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please include function testBracketHygiene. static Pair testBracketHygiene2(S s) { ret testBracketHygiene2(s, testBracketHygiene_op, testBracketHygiene_close); } static Pair testBracketHygiene2(S s, S op, S close) { L tok = javaTok(s); new Map map; L stack = getBracketMap2(tok, map, op, close); for (int i = 1; i < l(tok); i += 2) if (isUnproperlyQuoted(tok.get(i)) ret pair(tokenToCharIndex(tok, i), "Unclosed string literals"); for (int i : keys(map)) { int j = map.get(i); S a = tok.get(i), b = tok.get(j); int ai = op.indexOf(a), bi = close.indexOf(b); if (ai != bi) ret pair(tokenToCharIndex(tok, tossCoin() ? i : j), "Bad hygiene - brackets don't match (" + quote(a) + " vs " + quote(b) + ")"); } if (nempty(stack)) ret pair(tokenToCharIndex(tok, last(stack)), "Bad hygiene - " + n(l(stack), "bracket") + " not closed"); if (map.containsKey(0)) ret pair(tokenToCharIndex(tok, map.get(0)), "Bad hygiene - bracket not opened (" + quote(tok.get(map.get(0))) + ")"); null; }