fix: use basename for shell detection to support non-standard paths (anomalyco#5205)

ayatofrench · Ayato French · web-flow · commit 238b907dd85d · 2025-12-07T13:08:26.000-06:00
Co-authored-by: Ayato French &lt;a@ayatofrench.com&gt;
diff --git a/packages/opencode/src/tool/bash.ts b/packages/opencode/src/tool/bash.ts
@@ -60,7 +60,8 @@ export const BashTool = Tool.define("bash", async () => {
   const shell = iife(() => {
     const s = process.env.SHELL
     if (s) {
-      if (!new Set(["/bin/fish", "/bin/nu", "/usr/bin/fish", "/usr/bin/nu"]).has(s)) {
+      const basename = path.basename(s);
+      if (!new Set(["fish", "nu"]).has(basename)) {
         return s
       }
     }

Original file line number	Diff line number	Diff line change
`@@ -60,7 +60,8 @@ export const BashTool = Tool.define("bash", async () => {`
`60`	`60`	`const shell = iife(() => {`
`61`	`61`	`const s = process.env.SHELL`
`62`	`62`	`if (s) {`
`63`		`- if (!new Set(["/bin/fish", "/bin/nu", "/usr/bin/fish", "/usr/bin/nu"]).has(s)) {`
	`63`	`+ const basename = path.basename(s);`
	`64`	`+ if (!new Set(["fish", "nu"]).has(basename)) {`
`64`	`65`	`return s`
`65`	`66`	`}`
`66`	`67`	`}`