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-rw-r--r--dom/xslt/xpath/txLiteralExpr.cpp74
1 files changed, 74 insertions, 0 deletions
diff --git a/dom/xslt/xpath/txLiteralExpr.cpp b/dom/xslt/xpath/txLiteralExpr.cpp
new file mode 100644
index 0000000000..93ea2c8f1d
--- /dev/null
+++ b/dom/xslt/xpath/txLiteralExpr.cpp
@@ -0,0 +1,74 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "txExpr.h"
+
+nsresult txLiteralExpr::evaluate(txIEvalContext* aContext,
+ txAExprResult** aResult) {
+ NS_ENSURE_TRUE(mValue, NS_ERROR_OUT_OF_MEMORY);
+
+ *aResult = mValue;
+ NS_ADDREF(*aResult);
+
+ return NS_OK;
+}
+
+static Expr::ResultType resultTypes[] = {
+ Expr::NODESET_RESULT, // NODESET
+ Expr::BOOLEAN_RESULT, // BOOLEAN
+ Expr::NUMBER_RESULT, // NUMBER
+ Expr::STRING_RESULT, // STRING
+ Expr::RTF_RESULT // RESULT_TREE_FRAGMENT
+};
+
+Expr::ResultType txLiteralExpr::getReturnType() {
+ return resultTypes[mValue->getResultType()];
+}
+
+Expr* txLiteralExpr::getSubExprAt(uint32_t aPos) { return nullptr; }
+void txLiteralExpr::setSubExprAt(uint32_t aPos, Expr* aExpr) {
+ MOZ_ASSERT_UNREACHABLE("setting bad subexpression index");
+}
+
+bool txLiteralExpr::isSensitiveTo(ContextSensitivity aContext) { return false; }
+
+#ifdef TX_TO_STRING
+void txLiteralExpr::toString(nsAString& aStr) {
+ switch (mValue->getResultType()) {
+ case txAExprResult::NODESET: {
+ aStr.AppendLiteral(" { Nodeset literal } ");
+ return;
+ }
+ case txAExprResult::BOOLEAN: {
+ if (mValue->booleanValue()) {
+ aStr.AppendLiteral("true()");
+ } else {
+ aStr.AppendLiteral("false()");
+ }
+ return;
+ }
+ case txAExprResult::NUMBER: {
+ txDouble::toString(mValue->numberValue(), aStr);
+ return;
+ }
+ case txAExprResult::STRING: {
+ StringResult* strRes =
+ static_cast<StringResult*>(static_cast<txAExprResult*>(mValue));
+ char16_t ch = '\'';
+ if (strRes->mValue.Contains(ch)) {
+ ch = '\"';
+ }
+ aStr.Append(ch);
+ aStr.Append(strRes->mValue);
+ aStr.Append(ch);
+ return;
+ }
+ case txAExprResult::RESULT_TREE_FRAGMENT: {
+ aStr.AppendLiteral(" { RTF literal } ");
+ return;
+ }
+ }
+}
+#endif