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