Skip to content

[Snyk] Upgrade typescript from 4.3.4 to 4.9.5#21

Open
snyk-io[bot] wants to merge 1 commit intomainfrom
snyk-upgrade-9b9f3e1cb481f594d607ed20fc8326cb
Open

[Snyk] Upgrade typescript from 4.3.4 to 4.9.5#21
snyk-io[bot] wants to merge 1 commit intomainfrom
snyk-upgrade-9b9f3e1cb481f594d607ed20fc8326cb

Conversation

@snyk-io
Copy link

@snyk-io snyk-io bot commented Mar 19, 2026

snyk-top-banner

Snyk has created this PR to upgrade typescript from 4.3.4 to 4.9.5.

ℹ️ Keep your dependencies up-to-date. This makes it easier to fix existing vulnerabilities and to more quickly identify and fix newly disclosed vulnerabilities when they affect your project.

  • The recommended version is 543 versions ahead of your current version.

  • The recommended version was released 3 years ago.

Breaking Change Risk

Merge Risk: Medium

Notice: This assessment is enhanced by AI.

Release notes
Package name: typescript
  • 4.9.5 - 2023-01-30
  • 4.9.4 - 2022-12-07
  • 4.9.3 - 2022-11-15
  • 4.9.2-rc - 2022-11-01
  • 4.9.1-beta - 2022-09-23
  • 4.9.0-dev.20221031 - 2022-10-31
  • 4.9.0-dev.20221030 - 2022-10-30
  • 4.9.0-dev.20221029 - 2022-10-29
  • 4.9.0-dev.20221028 - 2022-10-28
  • 4.9.0-dev.20221027 - 2022-10-27
  • 4.9.0-dev.20221026 - 2022-10-26
  • 4.9.0-dev.20221025 - 2022-10-25
  • 4.9.0-dev.20221024 - 2022-10-24
  • 4.9.0-dev.20221023 - 2022-10-23
  • 4.9.0-dev.20221022 - 2022-10-22
  • 4.9.0-dev.20221021 - 2022-10-21
  • 4.9.0-dev.20221020 - 2022-10-20
  • 4.9.0-dev.20221019 - 2022-10-19
  • 4.9.0-dev.20221018 - 2022-10-18
  • 4.9.0-dev.20221017 - 2022-10-17
  • 4.9.0-dev.20221016 - 2022-10-16
  • 4.9.0-dev.20221015 - 2022-10-15
  • 4.9.0-dev.20221014 - 2022-10-14
  • 4.9.0-dev.20221013 - 2022-10-13
  • 4.9.0-dev.20221012 - 2022-10-12
  • 4.9.0-dev.20221011 - 2022-10-11
  • 4.9.0-dev.20221007 - 2022-10-07
  • 4.9.0-dev.20221006 - 2022-10-06
  • 4.9.0-dev.20221005 - 2022-10-05
  • 4.9.0-dev.20221004 - 2022-10-04
  • 4.9.0-dev.20221003 - 2022-10-03
  • 4.9.0-dev.20221002 - 2022-10-02
  • 4.9.0-dev.20221001 - 2022-10-01
  • 4.9.0-dev.20220930 - 2022-09-30
  • 4.9.0-dev.20220929 - 2022-09-29
  • 4.9.0-dev.20220928 - 2022-09-28
  • 4.9.0-dev.20220927 - 2022-09-27
  • 4.9.0-dev.20220926 - 2022-09-26
  • 4.9.0-dev.20220925 - 2022-09-25
  • 4.9.0-dev.20220924 - 2022-09-24
  • 4.9.0-dev.20220923 - 2022-09-23
  • 4.9.0-dev.20220922 - 2022-09-22
  • 4.9.0-dev.20220921 - 2022-09-21
  • 4.9.0-dev.20220920 - 2022-09-20
  • 4.9.0-dev.20220919 - 2022-09-19
  • 4.9.0-dev.20220918 - 2022-09-18
  • 4.9.0-dev.20220917 - 2022-09-17
  • 4.9.0-dev.20220916 - 2022-09-16
  • 4.9.0-dev.20220915 - 2022-09-15
  • 4.9.0-dev.20220914 - 2022-09-14
  • 4.9.0-dev.20220913 - 2022-09-13
  • 4.9.0-dev.20220912 - 2022-09-12
  • 4.9.0-dev.20220911 - 2022-09-11
  • 4.9.0-dev.20220910 - 2022-09-10
  • 4.9.0-dev.20220909 - 2022-09-09
  • 4.9.0-dev.20220908 - 2022-09-08
