(Old) uglfiy-js hangs forever #35
Description
uglfiy-js (1.0.7) fails to process the following code (taken from jinjs):
function parse_BINARY_OPERATOR() {
var cacheKey = 'BINARY_OPERATOR@' + pos;
var cachedResult = cache[cacheKey];
if (cachedResult) {
pos = cachedResult.nextPos;
return cachedResult.result;
}
if (input.substr(pos, 3) === ">>>") {
var result28 = ">>>";
pos += 3;
} else {
var result28 = null;
if (reportMatchFailures) {
matchFailed("\">>>\"");
}
}
if (result28 !== null) {
var result0 = result28;
} else {
if (input.substr(pos, 3) === "===") {
var result27 = "===";
pos += 3;
} else {
var result27 = null;
if (reportMatchFailures) {
matchFailed("\"===\"");
}
}
if (result27 !== null) {
var result0 = result27;
} else {
if (input.substr(pos, 3) === "!==") {
var result26 = "!==";
pos += 3;
} else {
var result26 = null;
if (reportMatchFailures) {
matchFailed("\"!==\"");
}
}
if (result26 !== null) {
var result0 = result26;
} else {
if (input.substr(pos, 2) === "==") {
var result25 = "==";
pos += 2;
} else {
var result25 = null;
if (reportMatchFailures) {
matchFailed("\"==\"");
}
}
if (result25 !== null) {
var result0 = result25;
} else {
if (input.substr(pos, 2) === "!=") {
var result24 = "!=";
pos += 2;
} else {
var result24 = null;
if (reportMatchFailures) {
matchFailed("\"!=\"");
}
}
if (result24 !== null) {
var result0 = result24;
} else {
if (input.substr(pos, 2) === ">=") {
var result23 = ">=";
pos += 2;
} else {
var result23 = null;
if (reportMatchFailures) {
matchFailed("\">=\"");
}
}
if (result23 !== null) {
var result0 = result23;
} else {
if (input.substr(pos, 2) === "<=") {
var result22 = "<=";
pos += 2;
} else {
var result22 = null;
if (reportMatchFailures) {
matchFailed("\"<=\"");
}
}
if (result22 !== null) {
var result0 = result22;
} else {
if (input.substr(pos, 2) === "&&") {
var result21 = "&&";
pos += 2;
} else {
var result21 = null;
if (reportMatchFailures) {
matchFailed("\"&&\"");
}
}
if (result21 !== null) {
var result0 = result21;
} else {
if (input.substr(pos, 2) === "||") {
var result20 = "||";
pos += 2;
} else {
var result20 = null;
if (reportMatchFailures) {
matchFailed("\"||\"");
}
}
if (result20 !== null) {
var result0 = result20;
} else {
if (input.substr(pos, 2) === "<<") {
var result19 = "<<";
pos += 2;
} else {
var result19 = null;
if (reportMatchFailures) {
matchFailed("\"<<\"");
}
}
if (result19 !== null) {
var result0 = result19;
} else {
if (input.substr(pos, 2) === ">>") {
var result18 = ">>";
pos += 2;
} else {
var result18 = null;
if (reportMatchFailures) {
matchFailed("\">>\"");
}
}
if (result18 !== null) {
var result0 = result18;
} else {
if (input.substr(pos, 2) === "+=") {
var result17 = "+=";
pos += 2;
} else {
var result17 = null;
if (reportMatchFailures) {
matchFailed("\"+=\"");
}
}
if (result17 !== null) {
var result0 = result17;
} else {
if (input.substr(pos, 2) === "-=") {
var result16 = "-=";
pos += 2;
} else {
var result16 = null;
if (reportMatchFailures) {
matchFailed("\"-=\"");
}
}
if (result16 !== null) {
var result0 = result16;
} else {
if (input.substr(pos, 2) === "%=") {
var result15 = "%=";
pos += 2;
} else {
