Import javascript CLI tools via node2nix

6 files changed, 1366 insertions, 0 deletions

diff --git a/modules/development/javascript.nix b/modules/development/javascript.nix
index 7771fc3..e9c598e 100644
--- a/modules/development/javascript.nix
+++ b/modules/development/javascript.nix
@@ -3,6 +3,10 @@
 let
   node = pkgs.unstable.nodejs-10_x;
   npmPackages = pkgs.unstable.nodePackages_10_x;
+  node2nixPackages = import ../../packages/node2nix/default.nix {
+    pkgs = pkgs.unstable;
+    nodejs = node;
+  };
 in
 { environment.systemPackages = (with pkgs.unstable; [
     node
@@ -35,5 +39,9 @@ in
     yarn
     prettier
     pnpm
+
+    node2nixPackages.prettier_d
+    node2nixPackages.dockerfile-language-server-nodejs
+    node2nixPackages.yaml-language-server
   ]);
 }
diff --git a/packages/node2nix/Makefile b/packages/node2nix/Makefile
new file mode 100644
index 0000000..d829eeb
--- /dev/null
+++ b/packages/node2nix/Makefile
@@ -0,0 +1,5 @@
+default.nix: node-packages.json
+	node2nix --nodejs-10 --input $<
+
+install: default.nix
+	nix-env -f default.nix -i
diff --git a/packages/node2nix/default.nix b/packages/node2nix/default.nix
new file mode 100644
index 0000000..fa0a148
--- /dev/null
+++ b/packages/node2nix/default.nix
@@ -0,0 +1,17 @@
+# This file has been generated by node2nix 1.7.0. Do not edit!
+
+{pkgs ? import <nixpkgs> {
+    inherit system;
+  }, system ? builtins.currentSystem, nodejs ? pkgs."nodejs-10_x"}:
+
+let
+  nodeEnv = import ./node-env.nix {
+    inherit (pkgs) stdenv python2 utillinux runCommand writeTextFile;
+    inherit nodejs;
+    libtool = if pkgs.stdenv.isDarwin then pkgs.darwin.cctools else null;
+  };
+in
+import ./node-packages.nix {
+  inherit (pkgs) fetchurl fetchgit;
+  inherit nodeEnv;
+}
\ No newline at end of file
diff --git a/packages/node2nix/node-env.nix b/packages/node2nix/node-env.nix
new file mode 100644
index 0000000..670556b
--- /dev/null
+++ b/packages/node2nix/node-env.nix
@@ -0,0 +1,540 @@
+# This file originates from node2nix
+
+{stdenv, nodejs, python2, utillinux, libtool, runCommand, writeTextFile}:
+
+let
+  python = if nodejs ? python then nodejs.python else python2;
+
+  # Create a tar wrapper that filters all the 'Ignoring unknown extended header keyword' noise
+  tarWrapper = runCommand "tarWrapper" {} ''
+    mkdir -p $out/bin
+
+    cat > $out/bin/tar <<EOF
+    #! ${stdenv.shell} -e
+    $(type -p tar) "\$@" --warning=no-unknown-keyword --delay-directory-restore
+    EOF
+
+    chmod +x $out/bin/tar
+  '';
+
+  # Function that generates a TGZ file from a NPM project
+  buildNodeSourceDist =
+    { name, version, src, ... }:
+
+    stdenv.mkDerivation {
+      name = "node-tarball-${name}-${version}";
+      inherit src;
+      buildInputs = [ nodejs ];
+      buildPhase = ''
+        export HOME=$TMPDIR
+        tgzFile=$(npm pack | tail -n 1) # Hooks to the pack command will add output (https://docs.npmjs.com/misc/scripts)
+      '';
+      installPhase = ''
+        mkdir -p $out/tarballs
+        mv $tgzFile $out/tarballs
+        mkdir -p $out/nix-support
+        echo "file source-dist $out/tarballs/$tgzFile" >> $out/nix-support/hydra-build-products
+      '';
+    };
+
+  includeDependencies = {dependencies}:
+    stdenv.lib.optionalString (dependencies != [])
+      (stdenv.lib.concatMapStrings (dependency:
+        ''
+          # Bundle the dependencies of the package
+          mkdir -p node_modules
+          cd node_modules
+
+          # Only include dependencies if they don't exist. They may also be bundled in the package.
+          if [ ! -e "${dependency.name}" ]
+          then
+              ${composePackage dependency}
+          fi
+
+          cd ..