  • 4.9.0-dev.20220907 - 2022-09-07
  • 4.9.0-dev.20220905 - 2022-09-05
  • 4.9.0-dev.20220904 - 2022-09-04
  • 4.9.0-dev.20220903 - 2022-09-03
  • 4.9.0-dev.20220902 - 2022-09-02
  • 4.9.0-dev.20220901 - 2022-09-01
  • 4.9.0-dev.20220831 - 2022-08-31
  • 4.9.0-dev.20220830 - 2022-08-30
  • 4.9.0-dev.20220829 - 2022-08-29
  • 4.9.0-dev.20220828 - 2022-08-28
  • 4.9.0-dev.20220827 - 2022-08-27
  • 4.9.0-dev.20220825 - 2022-08-25
  • 4.9.0-dev.20220824 - 2022-08-24
  • 4.9.0-dev.20220823 - 2022-08-23
  • 4.9.0-dev.20220822 - 2022-08-22
  • 4.9.0-dev.20220821 - 2022-08-21
  • 4.9.0-dev.20220820 - 2022-08-20
  • 4.9.0-dev.20220819 - 2022-08-19
  • 4.9.0-dev.20220818 - 2022-08-18
  • 4.9.0-dev.20220817 - 2022-08-17
  • 4.9.0-dev.20220816 - 2022-08-16
  • 4.9.0-dev.20220815 - 2022-08-15
  • 4.9.0-dev.20220814 - 2022-08-14
  • 4.9.0-dev.20220813 - 2022-08-13
  • 4.9.0-dev.20220812 - 2022-08-12
  • 4.9.0-dev.20220811 - 2022-08-11
  • 4.9.0-beta - 2022-09-23
  • 4.8.4 - 2022-09-27
  • 4.8.3 - 2022-09-08
  • 4.8.2 - 2022-08-25
  • 4.8.1-rc - 2022-08-11
  • 4.8.0-dev.20220809 - 2022-08-09
  • 4.8.0-dev.20220808 - 2022-08-08
  • 4.8.0-dev.20220807 - 2022-08-07
  • 4.8.0-dev.20220806 - 2022-08-06
  • 4.8.0-dev.20220805 - 2022-08-05
  • 4.8.0-dev.20220804 - 2022-08-04
  • 4.8.0-dev.20220803 - 2022-08-03
  • 4.8.0-dev.20220802 - 2022-08-02
  • 4.8.0-dev.20220801 - 2022-08-01
  • 4.8.0-dev.20220731 - 2022-07-31
  • 4.8.0-dev.20220730 - 2022-07-30
  • 4.8.0-dev.20220729 - 2022-07-29
  • 4.8.0-dev.20220728 - 2022-07-28
  • 4.8.0-dev.20220727 - 2022-07-27
  • 4.8.0-dev.20220726 - 2022-07-26
  • 4.8.0-dev.20220725 - 2022-07-25
  • 4.8.0-dev.20220724 - 2022-07-24
  • 4.8.0-dev.20220723 - 2022-07-23
  • 4.8.0-dev.20220722 - 2022-07-22
  • 4.8.0-dev.20220721 - 2022-07-21
  • 4.8.0-dev.20220720 - 2022-07-20
  • 4.8.0-dev.20220719 - 2022-07-19
  • 4.8.0-dev.20220718 - 2022-07-18
  • 4.8.0-dev.20220717 - 2022-07-17
  • 4.8.0-dev.20220716 - 2022-07-16
  • 4.8.0-dev.20220715 - 2022-07-15
  • 4.8.0-dev.20220714 - 2022-07-14
  • 4.8.0-dev.20220713 - 2022-07-13
  • 4.8.0-dev.20220712 - 2022-07-12
  • 4.8.0-dev.20220711 - 2022-07-11
  • 4.8.0-dev.20220710 - 2022-07-10
  • 4.8.0-dev.20220709 - 2022-07-09
  • 4.8.0-dev.20220708 - 2022-07-08
  • 4.8.0-dev.20220707 - 2022-07-07
  • 4.8.0-dev.20220706 - 2022-07-06
  • 4.8.0-dev.20220705 - 2022-07-05
  • 4.8.0-dev.20220704 - 2022-07-04
  • 4.8.0-dev.20220703 - 2022-07-03
  • 4.8.0-dev.20220701 - 2022-07-01
  • 4.8.0-dev.20220630 - 2022-06-30
  • 4.8.0-dev.20220629 - 2022-06-29
  • 4.8.0-dev.20220628 - 2022-06-28
  • 4.8.0-dev.20220627 - 2022-06-27
  • 4.8.0-dev.20220626 - 2022-06-26
  • 4.8.0-dev.20220625 - 2022-06-25
  • 4.8.0-dev.20220624 - 2022-06-24
  • 4.8.0-dev.20220623 - 2022-06-23
  • 4.8.0-dev.20220622 - 2022-06-22
  • 4.8.0-dev.20220621 - 2022-06-21
  • 4.8.0-dev.20220620 - 2022-06-20
