fix buffer handling

rbri · rbri · commit 2cd3a13d580b · 2025-05-02T08:28:39.000+02:00
diff --git a/src/main/java/org/htmlunit/cyberneko/HTMLScanner.java b/src/main/java/org/htmlunit/cyberneko/HTMLScanner.java
@@ -2903,17 +2903,14 @@ protected boolean scanAttribute(final XMLAttributesImpl attributes, final boolea
                     return false;
                 }
                 if (c == '/') {
-                    if (fCurrentEntity.offset_ == fCurrentEntity.length_) {
-                        if (fCurrentEntity.load(0) == -1) {
-                            throw new EOFException();
+                    if (fCurrentEntity.hasNext()) {
+                        c = fCurrentEntity.getNextChar();
+                        if (c == '>') {
+                            empty[0] = true;
+                            return false;
                         }
+                        fCurrentEntity.rewind();
                     }
-                    c = fCurrentEntity.getNextChar();
-                    if (c == '>') {
-                        empty[0] = true;
-                        return false;
-                    }
-                    fCurrentEntity.rewind();
                 }
 
                 // https://html.spec.whatwg.org/multipage/parsing.html#parse-error-unexpected-character-in-attribute-name

Original file line number	Diff line number	Diff line change
`@@ -2903,17 +2903,14 @@ protected boolean scanAttribute(final XMLAttributesImpl attributes, final boolea`
`2903`	`2903`	`return false;`
`2904`	`2904`	`}`
`2905`	`2905`	`if (c == '/') {`
`2906`		`- if (fCurrentEntity.offset_ == fCurrentEntity.length_) {`
`2907`		`- if (fCurrentEntity.load(0) == -1) {`
`2908`		`- throw new EOFException();`
	`2906`	`+ if (fCurrentEntity.hasNext()) {`
	`2907`	`+ c = fCurrentEntity.getNextChar();`
	`2908`	`+ if (c == '>') {`
	`2909`	`+ empty[0] = true;`
	`2910`	`+ return false;`
`2909`	`2911`	`}`
	`2912`	`+ fCurrentEntity.rewind();`
`2910`	`2913`	`}`
`2911`		`- c = fCurrentEntity.getNextChar();`
`2912`		`- if (c == '>') {`
`2913`		`- empty[0] = true;`
`2914`		`- return false;`
`2915`		`- }`
`2916`		`- fCurrentEntity.rewind();`
`2917`	`2914`	`}`
`2918`	`2915`
`2919`	`2916`	`// https://html.spec.whatwg.org/multipage/parsing.html#parse-error-unexpected-character-in-attribute-name`