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Fix undefined value on regex #5

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Fix undefined value on regex #5

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26 changes: 14 additions & 12 deletions index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -28,21 +28,23 @@ function regexMatch(input, regex) {
return null;
}

var regexp = new RegExp(regex, "g");
var match = regexp.exec(input);
if (regex) {
var regexp = new RegExp(regex, "g");
var match = regexp.exec(input);

while (match != null && match[0] != '') {
var index, v;
while (match != null && match[0] != '') {
var index, v;

if (match.length == 1) {
index = 0;
} else { index = 1; }
if (match.length == 1) {
index = 0;
} else { index = 1; }

while (index < match.length) {
v = match[index];
result.push(v)
index++;
}
while (index < match.length) {
v = match[index];
result.push(v)
index++;
}
}

match = regexp.exec(input);
}
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