Windows: fix tar usage (#4)

* Use --force-local for tar to fix Windows
* npm publish: use directory, not tarball
* Add package/ to .gitignore

.ci/steps.sh

@@ -2,7 +2,7 @@
 
 set -o xtrace
 
-function new_section {
+new_section () {
     set +o xtrace
     echo ""
     echo ""
@@ -19,24 +19,27 @@ then
     yarn global add verdaccio
 fi
 
+VERDACCIO_PID=
 if ! lsof -i :4873 &> /dev/null;
 then
     new_section "Setting up verdaccio"
     mkdir -p ~/.config/verdaccio ~/.local/share/verdaccio/storage
     cp ./.ci/verdaccio-config.yaml ~/.config/verdaccio/config.yaml
     verdaccio&
+    VERDACCIO_PID="$!"
     sleep 1
 fi
 
 new_section "Packaging for NPM"
 node scripts/package.js 
 new_section "Publishing to local NPM"
-npm publish --registry $REGISTRY_URL $PWD/package.tar.gz
+tar -xf $PWD/package.tar.gz
+npm publish --registry $REGISTRY_URL $PWD/package
 
 cd esy-test/
 export ESY__PREFIX=$HOME/_esy_test/prefix
 rm -rf $ESY__PREFIX
 mkdir -p $ESY__PREFIX
 esy i --npm-registry $REGISTRY_URL
 esy b
-
+kill "$VERDACCIO_PID"

.gitignore

@@ -3,4 +3,5 @@ node_modules
 _esy
 _esy-package
 .log
-package.tar.gz
+package.tar.gz
+package/

scripts/package.js

@@ -131,9 +131,14 @@ let {
 } = manifest;
 
 function tar(filePath, destDir, gzip) {
-  cp.execSync(`tar -x${gzip ? "z" : ""}f ${filePath} -C ${destDir}`, {
-    stdio: "inherit",
-  });
+  cp.execSync(
+    `tar ${process.platform == "win32" ? "--force-local" : ""} -x${
+      gzip ? "z" : ""
+    }f ${filePath} -C ${destDir}`,
+    {
+      stdio: "inherit",
+    }
+  );
 }
 
 function unzip(filePath, destDir) {
@@ -142,6 +147,7 @@ function unzip(filePath, destDir) {
 
 let esyPackageDir = path.join(cwd, "_esy-package");
 mkdirpSync(esyPackageDir);
+console.log("debug", "Created", esyPackageDir);
 let pkgPath = esyPackageDir;
 download(source)
   .then((pathStr) => {