  • 4.8.0-dev.20220619 - 2022-06-19
  • 4.8.0-dev.20220618 - 2022-06-18
  • 4.8.0-dev.20220617 - 2022-06-17
  • 4.8.0-dev.20220616 - 2022-06-16
  • 4.8.0-dev.20220615 - 2022-06-15
  • 4.8.0-dev.20220614 - 2022-06-14
  • 4.8.0-dev.20220613 - 2022-06-13
  • 4.8.0-dev.20220612 - 2022-06-12
  • 4.8.0-dev.20220611 - 2022-06-11
  • 4.8.0-dev.20220610 - 2022-06-10
  • 4.8.0-dev.20220609 - 2022-06-09
  • 4.8.0-dev.20220608 - 2022-06-08
  • 4.8.0-dev.20220606 - 2022-06-06
  • 4.8.0-dev.20220605 - 2022-06-05
  • 4.8.0-dev.20220604 - 2022-06-04
  • 4.8.0-dev.20220603 - 2022-06-03
  • 4.8.0-dev.20220602 - 2022-06-02
  • 4.8.0-dev.20220601 - 2022-06-01
  • 4.8.0-dev.20220531 - 2022-05-31
  • 4.8.0-dev.20220530 - 2022-05-30
  • 4.8.0-dev.20220529 - 2022-05-29
  • 4.8.0-dev.20220528 - 2022-05-28
  • 4.8.0-dev.20220527 - 2022-05-27
  • 4.8.0-dev.20220526 - 2022-05-26
  • 4.8.0-dev.20220525 - 2022-05-25
  • 4.8.0-dev.20220524 - 2022-05-24
  • 4.8.0-dev.20220523 - 2022-05-23
  • 4.8.0-dev.20220522 - 2022-05-22
  • 4.8.0-dev.20220521 - 2022-05-21
  • 4.8.0-dev.20220520 - 2022-05-20
  • 4.8.0-dev.20220519 - 2022-05-19
  • 4.8.0-dev.20220518 - 2022-05-18
  • 4.8.0-dev.20220517 - 2022-05-17
  • 4.8.0-dev.20220516 - 2022-05-16
  • 4.8.0-dev.20220515 - 2022-05-15
  • 4.8.0-dev.20220514 - 2022-05-14
  • 4.8.0-dev.20220513 - 2022-05-13
  • 4.8.0-dev.20220512 - 2022-05-12
  • 4.8.0-dev.20220511 - 2022-05-11
  • 4.8.0-dev.20220510 - 2022-05-10
  • 4.8.0-dev.20220509 - 2022-05-09
  • 4.8.0-dev.20220508 - 2022-05-08
  • 4.8.0-dev.20220507 - 2022-05-07
  • 4.8.0-beta - 2022-06-21
  • 4.7.4 - 2022-06-17
  • 4.7.3 - 2022-06-03
  • 4.7.2 - 2022-05-24
  • 4.7.1-rc - 2022-05-11
  • 4.7.0-dev.20220506 - 2022-05-06
  • 4.7.0-dev.20220505 - 2022-05-05
  • 4.7.0-dev.20220504 - 2022-05-04
  • 4.7.0-dev.20220503 - 2022-05-03
  • 4.7.0-dev.20220502 - 2022-05-02
  • 4.7.0-dev.20220501 - 2022-05-01
  • 4.7.0-dev.20220430 - 2022-04-30
  • 4.7.0-dev.20220429 - 2022-04-29
  • 4.7.0-dev.20220428 - 2022-04-28
  • 4.7.0-dev.20220427 - 2022-04-27
  • 4.7.0-dev.20220426 - 2022-04-26
  • 4.7.0-dev.20220425 - 2022-04-25
  • 4.7.0-dev.20220424 - 2022-04-24
  • 4.7.0-dev.20220423 - 2022-04-23
  • 4.7.0-dev.20220422 - 2022-04-22
  • 4.7.0-dev.20220421 - 2022-04-21
  • 4.7.0-dev.20220420 - 2022-04-20
  • 4.7.0-dev.20220419 - 2022-04-19
  • 4.7.0-dev.20220418 - 2022-04-18
  • 4.7.0-dev.20220417 - 2022-04-17
  • 4.7.0-dev.20220416 - 2022-04-16
  • 4.7.0-dev.20220415 - 2022-04-15
  • 4.7.0-dev.20220408 - 2022-04-08
  • 4.7.0-dev.20220406 - 2022-04-06
  • 4.7.0-dev.20220405 - 2022-04-05
  • 4.7.0-dev.20220404 - 2022-04-04
  • 4.7.0-dev.20220403 - 2022-04-03
  • 4.7.0-dev.20220402 - 2022-04-02
  • 4.7.0-dev.20220401 - 2022-04-01
  • 4.7.0-dev.20220331 - 2022-03-31
  • 4.7.0-dev.20220330 - 2022-03-30
  • 4.7.0-dev.20220329 - 2022-03-29
  • 4.7.0-dev.20220328 - 2022-03-28
  • 4.7.0-dev.20220327 - 2022-03-27