+        ''
+      ) dependencies);
+
+  # Recursively composes the dependencies of a package
+  composePackage = { name, packageName, src, dependencies ? [], ... }@args:
+    ''
+      DIR=$(pwd)
+      cd $TMPDIR
+
+      unpackFile ${src}
+
+      # Make the base dir in which the target dependency resides first
+      mkdir -p "$(dirname "$DIR/${packageName}")"
+
+      if [ -f "${src}" ]
+      then
+          # Figure out what directory has been unpacked
+          packageDir="$(find . -maxdepth 1 -type d | tail -1)"
+
+          # Restore write permissions to make building work
+          find "$packageDir" -type d -exec chmod u+x {} \;
+          chmod -R u+w "$packageDir"
+
+          # Move the extracted tarball into the output folder
+          mv "$packageDir" "$DIR/${packageName}"
+      elif [ -d "${src}" ]
+      then
+          # Get a stripped name (without hash) of the source directory.
+          # On old nixpkgs it's already set internally.
+          if [ -z "$strippedName" ]
+          then
+              strippedName="$(stripHash ${src})"
+          fi
+
+          # Restore write permissions to make building work
+          chmod -R u+w "$strippedName"
+
+          # Move the extracted directory into the output folder
+          mv "$strippedName" "$DIR/${packageName}"
+      fi
+
+      # Unset the stripped name to not confuse the next unpack step
+      unset strippedName
+
+      # Include the dependencies of the package
+      cd "$DIR/${packageName}"
+      ${includeDependencies { inherit dependencies; }}
+      cd ..
+      ${stdenv.lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."}
+    '';
+
+  pinpointDependencies = {dependencies, production}:
+    let
+      pinpointDependenciesFromPackageJSON = writeTextFile {
+        name = "pinpointDependencies.js";
+        text = ''
+          var fs = require('fs');
+          var path = require('path');
+
+          function resolveDependencyVersion(location, name) {
+              if(location == process.env['NIX_STORE']) {
+                  return null;
+              } else {
+                  var dependencyPackageJSON = path.join(location, "node_modules", name, "package.json");
+
+                  if(fs.existsSync(dependencyPackageJSON)) {
+                      var dependencyPackageObj = JSON.parse(fs.readFileSync(dependencyPackageJSON));
+
+                      if(dependencyPackageObj.name == name) {
+                          return dependencyPackageObj.version;
+                      }
+                  } else {
+                      return resolveDependencyVersion(path.resolve(location, ".."), name);
+                  }
+              }
+          }
+
+          function replaceDependencies(dependencies) {
+              if(typeof dependencies == "object" && dependencies !== null) {
+                  for(var dependency in dependencies) {
+                      var resolvedVersion = resolveDependencyVersion(process.cwd(), dependency);
+
+                      if(resolvedVersion === null) {
+                          process.stderr.write("WARNING: cannot pinpoint dependency: "+dependency+", context: "+process.cwd()+"\n");
+                      } else {
+                          dependencies[dependency] = resolvedVersion;
+                      }
+                  }
+              }
+          }
+
+          /* Read the package.json configuration */
+          var packageObj = JSON.parse(fs.readFileSync('./package.json'));
+
+          /* Pinpoint all dependencies */
+          replaceDependencies(packageObj.dependencies);
+          if(process.argv[2] == "development") {
+              replaceDependencies(packageObj.devDependencies);
+          }
+          replaceDependencies(packageObj.optionalDependencies);
+
+          /* Write the fixed package.json file */
+          fs.writeFileSync("package.json", JSON.stringify(packageObj, null, 2));
+        '';
+      };
+    in
+    ''
+      node ${pinpointDependenciesFromPackageJSON} ${if production then "production" else "development"}
+
+      ${stdenv.lib.optionalString (dependencies != [])
+        ''
+          if [ -d node_modules ]
+          then
+              cd node_modules
+              ${stdenv.lib.concatMapStrings (dependency: pinpointDependenciesOfPackage dependency) dependencies}
+              cd ..
+          fi
+        ''}
+    '';
+
+  # Recursively traverses all dependencies of a package and pinpoints all
+  # dependencies in the package.json file to the versions that are actually
+  # being used.
+
+  pinpointDependenciesOfPackage = { packageName, dependencies ? [], production ? true, ... }@args:
+    ''
+      if [ -d "${packageName}" ]
+      then
+          cd "${packageName}"
+          ${pinpointDependencies { inherit dependencies production; }}
+          cd ..
