diff --git a/plugins/plugin-svelte/package.json b/plugins/plugin-svelte/package.json
index f974d7d180..fbdf1bddaf 100644
--- a/plugins/plugin-svelte/package.json
+++ b/plugins/plugin-svelte/package.json
@@ -18,5 +18,9 @@
   "gitHead": "a01616bb0787d56cd782f94cecf2daa12c7594e4",
   "dependencies": {
     "rollup-plugin-svelte": "^5.2.3"
+  },
+  "devDependencies": {
+    "node-sass": "^4.14.1",
+    "svelte-preprocess-sass": "^0.2.0"
   }
 }
diff --git a/plugins/plugin-svelte/plugin.js b/plugins/plugin-svelte/plugin.js
index 57b2393056..5ced6a476a 100644
--- a/plugins/plugin-svelte/plugin.js
+++ b/plugins/plugin-svelte/plugin.js
@@ -13,7 +13,9 @@ module.exports = function plugin(snowpackConfig, pluginOptions = {}) {
 
   let svelteOptions;
   let preprocessOptions;
-  const userSvelteConfigLoc = path.join(process.cwd(), 'svelte.config.js');
+  // Note(drew): __config is for internal testing use; maybe we should make this public at some point?
+  const userSvelteConfigLoc =
+    pluginOptions.__config || path.join(process.cwd(), 'svelte.config.js');
   if (fs.existsSync(userSvelteConfigLoc)) {
     const userSvelteConfig = require(userSvelteConfigLoc);
     const {preprocess, ..._svelteOptions} = userSvelteConfig;
@@ -47,8 +49,8 @@ module.exports = function plugin(snowpackConfig, pluginOptions = {}) {
       }
 
