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Diffstat (limited to 'Documentation/technical/api-error-handling.txt')
-rw-r--r--Documentation/technical/api-error-handling.txt10
1 files changed, 8 insertions, 2 deletions
diff --git a/Documentation/technical/api-error-handling.txt b/Documentation/technical/api-error-handling.txt
index ceeedd485c..8be4f4d0d6 100644
--- a/Documentation/technical/api-error-handling.txt
+++ b/Documentation/technical/api-error-handling.txt
@@ -1,8 +1,11 @@
Error reporting in git
======================
-`die`, `usage`, `error`, and `warning` report errors of various
-kinds.
+`BUG`, `die`, `usage`, `error`, and `warning` report errors of
+various kinds.
+
+- `BUG` is for failed internal assertions that should never happen,
+ i.e. a bug in git itself.
- `die` is for fatal application errors. It prints a message to
the user and exits with status 128.
@@ -20,6 +23,9 @@ kinds.
without running into too many problems. Like `error`, it
returns -1 after reporting the situation to the caller.
+These reports will be logged via the trace2 facility. See the "error"
+event in link:api-trace2.txt[trace2 API].
+
Customizable error handlers
---------------------------