fix(useFetch): ensure single slash (#4296)

mrchar · antfu · web-flow · commit 3de68720f431 · 2024-11-19T06:23:16.000Z
Co-authored-by: Anthony Fu &lt;github@antfu.me&gt;
diff --git a/packages/core/useFetch/index.ts b/packages/core/useFetch/index.ts
@@ -625,8 +625,13 @@ export function useFetch<T>(url: MaybeRefOrGetter<string>, ...args: any[]): UseF
 }
 
 function joinPaths(start: string, end: string): string {
-  if (!start.endsWith('/') && !end.startsWith('/'))
+  if (!start.endsWith('/') && !end.startsWith('/')) {
     return `${start}/${end}`
+  }
+
+  if (start.endsWith('/') && end.startsWith('/')) {
+    return `${start.slice(0, -1)}${end}`
+  }
 
   return `${start}${end}`
 }

Original file line number	Diff line number	Diff line change
`@@ -625,8 +625,13 @@ export function useFetch<T>(url: MaybeRefOrGetter<string>, ...args: any[]): UseF`
`625`	`625`	`}`
`626`	`626`
`627`	`627`	`function joinPaths(start: string, end: string): string {`
`628`		`- if (!start.endsWith('/') && !end.startsWith('/'))`
	`628`	`+ if (!start.endsWith('/') && !end.startsWith('/')) {`
`629`	`629`	return `${start}/${end}`
	`630`	`+ }`
	`631`	`+`
	`632`	`+ if (start.endsWith('/') && end.startsWith('/')) {`
	`633`	+ return `${start.slice(0, -1)}${end}`
	`634`	`+ }`
`630`	`635`
`631`	`636`	return `${start}${end}`
`632`	`637`	`}`