       const {js, css} = svelte.compile(codeToCompile, {
-        ...svelteOptions,
         generate: isSSR ? 'ssr' : 'dom',
+        ...svelteOptions, // Note(drew) should take precedence over generate above
         outputFilename: filePath,
         filename: filePath,
       });
diff --git a/plugins/plugin-svelte/test/Button.svelte b/plugins/plugin-svelte/test/Button.svelte
new file mode 100644
index 0000000000..1cb16fbb6d
--- /dev/null
+++ b/plugins/plugin-svelte/test/Button.svelte
@@ -0,0 +1,8 @@
+<style lang="scss">
+  button {
+    color: rgb(blue, 0.7);
+    font-size: 16px;
+  }
+</style>
+
+<button>I’m a button!</button>
diff --git a/plugins/plugin-svelte/test/mocked.test.js b/plugins/plugin-svelte/test/mocked.test.js
new file mode 100644
index 0000000000..8d84ae5032
--- /dev/null
+++ b/plugins/plugin-svelte/test/mocked.test.js
@@ -0,0 +1,43 @@
+const path = require('path');
+
+const mockCompiler = jest.fn().mockImplementation((code) => ({js: {code}}));
+const mockPreprocessor = jest.fn().mockImplementation((code) => code);
+jest.mock('svelte/compiler', () => ({compile: mockCompiler, preprocess: mockPreprocessor})); // important: mock before import
+
+const plugin = require('../plugin');
+
+const mockConfig = {buildOptions: {sourceMaps: false}, installOptions: {rollup: {plugins: []}}};
+const mockComponent = path.join(__dirname, 'Button.svelte');
+
+describe('@snowpack/plugin-svelte (mocked)', () => {
+  afterEach(() => {
+    mockCompiler.mockClear();
+    mockPreprocessor.mockClear();
+  });
+
+  it('passes options to compiler', async () => {
+    const options = {
+      generate: 'ssr',
+      isDev: false,
+    };
+    const sveltePlugin = plugin(mockConfig, options);
+    await sveltePlugin.load({filePath: mockComponent});
+    const passedOptions = mockCompiler.mock.calls[0][1];
+
+    // this tests that all options passed above made it to the compiler
+    // objectContaining() allows additional options to be passed, but we only care that our options have been preserved
+    expect(passedOptions).toEqual(expect.objectContaining(options));
+  });
+
+  it('handles preprocessing', async () => {
+    // test-only config option
+    const options = {__config: path.join(__dirname, 'svelte.config.js')};
+
+    const sveltePlugin = plugin(mockConfig, options);
+
+    await sveltePlugin.load({filePath: mockComponent});
+
+    // as long as this function has been called, we can assume success
+    expect(mockPreprocessor).toHaveBeenCalled();
+  });
+});
diff --git a/plugins/plugin-svelte/test/svelte.config.js b/plugins/plugin-svelte/test/svelte.config.js
new file mode 100644
index 0000000000..95365a7e0e
--- /dev/null
+++ b/plugins/plugin-svelte/test/svelte.config.js
@@ -0,0 +1,7 @@
+const {sass} = require('svelte-preprocess-sass');
+
+module.exports = {
+  preprocess: {
+    style: sass({}, {name: 'css'}),
+  },
+};
diff --git a/plugins/plugin-svelte/test/unmocked.test.js b/plugins/plugin-svelte/test/unmocked.test.js
new file mode 100644
index 0000000000..83bf83c3b4
--- /dev/null
+++ b/plugins/plugin-svelte/test/unmocked.test.js
@@ -0,0 +1,17 @@
+const path = require('path');
+const plugin = require('../plugin');
+
+const mockConfig = {buildOptions: {sourceMaps: false}, installOptions: {rollup: {plugins: []}}};
+const mockComponent = path.join(__dirname, 'Button.svelte');
+
+describe('@snowpack/plugin-svelte (unmocked)', () => {
+  it('generates code', async () => {
+    const options = {};
+    const sveltePlugin = plugin(mockConfig, options);
+    const result = await sveltePlugin.load({filePath: mockComponent});
+
+    // assume if some CSS & JS were returned, it transformed successfully
+    expect(result['.css'].code.length).toBeTruthy();
+    expect(result['.js'].code.length).toBeTruthy();
+  });
+});
diff --git a/yarn.lock b/yarn.lock
index 63af4ace8f..3e2a9f2d51 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3383,6 +3383,11 @@ alphanum-sort@^1.0.0:
   resolved "https://registry.yarnpkg.com/alphanum-sort/-/alphanum-sort-1.0.2.tgz#97a1119649b211ad33691d9f9f486a8ec9fbe0a3"
   integrity sha1-l6ERlkmyEa0zaR2fn0hqjsn74KM=
 
+amdefine@>=0.0.4:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/amdefine/-/amdefine-1.0.1.tgz#4a5282ac164729e93619bcfd3ad151f817ce91f5"
+  integrity sha1-SlKCrBZHKek2Gbz9OtFR+BfOkfU=
+
 ansi-escapes@^3.2.0:
   version "3.2.0"
   resolved "https://registry.yarnpkg.com/ansi-escapes/-/ansi-escapes-3.2.0.tgz#8780b98ff9dbf5638152d1f1fe5c1d7b4442976b"
@@ -3638,6 +3643,11 @@ async-each@^1.0.1:
   resolved "https://registry.yarnpkg.com/async-each/-/async-each-1.0.3.tgz#b727dbf87d7651602f06f4d4ac387f47d91b0cbf"
   integrity sha512-z/WhQ5FPySLdvREByI2vZiTWwCnF0moMJ1hK9YQwDTHKh6I7/uSckMetoRGb5UBZPC1z0jlw+n/XCgjeH7y1AQ==
 
