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Handle JSON parse errors in watch implementation #250

Merged
merged 1 commit into from
May 29, 2019
Merged

Handle JSON parse errors in watch implementation #250

merged 1 commit into from
May 29, 2019

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silasbw
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@silasbw silasbw commented May 26, 2019

This change "handles" JSON parse errors in the watch implementation by
ignoring them: the JSONStream implementation ignores parsing errors.

The request might result in invalid JSON if, for example, the HTTP connection
is abruptly terminated (and a partial line is piped to the transform stream).

The code this commit replaces would raise an uncaught exception exception on
parse errors. An alternative approach to this commit would invoke the done
callback with parse errors, but that could result in multiple invocations of
the done callback.

@k8s-ci-robot k8s-ci-robot added do-not-merge/invalid-commit-message Indicates that a PR should not merge because it has an invalid commit message. cncf-cla: yes Indicates the PR's author has signed the CNCF CLA. labels May 26, 2019
@k8s-ci-robot k8s-ci-robot added the size/L Denotes a PR that changes 100-499 lines, ignoring generated files. label May 26, 2019
src/watch.ts Outdated
@@ -1,4 +1,5 @@
import { LineStream } from 'byline';
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Is this still used?

Also not sure the linter didn't pick this up.

package.json Outdated
@@ -56,6 +56,7 @@
"byline": "^5.0.0",
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This doesn't seem to be needed anymore either?

This change "handles" JSON parse parse errors in the watch implementation by
ignoring them: the JSONStream implementation ignores parsing errors.

The request might result in invalid JSON if, for example, the HTTP connection
is abruptly terminated (and a partial line is piped to the transform stream).

The code this commit replaces would raise an uncaught exception exception on
parse errors. An alternative approach to this commit would invoke the `done`
callback with parse errors, but that could result in multiple invocations of
the `done` callback.
@k8s-ci-robot k8s-ci-robot removed the do-not-merge/invalid-commit-message Indicates that a PR should not merge because it has an invalid commit message. label May 28, 2019
@drubin
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drubin commented May 28, 2019

@silasbw Thanks for fixing this and for adding a test

/lgtm

@k8s-ci-robot k8s-ci-robot added the lgtm "Looks good to me", indicates that a PR is ready to be merged. label May 28, 2019
@drubin
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drubin commented May 28, 2019

/assign @brendandburns

@brendandburns
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/approve

thanks!

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[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: brendandburns, silasbw

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@k8s-ci-robot k8s-ci-robot added the approved Indicates a PR has been approved by an approver from all required OWNERS files. label May 29, 2019
@k8s-ci-robot k8s-ci-robot merged commit f4304dd into kubernetes-client:master May 29, 2019
@silasbw silasbw deleted the parse0 branch May 29, 2019 16:07
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4 participants