var result15 = null;
if (reportMatchFailures) {
matchFailed("\"%=\"");
}
}
if (result15 !== null) {
var result0 = result15;
} else {
if (input.substr(pos, 2) === "/=") {
var result14 = "/=";
pos += 2;
} else {
var result14 = null;
if (reportMatchFailures) {
matchFailed("\"/=\"");
}
}
if (result14 !== null) {
var result0 = result14;
} else {
if (input.substr(pos, 2) === "*=") {
var result13 = "*=";
pos += 2;
} else {
var result13 = null;
if (reportMatchFailures) {
matchFailed("\"*=\"");
}
}
if (result13 !== null) {
var result0 = result13;
} else {
if (input.substr(pos, 1) === "=") {
var result12 = "=";
pos += 1;
} else {
var result12 = null;
if (reportMatchFailures) {
matchFailed("\"=\"");
}
}
if (result12 !== null) {
var result0 = result12;
} else {
if (input.substr(pos, 1) === "|") {
var result11 = "|";
pos += 1;
} else {
var result11 = null;
if (reportMatchFailures) {
matchFailed("\"|\"");
}
}
if (result11 !== null) {
var result0 = result11;
} else {
if (input.substr(pos, 1) === "/") {
var result10 = "/";
pos += 1;
} else {
var result10 = null;
if (reportMatchFailures) {
matchFailed("\"/\"");
}
}
if (result10 !== null) {
var result0 = result10;
} else {
if (input.substr(pos, 1) === "^") {
var result9 = "^";
pos += 1;
} else {
var result9 = null;
if (reportMatchFailures) {
matchFailed("\"^\"");
}
}
if (result9 !== null) {
var result0 = result9;
} else {
if (input.substr(pos, 1) === "&") {
var result8 = "&";
pos += 1;
} else {
var result8 = null;
if (reportMatchFailures) {
matchFailed("\"&\"");
}
}
if (result8 !== null) {
var result0 = result8;
} else {
if (input.substr(pos, 1) === "|") {
var result7 = "|";
pos += 1;
} else {
var result7 = null;
if (reportMatchFailures) {
matchFailed("\"|\"");
}
}
if (result7 !== null) {
var result0 = result7;
} else {
if (input.substr(pos, 1) === "+") {
var result6 = "+";
pos += 1;
} else {
var result6 = null;
if (reportMatchFailures) {
matchFailed("\"+\"");
}
}
if (result6 !== null) {
var result0 = result6;
} else {
if (input.substr(pos, 1) === ">") {
var result5 = ">";
pos += 1;
} else {
var result5 = null;
if (reportMatchFailures) {
matchFailed("\">\"");
}
}
if (result5 !== null) {
var result0 = result5;
} else {
if (input.substr(pos, 1) === "<") {
var result4 = "<";
pos += 1;
} else {
var result4 = null;
if (reportMatchFailures) {
matchFailed("\"<\"");
}
}
if (result4 !== null) {
var result0 = result4;
} else {
if (input.substr(pos, 1) === "%") {
var result3 = "%";
pos += 1;
} else {
var result3 = null;
if (reportMatchFailures) {
matchFailed("\"%\"");
}
}
if (result3 !== null) {
var result0 = result3;
} else {
if (input.substr(pos, 1) === "-") {
var result2 = "-";
pos += 1;
} else {
var result2 = null;
if (reportMatchFailures) {
matchFailed("\"-\"");
}
}
if (result2 !== null) {
var result0 = result2;
} else {
if (input.substr(pos, 1) === "*") {
var result1 = "*";
pos += 1;
} else {
var result1 = null;
if (reportMatchFailures) {
matchFailed("\"*\"");
}
}
if (result1 !== null) {
var result0 = result1;
} else {
var result0 = null;
;
};
};
};
};
};
};
};
};
};
};
};
};
};
};
};
};
};
};
};
};
};
};
};
};
};
};
};
}
return result0;
}