+async-foreach@^0.1.3:
+  version "0.1.3"
+  resolved "https://registry.yarnpkg.com/async-foreach/-/async-foreach-0.1.3.tgz#36121f845c0578172de419a97dbeb1d16ec34542"
+  integrity sha1-NhIfhFwFeBct5Bmpfb6x0W7DRUI=
+
 async-limiter@~1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/async-limiter/-/async-limiter-1.0.1.tgz#dd379e94f0db8310b08291f9d64c3209766617fd"
@@ -3948,6 +3958,13 @@ blob@0.0.5:
   resolved "https://registry.yarnpkg.com/blob/-/blob-0.0.5.tgz#d680eeef25f8cd91ad533f5b01eed48e64caf683"
   integrity sha512-gaqbzQPqOoamawKg0LGVd7SzLgXS+JH61oWprSLH+P+abTczqJbhTR8CmJ2u9/bUYNmHTGJx/UEmn6doAvvuig==
 
+block-stream@*:
+  version "0.0.9"
+  resolved "https://registry.yarnpkg.com/block-stream/-/block-stream-0.0.9.tgz#13ebfe778a03205cfe03751481ebb4b3300c126a"
+  integrity sha1-E+v+d4oDIFz+A3UUgeu0szAMEmo=
+  dependencies:
+    inherits "~2.0.0"
+
 bluebird@^3.5.1, bluebird@^3.5.3, bluebird@^3.5.5, bluebird@^3.7.2:
   version "3.7.2"
   resolved "https://registry.yarnpkg.com/bluebird/-/bluebird-3.7.2.tgz#9f229c15be272454ffa973ace0dbee79a1b0c36f"
@@ -5110,6 +5127,14 @@ cross-env@^7.0.2:
   dependencies:
     cross-spawn "^7.0.1"
 
+cross-spawn@^3.0.0:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-3.0.1.tgz#1256037ecb9f0c5f79e3d6ef135e30770184b982"
+  integrity sha1-ElYDfsufDF9549bvE14wdwGEuYI=
+  dependencies:
+    lru-cache "^4.0.1"
+    which "^1.2.9"
+
 cross-spawn@^6.0.0, cross-spawn@^6.0.4:
   version "6.0.5"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-6.0.5.tgz#4a5ec7c64dfae22c3a14124dbacdee846d80cbc4"
@@ -6661,6 +6686,16 @@ fsevents@^2.1.2, fsevents@~2.1.2:
   resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-2.1.3.tgz#fb738703ae8d2f9fe900c33836ddebee8b97f23e"
   integrity sha512-Auw9a4AxqWpa9GUfj370BMPzzyncfBABW8Mab7BGWBYDj4Isgq+cDKtx0i6u9jcX9pQDnswsaaOTgTmA5pEjuQ==
 
+fstream@^1.0.0, fstream@^1.0.12:
+  version "1.0.12"
+  resolved "https://registry.yarnpkg.com/fstream/-/fstream-1.0.12.tgz#4e8ba8ee2d48be4f7d0de505455548eae5932045"
+  integrity sha512-WvJ193OHa0GHPEL+AycEJgxvBEwyfRkN1vhjca23OaPVMCaLCXTd5qAu82AjTcgP1UJmytkOKb63Ypde7raDIg==
+  dependencies:
+    graceful-fs "^4.1.2"
+    inherits "~2.0.0"
+    mkdirp ">=0.5 0"
+    rimraf "2"
+
 function-bind@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.1.tgz#a56899d3ea3c9bab874bb9773b7c5ede92f4895d"
@@ -6680,6 +6715,13 @@ gauge@~2.7.3:
     strip-ansi "^3.0.1"
     wide-align "^1.1.0"
 