  • 4.7.0-dev.20220326 - 2022-03-26
  • 4.7.0-dev.20220325 - 2022-03-25
  • 4.7.0-dev.20220323 - 2022-03-23
  • 4.7.0-dev.20220322 - 2022-03-22
  • 4.7.0-dev.20220321 - 2022-03-21
  • 4.7.0-dev.20220320 - 2022-03-20
  • 4.7.0-dev.20220319 - 2022-03-19
  • 4.7.0-dev.20220318 - 2022-03-18
  • 4.7.0-dev.20220317 - 2022-03-17
  • 4.7.0-dev.20220316 - 2022-03-16
  • 4.7.0-dev.20220315 - 2022-03-15
  • 4.7.0-dev.20220314 - 2022-03-14
  • 4.7.0-dev.20220313 - 2022-03-13
  • 4.7.0-dev.20220312 - 2022-03-12
  • 4.7.0-dev.20220311 - 2022-03-11
  • 4.7.0-dev.20220310 - 2022-03-10
  • 4.7.0-dev.20220309 - 2022-03-09
  • 4.7.0-dev.20220308 - 2022-03-08
  • 4.7.0-dev.20220307 - 2022-03-07
  • 4.7.0-dev.20220306 - 2022-03-06
  • 4.7.0-dev.20220305 - 2022-03-05
  • 4.7.0-dev.20220304 - 2022-03-04
  • 4.7.0-dev.20220303 - 2022-03-03
  • 4.7.0-dev.20220302 - 2022-03-02
  • 4.7.0-dev.20220301 - 2022-03-01
  • 4.7.0-dev.20220228 - 2022-02-28
  • 4.7.0-dev.20220227 - 2022-02-27
  • 4.7.0-dev.20220226 - 2022-02-26
  • 4.7.0-dev.20220225 - 2022-02-25
  • 4.7.0-dev.20220224 - 2022-02-24
  • 4.7.0-dev.20220223 - 2022-02-23
  • 4.7.0-dev.20220222 - 2022-02-22
  • 4.7.0-dev.20220221 - 2022-02-21
  • 4.7.0-dev.20220220 - 2022-02-20
  • 4.7.0-dev.20220219 - 2022-02-19
  • 4.7.0-dev.20220218 - 2022-02-18
  • 4.7.0-dev.20220217 - 2022-02-17
  • 4.7.0-dev.20220216 - 2022-02-16
  • 4.7.0-dev.20220215 - 2022-02-15
  • 4.7.0-beta - 2022-04-08
  • 4.6.4 - 2022-04-28
  • 4.6.3 - 2022-03-24
  • 4.6.2 - 2022-02-28
  • 4.6.2-insiders.20220225 - 2022-02-25
  • 4.6.1-rc - 2022-02-11
  • 4.6.0-dev.20220211 - 2022-02-11
  • 4.6.0-dev.20220210 - 2022-02-10
  • 4.6.0-dev.20220209 - 2022-02-09
  • 4.6.0-dev.20220208 - 2022-02-08
  • 4.6.0-dev.20220207 - 2022-02-07
  • 4.6.0-dev.20220206 - 2022-02-06
  • 4.6.0-dev.20220205 - 2022-02-05
  • 4.6.0-dev.20220204 - 2022-02-04
  • 4.6.0-dev.20220203 - 2022-02-03
  • 4.6.0-dev.20220202 - 2022-02-02
  • 4.6.0-dev.20220201 - 2022-02-01
  • 4.6.0-dev.20220131 - 2022-01-31
  • 4.6.0-dev.20220130 - 2022-01-30
  • 4.6.0-dev.20220129 - 2022-01-29
  • 4.6.0-dev.20220128 - 2022-01-28
  • 4.6.0-dev.20220127 - 2022-01-27
  • 4.6.0-dev.20220126 - 2022-01-26
  • 4.6.0-dev.20220125 - 2022-01-25
  • 4.6.0-dev.20220124 - 2022-01-24
  • 4.6.0-dev.20220123 - 2022-01-23
  • 4.6.0-dev.20220122 - 2022-01-22
  • 4.6.0-dev.20220121 - 2022-01-21
  • 4.6.0-dev.20220120 - 2022-01-20
  • 4.6.0-dev.20220119 - 2022-01-19
  • 4.6.0-dev.20220118 - 2022-01-18
  • 4.6.0-dev.20220117 - 2022-01-17
  • 4.6.0-dev.20220116 - 2022-01-16
  • 4.6.0-dev.20220115 - 2022-01-15
  • 4.6.0-dev.20220114 - 2022-01-14
  • 4.6.0-dev.20220113 - 2022-01-13
  • 4.6.0-dev.20220112 - 2022-01-12
  • 4.6.0-dev.20220111 - 2022-01-11
  • 4.6.0-dev.20220110 - 2022-01-10
  • 4.6.0-dev.20220109 - 2022-01-09
  • 4.6.0-dev.20220108 - 2022-01-08
  • 4.6.0-dev.20220107 - 2022-01-07
  • 4.6.0-dev.20220106 - 2022-01-06
