mezoni

// ignore_for_file: prefer_conditional_assignment, prefer_final_locals

import 'dart:math' as math;

void main() {
  final data = <(String, Map<String, num>, Map<String, Function>)>[
    ('1 + -10.25e2', {}, {}),
    ('1 + a * 3', {'a': 2}, {}),
    ('sin(x)', {'x': 1}, {}),
    ('2^2^x', {'x': 2}, {}),

mezoni

// ignore_for_file: prefer_conditional_assignment, prefer_final_locals

void main() {
  const source = ' 1 + 2 * 3 + x ';
  final result = calc(source, {'x': 5});
  print(result);
}

int calc(String source, Map<String, int> vars) {
  final parser = CalcParser(vars);

mezoni

void main(List<String> args) {
  final parser = CsvParser();
  final rows = parseString(parser.parseStart, _source);
  for (var i = 0; i < rows.length; i++) {
    final row = rows[i];
    print('Row #$i');
    print(row);
  }
}