+gaze@^1.0.0:
+  version "1.1.3"
+  resolved "https://registry.yarnpkg.com/gaze/-/gaze-1.1.3.tgz#c441733e13b927ac8c0ff0b4c3b033f28812924a"
+  integrity sha512-BRdNm8hbWzFzWHERTrejLqwHDfS4GibPoq5wjTPIoJHoBtKGPg3xAFfxmM+9ztbXelxcf2hwQcaz1PtmFeue8g==
+  dependencies:
+    globule "^1.0.0"
+
 generic-names@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/generic-names/-/generic-names-2.0.1.tgz#f8a378ead2ccaa7a34f0317b05554832ae41b872"
@@ -6828,7 +6870,7 @@ glob-to-regexp@^0.3.0:
   resolved "https://registry.yarnpkg.com/glob-to-regexp/-/glob-to-regexp-0.3.0.tgz#8c5a1494d2066c570cc3bfe4496175acc4d502ab"
   integrity sha1-jFoUlNIGbFcMw7/kSWF1rMTVAqs=
 
-glob@^7.0.0, glob@^7.0.3, glob@^7.1.1, glob@^7.1.2, glob@^7.1.3, glob@^7.1.4, glob@^7.1.6:
+glob@^7.0.0, glob@^7.0.3, glob@^7.1.1, glob@^7.1.2, glob@^7.1.3, glob@^7.1.4, glob@^7.1.6, glob@~7.1.1:
   version "7.1.6"
   resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.6.tgz#141f33b81a7c2492e125594307480c46679278a6"
   integrity sha512-LwaxwyZ72Lk7vZINtNNrywX0ZuLyStrdDtabefZKAY5ZGJhVtgdznluResxNmPitE0SAO+O26sWTHeKSI2wMBA==
@@ -6871,6 +6913,15 @@ globby@^9.2.0:
     pify "^4.0.1"
     slash "^2.0.0"
 
+globule@^1.0.0:
+  version "1.3.2"
+  resolved "https://registry.yarnpkg.com/globule/-/globule-1.3.2.tgz#d8bdd9e9e4eef8f96e245999a5dee7eb5d8529c4"
+  integrity sha512-7IDTQTIu2xzXkT+6mlluidnWo+BypnbSoEVVQCGfzqnl5Ik8d3e1d4wycb8Rj9tWW+Z39uPWsdlquqiqPCd/pA==
+  dependencies:
+    glob "~7.1.1"
+    lodash "~4.17.10"
+    minimatch "~3.0.2"
+
 graceful-fs@^4.1.11, graceful-fs@^4.1.15, graceful-fs@^4.1.2, graceful-fs@^4.1.4, graceful-fs@^4.1.6, graceful-fs@^4.2.0, graceful-fs@^4.2.2, graceful-fs@^4.2.4:
   version "4.2.4"
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.4.tgz#2256bde14d3632958c465ebc96dc467ca07a29fb"
@@ -7325,6 +7376,11 @@ imurmurhash@^0.1.4:
   resolved "https://registry.yarnpkg.com/imurmurhash/-/imurmurhash-0.1.4.tgz#9218b9b2b928a238b13dc4fb6b6d576f231453ea"
   integrity sha1-khi5srkoojixPcT7a21XbyMUU+o=
 
+in-publish@^2.0.0:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/in-publish/-/in-publish-2.0.1.tgz#948b1a535c8030561cea522f73f78f4be357e00c"
+  integrity sha512-oDM0kUSNFC31ShNxHKUyfZKy8ZeXZBWMjMdZHKLOk13uvT27VTL/QzRGfRUcevJhpkZAvlhPYuXkF7eNWrtyxQ==
+
 indent-string@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/indent-string/-/indent-string-2.1.0.tgz#8e2d48348742121b4a8218b7a137e9a52049dc80"
@@ -7365,7 +7421,7 @@ inflight@^1.0.4:
     once "^1.3.0"
     wrappy "1"
 
-inherits@2, inherits@2.0.4, inherits@^2.0.1, inherits@^2.0.3, inherits@^2.0.4, inherits@~2.0.1, inherits@~2.0.3:
+inherits@2, inherits@2.0.4, inherits@^2.0.1, inherits@^2.0.3, inherits@^2.0.4, inherits@~2.0.0, inherits@~2.0.1, inherits@~2.0.3:
   version "2.0.4"
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.4.tgz#0fa2c64f932917c3433a0ded55363aae37416b7c"
   integrity sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==
@@ -8325,6 +8381,11 @@ jest@^26.2.2:
     import-local "^3.0.2"
     jest-cli "^26.4.2"
 