  • 4.6.0-dev.20220105 - 2022-01-05
  • 4.6.0-dev.20220104 - 2022-01-04
  • 4.6.0-dev.20220103 - 2022-01-03
  • 4.6.0-dev.20220102 - 2022-01-02
  • 4.6.0-dev.20220101 - 2022-01-01
  • 4.6.0-dev.20211231 - 2021-12-31
  • 4.6.0-dev.20211230 - 2021-12-30
  • 4.6.0-dev.20211229 - 2021-12-29
  • 4.6.0-dev.20211228 - 2021-12-28
  • 4.6.0-dev.20211227 - 2021-12-27
  • 4.6.0-dev.20211226 - 2021-12-26
  • 4.6.0-dev.20211225 - 2021-12-25
  • 4.6.0-dev.20211224 - 2021-12-24
  • 4.6.0-dev.20211223 - 2021-12-23
  • 4.6.0-dev.20211222 - 2021-12-22
  • 4.6.0-dev.20211221 - 2021-12-21
  • 4.6.0-dev.20211220 - 2021-12-20
  • 4.6.0-dev.20211219 - 2021-12-19
  • 4.6.0-dev.20211218 - 2021-12-18
  • 4.6.0-dev.20211216 - 2021-12-16
  • 4.6.0-dev.20211215 - 2021-12-15
  • 4.6.0-dev.20211214 - 2021-12-14
  • 4.6.0-dev.20211213 - 2021-12-13
  • 4.6.0-dev.20211212 - 2021-12-12
  • 4.6.0-dev.20211211 - 2021-12-11
  • 4.6.0-dev.20211210 - 2021-12-10
  • 4.6.0-dev.20211209 - 2021-12-09
  • 4.6.0-dev.20211208 - 2021-12-08
  • 4.6.0-dev.20211207 - 2021-12-07
  • 4.6.0-dev.20211206 - 2021-12-06
  • 4.6.0-dev.20211205 - 2021-12-05
  • 4.6.0-dev.20211204 - 2021-12-04
  • 4.6.0-dev.20211203 - 2021-12-03
  • 4.6.0-dev.20211202 - 2021-12-02
  • 4.6.0-dev.20211201 - 2021-12-01
  • 4.6.0-dev.20211130 - 2021-11-30
  • 4.6.0-dev.20211126 - 2021-11-26
  • 4.6.0-dev.20211125 - 2021-11-25
  • 4.6.0-dev.20211124 - 2021-11-24
  • 4.6.0-dev.20211123 - 2021-11-23
  • 4.6.0-dev.20211122 - 2021-11-22
  • 4.6.0-dev.20211121 - 2021-11-21
  • 4.6.0-dev.20211120 - 2021-11-20
  • 4.6.0-dev.20211119 - 2021-11-19
  • 4.6.0-dev.20211118 - 2021-11-18
  • 4.6.0-dev.20211117 - 2021-11-17
  • 4.6.0-dev.20211116 - 2021-11-16
  • 4.6.0-dev.20211115 - 2021-11-15
  • 4.6.0-dev.20211114 - 2021-11-14
  • 4.6.0-dev.20211113 - 2021-11-13
  • 4.6.0-dev.20211112 - 2021-11-12
  • 4.6.0-dev.20211111 - 2021-11-11
  • 4.6.0-dev.20211110 - 2021-11-10
  • 4.6.0-dev.20211109 - 2021-11-09
  • 4.6.0-dev.20211108 - 2021-11-08
  • 4.6.0-dev.20211107 - 2021-11-07
  • 4.6.0-dev.20211106 - 2021-11-06
  • 4.6.0-dev.20211105 - 2021-11-05
  • 4.6.0-dev.20211104 - 2021-11-04
  • 4.6.0-dev.20211103 - 2021-11-03
  • 4.6.0-dev.20211102 - 2021-11-02
  • 4.6.0-beta - 2022-01-21
  • 4.5.5 - 2022-01-20
  • 4.5.4 - 2021-12-13
  • 4.5.3 - 2021-12-09
  • 4.5.2 - 2021-11-17
  • 4.5.1-rc - 2021-11-02
  • 4.5.0-dev.20211101 - 2021-11-01
  • 4.5.0-dev.20211031 - 2021-10-31
  • 4.5.0-dev.20211030 - 2021-10-30
  • 4.5.0-dev.20211029 - 2021-10-29
  • 4.5.0-dev.20211028 - 2021-10-28
  • 4.5.0-dev.20211027 - 2021-10-27
  • 4.5.0-dev.20211026 - 2021-10-26
  • 4.5.0-dev.20211025 - 2021-10-25
  • 4.5.0-dev.20211024 - 2021-10-24
  • 4.5.0-dev.20211023 - 2021-10-23
  • 4.5.0-dev.20211022 - 2021-10-22
  • 4.5.0-dev.20211021 - 2021-10-21
  • 4.5.0-dev.20211020 - 2021-10-20
  • 4.5.0-dev.20211019 - 2021-10-19
  • 4.5.0-dev.20211018 - 2021-10-18
