X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Fwinterwell.markdown%2Fsrc%2Fwinterwell%2Fmarkdown%2Feditors%2FEmphasisRule.java;fp=bundles%2Fwinterwell.markdown%2Fsrc%2Fwinterwell%2Fmarkdown%2Feditors%2FEmphasisRule.java;h=7ae7a97c91eda5654f47938f0af02a10705ceb98;hb=0ae2b770234dfc3cbb18bd38f324125cf0faca07;hp=06f14201de759402e22ab01e17f018bc8b8e49ed;hpb=24e2b34260f219f0d1644ca7a138894980e25b14;p=simantics%2Fplatform.git

diff --git a/bundles/winterwell.markdown/src/winterwell/markdown/editors/EmphasisRule.java b/bundles/winterwell.markdown/src/winterwell/markdown/editors/EmphasisRule.java
index 06f14201d..7ae7a97c9 100644
--- a/bundles/winterwell.markdown/src/winterwell/markdown/editors/EmphasisRule.java
+++ b/bundles/winterwell.markdown/src/winterwell/markdown/editors/EmphasisRule.java
@@ -1,112 +1,112 @@
-/**
- * Copyright winterwell Mathematics Ltd.
- * @author Daniel Winterstein
- * 11 Jan 2007
- */
-package winterwell.markdown.editors;
-
-import org.eclipse.core.runtime.Assert;
-import org.eclipse.jface.text.rules.ICharacterScanner;
-import org.eclipse.jface.text.rules.IRule;
-import org.eclipse.jface.text.rules.IToken;
-import org.eclipse.jface.text.rules.MultiLineRule;
-import org.eclipse.jface.text.rules.Token;
-
-/**
- * 
- *
- * @author Daniel Winterstein
- */
-public class EmphasisRule implements IRule {
-	private static char[][] fDelimiters = null;
-	private char[] fSequence;
-	protected IToken fToken;
-
-
-	public EmphasisRule(String marker, IToken token) {
-		assert marker.equals("*") || marker.equals("_") || marker.equals("**")
-				|| marker.equals("***") || marker.equals("`") || marker.equals("``");
-		Assert.isNotNull(token);
-		fSequence = marker.toCharArray();
-		fToken = token;
-	}
-	
-	// Copied from org.eclipse.jface.text.rules.PatternRule
-	protected boolean sequenceDetected(ICharacterScanner scanner, char[] sequence, boolean eofAllowed) {
-		for (int i = 1; i < sequence.length; i++) {
-			int c = scanner.read();
-			if (c == ICharacterScanner.EOF && eofAllowed) {
-				return true;
-			} else if (c != sequence[i]) {
-				// Non-matching character detected, rewind the scanner back to
-				// the start.
-				// Do not unread the first character.
-				for (int j = i; j > 0; j--)
-					scanner.unread();
-				return false;
-			}
-		}
-		return true;
-	}
-
-	/*
-	 * @see IRule#evaluate(ICharacterScanner)
-	 * 
-	 * @since 2.0
-	 */
-	public IToken evaluate(ICharacterScanner scanner) {
-		// Should be connected only on the right side
-		scanner.unread();
-		boolean sawSpaceBefore = Character.isWhitespace(scanner.read());
-		if (!sawSpaceBefore && scanner.getColumn() != 0) {
-			return Token.UNDEFINED;
-		}
-
-		int c = scanner.read();
-		// Should be connected only on right side
-		if (c != fSequence[0] || !sequenceDetected(scanner, fSequence, false)) {
-			scanner.unread();
-			return Token.UNDEFINED;
-		}
-		int readCount = fSequence.length;
-		if (fDelimiters == null) {
-			fDelimiters = scanner.getLegalLineDelimiters();
-		}
-		// Start sequence detected
-		int delimiterFound = 0;
-		// Is it a list item marker, or just a floating *?