+          ${stdenv.lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."}
+      fi
+    '';
+
+  # Extract the Node.js source code which is used to compile packages with
+  # native bindings
+  nodeSources = runCommand "node-sources" {} ''
+    tar --no-same-owner --no-same-permissions -xf ${nodejs.src}
+    mv node-* $out
+  '';
+
+  # Script that adds _integrity fields to all package.json files to prevent NPM from consulting the cache (that is empty)
+  addIntegrityFieldsScript = writeTextFile {
+    name = "addintegrityfields.js";
+    text = ''
+      var fs = require('fs');
+      var path = require('path');
+
+      function augmentDependencies(baseDir, dependencies) {
+          for(var dependencyName in dependencies) {
+              var dependency = dependencies[dependencyName];
+
+              // Open package.json and augment metadata fields
+              var packageJSONDir = path.join(baseDir, "node_modules", dependencyName);
+              var packageJSONPath = path.join(packageJSONDir, "package.json");
+
+              if(fs.existsSync(packageJSONPath)) { // Only augment packages that exist. Sometimes we may have production installs in which development dependencies can be ignored
+                  console.log("Adding metadata fields to: "+packageJSONPath);
+                  var packageObj = JSON.parse(fs.readFileSync(packageJSONPath));
+
+                  if(dependency.integrity) {
+                      packageObj["_integrity"] = dependency.integrity;
+                  } else {
+                      packageObj["_integrity"] = "sha1-000000000000000000000000000="; // When no _integrity string has been provided (e.g. by Git dependencies), add a dummy one. It does not seem to harm and it bypasses downloads.
+                  }
+
+                  if(dependency.resolved) {
+                      packageObj["_resolved"] = dependency.resolved; // Adopt the resolved property if one has been provided
+                  } else {
+                      packageObj["_resolved"] = dependency.version; // Set the resolved version to the version identifier. This prevents NPM from cloning Git repositories.
+                  }
+
+                  if(dependency.from !== undefined) { // Adopt from property if one has been provided
+                      packageObj["_from"] = dependency.from;
+                  }
+
+                  fs.writeFileSync(packageJSONPath, JSON.stringify(packageObj, null, 2));
+              }
+
+              // Augment transitive dependencies
+              if(dependency.dependencies !== undefined) {
+                  augmentDependencies(packageJSONDir, dependency.dependencies);
+              }
+          }
+      }
+
+      if(fs.existsSync("./package-lock.json")) {
+          var packageLock = JSON.parse(fs.readFileSync("./package-lock.json"));
+
+          if(packageLock.lockfileVersion !== 1) {
+             process.stderr.write("Sorry, I only understand lock file version 1!\n");
+             process.exit(1);
+          }
+
+          if(packageLock.dependencies !== undefined) {
+              augmentDependencies(".", packageLock.dependencies);
+          }
+      }
+    '';
+  };
+
+  # Reconstructs a package-lock file from the node_modules/ folder structure and package.json files with dummy sha1 hashes
+  reconstructPackageLock = writeTextFile {
+    name = "addintegrityfields.js";
+    text = ''
+      var fs = require('fs');
+      var path = require('path');
+
+      var packageObj = JSON.parse(fs.readFileSync("package.json"));
+
+      var lockObj = {
+          name: packageObj.name,
+          version: packageObj.version,
+          lockfileVersion: 1,
+          requires: true,
+          dependencies: {}
+      };
+
+      function augmentPackageJSON(filePath, dependencies) {
+          var packageJSON = path.join(filePath, "package.json");
+          if(fs.existsSync(packageJSON)) {
+              var packageObj = JSON.parse(fs.readFileSync(packageJSON));
+              dependencies[packageObj.name] = {
+                  version: packageObj.version,
+                  integrity: "sha1-000000000000000000000000000=",
+                  dependencies: {}
+              };
+              processDependencies(path.join(filePath, "node_modules"), dependencies[packageObj.name].dependencies);
+          }
+      }
+
+      function processDependencies(dir, dependencies) {
+          if(fs.existsSync(dir)) {
+              var files = fs.readdirSync(dir);
+
+              files.forEach(function(entry) {
+                  var filePath = path.join(dir, entry);
+                  var stats = fs.statSync(filePath);
+
+                  if(stats.isDirectory()) {
+                      if(entry.substr(0, 1) == "@") {
+                          // When we encounter a namespace folder, augment all packages belonging to the scope
+                          var pkgFiles = fs.readdirSync(filePath);
+
+                          pkgFiles.forEach(function(entry) {
+                              if(stats.isDirectory()) {
+                                  var pkgFilePath = path.join(filePath, entry);
+                                  augmentPackageJSON(pkgFilePath, dependencies);
+                              }
+                          });
+                      } else {
+                          augmentPackageJSON(filePath, dependencies);
+                      }
+                  }
+              });
+          }
+      }
+
+      processDependencies("node_modules", lockObj.dependencies);
+
+      fs.writeFileSync("package-lock.json", JSON.stringify(lockObj, null, 2));
+    '';
+  };
+
+  prepareAndInvokeNPM = {packageName, bypassCache, reconstructLock, npmFlags, production}:
+    let
+      forceOfflineFlag = if bypassCache then "--offline" else "--registry http://www.example.com";
+    in
+    ''
+        # Pinpoint the versions of all dependencies to the ones that are actually being used
+        echo "pinpointing versions of dependencies..."
