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package bjc.utils.ioutils.format;
import bjc.utils.esodata.Tape;
import java.util.regex.Matcher;
class EscapeDirective implements Directive {
@Override
public void format(StringBuffer sb, Object item, CLModifiers mods, CLParameters params,
Tape<Object> formatParams, Matcher dirMatcher, CLFormatter fmt) {
boolean shouldExit;
switch(params.length()) {
case 0:
shouldExit = formatParams.size() == 0;
break;
case 1:
int num = params.getInt(0, "condition count", '^');
shouldExit = num == 0;
break;
case 2:
int left = params.getInt(0, "left-hand condition", '^');
int right = params.getInt(1, "right-hand condition", '^');
shouldExit = left == right;
break;
case 3:
default:
int low = params.getInt(0, "lower-bound condition", '^');
int mid = params.getInt(1, "interval condition", '^');
int high = params.getInt(2, "upper-bound condition", '^');
shouldExit = (low <= mid) && (mid <= high);
break;
}
/* At negates it. */
if(mods.atMod) shouldExit = !shouldExit;
if(shouldExit) throw new EscapeException(mods.colonMod);
}
}
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