fix: improve each_key_without_as error (#16983)

Rich-Harris · web-flow · commit c8ef54098584 · 2025-10-19T20:53:49.000+02:00
diff --git a/.changeset/three-wasps-work.md b/.changeset/three-wasps-work.md
@@ -0,0 +1,5 @@
+---
+'svelte': patch
+---
+
+fix: improve `each_key_without_as` error
diff --git a/packages/svelte/src/compiler/phases/2-analyze/visitors/EachBlock.js b/packages/svelte/src/compiler/phases/2-analyze/visitors/EachBlock.js
@@ -1,3 +1,4 @@
+/** @import { Expression } from 'estree' */
 /** @import { AST, Binding } from '#compiler' */
 /** @import { Context } from '../types' */
 /** @import { Scope } from '../../scope' */
@@ -29,7 +30,7 @@ export function EachBlock(node, context) {
 	}
 
 	if (node.metadata.keyed && !node.context) {
-		e.each_key_without_as(node);
+		e.each_key_without_as(/** @type {Expression} */ (node.key));
 	}
 
 	// evaluate expression in parent scope

-Original file line number
+Diff line change
@@ @@ -0,0 +1,5 @@ @@
 +---
 +'svelte': patch
 +---
++
 +fix: improve `each_key_without_as` error
Original file line number	Diff line number	Diff line change
`@@ -1,3 +1,4 @@`
	`1`	`+/** @import { Expression } from 'estree' */`
`1`	`2`	`/** @import { AST, Binding } from '#compiler' */`
`2`	`3`	`/** @import { Context } from '../types' */`
`3`	`4`	`/** @import { Scope } from '../../scope' */`
`@@ -29,7 +30,7 @@ export function EachBlock(node, context) {`
`29`	`30`	`}`
`30`	`31`
`31`	`32`	`if (node.metadata.keyed && !node.context) {`
`32`		`- e.each_key_without_as(node);`
	`33`	`+ e.each_key_without_as(/** @type {Expression} */ (node.key));`
`33`	`34`	`}`
`34`	`35`
`35`	`36`	`// evaluate expression in parent scope`