From 49cd96c4c5bbb883c0c5c10d7916ad2e93ff2df0 Mon Sep 17 00:00:00 2001
From: bjculkin <bjculkin@mix.wvu.edu>
Date: Sat, 10 Feb 2018 00:00:07 -0500
Subject: Update and refactor CL formatting

---
 .../utils/ioutils/format/IterationDirective.java   | 78 ++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 base/src/main/java/bjc/utils/ioutils/format/IterationDirective.java

(limited to 'base/src/main/java/bjc/utils/ioutils/format/IterationDirective.java')

diff --git a/base/src/main/java/bjc/utils/ioutils/format/IterationDirective.java b/base/src/main/java/bjc/utils/ioutils/format/IterationDirective.java
new file mode 100644
index 0000000..353ff94
--- /dev/null
+++ b/base/src/main/java/bjc/utils/ioutils/format/IterationDirective.java
@@ -0,0 +1,78 @@
+package bjc.utils.ioutils.format;
+
+import bjc.utils.esodata.Tape;
+
+import java.util.ArrayList;
+import java.util.IllegalFormatConversionException;
+import java.util.List;
+import java.util.regex.Matcher;
+
+class IterationDirective implements Directive {
+
+	@Override
+	public void format(StringBuffer sb, Object item, CLModifiers mods, CLParameters arrParams, Tape<Object> tParams,
+			Matcher dirMatcher, CLFormatter fmt) {
+		CLFormatter.checkItem(item, '{');
+
+		StringBuffer condBody = new StringBuffer();
+
+		while(dirMatcher.find()) {
+			/* Process a list of clauses. */
+			String dirName = dirMatcher.group("name");
+
+			if(dirName != null) {
+				/* Append everything up to this directive. */
+				dirMatcher.appendReplacement(condBody, "");
+
+				if(dirName.equals("}")) {
+					/* End the iteration. */
+					break;
+				}
+
+				/* Not a special directive. */
+				condBody.append(dirMatcher.group());
+			}
+		}
+
+		String frmt = condBody.toString();
+		Object iter = item;
+
+		if(frmt.equals("")) {
+			/* Grab an argument. */
+			if(!(item instanceof String)) {
+				throw new IllegalFormatConversionException('{', String.class);
+			}
+
+			frmt = (String) item;
+
+			if(!tParams.right()) {
+				throw new IllegalArgumentException("Not enough parameters to '{' directive");
+			}
+
+			iter = tParams.item();
+		}
+
+		int maxItr = Integer.MAX_VALUE;
+		
+		if(arrParams.length() > 0) {
+			maxItr = arrParams.getInt(0, "maximum iterations", '{');
+		}
+		
+		if(mods.atMod && mods.colonMod) {
+
+		} else if(mods.atMod) {
+
+		} else if(mods.colonMod) {
+			if(!(item instanceof Iterable<?>)) {
+				throw new IllegalFormatConversionException('{', item.getClass());
+			}
+		} else {
+			if(!(item instanceof Iterable<?>)) {
+				throw new IllegalFormatConversionException('{', item.getClass());
+			}
+		}
+
+		tParams.right();
+	}
+
+}
-- 
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