Do not allow pasting backslashes in macro names

[features.git] / src / mathed / InsetMathNest.cpp

diff --git a/src/mathed/InsetMathNest.cpp b/src/mathed/InsetMathNest.cpp
index 54d96d919097ca286f47373b77d4f632cee484cc..70ef1858c4cdec570446fc0ba842055e0a6e231f 100644 (file)
--- a/src/mathed/InsetMathNest.cpp
+++ b/src/mathed/InsetMathNest.cpp
@@ -548,6 +548,15 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                        topaste = cap::selection(n, make_pair(buffer().params().documentClassPtr(),
                                                              buffer().params().authors()));
                }
+               InsetMath const * im = cur.inset().asInsetMath();
+               InsetMathMacro const * macro = im ? im->asMacro() : nullptr;
+               // do not allow pasting a backslash in the name of a macro
+               if (macro
+                   && macro->displayMode() == InsetMathMacro::DISPLAY_UNFOLDED
+                   && support::contains(topaste, char_type('\\'))) {
+                       LYXERR0("Removing backslash from pasted string");
+                       topaste = subst(topaste, from_ascii("\\"), docstring());
+               }
                cur.niceInsert(topaste, parseflg, false);
                cur.clearSelection(); // bug 393
                cur.forceBufferUpdate();