+js-base64@^2.1.8:
+  version "2.6.4"
+  resolved "https://registry.yarnpkg.com/js-base64/-/js-base64-2.6.4.tgz#f4e686c5de1ea1f867dbcad3d46d969428df98c4"
+  integrity sha512-pZe//GGmwJndub7ZghVHz7vjb2LgC1m8B07Au3eYqeqv9emhESByMXxaEgkUkEqJe87oBbSniGYoQNIBklc7IQ==
+
 js-beautify@^1.6.12:
   version "1.13.0"
   resolved "https://registry.yarnpkg.com/js-beautify/-/js-beautify-1.13.0.tgz#a056d5d3acfd4918549aae3ab039f9f3c51eebb2"
@@ -8821,7 +8882,7 @@ lodash.uniq@^4.5.0:
   resolved "https://registry.yarnpkg.com/lodash.uniq/-/lodash.uniq-4.5.0.tgz#d0225373aeb652adc1bc82e4945339a842754773"
   integrity sha1-0CJTc662Uq3BvILklFM5qEJ1R3M=
 
-"lodash@>=3.5 <5", lodash@>=4.17.19, lodash@^4.17.10, lodash@^4.17.12, lodash@^4.17.13, lodash@^4.17.15, lodash@^4.17.19, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.2.1:
+"lodash@>=3.5 <5", lodash@>=4.17.19, lodash@^4.0.0, lodash@^4.17.10, lodash@^4.17.12, lodash@^4.17.13, lodash@^4.17.15, lodash@^4.17.19, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.2.1, lodash@~4.17.10:
   version "4.17.20"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.20.tgz#b44a9b6297bcb698f1c51a3545a2b3b368d59c52"
   integrity sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA==
@@ -8865,7 +8926,7 @@ lower-case@^2.0.1:
   dependencies:
     tslib "^1.10.0"
 
-lru-cache@^4.1.5:
+lru-cache@^4.0.1, lru-cache@^4.1.5:
   version "4.1.5"
   resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-4.1.5.tgz#8bbe50ea85bed59bc9e33dcab8235ee9bcf443cd"
   integrity sha512-sWZlbEP2OsHNkXrMl5GYk/jKk70MBng6UU4YI/qGDYbgf6YbP4EvmqISbXCoJiRKs+1bSpFHVgQxvJ17F2li5g==
@@ -9045,7 +9106,7 @@ memory-fs@^0.5.0:
     errno "^0.1.3"
     readable-stream "^2.0.1"
 
-meow@^3.3.0:
+meow@^3.3.0, meow@^3.7.0:
   version "3.7.0"
   resolved "https://registry.yarnpkg.com/meow/-/meow-3.7.0.tgz#72cb668b425228290abbfa856892587308a801fb"
   integrity sha1-cstmi0JSKCkKu/qFaJJYcwioAfs=
@@ -9214,7 +9275,7 @@ minimalistic-crypto-utils@^1.0.0, minimalistic-crypto-utils@^1.0.1:
   resolved "https://registry.yarnpkg.com/minimalistic-crypto-utils/-/minimalistic-crypto-utils-1.0.1.tgz#f6c00c1c0b082246e5c4d99dfb8c7c083b2b582a"
   integrity sha1-9sAMHAsIIkblxNmd+4x8CDsrWCo=
 
