fix build due to syntax module structure change

Author: mununki

scripts/ninja.js

@@ -1463,9 +1463,15 @@ function preprocessorNinjaSync() {
   var napkinFiles = fs
     .readdirSync(path.join(jscompDir, "..", "syntax", "src"), "ascii")
     .filter((x) => x.endsWith(".ml") || x.endsWith(".mli"));
-  var buildNapkinFiles = napkinFiles
+  var napkinCliFiles = fs
+    .readdirSync(path.join(jscompDir, "..", "syntax", "cli"), "ascii")
+    .filter((x) => x.endsWith(".ml") || x.endsWith(".mli"));
+  var buildNapkinFiles = napkinFiles 
     .map((file) => `o napkin/${file} : copy ../syntax/src/${file}`)
     .join("\n");
+  var buildNapkinCliFiles = napkinCliFiles 
+    .map((file) => `o napkin/${file} : copy ../syntax/cli/${file}`)
+    .join("\n");
   var cppoNative = `
 ocamlopt = ocamlopt.opt
 ocamllex = ocamllex.opt
@@ -1569,6 +1575,7 @@ rule copy
   command = cp $in $out
   description = $in -> $out    
 ${buildNapkinFiles}    
+${buildNapkinCliFiles}
 `;
   var cppoNinjaFile = "cppoVendor.ninja";
   writeFileSync(path.join(jscompDir, cppoNinjaFile), cppoNative);