forked from projectmoon/tenebrous-dicebot
51 lines
1.1 KiB
JavaScript
51 lines
1.1 KiB
JavaScript
var Marker = require('../tokenizer/marker');
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function split(value, separator) {
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var openLevel = Marker.OPEN_ROUND_BRACKET;
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var closeLevel = Marker.CLOSE_ROUND_BRACKET;
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var level = 0;
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var cursor = 0;
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var lastStart = 0;
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var lastValue;
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var lastCharacter;
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var len = value.length;
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var parts = [];
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if (value.indexOf(separator) == -1) {
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return [value];
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}
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if (value.indexOf(openLevel) == -1) {
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return value.split(separator);
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}
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while (cursor < len) {
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if (value[cursor] == openLevel) {
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level++;
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} else if (value[cursor] == closeLevel) {
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level--;
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}
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if (level === 0 && cursor > 0 && cursor + 1 < len && value[cursor] == separator) {
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parts.push(value.substring(lastStart, cursor));
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lastStart = cursor + 1;
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}
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cursor++;
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}
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if (lastStart < cursor + 1) {
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lastValue = value.substring(lastStart);
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lastCharacter = lastValue[lastValue.length - 1];
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if (lastCharacter == separator) {
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lastValue = lastValue.substring(0, lastValue.length - 1);
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}
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parts.push(lastValue);
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}
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return parts;
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}
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module.exports = split;
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