1 files changed, 100 insertions, 0 deletions
diff --git a/pkgs/applications/editors/vscode/extensions/vscode-utils.nix b/pkgs/applications/editors/vscode/extensions/vscode-utils.nix
new file mode 100644
index 00000000000..49b730361af
--- /dev/null
+++ b/pkgs/applications/editors/vscode/extensions/vscode-utils.nix
@@ -0,0 +1,100 @@
+{ stdenv, lib, buildEnv, writeShellScriptBin, fetchurl, vscode, unzip, jq }:
+let
+  buildVscodeExtension = a@{
+    name,
+    src,
+    # Same as "Unique Identifier" on the extension's web page.
+    # For the moment, only serve as unique extension dir.
+    vscodeExtUniqueId,
+    configurePhase ? ''
+      runHook preConfigure
+      runHook postConfigure
+    '',
+    buildPhase ?''
+      runHook preBuild
+      runHook postBuild
+    '',
+    dontPatchELF ? true,
+    dontStrip ? true,
+    nativeBuildInputs ? [],
+    ...
+  }:
+  stdenv.mkDerivation ((removeAttrs a [ "vscodeExtUniqueId" ]) // {
+
+    name = "vscode-extension-${name}";
+
+    inherit vscodeExtUniqueId;
+    inherit configurePhase buildPhase dontPatchELF dontStrip;
+
+    installPrefix = "share/vscode/extensions/${vscodeExtUniqueId}";
+
+    nativeBuildInputs = [ unzip ] ++ nativeBuildInputs;
+
+    installPhase = ''
+
+      runHook preInstall
+
+      mkdir -p "$out/$installPrefix"
+      find . -mindepth 1 -maxdepth 1 | xargs -d'\n' mv -t "$out/$installPrefix/"
+
+      runHook postInstall
+    '';
+
+  });
+
+  fetchVsixFromVscodeMarketplace = mktplcExtRef:
+    fetchurl((import ./mktplcExtRefToFetchArgs.nix mktplcExtRef));
+
+  buildVscodeMarketplaceExtension = a@{
+    name ? "",
+    src ? null,
+    vsix ? null,
+    mktplcRef,
+    ...
+  }: assert "" == name; assert null == src;
+  buildVscodeExtension ((removeAttrs a [ "mktplcRef" "vsix" ]) // {
+    name = "${mktplcRef.publisher}-${mktplcRef.name}-${mktplcRef.version}";
+    src = if (vsix != null)
+      then vsix
+      else fetchVsixFromVscodeMarketplace mktplcRef;
+    vscodeExtUniqueId = "${mktplcRef.publisher}.${mktplcRef.name}";
+  });
+
+  mktplcRefAttrList = [
+    "name"
+    "publisher"
+    "version"
+    "sha256"
+  ];
+
+  mktplcExtRefToExtDrv = ext:
+    buildVscodeMarketplaceExtension ((removeAttrs ext mktplcRefAttrList) // {
+      mktplcRef = ext;
+    });
+
+  extensionFromVscodeMarketplace = mktplcExtRefToExtDrv;
+  extensionsFromVscodeMarketplace = mktplcExtRefList:
+    builtins.map extensionFromVscodeMarketplace mktplcExtRefList;
+
+  vscodeWithConfiguration = import ./vscodeWithConfiguration.nix {
+   inherit lib extensionsFromVscodeMarketplace writeShellScriptBin;
+   vscodeDefault = vscode;
+  };
+
+
+  vscodeExts2nix = import ./vscodeExts2nix.nix {
+    inherit lib writeShellScriptBin;
+    vscodeDefault = vscode;
+  };
+
+  vscodeEnv = import ./vscodeEnv.nix {
+    inherit lib buildEnv writeShellScriptBin extensionsFromVscodeMarketplace jq;
+    vscodeDefault = vscode;
+  };
+in
+{
+  inherit fetchVsixFromVscodeMarketplace buildVscodeExtension
+          buildVscodeMarketplaceExtension extensionFromVscodeMarketplace
+          extensionsFromVscodeMarketplace
+          vscodeWithConfiguration vscodeExts2nix vscodeEnv;
+}