+        source $pinpointDependenciesScriptPath
+
+        # Patch the shebangs of the bundled modules to prevent them from
+        # calling executables outside the Nix store as much as possible
+        patchShebangs .
+
+        # Deploy the Node.js package by running npm install. Since the
+        # dependencies have been provided already by ourselves, it should not
+        # attempt to install them again, which is good, because we want to make
+        # it Nix's responsibility. If it needs to install any dependencies
+        # anyway (e.g. because the dependency parameters are
+        # incomplete/incorrect), it fails.
+        #
+        # The other responsibilities of NPM are kept -- version checks, build
+        # steps, postprocessing etc.
+
+        export HOME=$TMPDIR
+        cd "${packageName}"
+        runHook preRebuild
+
+        ${stdenv.lib.optionalString bypassCache ''
+          ${stdenv.lib.optionalString reconstructLock ''
+            if [ -f package-lock.json ]
+            then
+                echo "WARNING: Reconstruct lock option enabled, but a lock file already exists!"
+                echo "This will most likely result in version mismatches! We will remove the lock file and regenerate it!"
+                rm package-lock.json
+            else
+                echo "No package-lock.json file found, reconstructing..."
+            fi
+
+            node ${reconstructPackageLock}
+          ''}
+
+          node ${addIntegrityFieldsScript}
+        ''}
+
+        npm ${forceOfflineFlag} --nodedir=${nodeSources} ${npmFlags} ${stdenv.lib.optionalString production "--production"} rebuild
+
+        if [ "$dontNpmInstall" != "1" ]
+        then
+            # NPM tries to download packages even when they already exist if npm-shrinkwrap is used.
+            rm -f npm-shrinkwrap.json
+
+            npm ${forceOfflineFlag} --nodedir=${nodeSources} ${npmFlags} ${stdenv.lib.optionalString production "--production"} install
+        fi
+    '';
+
+  # Builds and composes an NPM package including all its dependencies
+  buildNodePackage =
+    { name
+    , packageName
+    , version
+    , dependencies ? []
+    , buildInputs ? []
+    , production ? true
+    , npmFlags ? ""
+    , dontNpmInstall ? false
+    , bypassCache ? false
+    , reconstructLock ? false
+    , preRebuild ? ""
+    , dontStrip ? true
+    , unpackPhase ? "true"
+    , buildPhase ? "true"
+    , ... }@args:
+
+    let
+      extraArgs = removeAttrs args [ "name" "dependencies" "buildInputs" "dontStrip" "dontNpmInstall" "preRebuild" "unpackPhase" "buildPhase" ];
+    in
+    stdenv.mkDerivation ({
+      name = "node_${name}-${version}";
+      buildInputs = [ tarWrapper python nodejs ]
+        ++ stdenv.lib.optional (stdenv.isLinux) utillinux
+        ++ stdenv.lib.optional (stdenv.isDarwin) libtool
+        ++ buildInputs;
+
+      inherit dontStrip; # Stripping may fail a build for some package deployments
+      inherit dontNpmInstall preRebuild unpackPhase buildPhase;
+
+      compositionScript = composePackage args;
+      pinpointDependenciesScript = pinpointDependenciesOfPackage args;
+
+      passAsFile = [ "compositionScript" "pinpointDependenciesScript" ];
+
+      installPhase = ''
+        # Create and enter a root node_modules/ folder
+        mkdir -p $out/lib/node_modules
+        cd $out/lib/node_modules
+
+        # Compose the package and all its dependencies
+        source $compositionScriptPath
+
+        ${prepareAndInvokeNPM { inherit packageName bypassCache reconstructLock npmFlags production; }}
+
+        # Create symlink to the deployed executable folder, if applicable
+        if [ -d "$out/lib/node_modules/.bin" ]
+        then
+            ln -s $out/lib/node_modules/.bin $out/bin
+        fi
+
+        # Create symlinks to the deployed manual page folders, if applicable
+        if [ -d "$out/lib/node_modules/${packageName}/man" ]
+        then
+            mkdir -p $out/share
+            for dir in "$out/lib/node_modules/${packageName}/man/"*
+            do
