Check for clang-format 18.

CHANGELOG.md

@@ -18,6 +18,7 @@
 - Update Ubuntu image to 24.04 (#1080)
 - `vroom` workflow uses g++-14 and clang++-18 (#1080)
 - `vroom + libosrm` workflow uses g++-13 and clang++-17 (#1080)
+- Update clang-format to 18 (#1148)
 
 ### Fixed
 

scripts/format.sh

@@ -9,7 +9,7 @@ set -o nounset
 
 # Runs the Clang Formatter in parallel on the code base.
 # Return codes:
-#  - 1 there are files to be formatted or clang-format 6.0 is missing
+#  - 1 there are files to be formatted or clang-format 18 is missing
 #  - 0 everything looks fine
 
 # Get CPU count
@@ -22,18 +22,18 @@ elif [[ ${OS} = "Darwin" ]] ; then
 fi
 
 # Discover clang-format
-if type clang-format-15 2> /dev/null ; then
-    CLANG_FORMAT=clang-format-15
+if type clang-format-18 2> /dev/null ; then
+    CLANG_FORMAT=clang-format-18
 elif type clang-format 2> /dev/null ; then
     # Clang format found, but need to check version
     CLANG_FORMAT=clang-format
     V=$(clang-format --version)
-    if [[ $V != *15.0* ]] ; then
-        echo "clang-format is not 15.0 (returned ${V})"
+    if [[ $V != *18* ]] ; then
+        echo "clang-format is not 18 (returned ${V})"
         exit 1
     fi
 else
-    echo "No appropriate clang-format found (expected clang-format-15, or clang-format)"
+    echo "No appropriate clang-format found (expected clang-format-18, or clang-format)"
     exit 1
 fi