1 files changed, 42 insertions, 0 deletions
diff --git a/base/src/main/java/bjc/utils/ioutils/format/EscapeDirective.java b/base/src/main/java/bjc/utils/ioutils/format/EscapeDirective.java
new file mode 100644
index 0000000..4f44479
--- /dev/null
+++ b/base/src/main/java/bjc/utils/ioutils/format/EscapeDirective.java
@@ -0,0 +1,42 @@
+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);
+	}
+
+}