From 350e67a8bb4171211c0193d15320bdb3032469e9 Mon Sep 17 00:00:00 2001
From: lihan <lihan@apache.org>
Date: Sun, 28 Apr 2024 14:18:17 +0800
Subject: [PATCH] fix: prefix match is not quite correct.

fix #229
---
 docs/plugins/create/howto.md         | 4 ++++
 docs/zh-hans/plugins/create/howto.md | 4 ++++
 internal/sdk.go                      | 8 ++++++--
 3 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/docs/plugins/create/howto.md b/docs/plugins/create/howto.md
index 74386aee..a891c88a 100644
--- a/docs/plugins/create/howto.md
+++ b/docs/plugins/create/howto.md
@@ -153,6 +153,10 @@ end
 
 ## Optional hook functions
 
+::: warning
+You must delete the corresponding `.lua` file if you do not need these hook functions!
+:::
+
 ### PostInstall
 
 This hook function is called after the `PreInstall` function is executed. It is used to execute additional operations,
diff --git a/docs/zh-hans/plugins/create/howto.md b/docs/zh-hans/plugins/create/howto.md
index 51ae6dd4..f04b29a2 100644
--- a/docs/zh-hans/plugins/create/howto.md
+++ b/docs/zh-hans/plugins/create/howto.md
@@ -147,6 +147,10 @@ end
 
 ## 可选钩子函数
 
+::: warning
+如果不需要这些钩子函数，请**删除对应的`.lua`文件**!
+::: 
+
 ### PostInstall
 
 拓展点，在`PreInstall`执行之后调用，用于执行额外的操作， 如编译源码等。根据需要实现。
diff --git a/internal/sdk.go b/internal/sdk.go
index 0e950a5d..5dcabd9f 100644
--- a/internal/sdk.go
+++ b/internal/sdk.go
@@ -254,9 +254,10 @@ func (b *Sdk) PreUse(version Version, scope UseScope) (Version, error) {
 			installedVersions = append(installedVersions, string(sdk.Main.Version))
 		}
 		sort.Sort(installedVersions)
-		prefix := string(version)
+		version := string(version)
+		prefix := version + "."
 		for _, v := range installedVersions {
-			if prefix == v {
+			if version == v {
 				newVersion = Version(v)
 				break
 			}
@@ -266,6 +267,9 @@ func (b *Sdk) PreUse(version Version, scope UseScope) (Version, error) {
 			}
 		}
 	}
+	if newVersion == "" {
+		return version, nil
+	}
 
 	return newVersion, nil
 }