+                mkdir -p $out/share/man/$(basename "$dir")
+                for page in "$dir"/*
+                do
+                    ln -s $page $out/share/man/$(basename "$dir")
+                done
+            done
+        fi
+
+        # Run post install hook, if provided
+        runHook postInstall
+      '';
+    } // extraArgs);
+
+  # Builds a development shell
+  buildNodeShell =
+    { name
+    , packageName
+    , version
+    , src
+    , dependencies ? []
+    , buildInputs ? []
+    , production ? true
+    , npmFlags ? ""
+    , dontNpmInstall ? false
+    , bypassCache ? false
+    , reconstructLock ? false
+    , dontStrip ? true
+    , unpackPhase ? "true"
+    , buildPhase ? "true"
+    , ... }@args:
+
+    let
+      extraArgs = removeAttrs args [ "name" "dependencies" "buildInputs" ];
+
+      nodeDependencies = stdenv.mkDerivation ({
+        name = "node-dependencies-${name}-${version}";
+
+        buildInputs = [ tarWrapper python nodejs ]
+          ++ stdenv.lib.optional (stdenv.isLinux) utillinux
+          ++ stdenv.lib.optional (stdenv.isDarwin) libtool
+          ++ buildInputs;
+
+        inherit dontStrip; # Stripping may fail a build for some package deployments
+        inherit dontNpmInstall unpackPhase buildPhase;
+
+        includeScript = includeDependencies { inherit dependencies; };
+        pinpointDependenciesScript = pinpointDependenciesOfPackage args;
+
+        passAsFile = [ "includeScript" "pinpointDependenciesScript" ];
+
+        installPhase = ''
+          mkdir -p $out/${packageName}
+          cd $out/${packageName}
+
+          source $includeScriptPath
+
+          # Create fake package.json to make the npm commands work properly
+          cp ${src}/package.json .
+          chmod 644 package.json
+          ${stdenv.lib.optionalString bypassCache ''
+            if [ -f ${src}/package-lock.json ]
+            then
+                cp ${src}/package-lock.json .
+            fi
+          ''}
+
+          # Go to the parent folder to make sure that all packages are pinpointed
+          cd ..
+          ${stdenv.lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."}
+
+          ${prepareAndInvokeNPM { inherit packageName bypassCache reconstructLock npmFlags production; }}
+
+          # Expose the executables that were installed
+          cd ..
+          ${stdenv.lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."}
+
+          mv ${packageName} lib
+          ln -s $out/lib/node_modules/.bin $out/bin
+        '';
+      } // extraArgs);
+    in
+    stdenv.mkDerivation {
+      name = "node-shell-${name}-${version}";
+
+      buildInputs = [ python nodejs ] ++ stdenv.lib.optional (stdenv.isLinux) utillinux ++ buildInputs;
+      buildCommand = ''
+        mkdir -p $out/bin
+        cat > $out/bin/shell <<EOF
+        #! ${stdenv.shell} -e
+        $shellHook
+        exec ${stdenv.shell}
+        EOF
+        chmod +x $out/bin/shell
+      '';
+
+      # Provide the dependencies in a development shell through the NODE_PATH environment variable
+      inherit nodeDependencies;
+      shellHook = stdenv.lib.optionalString (dependencies != []) ''
+        export NODE_PATH=$nodeDependencies/lib/node_modules
+        export PATH="$nodeDependencies/bin:$PATH"
+      '';
+    };
+in
+{
+  buildNodeSourceDist = stdenv.lib.makeOverridable buildNodeSourceDist;
+  buildNodePackage = stdenv.lib.makeOverridable buildNodePackage;
+  buildNodeShell = stdenv.lib.makeOverridable buildNodeShell;
+}
diff --git a/packages/node2nix/node-packages.json b/packages/node2nix/node-packages.json
new file mode 100644
index 0000000..badad3d
--- /dev/null
+++ b/packages/node2nix/node-packages.json
@@ -0,0 +1,5 @@
+[
+  "prettier_d",
+  "dockerfile-language-server-nodejs",
+  "yaml-language-server"
+]
diff --git a/packages/node2nix/node-packages.nix b/packages/node2nix/node-packages.nix
new file mode 100644
index 0000000..660b51a
--- /dev/null
+++ b/packages/node2nix/node-packages.nix
@@ -0,0 +1,791 @@
+# This file has been generated by node2nix 1.7.0. Do not edit!
