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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/xslt/xpath/txUnaryExpr.cpp
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--dom/xslt/xpath/txUnaryExpr.cpp49
1 files changed, 49 insertions, 0 deletions
diff --git a/dom/xslt/xpath/txUnaryExpr.cpp b/dom/xslt/xpath/txUnaryExpr.cpp
new file mode 100644
index 0000000000..ec31a5fcb3
--- /dev/null
+++ b/dom/xslt/xpath/txUnaryExpr.cpp
@@ -0,0 +1,49 @@
+/* -*- 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"
+#include "txIXPathContext.h"
+
+/*
+ * Evaluates this Expr based on the given context node and processor state
+ * @param context the context node for evaluation of this Expr
+ * @param ps the ContextState containing the stack information needed
+ * for evaluation.
+ * @return the result of the evaluation.
+ */
+nsresult UnaryExpr::evaluate(txIEvalContext* aContext,
+ txAExprResult** aResult) {
+ *aResult = nullptr;
+
+ RefPtr<txAExprResult> exprRes;
+ nsresult rv = expr->evaluate(aContext, getter_AddRefs(exprRes));
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ double value = exprRes->numberValue();
+#ifdef HPUX
+ /*
+ * Negation of a zero doesn't produce a negative
+ * zero on HPUX. Perform the operation by multiplying with
+ * -1.
+ */
+ return aContext->recycler()->getNumberResult(-1 * value, aResult);
+#else
+ return aContext->recycler()->getNumberResult(-value, aResult);
+#endif
+}
+
+TX_IMPL_EXPR_STUBS_1(UnaryExpr, NODESET_RESULT, expr)
+
+bool UnaryExpr::isSensitiveTo(ContextSensitivity aContext) {
+ return expr->isSensitiveTo(aContext);
+}
+
+#ifdef TX_TO_STRING
+void UnaryExpr::toString(nsAString& str) {
+ if (!expr) return;
+ str.Append(char16_t('-'));
+ expr->toString(str);
+}
+#endif