Add scripts and update swift-syntax version

Author: Kyle-Ye

Package.resolved

@@ -14,8 +14,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-syntax.git",
       "state" : {
-        "revision" : "6ad4ea24b01559dde0773e3d091f1b9e36175036",
-        "version" : "509.0.2"
+        "revision" : "64889f0c732f210a935a0ad7cda38f77f876262d",
+        "version" : "509.1.1"
       }
     },
     {

Scripts/demangle.sh

@@ -0,0 +1,30 @@
+#!/bin/zsh
+
+# A `realpath` alternative using the default C implementation.
+filepath() {
+  [[ $1 = /* ]] && echo "$1" || echo "$PWD/${1#./}"
+}
+
+OG_ROOT="$(dirname $(dirname $(filepath $0)))"
+
+# Get the language and input file path from the arguments
+language=${1:-"swift"}
+input_file=${2:-"$(dirname $(filepath $0))/demangle.txt"}
+
+echo "Demangling $input_file using $language mode"
+
+# Read each line of the input file
+while IFS= read -r line; do
+  # Demangle the line using the appropriate tool based on the language
+  if [[ $language == "swift" ]]; then
+    xcrun swift-demangle "$line"
+  elif [[ $language == "c++" ]]; then
+    c++filt "$line"
+  else
+    echo "Invalid language: $language"
+    echo "Usage: demangle.sh <language> <input file>"
+    echo "language: swift or c++, [default]: swift"
+    echo "input file: [default] demangle.txt"
+    exit 1
+  fi
+done < "$input_file"

Scripts/demangle.txt

@@ -0,0 +1,14 @@
+#!/bin/zsh
+
+# A `realpath` alternative using the default C implementation.
+filepath() {
+  [[ $1 = /* ]] && echo "$1" || echo "$PWD/${1#./}"
+}
+
+OG_ROOT="$(dirname $(dirname $(filepath $0)))"
+
+cd $OG_ROOT
+
+export OPENSWIFTUI_SWIFT_TESTING=0
+export OPENGRAPH_SWIFT_TESTING=0
+swift build -c release -Xswiftc -emit-module-interface -Xswiftc -enable-library-evolution