  • 4.5.0-dev.20211017 - 2021-10-17
  • 4.5.0-dev.20211016 - 2021-10-16
  • 4.5.0-dev.20211015 - 2021-10-15
  • 4.5.0-dev.20211014 - 2021-10-14
  • 4.5.0-dev.20211013 - 2021-10-13
  • 4.5.0-dev.20211012 - 2021-10-12
  • 4.5.0-dev.20211011 - 2021-10-11
  • 4.5.0-dev.20211010 - 2021-10-10
  • 4.5.0-dev.20211009 - 2021-10-09
  • 4.5.0-dev.20211008 - 2021-10-08
  • 4.5.0-dev.20211007 - 2021-10-07
  • 4.5.0-dev.20211006 - 2021-10-06
  • 4.5.0-dev.20211005 - 2021-10-05
  • 4.5.0-dev.20211004 - 2021-10-04
  • 4.5.0-dev.20211003 - 2021-10-03
  • 4.5.0-dev.20211002 - 2021-10-02
  • 4.5.0-dev.20211001 - 2021-10-01
  • 4.5.0-dev.20210930 - 2021-09-30
  • 4.5.0-dev.20210929 - 2021-09-29
  • 4.5.0-dev.20210928 - 2021-09-28
  • 4.5.0-dev.20210927 - 2021-09-27
  • 4.5.0-dev.20210926 - 2021-09-26
  • 4.5.0-dev.20210925 - 2021-09-25
  • 4.5.0-dev.20210924 - 2021-09-24
  • 4.5.0-dev.20210923 - 2021-09-23
  • 4.5.0-dev.20210922 - 2021-09-22
  • 4.5.0-dev.20210921 - 2021-09-21
  • 4.5.0-dev.20210920 - 2021-09-20
  • 4.5.0-dev.20210919 - 2021-09-19
  • 4.5.0-dev.20210918 - 2021-09-18
  • 4.5.0-dev.20210917 - 2021-09-17
  • 4.5.0-dev.20210915 - 2021-09-15
  • 4.5.0-dev.20210914 - 2021-09-14
  • 4.5.0-dev.20210913 - 2021-09-13
  • 4.5.0-dev.20210912 - 2021-09-12
  • 4.5.0-dev.20210911 - 2021-09-11
  • 4.5.0-dev.20210910 - 2021-09-10
  • 4.5.0-dev.20210909 - 2021-09-09
  • 4.5.0-dev.20210908 - 2021-09-08
  • 4.5.0-dev.20210907 - 2021-09-07
  • 4.5.0-dev.20210906 - 2021-09-06
  • 4.5.0-dev.20210905 - 2021-09-05
  • 4.5.0-dev.20210904 - 2021-09-04
  • 4.5.0-dev.20210903 - 2021-09-03
  • 4.5.0-dev.20210902 - 2021-09-02
  • 4.5.0-dev.20210901 - 2021-09-01
  • 4.5.0-dev.20210831 - 2021-08-31
  • 4.5.0-dev.20210830 - 2021-08-30
  • 4.5.0-dev.20210826 - 2021-08-26
  • 4.5.0-dev.20210825 - 2021-08-25
  • 4.5.0-dev.20210824 - 2021-08-24
  • 4.5.0-dev.20210823 - 2021-08-23
  • 4.5.0-dev.20210822 - 2021-08-22
  • 4.5.0-dev.20210821 - 2021-08-21
  • 4.5.0-dev.20210820 - 2021-08-20
  • 4.5.0-dev.20210819 - 2021-08-19
  • 4.5.0-dev.20210818 - 2021-08-18
  • 4.5.0-dev.20210817 - 2021-08-17
  • 4.5.0-dev.20210816 - 2021-08-16
  • 4.5.0-dev.20210815 - 2021-08-15
  • 4.5.0-dev.20210814 - 2021-08-14
  • 4.5.0-dev.20210813 - 2021-08-13
  • 4.5.0-dev.20210812 - 2021-08-12
  • 4.5.0-dev.20210811 - 2021-08-11
  • 4.5.0-dev.20210810 - 2021-08-10
  • 4.5.0-dev.20210809 - 2021-08-09
  • 4.5.0-dev.20210808 - 2021-08-08
  • 4.5.0-dev.20210807 - 2021-08-07
  • 4.5.0-beta - 2021-10-01
  • 4.4.4 - 2021-10-12
  • 4.4.3 - 2021-09-10
  • 4.4.2 - 2021-08-26
  • 4.4.1-rc - 2021-08-12
  • 4.4.1-insiders.20210811 - 2021-08-11
  • 4.4.0-insiders.20210805 - 2021-08-05
  • 4.4.0-dev.20210806 - 2021-08-06
  • 4.4.0-dev.20210805 - 2021-08-05
  • 4.4.0-dev.20210804 - 2021-08-04
  • 4.4.0-dev.20210803 - 2021-08-03
  • 4.4.0-dev.20210802 - 2021-08-02
  • 4.4.0-dev.20210801 - 2021-08-01