-		if (sawSpaceBefore) {
-			boolean after = Character.isWhitespace(scanner.read());
-			scanner.unread();
-			if (after)
-				delimiterFound = 2;
-		}
-
-		while (delimiterFound < 2
-				&& (c = scanner.read()) != ICharacterScanner.EOF) {
-			readCount++;
-
-			if (!sawSpaceBefore && c == fSequence[0]
-					&& sequenceDetected(scanner, fSequence, false)) {
-				return fToken;
-			}
-
-			int i;
-			for (i = 0; i < fDelimiters.length; i++) {
-				if (c == fDelimiters[i][0]
-						&& sequenceDetected(scanner, fDelimiters[i], true)) {
-					delimiterFound++;
-					break;
-				}
-			}
-			if (i == fDelimiters.length)
-				delimiterFound = 0;
-			sawSpaceBefore = Character.isWhitespace(c);
-		}
-		// Reached ICharacterScanner.EOF
-		for (; readCount > 0; readCount--)
-			scanner.unread();
-		return Token.UNDEFINED;
-	}
-	
-}
+/**
+ * Copyright winterwell Mathematics Ltd.
+ * @author Daniel Winterstein
+ * 11 Jan 2007
+ */
+package winterwell.markdown.editors;
+
+import org.eclipse.core.runtime.Assert;
+import org.eclipse.jface.text.rules.ICharacterScanner;
+import org.eclipse.jface.text.rules.IRule;
+import org.eclipse.jface.text.rules.IToken;
+import org.eclipse.jface.text.rules.MultiLineRule;
+import org.eclipse.jface.text.rules.Token;
+
+/**
+ * 
+ *
+ * @author Daniel Winterstein
+ */
+public class EmphasisRule implements IRule {
+	private static char[][] fDelimiters = null;
+	private char[] fSequence;
+	protected IToken fToken;
+
+
+	public EmphasisRule(String marker, IToken token) {
+		assert marker.equals("*") || marker.equals("_") || marker.equals("**")
+				|| marker.equals("***") || marker.equals("`") || marker.equals("``");
+		Assert.isNotNull(token);
+		fSequence = marker.toCharArray();
+		fToken = token;
+	}
+	
+	// Copied from org.eclipse.jface.text.rules.PatternRule
+	protected boolean sequenceDetected(ICharacterScanner scanner, char[] sequence, boolean eofAllowed) {
+		for (int i = 1; i < sequence.length; i++) {
+			int c = scanner.read();
+			if (c == ICharacterScanner.EOF && eofAllowed) {
+				return true;
+			} else if (c != sequence[i]) {
+				// Non-matching character detected, rewind the scanner back to
+				// the start.
+				// Do not unread the first character.
+				for (int j = i; j > 0; j--)
+					scanner.unread();
+				return false;
+			}
+		}
+		return true;
+	}
+
+	/*
+	 * @see IRule#evaluate(ICharacterScanner)
+	 * 
+	 * @since 2.0
+	 */
+	public IToken evaluate(ICharacterScanner scanner) {
+		// Should be connected only on the right side
+		scanner.unread();
+		boolean sawSpaceBefore = Character.isWhitespace(scanner.read());
+		if (!sawSpaceBefore && scanner.getColumn() != 0) {
+			return Token.UNDEFINED;
+		}
+
+		int c = scanner.read();
+		// Should be connected only on right side
+		if (c != fSequence[0] || !sequenceDetected(scanner, fSequence, false)) {
+			scanner.unread();
+			return Token.UNDEFINED;
+		}
+		int readCount = fSequence.length;
+		if (fDelimiters == null) {
+			fDelimiters = scanner.getLegalLineDelimiters();
+		}
+		// Start sequence detected
+		int delimiterFound = 0;
+		// Is it a list item marker, or just a floating *?
+		if (sawSpaceBefore) {
+			boolean after = Character.isWhitespace(scanner.read());
+			scanner.unread();
+			if (after)
+				delimiterFound = 2;
+		}
+
+		while (delimiterFound < 2
+				&& (c = scanner.read()) != ICharacterScanner.EOF) {
+			readCount++;
+
+			if (!sawSpaceBefore && c == fSequence[0]
+					&& sequenceDetected(scanner, fSequence, false)) {
+				return fToken;
+			}
+
+			int i;
+			for (i = 0; i < fDelimiters.length; i++) {
+				if (c == fDelimiters[i][0]
+						&& sequenceDetected(scanner, fDelimiters[i], true)) {
+					delimiterFound++;
+					break;
+				}
+			}
+			if (i == fDelimiters.length)
+				delimiterFound = 0;
+			sawSpaceBefore = Character.isWhitespace(c);
+		}
+		// Reached ICharacterScanner.EOF
+		for (; readCount > 0; readCount--)
+			scanner.unread();
+		return Token.UNDEFINED;
+	}
+	
+}