Refactor files under 400-line limit

.claude/hooks/stop-file-length.sh

@@ -0,0 +1,42 @@
+#!/usr/bin/env bash
+set -eu
+
+MAX_LINES=400
+
+repo_root=$(git rev-parse --show-toplevel 2>/dev/null || true)
+if [ -z "$repo_root" ]; then
+    exit 0
+fi
+cd "$repo_root"
+
+skip_prefixes='^(artifacts/|benchmarks/CsvBenchmarks/(bin|obj)/|project/(Dataplat\.Dbatools\.Csv|dbatools|dbatools\.Tests)/(bin|obj)/|var/(misc|third-party-licenses)/|\.claude/)'
+binary_re='\.(7z|dll|exe|gif|gz|ico|jpe?g|nupkg|pdb|pdf|png|snupkg|ttf|vsix|woff2?|zip)$'
+
+violations=""
+
+while IFS= read -r path; do
+    [ -n "$path" ] || continue
+    norm=${path//\\//}
+
+    if [[ "$norm" =~ $skip_prefixes ]]; then continue; fi
+    if [[ "$norm" =~ $binary_re ]]; then continue; fi
+    [ -f "$norm" ] || continue
+
+    if grep -qIl '' "$norm" 2>/dev/null; then
+        lines=$(wc -l < "$norm" | tr -d ' ')
+        if [ "$lines" -gt "$MAX_LINES" ]; then
+            violations="${violations}  ${lines} lines: ${norm}"$'\n'
+        fi
+    fi
+done < <(git ls-files --cached --others --exclude-standard)
+
+if [ -n "$violations" ]; then
+    {
+        echo "Files exceed ${MAX_LINES}-line limit. Split structurally before finishing:"
+        echo ""
+        printf "%s" "$violations"
+    } >&2
+    exit 2
+fi
+
+exit 0

.claude/settings.json

@@ -0,0 +1,16 @@
+{
+  "hooks": {
+    "Stop": [
+      {
+        "hooks": [
+          {
+            "type": "command",
+            "command": "\"${CLAUDE_PROJECT_DIR:-.}\"/.claude/hooks/stop-file-length.sh",
+            "timeout": 15,
+            "statusMessage": "Checking file lengths (400-line limit)..."
+          }
+        ]
+      }
+    ]
+  }
+}

.codex/hooks/stop-file-length.sh

@@ -0,0 +1,42 @@
+#!/usr/bin/env bash
+set -eu
+
+MAX_LINES=400
+
+repo_root=$(git rev-parse --show-toplevel 2>/dev/null || true)
+if [ -z "$repo_root" ]; then
+    exit 0
+fi
+cd "$repo_root"
+
+skip_prefixes='^(artifacts/|benchmarks/CsvBenchmarks/(bin|obj)/|project/(Dataplat\.Dbatools\.Csv|dbatools|dbatools\.Tests)/(bin|obj)/|var/(misc|third-party-licenses)/|\.claude/)'
+binary_re='\.(7z|dll|exe|gif|gz|ico|jpe?g|nupkg|pdb|pdf|png|snupkg|ttf|vsix|woff2?|zip)$'
+
+violations=""
+
+while IFS= read -r path; do
+    [ -n "$path" ] || continue
+    norm=${path//\\//}
+
+    if [[ "$norm" =~ $skip_prefixes ]]; then continue; fi
+    if [[ "$norm" =~ $binary_re ]]; then continue; fi
+    [ -f "$norm" ] || continue
+
+    if grep -qIl '' "$norm" 2>/dev/null; then
+        lines=$(wc -l < "$norm" | tr -d ' ')
+        if [ "$lines" -gt "$MAX_LINES" ]; then
+            violations="${violations}  ${lines} lines: ${norm}"$'\n'
+        fi
+    fi
+done < <(git ls-files --cached --others --exclude-standard)
+
+if [ -n "$violations" ]; then
+    {
+        echo "Files exceed ${MAX_LINES}-line limit. Split structurally before finishing:"
+        echo ""
+        printf "%s" "$violations"
+    } >&2
+    exit 2
+fi
+
+exit 0

.codex/settings.json

@@ -0,0 +1,16 @@
+{
+  "hooks": {
+    "Stop": [
+      {
+        "hooks": [
+          {
+            "type": "command",
+            "command": "\"${CODEX_PROJECT_DIR:-.}\"/.codex/hooks/stop-file-length.sh",
+            "timeout": 15,
+            "statusMessage": "Checking file lengths (400-line limit)..."
+          }
+        ]
+      }
+    ]
+  }
+}