""})); case 1: ACCEPT_TOKEN(ts_aux_sym_end); case 2: if (LOOKAHEAD_CHAR() == '\0') ADVANCE(1); if (LOOKAHEAD_CHAR() == '+') ADVANCE(3); LEX_ERROR(2, EXPECT({"", "+"})); case 3: ACCEPT_TOKEN(ts_sym_plus); case 4: if (LOOKAHEAD_CHAR() == ')') ADVANCE(5); LEX_ERROR(1, EXPECT({")"})); case 5: ACCEPT_TOKEN(ts_aux_sym_token2); case 6: if (LOOKAHEAD_CHAR() == ')') ADVANCE(5); if (LOOKAHEAD_CHAR() == '+') ADVANCE(3); LEX_ERROR(2, EXPECT({")", "+"})); case 7: if (LOOKAHEAD_CHAR() == ')') ADVANCE(5); if (LOOKAHEAD_CHAR() == '*') ADVANCE(8); if (LOOKAHEAD_CHAR() == '+') ADVANCE(3); LEX_ERROR(1, EXPECT({")-+"})); case 8: ACCEPT_TOKEN(ts_sym_times); case 9: if (LOOKAHEAD_CHAR() == '(') ADVANCE(10); if ('0' <= LOOKAHEAD_CHAR() && LOOKAHEAD_CHAR() <= '9') ADVANCE(11); if (('A' <= LOOKAHEAD_CHAR() && LOOKAHEAD_CHAR() <= 'Z') || ('a' <= LOOKAHEAD_CHAR() && LOOKAHEAD_CHAR() <= 'z')) ADVANCE(12); LEX_ERROR(4, EXPECT({"(", "0-9", "A-Z", "a-z"})); case 10: ACCEPT_TOKEN(ts_aux_sym_token1); case 11: if ('0' <= LOOKAHEAD_CHAR() && LOOKAHEAD_CHAR() <= '9') ADVANCE(11); ACCEPT_TOKEN(ts_sym_number); case 12: if (('A' <= LOOKAHEAD_CHAR() && LOOKAHEAD_CHAR() <= 'Z') || ('a' <= LOOKAHEAD_CHAR() && LOOKAHEAD_CHAR() <= 'z')) ADVANCE(12); ACCEPT_TOKEN(ts_sym_variable); case 13: if (LOOKAHEAD_CHAR() == ')') ADVANCE(5); if (LOOKAHEAD_CHAR() == '*') ADVANCE(8); LEX_ERROR(1, EXPECT({")-*"})); case 14: if (LOOKAHEAD_CHAR() == '\0') ADVANCE(1); if (LOOKAHEAD_CHAR() == '*') ADVANCE(8); if (LOOKAHEAD_CHAR() == '+') ADVANCE(3); LEX_ERROR(2, EXPECT({"", "*-+"})); case 15: if (LOOKAHEAD_CHAR() == '\0') ADVANCE(1); if (LOOKAHEAD_CHAR() == '*') ADVANCE(8); LEX_ERROR(2, EXPECT({"", "*"})); default: LEX_PANIC(); } FINISH_LEXER(); } PARSE_FN() { START_PARSER(); switch (PARSE_STATE()) { case 0: SET_LEX_STATE(9); switch (LOOKAHEAD_SYM()) { case ts_sym_expression: SHIFT(1); case ts_sym_factor: SHIFT(2); case ts_sym_number: SHIFT(34); case ts_sym_term: SHIFT(35); case ts_sym_variable: SHIFT(34); case ts_aux_sym_token1: SHIFT(49); default: PARSE_PANIC(); } case 1: SET_LEX_STATE(0); switch (LOOKAHEAD_SYM()) { case ts_aux_sym_end: ACCEPT_INPUT(); default: PARSE_PANIC(); } case 2: SET_LEX_STATE(14); switch (LOOKAHEAD_SYM()) { case ts_sym_plus: REDUCE(ts_sym_term, 1, COLLAPSE({0})); case ts_sym_times: SHIFT(3); case ts_aux_sym_end: REDUCE(ts_sym_term, 1, COLLAPSE({0})); default: PARSE_PANIC(); } case 3: SET_LEX_STATE(9); switch (LOOKAHEAD_SYM()) { case