use cloneCandidate instead of structuredClone

Author: RobinMalfait

packages/@tailwindcss-upgrade/src/codemods/template/candidates.ts

@@ -1,5 +1,5 @@
 import { Scanner } from '@tailwindcss/oxide'
-import type { Candidate } from '../../../../tailwindcss/src/candidate'
+import { cloneCandidate, type Candidate } from '../../../../tailwindcss/src/candidate'
 import type { DesignSystem } from '../../../../tailwindcss/src/design-system'
 
 export async function extractRawCandidates(
@@ -18,7 +18,7 @@ export async function extractRawCandidates(
 
 // Create a basic stripped candidate without variants or important flag
 export function baseCandidate<T extends Candidate>(candidate: T) {
-  let base = structuredClone(candidate)
+  let base = cloneCandidate(candidate)
 
   base.important = false
   base.variants = []

packages/@tailwindcss-upgrade/src/codemods/template/migrate-arbitrary-variants.ts

@@ -1,3 +1,4 @@
+import { cloneCandidate } from '../../../../tailwindcss/src/candidate'
 import type { Config } from '../../../../tailwindcss/src/compat/plugin-api'
 import type { DesignSystem } from '../../../../tailwindcss/src/design-system'
 import {
@@ -22,7 +23,7 @@ export function migrateArbitraryVariants(
 
     // The below logic makes use of mutation. Since candidates in the
     // DesignSystem are cached, we can't mutate them directly.
-    let candidate = structuredClone(readonlyCandidate) as Writable<typeof readonlyCandidate>
+    let candidate = cloneCandidate(readonlyCandidate) as Writable<typeof readonlyCandidate>
 
     for (let [variant] of walkVariants(candidate)) {
       if (variant.kind === 'compound') continue

packages/@tailwindcss-upgrade/src/codemods/template/migrate-automatic-var-injection.ts

@@ -1,7 +1,8 @@
 import { walk, WalkAction } from '../../../../tailwindcss/src/ast'
-import { type Candidate, type Variant } from '../../../../tailwindcss/src/candidate'
+import { cloneCandidate, type Candidate, type Variant } from '../../../../tailwindcss/src/candidate'
 import type { Config } from '../../../../tailwindcss/src/compat/plugin-api'
 import type { DesignSystem } from '../../../../tailwindcss/src/design-system'
+import type { Writable } from '../../../../tailwindcss/src/types'
 import * as ValueParser from '../../../../tailwindcss/src/value-parser'
 
 export function migrateAutomaticVarInjection(
@@ -12,7 +13,7 @@ export function migrateAutomaticVarInjection(
   for (let readonlyCandidate of designSystem.parseCandidate(rawCandidate)) {
     // The below logic makes extended use of mutation. Since candidates in the
     // DesignSystem are cached, we can't mutate them directly.
-    let candidate = structuredClone(readonlyCandidate) as Candidate
+    let candidate = cloneCandidate(readonlyCandidate) as Writable<Candidate>
 
     let didChange = false
 

packages/@tailwindcss-upgrade/src/codemods/template/migrate-camelcase-in-named-value.ts

@@ -1,3 +1,4 @@
+import { cloneCandidate } from '../../../../tailwindcss/src/candidate'
 import type { Config } from '../../../../tailwindcss/src/compat/plugin-api'
 import type { DesignSystem } from '../../../../tailwindcss/src/design-system'
 import * as version from '../../utils/version'
@@ -15,7 +16,7 @@ export function migrateCamelcaseInNamedValue(
 
   for (let candidate of designSystem.parseCandidate(rawCandidate)) {
     if (candidate.kind !== 'functional') continue
-    let clone = structuredClone(candidate)
+    let clone = cloneCandidate(candidate)
     let didChange = false
 
     if (

packages/@tailwindcss-upgrade/src/codemods/template/migrate-legacy-arbitrary-values.ts

@@ -1,4 +1,4 @@
-import { parseCandidate } from '../../../../tailwindcss/src/candidate'
+import { cloneCandidate, parseCandidate } from '../../../../tailwindcss/src/candidate'
 import type { Config } from '../../../../tailwindcss/src/compat/plugin-api'
 import type { DesignSystem } from '../../../../tailwindcss/src/design-system'
 import { segment } from '../../../../tailwindcss/src/utils/segment'
@@ -9,7 +9,7 @@ export function migrateLegacyArbitraryValues(
   rawCandidate: string,
 ): string {
   for (let candidate of parseCandidate(rawCandidate, designSystem)) {
-    let clone = structuredClone(candidate)
+    let clone = cloneCandidate(candidate)
     let changed = false
 
     // Convert commas to spaces. E.g.: [auto,1fr] to [auto_1fr]

packages/@tailwindcss-upgrade/src/codemods/template/migrate-legacy-classes.ts

@@ -1,7 +1,7 @@
 import { __unstable__loadDesignSystem } from '@tailwindcss/node'
 import path from 'node:path'
 import url from 'node:url'
-import type { Candidate } from '../../../../tailwindcss/src/candidate'
+import { cloneCandidate, type Candidate } from '../../../../tailwindcss/src/candidate'
 import type { Config } from '../../../../tailwindcss/src/compat/plugin-api'
 import type { DesignSystem } from '../../../../tailwindcss/src/design-system'
 import { DefaultMap } from '../../../../tailwindcss/src/utils/default-map'
@@ -100,7 +100,7 @@ export async function migrateLegacyClasses(
 
       // Re-apply the variants and important flag from the original candidate.
       // E.g.: `hover:blur!` -> `blur` -> `blur-sm` -> `hover:blur-sm!`
-      let newCandidate = structuredClone(newBaseCandidate) as Candidate
+      let newCandidate = cloneCandidate(newBaseCandidate) as Candidate
       newCandidate.variants = candidate.variants
       newCandidate.important = candidate.important
 

packages/@tailwindcss-upgrade/src/codemods/template/migrate-modernize-arbitrary-values.ts

@@ -1,4 +1,4 @@
-import { parseCandidate } from '../../../../tailwindcss/src/candidate'
+import { cloneCandidate, parseCandidate } from '../../../../tailwindcss/src/candidate'
 import type { Config } from '../../../../tailwindcss/src/compat/plugin-api'
 import type { DesignSystem } from '../../../../tailwindcss/src/design-system'
 import { replaceObject } from '../../../../tailwindcss/src/utils/replace-object'
@@ -10,7 +10,7 @@ export function migrateModernizeArbitraryValues(
   rawCandidate: string,
 ): string {
   for (let candidate of parseCandidate(rawCandidate, designSystem)) {
-    let clone = structuredClone(candidate)
+    let clone = cloneCandidate(candidate)
     let changed = false
 
     for (let [variant] of walkVariants(clone)) {