-minimatch@^3.0.0, minimatch@^3.0.2, minimatch@^3.0.4:
+minimatch@^3.0.0, minimatch@^3.0.2, minimatch@^3.0.4, minimatch@~3.0.2:
   version "3.0.4"
   resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.0.4.tgz#5166e286457f03306064be5497e8dbb0c3d32083"
   integrity sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==
@@ -9335,7 +9396,7 @@ mkdirp@*, mkdirp@^1.0.3, mkdirp@^1.0.4:
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-1.0.4.tgz#3eb5ed62622756d79a5f0e2a221dfebad75c2f7e"
   integrity sha512-vVqVZQyf3WLx2Shd0qJ9xuvqgAyKPLAiqITEtqW0oIUjzo3PePDd6fW9iFz30ef7Ysp/oiWqbhszeGWW2T6Gzw==
 
-mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@^0.5.3, mkdirp@~0.5.1:
+"mkdirp@>=0.5 0", mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@^0.5.3, mkdirp@~0.5.1:
   version "0.5.5"
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.5.tgz#d91cefd62d1436ca0f41620e251288d420099def"
   integrity sha512-NKmAlESf6jMGym1++R0Ra7wvhV+wFW63FaSOFPwRahvea0gMUcGUhVeAg/0BC0wiv9ih5NYPB1Wn1UEI1/L+xQ==
@@ -9424,7 +9485,7 @@ mz@^2.5.0:
     object-assign "^4.0.1"
     thenify-all "^1.0.0"
 
-nan@^2.12.1:
+nan@^2.12.1, nan@^2.13.2:
   version "2.14.1"
   resolved "https://registry.yarnpkg.com/nan/-/nan-2.14.1.tgz#d7be34dfa3105b91494c3147089315eff8874b01"
   integrity sha512-isWHgVjnFjh2x2yuJ/tj3JbwoHu3UC2dX5G/88Cm24yB6YopVgxvBObDY7n5xW6ExmFhJpSEQqFPvq9zaXc8Jw==
@@ -9511,6 +9572,24 @@ node-forge@^0.7.1:
   resolved "https://registry.yarnpkg.com/node-forge/-/node-forge-0.7.6.tgz#fdf3b418aee1f94f0ef642cd63486c77ca9724ac"
   integrity sha512-sol30LUpz1jQFBjOKwbjxijiE3b6pjd74YwfD0fJOKPjF+fONKb2Yg8rYgS6+bK6VDl+/wfr4IYpC7jDzLUIfw==
 
+node-gyp@^3.8.0:
+  version "3.8.0"
+  resolved "https://registry.yarnpkg.com/node-gyp/-/node-gyp-3.8.0.tgz#540304261c330e80d0d5edce253a68cb3964218c"
+  integrity sha512-3g8lYefrRRzvGeSowdJKAKyks8oUpLEd/DyPV4eMhVlhJ0aNaZqIrNUIPuEWWTAoPqyFkfGrM67MC69baqn6vA==
+  dependencies:
+    fstream "^1.0.0"
+    glob "^7.0.3"
+    graceful-fs "^4.1.2"
+    mkdirp "^0.5.0"
+    nopt "2 || 3"
+    npmlog "0 || 1 || 2 || 3 || 4"
+    osenv "0"
+    request "^2.87.0"
+    rimraf "2"
+    semver "~5.3.0"
+    tar "^2.0.0"
+    which "1"
+
 node-gyp@^5.0.2:
   version "5.1.1"
   resolved "https://registry.yarnpkg.com/node-gyp/-/node-gyp-5.1.1.tgz#eb915f7b631c937d282e33aed44cb7a025f62a3e"
@@ -9584,6 +9663,36 @@ node-releases@^1.1.61:
   resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-1.1.61.tgz#707b0fca9ce4e11783612ba4a2fcba09047af16e"
   integrity sha512-DD5vebQLg8jLCOzwupn954fbIiZht05DAZs0k2u8NStSe6h9XdsuIQL8hSRKYiU8WUQRznmSDrKGbv3ObOmC7g==
 
