refact: use enhanced for loop

Author: sebthom

org.eclipse.tm4e.core/src/main/java/org/eclipse/tm4e/core/internal/grammar/LineTokenizer.java

@@ -371,8 +371,7 @@ private MatchInjectionsResult matchInjections(final List<Injection> injections,
 		final List<String> scopes = stack.contentNameScopesList != null ? stack.contentNameScopesList.getScopeNames()
 				: Collections.emptyList();
 
-		for (int i = 0, len = injections.size(); i < len; i++) {
-			final var injection = injections.get(i);
+		for (final Injection injection : injections) {
 			if (!injection.matches(scopes)) {
 				// injection selector doesn't match stack
 				continue;

org.eclipse.tm4e.core/src/main/java/org/eclipse/tm4e/core/internal/grammar/ScopeStack.java

@@ -44,8 +44,8 @@ public static ScopeStack from(final String first) {
 	@Nullable
 	public static ScopeStack from(final String... segments) {
 		ScopeStack result = null;
-		for (var i = 0; i < segments.length; i++) {
-			result = new ScopeStack(result, segments[i]);
+		for (final String segment : segments) {
+			result = new ScopeStack(result, segment);
 		}
 		return result;
 	}

org.eclipse.tm4e.core/src/main/java/org/eclipse/tm4e/core/internal/theme/Theme.java

@@ -268,8 +268,7 @@ public static Theme resolveParsedThemeRules(final List<ParsedThemeRule> _parsedT
 		final var defaults = StyleAttributes.of(defaultFontStyle, colorMap.getId(defaultForeground), colorMap.getId(defaultBackground));
 
 		final var root = new ThemeTrieElement(new ThemeTrieElementRule(0, null, FontStyle.NotSet, 0, 0), Collections.emptyList());
-		for (int i = 0, len = parsedThemeRules.size(); i < len; i++) {
-			final var rule = parsedThemeRules.get(i);
+		for (final ParsedThemeRule rule : parsedThemeRules) {
 			root.insert(0, rule.scope, rule.parentScopes, rule.fontStyle, colorMap.getId(rule.foreground), colorMap.getId(rule.background));
 		}
 

org.eclipse.tm4e.ui/src/main/java/org/eclipse/tm4e/ui/internal/utils/ContentTypeHelper.java

@@ -226,8 +226,7 @@ private static IEditorInput getEditorInput(final IDocument document) {
 			if (listeners != null) {
 				// Get AbstractDocumentProvider#ElementInfo
 				final Object[] l = listeners.getListeners();
-				for (int i = 0; i < l.length; i++) {
-					final Object /* AbstractDocumentProvider#ElementInfo */ info = l[i];
+				for (final Object /* AbstractDocumentProvider#ElementInfo */ info : l) {
 					try {
 						/* The element for which the info is stored */
 						final Object input = ClassHelper.getFieldValue(info, "fElement");