X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=lib%2Flyx2lyx%2Fparser_tools.py;h=43ebcd091c3d90625e483bed50fd3a408014ab04;hb=0db238a371fe9b9455cea32d88c8c5d4216fc9d9;hp=3c4a4bdcd7c4c47971e9d0808ada7101500ac12f;hpb=f4190c9e23d12561ae0db609499e63fe90d48dc9;p=lyx.git

diff --git a/lib/lyx2lyx/parser_tools.py b/lib/lyx2lyx/parser_tools.py
index 3c4a4bdcd7..43ebcd091c 100644
--- a/lib/lyx2lyx/parser_tools.py
+++ b/lib/lyx2lyx/parser_tools.py
@@ -242,3 +242,18 @@ def find_end_of_inset(lines, i):
 def find_end_of_layout(lines, i):
     " Find end of layout, where lines[i] is included."
     return find_end_of(lines, i, "\\begin_layout", "\\end_layout")
+
+
+# checks if line i is in the inset e.g., "\\begin_inset CommandInset ref"
+# if so, returns starting and ending lines
+# otherwise, returns (-1, -1)
+def get_containing_inset(lines, i, inset):
+    defval = (-1, -1)
+    stins = find_token_backwards(lines, inset, i)
+    if stins == -1:
+      return defval
+    endins = find_end_of_inset(lines, stins)
+    # note that this includes the notfound case.
+    if endins < i:
+      return defval
+    return (stins, endins)