  • 4.4.0-dev.20210731 - 2021-07-31
  • 4.4.0-dev.20210730 - 2021-07-30
  • 4.4.0-dev.20210729 - 2021-07-29
  • 4.4.0-dev.20210728 - 2021-07-28
  • 4.4.0-dev.20210727 - 2021-07-27
  • 4.4.0-dev.20210726 - 2021-07-26
  • 4.4.0-dev.20210725 - 2021-07-25
  • 4.4.0-dev.20210724 - 2021-07-24
  • 4.4.0-dev.20210723 - 2021-07-23
  • 4.4.0-dev.20210722 - 2021-07-22
  • 4.4.0-dev.20210721 - 2021-07-21
  • 4.4.0-dev.20210720 - 2021-07-20
  • 4.4.0-dev.20210719 - 2021-07-19
  • 4.4.0-dev.20210718 - 2021-07-18
  • 4.4.0-dev.20210717 - 2021-07-17
  • 4.4.0-dev.20210716 - 2021-07-16
  • 4.4.0-dev.20210715 - 2021-07-15
  • 4.4.0-dev.20210714 - 2021-07-14
  • 4.4.0-dev.20210713 - 2021-07-13
  • 4.4.0-dev.20210712 - 2021-07-12
  • 4.4.0-dev.20210711 - 2021-07-11
  • 4.4.0-dev.20210710 - 2021-07-10
  • 4.4.0-dev.20210709 - 2021-07-09
  • 4.4.0-dev.20210708 - 2021-07-08
  • 4.4.0-dev.20210707 - 2021-07-07
  • 4.4.0-dev.20210706 - 2021-07-06
  • 4.4.0-dev.20210705 - 2021-07-05
  • 4.4.0-dev.20210704 - 2021-07-04
  • 4.4.0-dev.20210702 - 2021-07-02
  • 4.4.0-dev.20210701 - 2021-07-01
  • 4.4.0-dev.20210630 - 2021-06-30
  • 4.4.0-dev.20210629 - 2021-06-29
  • 4.4.0-dev.20210628 - 2021-06-28
  • 4.4.0-dev.20210627 - 2021-06-27
  • 4.4.0-dev.20210626 - 2021-06-26
  • 4.4.0-dev.20210625 - 2021-06-25
  • 4.4.0-dev.20210624 - 2021-06-24
  • 4.4.0-dev.20210622 - 2021-06-22
  • 4.4.0-dev.20210621 - 2021-06-21
  • 4.4.0-dev.20210620 - 2021-06-20
  • 4.4.0-dev.20210619 - 2021-06-19
  • 4.4.0-dev.20210617 - 2021-06-17
  • 4.4.0-dev.20210616 - 2021-06-16
  • 4.4.0-dev.20210615 - 2021-06-15
  • 4.4.0-dev.20210614 - 2021-06-14
  • 4.4.0-dev.20210613 - 2021-06-13
  • 4.4.0-dev.20210612 - 2021-06-12
  • 4.4.0-dev.20210611 - 2021-06-11
  • 4.4.0-dev.20210610 - 2021-06-10
  • 4.4.0-dev.20210609 - 2021-06-09
  • 4.4.0-dev.20210608 - 2021-06-08
  • 4.4.0-dev.20210607 - 2021-06-07
  • 4.4.0-dev.20210606 - 2021-06-06
  • 4.4.0-dev.20210605 - 2021-06-05
  • 4.4.0-dev.20210602 - 2021-06-02
  • 4.4.0-dev.20210601 - 2021-06-01
  • 4.4.0-dev.20210531 - 2021-05-31
  • 4.4.0-dev.20210530 - 2021-05-30
  • 4.4.0-dev.20210529 - 2021-05-29
  • 4.4.0-dev.20210528 - 2021-05-28
  • 4.4.0-dev.20210527 - 2021-05-27
  • 4.4.0-dev.20210526 - 2021-05-26
  • 4.4.0-dev.20210525 - 2021-05-25
  • 4.4.0-dev.20210524 - 2021-05-24
  • 4.4.0-dev.20210523 - 2021-05-23
  • 4.4.0-dev.20210522 - 2021-05-22
  • 4.4.0-dev.20210521 - 2021-05-21
  • 4.4.0-dev.20210520 - 2021-05-20
  • 4.4.0-dev.20210519 - 2021-05-19
  • 4.4.0-dev.20210518 - 2021-05-18
  • 4.4.0-dev.20210517 - 2021-05-17
  • 4.4.0-dev.20210516 - 2021-05-16
  • 4.4.0-dev.20210515 - 2021-05-15
  • 4.4.0-dev.20210514 - 2021-05-14
  • 4.4.0-dev.20210513 - 2021-05-13
  • 4.4.0-dev.20210512 - 2021-05-12
  • 4.4.0-dev.20210511 - 2021-05-11
  • 4.4.0-beta - 2021-07-01
  • 4.3.5 - 2021-06-30
  • 4.3.4 - 2021-06-17
from typescript GitHub release notes

