From ba27fbed08ab8381429e992edfba56aa5c76eefc Mon Sep 17 00:00:00 2001
From: Zxilly <zxilly@outlook.com>
Date: Sun, 11 Aug 2024 03:41:34 +0800
Subject: [PATCH 1/2] fix: use host node.js function to parse path in wasm

---
 misc/wasm/wasm_exec.js                    | 26 +++++++++++-----
 src/internal/filepathlite/path_js_wasm.go | 36 +++++++++++++++++++++++
 src/internal/filepathlite/path_unix.go    |  2 +-
 3 files changed, 56 insertions(+), 8 deletions(-)
 create mode 100644 src/internal/filepathlite/path_js_wasm.go

diff --git a/misc/wasm/wasm_exec.js b/misc/wasm/wasm_exec.js
index 0f635d6d540717..6531701c62643a 100644
--- a/misc/wasm/wasm_exec.js
+++ b/misc/wasm/wasm_exec.js
@@ -73,13 +73,25 @@
 		}
 	}
 
-	if (!globalThis.path) {
-		globalThis.path = {
-			resolve(...pathSegments) {
-				return pathSegments.join("/");
-			}
-		}
-	}
+    if (!globalThis.path) {
+        globalThis.path = {
+            resolve(...pathSegments) {
+                return pathSegments.join("/");
+            },
+            isAbsolute(path) {
+                return path[0] === "/";
+            },
+            parse(path) {
+                return {
+                    root: "/"
+                }
+            },
+            normalize(path) {
+                return path;
+            },
+			sep: "/",
+        }
+    }
 
 	if (!globalThis.crypto) {
 		throw new Error("globalThis.crypto is not available, polyfill required (crypto.getRandomValues only)");
diff --git a/src/internal/filepathlite/path_js_wasm.go b/src/internal/filepathlite/path_js_wasm.go
new file mode 100644
index 00000000000000..b8bee68ab07af6
--- /dev/null
+++ b/src/internal/filepathlite/path_js_wasm.go
@@ -0,0 +1,36 @@
+// Copyright 2024 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build js && wasm
+
+package filepathlite
+
+import "syscall/js"
+
+func IsPathSeparator(c uint8) bool {
+	return c == '\\' || c == '/'
+}
+
+var jsPath = js.Global().Get("path")
+
+var (
+	Separator = jsPath.Get("sep").String()[0]
+)
+
+func isLocal(path string) bool {
+	return !jsPath.Call("isAbsolute", path).Bool()
+}
+
+func localize(path string) (string, error) {
+	return jsPath.Call("normalize", path).String(), nil
+}
+
+func IsAbs(path string) bool {
+	return jsPath.Call("isAbsolute", path).Bool()
+}
+
+func volumeNameLen(path string) int {
+	length := jsPath.Call("parse", path).Get("root").Get("length").Int()
+	return max(0, length-1)
+}
diff --git a/src/internal/filepathlite/path_unix.go b/src/internal/filepathlite/path_unix.go
index e31f1ae74f7479..2c5ee8b9d41912 100644
--- a/src/internal/filepathlite/path_unix.go
+++ b/src/internal/filepathlite/path_unix.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build unix || (js && wasm) || wasip1
+//go:build unix || wasip1
 
 package filepathlite
 

From f490e6de8f2374047c5e0d091174d8dce2742780 Mon Sep 17 00:00:00 2001
From: Zxilly <zxilly@outlook.com>
Date: Sun, 11 Aug 2024 03:58:10 +0800
Subject: [PATCH 2/2] fix style

---
 misc/wasm/wasm_exec.js | 36 ++++++++++++++++++------------------
 1 file changed, 18 insertions(+), 18 deletions(-)

diff --git a/misc/wasm/wasm_exec.js b/misc/wasm/wasm_exec.js
index 6531701c62643a..3cd2e08be106da 100644
--- a/misc/wasm/wasm_exec.js
+++ b/misc/wasm/wasm_exec.js
@@ -73,25 +73,25 @@
 		}
 	}
 
-    if (!globalThis.path) {
-        globalThis.path = {
-            resolve(...pathSegments) {
-                return pathSegments.join("/");
-            },
-            isAbsolute(path) {
-                return path[0] === "/";
-            },
-            parse(path) {
-                return {
-                    root: "/"
-                }
-            },
-            normalize(path) {
-                return path;
-            },
+	if (!globalThis.path) {
+		globalThis.path = {
+			resolve(...pathSegments) {
+				return pathSegments.join("/");
+			},
+			isAbsolute(path) {
+				return path[0] === "/";
+			},
+			parse(path) {
+				return {
+					root: "/"
+				}
+			},
+			normalize(path) {
+				return path;
+			},
 			sep: "/",
-        }
-    }
+		}
+	}
 
 	if (!globalThis.crypto) {
 		throw new Error("globalThis.crypto is not available, polyfill required (crypto.getRandomValues only)");