ts_sym_factor: SHIFT(4); case ts_sym_number: SHIFT(5); case ts_sym_variable: SHIFT(5); case ts_aux_sym_token1: SHIFT(6); default: PARSE_PANIC(); } case 4: SET_LEX_STATE(2); switch (LOOKAHEAD_SYM()) { case ts_sym_plus: REDUCE(ts_sym_term, 3, COLLAPSE({0, 0, 0})); case ts_aux_sym_end: REDUCE(ts_sym_term, 3, COLLAPSE({0, 0, 0})); default: PARSE_PANIC(); } case 5: SET_LEX_STATE(2); switch (LOOKAHEAD_SYM()) { case ts_sym_plus: REDUCE(ts_sym_factor, 1, COLLAPSE({0})); case ts_aux_sym_end: REDUCE(ts_sym_factor, 1, COLLAPSE({0})); default: PARSE_PANIC(); } case 6: SET_LEX_STATE(9); switch (LOOKAHEAD_SYM()) { case ts_sym_expression: SHIFT(7); case ts_sym_factor: SHIFT(9); case ts_sym_number: SHIFT(16); case ts_sym_term: SHIFT(17); case ts_sym_variable: SHIFT(16); case ts_aux_sym_token1: SHIFT(26); default: PARSE_PANIC(); } case 7: SET_LEX_STATE(4); switch (LOOKAHEAD_SYM()) { case ts_aux_sym_token2: SHIFT(8); default: PARSE_PANIC(); } case 8: SET_LEX_STATE(2); switch (LOOKAHEAD_SYM()) { case ts_sym_plus: REDUCE(ts_sym_factor, 3, COLLAPSE({1, 0, 1})); case ts_aux_sym_end: REDUCE(ts_sym_factor, 3, COLLAPSE({1, 0, 1})); default: PARSE_PANIC(); } case 9: SET_LEX_STATE(7); switch (LOOKAHEAD_SYM()) { case ts_sym_plus: REDUCE(ts_sym_term, 1, COLLAPSE({0})); case ts_sym_times: SHIFT(10); case ts_aux_sym_token2: REDUCE(ts_sym_term, 1, COLLAPSE({0})); default: PARSE_PANIC(); } case 10: SET_LEX_STATE(9); switch (LOOKAHEAD_SYM()) { case ts_sym_factor: SHIFT(11); case ts_sym_number: SHIFT(12); case ts_sym_variable: SHIFT(12); case ts_aux_sym_token1: SHIFT(13); default: PARSE_PANIC(); } case 11: SET_LEX_STATE(6); switch (LOOKAHEAD_SYM()) { case ts_sym_plus: REDUCE(ts_sym_term, 3, COLLAPSE({0, 0, 0})); case ts_aux_sym_token2: REDUCE(ts_sym_term, 3, COLLAPSE({0, 0, 0})); default: PARSE_PANIC(); } case 12: SET_LEX_STATE(6); switch (LOOKAHEAD_SYM()) { case ts_sym_plus: REDUCE(ts_sym_factor, 1, COLLAPSE({0})); case ts_aux_sym_token2: REDUCE(ts_sym_factor, 1, COLLAPSE({0})); default: PARSE_PANIC(); } case 13: SET_LEX_STATE(9); switch (LOOKAHEAD_SYM()) { case ts_sym_expression: SHIFT(14); case ts_sym_factor: SHIFT(9); case ts_sym_number: SHIFT(16); case ts_sym_term: SHIFT(17); case ts_sym_variable: SHIFT(16); case ts_aux_sym_token1: SHIFT(26); default: PARSE_PANIC(); } case 14: SET_LEX_STATE(4); switch (LOOKAHEAD_SYM()) { case ts_aux_sym_token2: SHIFT(15); default: PARSE_PANIC(); } case 15: SET_LEX_STATE(6); switch (LOOKAHEAD_SYM()) { case ts_sym_plus: REDUCE(ts_sym_factor, 3, COLLAPSE({1, 0, 1})); case ts_aux_sym_token2: REDUCE(ts_sym_factor, 3, COLLAPSE({1, 0, 1})); default: PARSE_PANIC(); } case 16: SET_LEX_STATE(7); switch (LOOKAHEAD_SYM()) { case ts_sym_plus: REDUCE(ts_sym_factor, 1, COLLAPSE({0})); case ts_sym_times: REDUCE(ts_sym_factor, 1, COLLAPSE({0})); case ts_aux_sym_token2: REDUCE(ts_sym_factor, 1, COLLAPSE({0})); default: PARSE_PANIC(); } case 17: SET_LEX_STATE(6); switch (LOOKAHEAD_SYM()) { case ts_sym_plus: SHIFT(18); case ts_aux_sym_token2: REDUCE(ts_sym_expression, 1, COLLAPSE({0})); default: PARSE_PANIC(); } case 18: SET_LEX_STATE(9); switch (LOOKAHEAD_SYM()) { case ts_sym_factor: SHIFT(19); case ts_sym_number: SHIFT(29); case ts_sym_term: SHIFT(30); case ts_sym_variable: SHIFT(29); case ts_aux_sym_token1: SHIFT(31); default: PARSE_PANIC(); } case 19: SET_LEX_STATE(13); switch (LOOKAHEAD_SYM()) { case ts_sym_times: SHIFT(20); case ts_aux_sym_token2: REDUCE(ts_sym_term, 1, COLLAPSE({0})); default: PARSE_PANIC(); } case 20: SET_LEX_STATE(9); switch (LOOKAHEAD_SYM()) { case ts_sym_factor: SHIFT(21); case ts_sym_number: SHIFT(22); case ts_sym_variable: SHIFT(22); case ts_aux_sym_token1: SHIFT(23); default: PARSE_PANIC(); } case 21: SET_LEX_STATE(4); switch (LOOKAHEAD_SYM()) { case ts_aux_sym_token2: REDUCE(ts_sym_term, 3, COLLAPSE({0, 0, 0})); default: PARSE_PANIC(); } case 22: SET_LEX_STATE(4); switch (LOOKAHEAD_SYM()) { case ts_aux_sym_token2: REDUCE(ts_sym_factor, 1, COLLAPSE({0})); default: PARSE_PANIC(); } case 23: SET_LEX_STATE(9); switch (LOOKAHEAD_SYM()) { case ts_sym_expression: SHIFT(24); case ts_sym_factor: SHIFT(9); case ts_sym_number: SHIFT(16); case ts_sym_term: SHIFT(17); case ts_sym_variable: SHIFT(16); case ts_aux_sym_token1: SHIFT(26); default: PARSE_PANIC(); } case 24: SET_LEX_STATE(4); switch (LOOKAHEAD_SYM()) { case ts_aux_sym_token2: SHIFT(25); default: PARSE_PANIC(); } case 25: SET_LEX_STATE(4); switch (LOOKAHEAD_SYM()) { case ts_aux_sym_token2: REDUCE(ts_sym_factor, 3, COLLAPSE({1, 0, 1})); default: PARSE_PANIC(); } case 26: SET_LEX_STATE(9); switch (LOOKAHEAD_SYM()) { case ts_sym_expression: SHIFT(27); case ts_sym_factor: SHIFT(9); case ts_sym_number: SHIFT(16); case ts_sym_term: SHIFT(17); case ts_sym_variable: SHIFT(16); case ts_aux_sym_token1: SHIFT(26); default: PARSE_PANIC(); } case 27: SET_LEX_STATE(4); switch (LOOKAHEAD_SYM()) { case ts_aux_sym_token2: SHIFT(28); default: PARSE_PANIC(); } case 28: SET_LEX_STATE(7); switch (LOOKAHEAD_SYM()) { case ts_sym_plus: REDUCE(ts_sym_factor, 3, COLLAPSE({1, 0, 1})); case ts_sym_times: REDUCE(ts_sym_factor, 3, COLLAPSE({1, 0, 1})); case ts_aux_sym_token2: REDUCE(ts_sym_factor, 3, COLLAPSE({1, 0, 1})); default: PARSE_PANIC(); } case 29: SET_LEX_STATE(13); switch (LOOKAHEAD_SYM()) { case ts_sym_times: REDUCE(ts_sym_factor, 1, COLLAPSE({0})); case ts_aux_sym_token2: REDUCE(ts_sym_factor, 1, COLLAPSE({0})); default: PARSE_PANIC(); } case 30: SET_LEX_STATE(4); switch (LOOKAHEAD_SYM()) { case ts_aux_sym_token2: REDUCE(ts_sym_expression, 3, COLLAPSE({0, 0, 0})); default: PARSE_PANIC(); } case 31: SET_LEX_STATE(9); switch (LOOKAHEAD_SYM()) { case ts_sym_expression: SHIFT(32); case ts_sym_factor: SHIFT(9); case ts_sym_number: SHIFT(16); case ts_sym_term: SHIFT(17); case ts_sym_variable: SHIFT(16); case ts_aux_sym_token1: SHIFT(26); default: PARSE_PANIC(); } case 32: SET_LEX_STATE(4); switch (LOOKAHEAD_SYM()) { case ts_aux_sym_token2: SHIFT(33); default: PARSE_PANIC(); } case 33: SET_LEX_STATE(13); switch (LOOKAHEAD_SYM()) { case ts_sym_times: REDUCE(ts_sym_factor, 3, COLLAPSE({1, 0, 1})); case ts_aux_sym_token2: REDUCE(ts_sym_factor, 3, COLLAPSE({1, 0, 1})); default: PARSE_PANIC(); } case 34: SET_LEX_STATE(14); switch (LOOKAHEAD_SYM()) { case ts_sym_plus: REDUCE(ts_sym_factor, 1, COLLAPSE({0})); case ts_sym_times: REDUCE(ts_sym_factor, 1, COLLAPSE({0})); case ts_aux_sym_end: REDUCE(ts_sym_factor, 1, COLLAPSE({0})); default: PARSE_PANIC(); } case 35: SET_LEX_STATE(2); switch (LOOKAHEAD_SYM()) { case ts_sym_plus: SHIFT(36); case ts_aux_sym_end: REDUCE(ts_sym_expression, 1, COLLAPSE({0})); default: PARSE_PANIC(); } case 36: SET_LEX_STATE(9); switch (LOOKAHEAD_SYM()) { case ts_sym_factor: SHIFT(37); case ts_sym_number: SHIFT(44); case ts_sym_term: SHIFT(45); case ts_sym_variable: SHIFT(44); case ts_aux_sym_token1: SHIFT(46); default: PARSE_PANIC(); } case 37: SET_LEX_STATE(15); switch (LOOKAHEAD_SYM()) { case ts_sym_times: SHIFT(38); case ts_aux_sym_end: REDUCE(ts_sym_term, 1, COLLAPSE({0})); default: PARSE_PANIC(); } case 38: SET_LEX_STATE(9); switch (LOOKAHEAD_SYM()) { case ts_sym_factor: SHIFT(39); case ts_sym_number: SHIFT(40); case ts_sym_variable: SHIFT(40); case ts_aux_sym_token1: SHIFT(41); default: PARSE_PANIC(); } case 39: SET_LEX_STATE(0); switch (LOOKAHEAD_SYM()) { case ts_aux_sym_end: REDUCE(ts_sym_term, 