+
+{nodeEnv, fetchurl, fetchgit, globalBuildInputs ? []}:
+
+let
+  sources = {
+    "agent-base-4.3.0" = {
+      name = "agent-base";
+      packageName = "agent-base";
+      version = "4.3.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/agent-base/-/agent-base-4.3.0.tgz";
+        sha512 = "salcGninV0nPrwpGNn4VTXBb1SOuXQBiqbrNXoeizJsHrsL6ERFM2Ne3JUSBWRE6aeNJI2ROP/WEEIDUiDe3cg==";
+      };
+    };
+    "ansi-styles-3.2.1" = {
+      name = "ansi-styles";
+      packageName = "ansi-styles";
+      version = "3.2.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.1.tgz";
+        sha512 = "VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==";
+      };
+    };
+    "argparse-1.0.10" = {
+      name = "argparse";
+      packageName = "argparse";
+      version = "1.0.10";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz";
+        sha512 = "o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==";
+      };
+    };
+    "bluebird-3.5.5" = {
+      name = "bluebird";
+      packageName = "bluebird";
+      version = "3.5.5";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/bluebird/-/bluebird-3.5.5.tgz";
+        sha512 = "5am6HnnfN+urzt4yfg7IgTbotDjIT/u8AJpEt0sIU9FtXfVeezXAPKswrG+xKUCOYAINpSdgZVDU6QFh+cuH3w==";
+      };
+    };
+    "camelcase-4.1.0" = {
+      name = "camelcase";
+      packageName = "camelcase";
+      version = "4.1.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/camelcase/-/camelcase-4.1.0.tgz";
+        sha1 = "d545635be1e33c542649c69173e5de6acfae34dd";
+      };
+    };
+    "camelcase-keys-4.2.0" = {
+      name = "camelcase-keys";
+      packageName = "camelcase-keys";
+      version = "4.2.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/camelcase-keys/-/camelcase-keys-4.2.0.tgz";
+        sha1 = "a2aa5fb1af688758259c32c141426d78923b9b77";
+      };
+    };
+    "chalk-2.4.2" = {
+      name = "chalk";
+      packageName = "chalk";
+      version = "2.4.2";
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+        sha512 = "5vL3OXTUuQpn6+tGd47dopio+7WwbtIZ07zfYMzAUX8eVWPZjfEsLeSWmQk5Xw+vwgu+j5zC4koz5UofLDGGRA==";
+      };
+    };
+    "vscode-jsonrpc-4.0.0" = {
+      name = "vscode-jsonrpc";
+      packageName = "vscode-jsonrpc";
+      version = "4.0.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/vscode-jsonrpc/-/vscode-jsonrpc-4.0.0.tgz";
+        sha512 = "perEnXQdQOJMTDFNv+UF3h1Y0z4iSiaN9jIlb0OqIYgosPCZGYh/MCUlkFtV2668PL69lRDO32hmvL2yiidUYg==";
+      };
+    };
+    "vscode-languageserver-5.2.1" = {
+      name = "vscode-languageserver";
+      packageName = "vscode-languageserver";
+      version = "5.2.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/vscode-languageserver/-/vscode-languageserver-5.2.1.tgz";
+        sha512 = "GuayqdKZqAwwaCUjDvMTAVRPJOp/SLON3mJ07eGsx/Iq9HjRymhKWztX41rISqDKhHVVyFM+IywICyZDla6U3A==";
+      };
+    };
+    "vscode-languageserver-protocol-3.14.1" = {
+      name = "vscode-languageserver-protocol";
+      packageName = "vscode-languageserver-protocol";
+      version = "3.14.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/vscode-languageserver-protocol/-/vscode-languageserver-protocol-3.14.1.tgz";
+        sha512 = "IL66BLb2g20uIKog5Y2dQ0IiigW0XKrvmWiOvc0yXw80z3tMEzEnHjaGAb3ENuU7MnQqgnYJ1Cl2l9RvNgDi4g==";
+      };
+    };
+    "vscode-languageserver-types-3.14.0" = {
+      name = "vscode-languageserver-types";
+      packageName = "vscode-languageserver-types";
+      version = "3.14.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/vscode-languageserver-types/-/vscode-languageserver-types-3.14.0.tgz";
+        sha512 = "lTmS6AlAlMHOvPQemVwo3CezxBp0sNB95KNPkqp3Nxd5VFEnuG1ByM0zlRWos0zjO3ZWtkvhal0COgiV1xIA4A==";
+      };
+    };
+    "vscode-languageserver-types-3.15.0-next.4" = {
+      name = "vscode-languageserver-types";
+      packageName = "vscode-languageserver-types";
+      version = "3.15.0-next.4";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/vscode-languageserver-types/-/vscode-languageserver-types-3.15.0-next.4.tgz";
