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Improved error message

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This commit is contained in:
Stu Black 2019-07-22 12:02:50 -04:00
parent 2bc8e47843
commit 50bdbb41a7
1 changed files with 3 additions and 1 deletions
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4
src/lib.rs
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@ -268,7 +268,9 @@ impl fmt::Display for AppendEdgeError {
impl Error for AppendEdgeError { impl Error for AppendEdgeError {
fn description(&self) -> &'static str { fn description(&self) -> &'static str {
match *self { match *self {
AppendEdgeError::GraphMismatch => "Underlying graph mismatch", AppendEdgeError::GraphMismatch => {
"Underlying graph mismatch (cannot create an edge between vertices in two different graphs)"
}
} }
} }
} }