diff options
| -rw-r--r-- | tikzit/src/common/TikzGraphAssembler.m | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tikzit/src/common/TikzGraphAssembler.m b/tikzit/src/common/TikzGraphAssembler.m index 6b191a2..2dd8d50 100644 --- a/tikzit/src/common/TikzGraphAssembler.m +++ b/tikzit/src/common/TikzGraphAssembler.m @@ -132,6 +132,9 @@ } + (BOOL)validateTikzEdgeAnchor:(NSString*)tikz { + if ([tikz length] == 0) + return YES; + BOOL valid = YES; NSString * testTikz = [NSString stringWithFormat: @"(1.%@)", tikz]; |