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fix(typescript): add Date instance check before date formatting #21722

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@0x5457 0x5457 commented Aug 9, 2025

fixes kubernetes-client/javascript#2189

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@0x5457 0x5457 changed the title Fix/typescript date formatting guard fix(typescript): add Date instance check before date formatting Aug 9, 2025
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thanks for the fix!

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macjohnny commented Aug 11, 2025

@0x5457 can you make sure the samples are up-to-date and the CI passes? please merge in the latest master before re-generating the samples. then we can merge it

@0x5457 0x5457 requested a review from macjohnny August 11, 2025 15:13
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0x5457 commented Aug 11, 2025

Previously, typeScript couldn't properly infer that data was a Date instance, so the type inference was incorrect. When the type check(instanceof Date) was added, TypeScript correctly deduced that data must be a Date instance after passing the instanceof Date check, which meant: month and day variables are correctly typed as number.

https://github.com/OpenAPITools/openapi-generator/pull/21722/files#diff-8108788c164fdacafb0100b71bfe497ead20ad38a8190d58e03e31c089ea9d04R185-R189

use separate string variables for the formatted values to fix. @macjohnny

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macjohnny commented Aug 12, 2025

@0x5457 the samples-up-to-date check still fails, can you take a look? i think its outdsted samples in the master branch, so can you just merge the most recent master and regenerate/commit all changed samples? that should fix it

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0x5457 commented Aug 12, 2025

@0x5457 the samples-up-to-date check still fails, can you take a look?

@macjohnny It seems that this is an issue with C# (C-Sharp). I noticed that the master branch has the same problem.

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yeah can you regenerate the c# examples?

@0x5457 0x5457 force-pushed the fix/typescript-date-formatting-guard branch from 80fcccf to d289393 Compare August 12, 2025 09:17
@0x5457 0x5457 requested a review from macjohnny August 12, 2025 09:23
@macjohnny macjohnny merged commit 3e032bf into OpenAPITools:master Aug 12, 2025
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Type Error. ObjectSerializer expects a date but I want to pass it a string
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