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fix: don't panic on missing headers under SAM #322

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fix: don't panic on missing headers under SAM #322

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20 changes: 12 additions & 8 deletions lambda-runtime/src/types.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -128,14 +128,18 @@ impl TryFrom<HeaderMap> for Context {
.to_str()?
.parse()
.expect("Missing deadline"),
invoked_function_arn: headers["lambda-runtime-invoked-function-arn"]
.to_str()
.expect("Missing arn; this is a bug")
.to_owned(),
xray_trace_id: headers["lambda-runtime-trace-id"]
.to_str()
.expect("Invalid XRayTraceID sent by Lambda; this is a bug")
.to_owned(),
invoked_function_arn: headers
.get("lambda-runtime-invoked-function-arn")
.map(|h| h.to_str().expect("Invalid arn; this is a bug").to_owned())
.unwrap_or_default(),
xray_trace_id: headers
.get("lambda-runtime-trace-id")
.map(|h| {
h.to_str()
.expect("Invalid XRayTraceID sent by Lambda; this is a bug")
.to_owned()
})
.unwrap_or_default(),
..Default::default()
};
Ok(ctx)
Expand Down