+        sha512 = "IKIWTdUPBnOtwznIrhxKnjVZ7hYxEzwZ3M2xmDi7OjjexuOM6LnGtoo1Dv4wYSik4epK4STEib6e8da2GxUsJA==";
+      };
+    };
+    "vscode-languageserver-types-3.6.0" = {
+      name = "vscode-languageserver-types";
+      packageName = "vscode-languageserver-types";
+      version = "3.6.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/vscode-languageserver-types/-/vscode-languageserver-types-3.6.0.tgz";
+        sha512 = "GSgQtGmtza4PoNH0+iHWylWg/1sw2DODezqYWRxbN910dPchI3CQaSJN76csKcQGv55wsWgX82T6n74q8mFSpw==";
+      };
+    };
+    "vscode-nls-4.1.1" = {
+      name = "vscode-nls";
+      packageName = "vscode-nls";
+      version = "4.1.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/vscode-nls/-/vscode-nls-4.1.1.tgz";
+        sha512 = "4R+2UoUUU/LdnMnFjePxfLqNhBS8lrAFyX7pjb2ud/lqDkrUavFUTcG7wR0HBZFakae0Q6KLBFjMS6W93F403A==";
+      };
+    };
+    "vscode-uri-1.0.8" = {
+      name = "vscode-uri";
+      packageName = "vscode-uri";
+      version = "1.0.8";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/vscode-uri/-/vscode-uri-1.0.8.tgz";
+        sha512 = "obtSWTlbJ+a+TFRYGaUumtVwb+InIUVI0Lu0VBUAPmj2cU5JutEXg3xUE0c2J5Tcy7h2DEKVJBFi+Y9ZSFzzPQ==";
+      };
+    };
+    "vscode-uri-2.0.3" = {
+      name = "vscode-uri";
+      packageName = "vscode-uri";
+      version = "2.0.3";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/vscode-uri/-/vscode-uri-2.0.3.tgz";
+        sha512 = "4D3DI3F4uRy09WNtDGD93H9q034OHImxiIcSq664Hq1Y1AScehlP3qqZyTkX/RWxeu0MRMHGkrxYqm2qlDF/aw==";
+      };
+    };
+    "wordwrap-1.0.0" = {
+      name = "wordwrap";
+      packageName = "wordwrap";
+      version = "1.0.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/wordwrap/-/wordwrap-1.0.0.tgz";
+        sha1 = "27584810891456a4171c8d0226441ade90cbcaeb";
+      };
+    };
+    "yaml-ast-parser-custom-tags-0.0.43" = {
+      name = "yaml-ast-parser-custom-tags";
+      packageName = "yaml-ast-parser-custom-tags";
+      version = "0.0.43";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/yaml-ast-parser-custom-tags/-/yaml-ast-parser-custom-tags-0.0.43.tgz";
+        sha512 = "R5063FF/JSAN6qXCmylwjt9PcDH6M0ExEme/nJBzLspc6FJDmHHIqM7xh2WfEmsTJqClF79A9VkXjkAqmZw9SQ==";
+      };
+    };
+  };
+in
+{
+  prettier_d = nodeEnv.buildNodePackage {
+    name = "prettier_d";
+    packageName = "prettier_d";
+    version = "5.7.4";
+    src = fetchurl {
+      url = "https://registry.npmjs.org/prettier_d/-/prettier_d-5.7.4.tgz";
+      sha512 = "gip1vAQw8T2/l3ur84h2Q7RelHAegaBF8V+D70Jc0/FqpfRTKQrqPJTRQg8fxHZuBVCpY3tcsI5So8h/ltCfsA==";
+    };
+    dependencies = [
+      sources."ansi-styles-3.2.1"
+      sources."bluebird-3.5.5"
+      sources."camelcase-4.1.0"
+      sources."camelcase-keys-4.2.0"
+      (sources."chalk-2.4.2" // {
+        dependencies = [
+          sources."supports-color-5.5.0"
+        ];
+      })
+      sources."color-convert-1.9.3"
+      sources."color-name-1.1.3"
+      sources."commander-2.20.0"
+      sources."config-attendant-0.1.2"
+      sources."deep-extend-0.5.1"
+      sources."deep-is-0.1.3"
+      sources."editorconfig-0.14.2"
+      sources."escape-string-regexp-1.0.5"
+      sources."fast-levenshtein-2.0.6"
+      sources."has-flag-3.0.0"
+      sources."ini-1.3.5"
+      (sources."json-align-0.1.0" // {
+        dependencies = [
+          sources."commander-2.0.0"
+        ];
+      })
+      sources."json-stable-stringify-1.0.1"
+      sources."jsonify-0.0.0"
+      sources."levn-0.3.0"
+      sources."lru-cache-3.2.0"
+      sources."map-obj-2.0.0"
+      sources."minimist-1.2.0"
+      sources."optionator-0.8.2"
+      sources."path-parse-1.0.6"
+      sources."prelude-ls-1.1.2"
+      sources."prettier-1.18.2"
+      sources."pseudomap-1.0.2"
+      sources."quick-lru-1.1.0"
+      sources."resolve-1.12.0"
+      sources."semver-5.7.1"
+      sources."sigmund-1.0.1"
