Nodejs fixes

overrides/nodejs/default.nix

@@ -660,6 +660,17 @@ in
       };
     };
 
+    sqlite3 = {
+      build = {
+        # See its README for build instructions
+        # TODO It needs different flags for electron, use $electronHeaders
+        buildScript = ''
+          node-pre-gyp install --build-from-source --nodedir=$nodeSources --offline --runtime=node --sqlite=${pkgs.sqlite}
+        '';
+        nativeBuildInputs = old: old ++ [pkgs.sqlite];
+      };
+    };
+
     tabby = {
       inherit cntr;
       fix-build = {

src/subsystems/nodejs/builders/granular/default.nix

@@ -45,9 +45,11 @@
     nodejs =
       if args ? nodejs
       then args.nodejs
-      else
+      else if nodejsVersion != null
+      then
         pkgs."nodejs-${builtins.toString nodejsVersion}_x"
-        or (throw "Could not find nodejs version '${nodejsVersion}' in pkgs");
+        or (throw "Could not find nodejs version '${nodejsVersion}' in pkgs")
+      else pkgs.nodejs;
 
     nodeSources = runCommandLocal "node-sources" {} ''
       tar --no-same-owner --no-same-permissions -xf ${nodejs.src}
@@ -368,7 +370,6 @@
           rm $nodeModules/$packageName/package.json.old
 
           # run python script (see comment above):
-          cp package.json package.json.bak
           python $fixPackage \
           || \
           # exit code 3 -> the package is incompatible to the current platform
@@ -385,8 +386,6 @@
           if [ -f ./tsconfig.json ] \
               && node -e 'require("typescript")' &>/dev/null; then
             node ${./tsconfig-to-json.js}
-            ${pkgs.jq}/bin/jq ".compilerOptions.preserveSymlinks = true" tsconfig.json \
-                | ${pkgs.moreutils}/bin/sponge tsconfig.json
           fi
         '';
 

src/subsystems/nodejs/builders/granular/fix-package.py

@@ -39,7 +39,7 @@
     f"{package_json.get('version')} -> {version}",
     file=sys.stderr
   )
-  changed = True
+  package_json['origVersion'] = package_json['version'] 
   package_json['version'] = version
 
 
@@ -48,6 +48,7 @@
 # as NPM install will otherwise re-fetch these
 if 'dependencies' in package_json:
   dependencies = package_json['dependencies']
+  depsChanged = False
   # dependencies can be a list or dict
   for pname in dependencies:
     if 'bundledDependencies' in package_json\
@@ -58,17 +59,21 @@
         f"WARNING: Dependency {pname} wanted but not available. Ignoring.",
         file=sys.stderr
       )
+      depsChanged = True
       continue
     version =\
       'unknown' if isinstance(dependencies, list) else dependencies[pname]
     if available_deps[pname] != version:
-      version = available_deps[pname]
-      changed = True
+      depsChanged = True
       print(
         f"package.json: Pinning version '{version}' to '{available_deps[pname]}'"
         f" for dependency '{pname}'",
         file=sys.stderr
       )
+  if depsChanged:
+    changed = True
+    package_json['dependencies'] = available_deps
+    package_json['origDependencies'] = dependencies
 
 # write changes to package.json
 if changed:

src/subsystems/nodejs/builders/granular/tsconfig-to-json.js

@@ -1,19 +1,21 @@
 try {
-  console.log(require.resolve("typescript"));
-} catch(e) {
-  console.error("typescript is not found");
-  process.exit(e.code);
+  require.resolve("typescript");
+} catch (e) {
+  process.exit(0);
 }
 
-const ts = require("typescript")
-const fs = require('fs')
+const ts = require("typescript");
+const fs = require("fs");
 
 try {
-  const data = fs.readFileSync('tsconfig.json', 'utf8')
+  const data = fs.readFileSync("tsconfig.json", "utf8");
 } catch (err) {
-  console.error(err)
+  console.error(err);
 }
 
-config = ts.parseConfigFileTextToJson(data)
-newdata = JSON.stringify(config)
-fs.writeFileSync('tsconfig.json', newdata);
+config = ts.parseConfigFileTextToJson(data);
+
+// https://www.typescriptlang.org/tsconfig#preserveSymlinks
+config.compilerOptions.preserveSymlinks = true;
+
+fs.writeFileSync("tsconfig.json", JSON.stringify(config));

src/subsystems/nodejs/discoverers/default/default.nix

@@ -165,7 +165,13 @@
       currentProjectInfo = dlib.construct.discoveredProject {
         inherit subsystem;
         inherit (tree) relPath;
-        name = tree.files."package.json".jsonContent.name or tree.relPath;
+        name =
+          tree.files."package.json".jsonContent.name
+          or (
+            if tree.relPath == ""
+            then "noname"
+            else tree.relPath
+          );
         translators = getTranslatorNames tree.fullPath;
         subsystemInfo = l.optionalAttrs (workspaces != []) {
           workspaces =

src/subsystems/nodejs/translators/package-lock/default.nix

@@ -291,7 +291,7 @@ in rec {
     # the nodejs version for translating, not for building.
     nodejs = {
       description = "nodejs version to use for building";
-      default = "14";
+      default = null;
       examples = [
         "14"
         "16"

src/subsystems/nodejs/translators/yarn-lock/default.nix

@@ -389,7 +389,7 @@ in {
 
     nodejs = {
       description = "nodejs version to use for building";
-      default = "14";
+      default = null;
       examples = [
         "14"
         "16"