+node-sass@^4.14.1:
+  version "4.14.1"
+  resolved "https://registry.yarnpkg.com/node-sass/-/node-sass-4.14.1.tgz#99c87ec2efb7047ed638fb4c9db7f3a42e2217b5"
+  integrity sha512-sjCuOlvGyCJS40R8BscF5vhVlQjNN069NtQ1gSxyK1u9iqvn6tf7O1R4GNowVZfiZUCRt5MmMs1xd+4V/7Yr0g==
+  dependencies:
+    async-foreach "^0.1.3"
+    chalk "^1.1.1"
+    cross-spawn "^3.0.0"
+    gaze "^1.0.0"
+    get-stdin "^4.0.1"
+    glob "^7.0.3"
+    in-publish "^2.0.0"
+    lodash "^4.17.15"
+    meow "^3.7.0"
+    mkdirp "^0.5.1"
+    nan "^2.13.2"
+    node-gyp "^3.8.0"
+    npmlog "^4.0.0"
+    request "^2.88.0"
+    sass-graph "2.2.5"
+    stdout-stream "^1.4.0"
+    "true-case-path" "^1.0.2"
+
+"nopt@2 || 3":
+  version "3.0.6"
+  resolved "https://registry.yarnpkg.com/nopt/-/nopt-3.0.6.tgz#c6465dbf08abcd4db359317f79ac68a646b28ff9"
+  integrity sha1-xkZdvwirzU2zWTF/eaxopkayj/k=
+  dependencies:
+    abbrev "1"
+
 nopt@^4.0.1:
   version "4.0.3"
   resolved "https://registry.yarnpkg.com/nopt/-/nopt-4.0.3.tgz#a375cad9d02fd921278d954c2254d5aa57e15e48"
@@ -9709,7 +9818,7 @@ npm-run-path@^4.0.0, npm-run-path@^4.0.1:
   dependencies:
     path-key "^3.0.0"
 
-npmlog@^4.1.2:
+"npmlog@0 || 1 || 2 || 3 || 4", npmlog@^4.0.0, npmlog@^4.1.2:
   version "4.1.2"
   resolved "https://registry.yarnpkg.com/npmlog/-/npmlog-4.1.2.tgz#08a7f2a8bf734604779a9efa4ad5cc717abb954b"
   integrity sha512-2uUqazuKlTaSI/dC8AzicUck7+IrEaOnN/e0jd3Xtt1KcGpwx30v50mL7oPyr/h9bL3E4aZccVwpwP+5W9Vjkg==
@@ -9957,7 +10066,7 @@ os-tmpdir@^1.0.0, os-tmpdir@~1.0.2:
   resolved "https://registry.yarnpkg.com/os-tmpdir/-/os-tmpdir-1.0.2.tgz#bbe67406c79aa85c5cfec766fe5734555dfa1274"
   integrity sha1-u+Z0BseaqFxc/sdm/lc0VV36EnQ=
 
-osenv@^0.1.4, osenv@^0.1.5:
+osenv@0, osenv@^0.1.4, osenv@^0.1.5:
   version "0.1.5"
   resolved "https://registry.yarnpkg.com/osenv/-/osenv-0.1.5.tgz#85cdfafaeb28e8677f416e287592b5f3f49ea410"
   integrity sha512-0CWcCECdMVc2Rw3U5w9ZjqX6ga6ubk1xDVKxtBQPK7wis/0F2r9T6k4ydGYhecl7YUBxBVxhL5oisPsNxAPe2g==
@@ -11696,7 +11805,7 @@ request-promise-native@^1.0.5, request-promise-native@^1.0.8:
     stealthy-require "^1.1.1"
     tough-cookie "^2.3.3"
 
