From c501efe6b611092f41ccb48eef3d0c5f17e0e051 Mon Sep 17 00:00:00 2001
From: stevef <stevef@omen.home>
Date: Fri, 17 Apr 2026 13:20:09 +0200
Subject: [PATCH] refactor: reorganize scratch files into subdirectories to fix
 main collision in make check

---
 scratch/json/main.go     | 24 +++++++++++++++++++++++
 scratch/match/main.go    | 15 ++++++++++++++
 scratch/sanitize/main.go | 42 ++++++++++++++++++++++++++++++++++++++++
 3 files changed, 81 insertions(+)
 create mode 100644 scratch/json/main.go
 create mode 100644 scratch/match/main.go
 create mode 100644 scratch/sanitize/main.go

diff --git a/scratch/json/main.go b/scratch/json/main.go
new file mode 100644
index 000000000..e2d3877c4
--- /dev/null
+++ b/scratch/json/main.go
@@ -0,0 +1,24 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+)
+
+type Config struct {
+	AllowedTools map[string]bool `json:"allowed_tools"`
+}
+
+func main() {
+	data := []byte(`{"allowed_tools": {"hdn-server": true}}`)
+	var cfg Config
+	err := json.Unmarshal(data, &cfg)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+	fmt.Printf("Config: %+v\n", cfg)
+	for w, ok := range cfg.AllowedTools {
+		fmt.Printf("w: %q, ok: %v\n", w, ok)
+	}
+}
diff --git a/scratch/match/main.go b/scratch/match/main.go
new file mode 100644
index 000000000..dc02236e7
--- /dev/null
+++ b/scratch/match/main.go
@@ -0,0 +1,15 @@
+package main
+
+import (
+	"fmt"
+	"strings"
+)
+
+func main() {
+	tool := "mcp_hdn-server_weather"
+	w := "hdn-server"
+	match := strings.HasPrefix(tool, "mcp_"+w+"_") ||
+		strings.HasPrefix(tool, "tool_"+w+"_") ||
+		strings.HasPrefix(tool, w+"_")
+	fmt.Printf("Match: %v\n", match)
+}
diff --git a/scratch/sanitize/main.go b/scratch/sanitize/main.go
new file mode 100644
index 000000000..e08c3552a
--- /dev/null
+++ b/scratch/sanitize/main.go
@@ -0,0 +1,42 @@
+package main
+
+import (
+	"fmt"
+	"strings"
+)
+
+func sanitizeIdentifierComponent(s string) string {
+	s = strings.ToLower(s)
+	var b strings.Builder
+	b.Grow(len(s))
+	prevUnderscore := false
+	for _, r := range s {
+		isAllowed := (r >= 'a' && r <= 'z') ||
+			(r >= '0' && r <= '9') ||
+			r == '_' || r == '-'
+		if !isAllowed {
+			if !prevUnderscore {
+				b.WriteRune('_')
+				prevUnderscore = true
+			}
+			continue
+		}
+		if r == '_' {
+			if prevUnderscore {
+				continue
+			}
+			prevUnderscore = true
+		} else {
+			prevUnderscore = false
+		}
+		b.WriteRune(r)
+	}
+	result := strings.Trim(b.String(), "_")
+	if result == "" {
+		result = "unnamed"
+	}
+	return result
+}
+func main() {
+	fmt.Println(sanitizeIdentifierComponent("hdn-server"))
+}