Update and refactor CL formatting

1 files changed, 34 insertions, 0 deletions

diff --git a/base/src/main/java/bjc/utils/ioutils/format/CharacterDirective.java b/base/src/main/java/bjc/utils/ioutils/format/CharacterDirective.java
new file mode 100644
index 0000000..7ff74bb
--- /dev/null
+++ b/base/src/main/java/bjc/utils/ioutils/format/CharacterDirective.java
@@ -0,0 +1,34 @@
+package bjc.utils.ioutils.format;
+
+import bjc.utils.esodata.Tape;
+
+import java.util.IllegalFormatConversionException;
+import java.util.regex.Matcher;
+
+class CharacterDirective implements Directive {
+
+	@Override
+	public void format(StringBuffer buff, Object parm, CLModifiers mods, CLParameters arrParams,
+			Tape<Object> tParams, Matcher dirMatcher, CLFormatter fmt) {
+		CLFormatter.checkItem(parm, 'C');
+		
+		if(!(parm instanceof Character)) {
+			throw new IllegalFormatConversionException('C', parm.getClass());
+		}
+
+		char ch = (Character) parm;
+		int codepoint = ch;
+
+		if(mods.colonMod) {
+			/*
+			 * Colon mod means print Unicode character name.
+			 */
+			buff.append(Character.getName(codepoint));
+		} else {
+			buff.append(ch);
+		}
+		
+		tParams.right();
+	}
+
+}