diff options
| author | bob <bcz@cs.brown.edu> | 2019-06-13 11:50:52 -0400 |
|---|---|---|
| committer | bob <bcz@cs.brown.edu> | 2019-06-13 11:50:52 -0400 |
| commit | e81e116b89fad0f3fcfb76039b0b802073307478 (patch) | |
| tree | ca24634e9cdea8eda340fbc9d83ec0b23ba047e9 /src/new_fields/Doc.ts | |
| parent | cedecd26f899fdf7baf251791f9938914a24047f (diff) | |
tweaked link following
Diffstat (limited to 'src/new_fields/Doc.ts')
| -rw-r--r-- | src/new_fields/Doc.ts | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/new_fields/Doc.ts b/src/new_fields/Doc.ts index 7e02a5bc5..c2cfda079 100644 --- a/src/new_fields/Doc.ts +++ b/src/new_fields/Doc.ts @@ -186,7 +186,8 @@ export namespace Doc { } // compare whether documents or their protos match - export function AreProtosEqual(doc: Doc, other: Doc) { + export function AreProtosEqual(doc?: Doc, other?: Doc) { + if (!doc || !other) return false; let r = (doc === other); let r2 = (doc.proto === other); let r3 = (other.proto === doc); |