From 2d7ea5dac53b007be9ff4238b67cd0ed4d2bea20 Mon Sep 17 00:00:00 2001
From: Daniel Silverstone <dsilvers@digital-scurf.org>
Date: Sat, 3 Nov 2012 19:12:10 +0000
Subject: Ensure we memoise all the strings used in the core event dispatch

---
 src/core/document.c | 98 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 src/core/document.h |  9 +++++
 2 files changed, 107 insertions(+)

(limited to 'src/core')

diff --git a/src/core/document.c b/src/core/document.c
index d668c0e..97d93a6 100644
--- a/src/core/document.c
+++ b/src/core/document.c
@@ -156,6 +156,97 @@ dom_exception _dom_document_initialise(dom_document *doc,
 		return err;
 	}
 
+	err = dom_string_create_interned((const uint8_t *) "DOMNodeInserted",
+					 SLEN("DOMNodeInserted"),
+					 &doc->_memo_domnodeinserted);
+	if (err != DOM_NO_ERR) {
+		dom_string_unref(doc->_memo_empty);
+		dom_string_unref(doc->id_name);
+		dom_string_unref(doc->class_string);
+		return err;
+	}
+
+	err = dom_string_create_interned((const uint8_t *) "DOMNodeRemoved",
+					 SLEN("DOMNodeRemoved"),
+					 &doc->_memo_domnoderemoved);
+	if (err != DOM_NO_ERR) {
+		dom_string_unref(doc->_memo_domnodeinserted);
+		dom_string_unref(doc->_memo_empty);
+		dom_string_unref(doc->id_name);
+		dom_string_unref(doc->class_string);
+		return err;
+	}
+
+	err = dom_string_create_interned((const uint8_t *) "DOMNodeInsertedIntoDocument",
+					 SLEN("DOMNodeInsertedIntoDocument"),
+					 &doc->_memo_domnodeinsertedintodocument);
+	if (err != DOM_NO_ERR) {
+		dom_string_unref(doc->_memo_domnoderemoved);
+		dom_string_unref(doc->_memo_domnodeinserted);
+		dom_string_unref(doc->_memo_empty);
+		dom_string_unref(doc->id_name);
+		dom_string_unref(doc->class_string);
+		return err;
+	}
+
+	err = dom_string_create_interned((const uint8_t *) "DOMNodeRemovedFromDocument",
+					 SLEN("DOMNodeRemovedFromDocument"),
+					 &doc->_memo_domnoderemovedfromdocument);
+	if (err != DOM_NO_ERR) {
+		dom_string_unref(doc->_memo_domnodeinsertedintodocument);
+		dom_string_unref(doc->_memo_domnoderemoved);
+		dom_string_unref(doc->_memo_domnodeinserted);
+		dom_string_unref(doc->_memo_empty);
+		dom_string_unref(doc->id_name);
+		dom_string_unref(doc->class_string);
+		return err;
+	}
+
+	err = dom_string_create_interned((const uint8_t *) "DOMAttrModified",
+					 SLEN("DOMAttrModified"),
+					 &doc->_memo_domattrmodified);
+	if (err != DOM_NO_ERR) {
+		dom_string_unref(doc->_memo_domnoderemovedfromdocument);
+		dom_string_unref(doc->_memo_domnodeinsertedintodocument);
+		dom_string_unref(doc->_memo_domnoderemoved);
+		dom_string_unref(doc->_memo_domnodeinserted);
+		dom_string_unref(doc->_memo_empty);
+		dom_string_unref(doc->id_name);
+		dom_string_unref(doc->class_string);
+		return err;
+	}
+
+	err = dom_string_create_interned((const uint8_t *) "DOMCharacterDataModified",
+					 SLEN("DOMCharacterDataModified"),
+					 &doc->_memo_domcharacterdatamodified);
+	if (err != DOM_NO_ERR) {
+		dom_string_unref(doc->_memo_domattrmodified);
+		dom_string_unref(doc->_memo_domnoderemovedfromdocument);
+		dom_string_unref(doc->_memo_domnodeinsertedintodocument);
+		dom_string_unref(doc->_memo_domnoderemoved);
+		dom_string_unref(doc->_memo_domnodeinserted);
+		dom_string_unref(doc->_memo_empty);
+		dom_string_unref(doc->id_name);
+		dom_string_unref(doc->class_string);
+		return err;
+	}
+
+	err = dom_string_create_interned((const uint8_t *) "DOMSubtreeModified",
+					 SLEN("DOMSubtreeModified"),
+					 &doc->_memo_domsubtreemodified);
+	if (err != DOM_NO_ERR) {
+		dom_string_unref(doc->_memo_domcharacterdatamodified);
+		dom_string_unref(doc->_memo_domattrmodified);
+		dom_string_unref(doc->_memo_domnoderemovedfromdocument);
+		dom_string_unref(doc->_memo_domnodeinsertedintodocument);
+		dom_string_unref(doc->_memo_domnoderemoved);
+		dom_string_unref(doc->_memo_domnodeinserted);
+		dom_string_unref(doc->_memo_empty);
+		dom_string_unref(doc->id_name);
+		dom_string_unref(doc->class_string);
+		return err;
+	}
+
 	/* We should not pass a NULL when all things hook up */
 	return _dom_document_event_internal_initialise(doc, &doc->dei, daf);
 }
@@ -191,6 +282,13 @@ bool _dom_document_finalise(dom_document *doc)
 
 	dom_string_unref(doc->class_string);
 	dom_string_unref(doc->_memo_empty);
+	dom_string_unref(doc->_memo_domnodeinserted);
+	dom_string_unref(doc->_memo_domnoderemoved);
+	dom_string_unref(doc->_memo_domnodeinsertedintodocument);
+	dom_string_unref(doc->_memo_domnoderemovedfromdocument);
+	dom_string_unref(doc->_memo_domattrmodified);
+	dom_string_unref(doc->_memo_domcharacterdatamodified);
+	dom_string_unref(doc->_memo_domsubtreemodified);
 	
 	_dom_document_event_internal_finalise(doc, &doc->dei);
 
diff --git a/src/core/document.h b/src/core/document.h
index 6cf1f91..89635ff 100644
--- a/src/core/document.h
+++ b/src/core/document.h
@@ -59,6 +59,15 @@ struct dom_document {
 	dom_document_quirks_mode quirks;
 				/**< Document is in quirks mode */
 	dom_string *_memo_empty;	/**< The string ''. */
+
+	/* Memoised event strings */
+	dom_string *_memo_domnodeinserted; /**< DOMNodeInserted */
+	dom_string *_memo_domnoderemoved;  /**< DOMNodeRemoved */
+	dom_string *_memo_domnodeinsertedintodocument; /**< DOMNodeInsertedIntoDocument */
+	dom_string *_memo_domnoderemovedfromdocument;  /**< DOMNodeRemovedFromDocument */
+	dom_string *_memo_domattrmodified; /**< DOMAttrModified */
+	dom_string *_memo_domcharacterdatamodified; /**< DOMCharacterDataModified */
+	dom_string *_memo_domsubtreemodified; /**< DOMSubtreeModified */
 };
 
 /* Create a DOM document */
-- 
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