Svelte composition api

[crutchcorn]

This PR adds the Composition API to our Svelte adapter via a createFormCreator function.

TODOs

• Port code
• Write tests
• Write docs
• Write example code

[nx-cloud]

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---

☁️ Nx Cloud last updated this comment at 2025-12-01 18:42:11 UTC

[pkg-pr-new]

More templates

• @tanstack/form-example-angular-array
• @tanstack/form-example-angular-large-form
• @tanstack/form-example-angular-simple
• @tanstack/form-example-angular-standard-schema
• @tanstack/form-example-lit-array
• @tanstack/form-example-lit-simple
• @tanstack/form-example-lit-standard-schema
• @tanstack/form-example-lit-ui-libraries
• @tanstack/form-example-react-array
• @tanstack/form-example-react-compiler
• @tanstack/form-example-react-devtools
• @tanstack/form-example-react-dynamic
• @tanstack/field-errors-from-form-validators
• @tanstack/form-example-react-large-form
• @tanstack/form-example-react-next-server-actions
• @tanstack/form-example-react-query-integration
• @tanstack/form-example-remix
• @tanstack/form-example-react-simple
• @tanstack/form-example-react-standard-schema
• @tanstack/form-example-react-tanstack-start
• @tanstack/form-example-react-ui-libraries
• @tanstack/form-example-solid-array
• @tanstack/form-example-solid-devtools
• @tanstack/form-example-solid-large-form
• @tanstack/form-example-solid-simple
• @tanstack/form-example-solid-standard-schema
• @tanstack/form-example-svelte-array
• @tanstack/form-example-svelte-large-form
• @tanstack/form-example-svelte-simple
• @tanstack/form-example-svelte-standard-schema
• @tanstack/form-example-vue-array
• @tanstack/form-example-vue-simple
• @tanstack/form-example-vue-standard-schema

@tanstack/angular-form

npm i https://pkg.pr.new/@tanstack/angular-form@1713

@tanstack/form-core

npm i https://pkg.pr.new/@tanstack/form-core@1713

@tanstack/form-devtools

npm i https://pkg.pr.new/@tanstack/form-devtools@1713

@tanstack/lit-form

npm i https://pkg.pr.new/@tanstack/lit-form@1713

@tanstack/react-form

npm i https://pkg.pr.new/@tanstack/react-form@1713

@tanstack/react-form-devtools

npm i https://pkg.pr.new/@tanstack/react-form-devtools@1713

@tanstack/react-form-nextjs

npm i https://pkg.pr.new/@tanstack/react-form-nextjs@1713

@tanstack/react-form-remix

npm i https://pkg.pr.new/@tanstack/react-form-remix@1713

@tanstack/react-form-start

npm i https://pkg.pr.new/@tanstack/react-form-start@1713

@tanstack/solid-form

npm i https://pkg.pr.new/@tanstack/solid-form@1713

@tanstack/solid-form-devtools

npm i https://pkg.pr.new/@tanstack/solid-form-devtools@1713

@tanstack/svelte-form

npm i https://pkg.pr.new/@tanstack/svelte-form@1713

@tanstack/vue-form

npm i https://pkg.pr.new/@tanstack/vue-form@1713

commit: 225510c

[codecov]

Codecov Report

❌ Patch coverage is 67.64706% with 11 lines in your changes missing coverage. Please review.
✅ Project coverage is 89.77%. Comparing base (6892ed0) to head (225510c).
⚠️ Report is 75 commits behind head on main.

Files with missing lines	Patch %	Lines
...ckages/svelte-form/src/createFormCreator.svelte.ts	68.18%	6 Missing and 1 partial ⚠️
packages/svelte-form/src/AppForm.svelte	0.00%	2 Missing ⚠️
packages/svelte-form/src/AppField.svelte	66.66%	1 Missing ⚠️
packages/svelte-form/src/createForm.svelte.ts	50.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1713      +/-   ##
==========================================
- Coverage   90.35%   89.77%   -0.59%     
==========================================
  Files          38       46       +8     
  Lines        1752     1916     +164     
  Branches      444      476      +32     
==========================================
+ Hits         1583     1720     +137     
- Misses        149      175      +26     
- Partials       20       21       +1     

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[changeset-bot]

🦋 Changeset detected

Latest commit: 225510c

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 13 packages

Name	Type
@tanstack/svelte-form	Minor
@tanstack/form-core	Minor
@tanstack/react-form	Minor
@tanstack/react-form-start	Minor
@tanstack/react-form-remix	Minor
@tanstack/react-form-nextjs	Minor
@tanstack/angular-form	Minor
@tanstack/vue-form	Minor
@tanstack/solid-form	Minor
@tanstack/form-devtools	Patch
@tanstack/lit-form	Patch
@tanstack/react-form-devtools	Patch
@tanstack/solid-form-devtools	Patch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

[crutchcorn]

This is now ready to merge! Just waiting for merge reviews