Important

  • Check the changes in this PR to ensure they won't cause issues with your project.
  • This PR was automatically created by Snyk using the credentials of a real user.

Note: You are seeing this because you or someone else with access to this repository has authorized Snyk to open upgrade PRs.

For more information:

@snyk-io
Copy link
Author

snyk-io bot commented Mar 19, 2026

Merge Risk: Medium

This upgrade from TypeScript 4.3.4 to 4.9.5 includes several minor versions that introduce new features, correctness fixes, and breaking changes that will likely require developer action.

Key Breaking Changes:

  • Stricter Type Checking: Across these versions, TypeScript has become more strict, which may cause new compilation errors in existing code. These are generally correctness improvements.

    • TS 4.8: Unconstrained generic type parameters are no longer assignable to {} or object under strictNullChecks. This is a significant change that may require adding explicit constraints to generic functions.
    • TS 4.9: Direct equality checks against NaN (e.g., myVar === NaN) are now a compile-time error. The Number.isNaN() function should be used instead.
    • TS 4.7: Spreading types like unknown, never, null, or undefined in JSX is now an error.
    • TS 4.4: A new --useUnknownInCatchVariables flag, enabled under the --strict family, changes the type of catch clause variables from any to unknown, requiring explicit type guards for error handling.

  • API and Behavior Changes:

    • TS 4.6: Object rest expressions on generic objects will now drop non-spreadable members.
    • TS 4.4: The this context for imported functions is now undefined, aligning with modern ECMAScript standards.

Recommendation:
This upgrade is beneficial for code quality and correctness. However, due to the number of type-checking enhancements, it is likely to introduce new compiler errors. Developers should be prepared to address these issues, which may involve adding type guards, changing how NaN is checked, and adding constraints to generic types. A thorough review and testing cycle is recommended.

Source: TypeScript Release Notes for versions 4.4 through 4.9.

Notice 🤖: This content was augmented using artificial intelligence. AI-generated content may contain errors and should be reviewed for accuracy before use.

@snyk-io
Copy link
Author

snyk-io bot commented Mar 19, 2026 •
edited
Loading

✅ Snyk checks have passed. No issues have been found so far.

Status Scan Engine Critical High Medium Low Total (0)
✅ Open Source Security 0 0 0 0 0 issues
✅ Licenses 0 0 0 0 0 issues
✅ Code Security 0 0 0 0 0 issues

💻 Catch issues earlier using the plugins for VS Code, JetBrains IDEs, Visual Studio, and Eclipse.

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment

Reviewers

No reviews

Assignees

No one assigned

Labels

None yet

Milestone

No milestone

Development

Successfully merging this pull request may close these issues.

0 participants