+      sources."strip-json-comments-2.0.1"
+      (sources."supports-color-4.5.0" // {
+        dependencies = [
+          sources."has-flag-2.0.0"
+        ];
+      })
+      sources."type-check-0.3.2"
+      sources."unquote-1.1.1"
+      sources."wordwrap-1.0.0"
+    ];
+    buildInputs = globalBuildInputs;
+    meta = {
+      description = "Makes prettier the fastest formatter on the planet";
+      homepage = https://github.com/josephfrazier/prettier_d;
+      license = "MIT";
+    };
+    production = true;
+    bypassCache = true;
+    reconstructLock = true;
+  };
+  dockerfile-language-server-nodejs = nodeEnv.buildNodePackage {
+    name = "dockerfile-language-server-nodejs";
+    packageName = "dockerfile-language-server-nodejs";
+    version = "0.0.21";
+    src = fetchurl {
+      url = "https://registry.npmjs.org/dockerfile-language-server-nodejs/-/dockerfile-language-server-nodejs-0.0.21.tgz";
+      sha512 = "lZ7VFAlS4vTm5MvxmwpREcYMARB3RQaGX0OZdcY8oSytsu4i5mMGVa6mi9/pZ9soqcUC08uxEA8EcqIeL3lyAA==";
+    };
+    dependencies = [
+      sources."dockerfile-ast-0.0.16"
+      (sources."dockerfile-language-service-0.0.8" // {
+        dependencies = [
+          (sources."dockerfile-utils-0.0.13" // {
+            dependencies = [
+              sources."vscode-languageserver-types-3.6.0"
+            ];
+          })
+        ];
+      })
+      (sources."dockerfile-utils-0.0.11" // {
+        dependencies = [
+          sources."dockerfile-ast-0.0.12"
+          sources."vscode-languageserver-types-3.6.0"
+        ];
+      })
+      sources."vscode-jsonrpc-4.0.0"
+      sources."vscode-languageserver-5.2.1"
+      sources."vscode-languageserver-protocol-3.14.1"
+      sources."vscode-languageserver-types-3.14.0"
+      sources."vscode-uri-1.0.8"
+    ];
+    buildInputs = globalBuildInputs;
+    meta = {
+      description = "A language server for Dockerfiles powered by NodeJS, TypeScript, and VSCode technologies.";
+      homepage = "https://github.com/rcjsuen/dockerfile-language-server-nodejs#readme";
+      license = "MIT";
+    };
+    production = true;
+    bypassCache = true;
+    reconstructLock = true;
+  };
+  yaml-language-server = nodeEnv.buildNodePackage {
+    name = "yaml-language-server";
+    packageName = "yaml-language-server";
+    version = "0.5.7";
+    src = fetchurl {
+      url = "https://registry.npmjs.org/yaml-language-server/-/yaml-language-server-0.5.7.tgz";
+      sha512 = "bewRCXbsdZgag9pw9bCyXbjABrL/okj+FO80FXLyCRC8PXYKxnyE3Nls9AasMcYjsCJ/TjamyV8ICZiEN4c09Q==";
+    };
+    dependencies = [
+      sources."agent-base-4.3.0"
+      sources."argparse-1.0.10"
+      sources."debug-3.1.0"
+      sources."es6-promise-4.2.8"
+      sources."es6-promisify-5.0.0"
+      sources."esprima-4.0.1"
+      sources."http-proxy-agent-2.1.0"
+      sources."https-proxy-agent-2.2.2"
+      sources."js-yaml-3.13.1"
+      sources."jsonc-parser-2.1.1"
+      sources."ms-2.0.0"
+      sources."prettier-1.18.2"
+      sources."request-light-0.2.4"
+      sources."sprintf-js-1.0.3"
+      (sources."vscode-json-languageservice-3.3.3" // {
+        dependencies = [
+          sources."vscode-languageserver-types-3.15.0-next.4"
+        ];
+      })
+      sources."vscode-jsonrpc-4.0.0"
+      (sources."vscode-languageserver-5.2.1" // {
+        dependencies = [
+          sources."vscode-uri-1.0.8"
+        ];
+      })
+      sources."vscode-languageserver-protocol-3.14.1"
+      sources."vscode-languageserver-types-3.14.0"
+      sources."vscode-nls-4.1.1"
+      sources."vscode-uri-2.0.3"
+      sources."yaml-ast-parser-custom-tags-0.0.43"
+    ];
+    buildInputs = globalBuildInputs;
+    meta = {
+      description = "YAML language server";
+      homepage = "https://github.com/redhat-developer/yaml-language-server#readme";
+      license = "MIT";
+    };
+    production = true;
+    bypassCache = true;
+    reconstructLock = true;
+  };
+}
\ No newline at end of file