3, COLLAPSE({0, 0, 0})); default: PARSE_PANIC(); } case 40: SET_LEX_STATE(0); switch (LOOKAHEAD_SYM()) { case ts_aux_sym_end: REDUCE(ts_sym_factor, 1, COLLAPSE({0})); default: PARSE_PANIC(); } case 41: SET_LEX_STATE(9); switch (LOOKAHEAD_SYM()) { case ts_sym_expression: SHIFT(42); case ts_sym_factor: SHIFT(9); case ts_sym_number: SHIFT(16); case ts_sym_term: SHIFT(17); case ts_sym_variable: SHIFT(16); case ts_aux_sym_token1: SHIFT(26); default: PARSE_PANIC(); } case 42: SET_LEX_STATE(4); switch (LOOKAHEAD_SYM()) { case ts_aux_sym_token2: SHIFT(43); default: PARSE_PANIC(); } case 43: SET_LEX_STATE(0); switch (LOOKAHEAD_SYM()) { case ts_aux_sym_end: REDUCE(ts_sym_factor, 3, COLLAPSE({1, 0, 1})); default: PARSE_PANIC(); } case 44: SET_LEX_STATE(15); switch (LOOKAHEAD_SYM()) { case ts_sym_times: REDUCE(ts_sym_factor, 1, COLLAPSE({0})); case ts_aux_sym_end: REDUCE(ts_sym_factor, 1, COLLAPSE({0})); default: PARSE_PANIC(); } case 45: SET_LEX_STATE(0); switch (LOOKAHEAD_SYM()) { case ts_aux_sym_end: REDUCE(ts_sym_expression, 3, COLLAPSE({0, 0, 0})); default: PARSE_PANIC(); } case 46: SET_LEX_STATE(9); switch (LOOKAHEAD_SYM()) { case ts_sym_expression: SHIFT(47); case ts_sym_factor: SHIFT(9); case ts_sym_number: SHIFT(16); case ts_sym_term: SHIFT(17); case ts_sym_variable: SHIFT(16); case ts_aux_sym_token1: SHIFT(26); default: PARSE_PANIC(); } case 47: SET_LEX_STATE(4); switch (LOOKAHEAD_SYM()) { case ts_aux_sym_token2: SHIFT(48); default: PARSE_PANIC(); } case 48: SET_LEX_STATE(15); switch (LOOKAHEAD_SYM()) { case ts_sym_times: REDUCE(ts_sym_factor, 3, COLLAPSE({1, 0, 1})); case ts_aux_sym_end: REDUCE(ts_sym_factor, 3, COLLAPSE({1, 0, 1})); default: PARSE_PANIC(); } case 49: SET_LEX_STATE(9); switch (LOOKAHEAD_SYM()) { case ts_sym_expression: SHIFT(50); case ts_sym_factor: SHIFT(9); case ts_sym_number: SHIFT(16); case ts_sym_term: SHIFT(17); case ts_sym_variable: SHIFT(16); case ts_aux_sym_token1: SHIFT(26); default: PARSE_PANIC(); } case 50: SET_LEX_STATE(4); switch (LOOKAHEAD_SYM()) { case ts_aux_sym_token2: SHIFT(51); default: PARSE_PANIC(); } case 51: SET_LEX_STATE(14); switch (LOOKAHEAD_SYM()) { case ts_sym_plus: REDUCE(ts_sym_factor, 3, COLLAPSE({1, 0, 1})); case ts_sym_times: REDUCE(ts_sym_factor, 3, COLLAPSE({1, 0, 1})); case ts_aux_sym_end: REDUCE(ts_sym_factor, 3, COLLAPSE({1, 0, 1})); default: PARSE_PANIC(); } default: PARSE_PANIC(); } FINISH_PARSER(); } EXPORT_PARSER(ts_parse_config_arithmetic);