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src: only run preloadModules if the preload array is not empty #28012

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src: only run preloadModules if the preload array is not empty #28012

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MarshallOfSound
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Noticed this while doing some performance work on Electrons start-up time, it looks like the getOptionValue call here always returns a truthy value even when it is an empty array. When it's empty we can shortcut a require call here saving a few ms 👍

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  • make -j4 test (UNIX), or vcbuild test (Windows) passes
  • commit message follows commit guidelines

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CI: https://ci.nodejs.org/job/node-test-pull-request/23545/

@ZYSzys ZYSzys added the author ready PRs that have at least one approval, no pending requests for changes, and a CI started. label Jun 2, 2019
@MarshallOfSound MarshallOfSound mentioned this pull request Jun 2, 2019
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Landed in 97a4246 🎉 🎉

@antsmartian antsmartian closed this Jun 9, 2019
antsmartian pushed a commit that referenced this pull request Jun 9, 2019
@MarshallOfSound @antsmartian
src: only run preloadModules if the preload array is not empty
97a4246 
PR-URL: #28012
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Yongsheng Zhang <zyszys98@gmail.com>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
BridgeAR pushed a commit that referenced this pull request Jun 17, 2019
@MarshallOfSound @BridgeAR
src: only run preloadModules if the preload array is not empty
a5fdedb 
PR-URL: #28012
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Yongsheng Zhang <zyszys98@gmail.com>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
@BridgeAR BridgeAR mentioned this pull request Jun 17, 2019
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@ZYSzys ZYSzys ZYSzys approved these changes

@BridgeAR BridgeAR BridgeAR approved these changes

@devsnek devsnek devsnek approved these changes

@richardlau richardlau richardlau approved these changes

@cjihrig cjihrig cjihrig approved these changes

@targos targos targos approved these changes

@addaleax addaleax addaleax approved these changes

@Trott Trott Trott approved these changes

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