-request@^2.88.0, request@^2.88.2:
+request@^2.87.0, request@^2.88.0, request@^2.88.2:
   version "2.88.2"
   resolved "https://registry.yarnpkg.com/request/-/request-2.88.2.tgz#d73c918731cb5a87da047e207234146f664d12b3"
   integrity sha512-MsvtOrfG9ZcrOwAW+Qi+F6HbD0CWXEh9ou77uOb7FM2WPhwT7smM833PzanhJLsgXjN89Ir6V2PczXNnMpwKhw==
@@ -11831,7 +11940,7 @@ right-align@^0.1.1:
   dependencies:
     align-text "^0.1.1"
 
-rimraf@^2.2.8, rimraf@^2.5.4, rimraf@^2.6.2, rimraf@^2.6.3:
+rimraf@2, rimraf@^2.2.8, rimraf@^2.5.4, rimraf@^2.6.2, rimraf@^2.6.3:
   version "2.7.1"
   resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.7.1.tgz#35797f13a7fdadc566142c29d4f07ccad483e3ec"
   integrity sha512-uWjbaKIK3T1OSVptzX7Nl6PvQ3qAGtKEtVRjRuazjfL3Bx5eI409VZSqgND+4UNnmzLVdPj9FqFJNPqBZFve4w==
@@ -11970,6 +12079,16 @@ sane@^4.0.3:
     minimist "^1.1.1"
     walker "~1.0.5"
 
+sass-graph@2.2.5:
+  version "2.2.5"
+  resolved "https://registry.yarnpkg.com/sass-graph/-/sass-graph-2.2.5.tgz#a981c87446b8319d96dce0671e487879bd24c2e8"
+  integrity sha512-VFWDAHOe6mRuT4mZRd4eKE+d8Uedrk6Xnh7Sh9b4NGufQLQjOrvf/MQoOdx+0s92L89FeyUUNfU597j/3uNpag==
+  dependencies:
+    glob "^7.0.0"
+    lodash "^4.0.0"
+    scss-tokenizer "^0.2.3"
+    yargs "^13.3.2"
+
 sass@^1.26.10:
   version "1.26.11"
   resolved "https://registry.yarnpkg.com/sass/-/sass-1.26.11.tgz#0f22cc4ab2ba27dad1d4ca30837beb350b709847"
@@ -12022,6 +12141,14 @@ schema-utils@^2.6.5, schema-utils@^2.6.6, schema-utils@^2.7.0, schema-utils@^2.7
     ajv "^6.12.4"
     ajv-keywords "^3.5.2"
 
+scss-tokenizer@^0.2.3:
+  version "0.2.3"
+  resolved "https://registry.yarnpkg.com/scss-tokenizer/-/scss-tokenizer-0.2.3.tgz#8eb06db9a9723333824d3f5530641149847ce5d1"
+  integrity sha1-jrBtualyMzOCTT9VMGQRSYR85dE=
+  dependencies:
+    js-base64 "^2.1.8"
+    source-map "^0.4.2"
+
 section-matter@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/section-matter/-/section-matter-1.0.0.tgz#e9041953506780ec01d59f292a19c7b850b84167"
@@ -12055,6 +12182,11 @@ semver@^7.1.0, semver@^7.3.2:
   resolved "https://registry.yarnpkg.com/semver/-/semver-7.3.2.tgz#604962b052b81ed0786aae84389ffba70ffd3938"
   integrity sha512-OrOb32TeeambH6UrhtShmF7CRDqhL6/5XpPNp2DuRH6+9QLw/orhp72j87v8Qa1ScDkvrrBNpZcDejAirJmfXQ==
 
+semver@~5.3.0:
+  version "5.3.0"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-5.3.0.tgz#9b2ce5d3de02d17c6012ad326aa6b4d0cf54f94f"
+  integrity sha1-myzl094C0XxgEq0yaqa00M9U+U8=
+
 send@0.16.2:
   version "0.16.2"
   resolved "https://registry.yarnpkg.com/send/-/send-0.16.2.tgz#6ecca1e0f8c156d141597559848df64730a6bbc1"
@@ -12458,6 +12590,13 @@ source-map@0.6.1, source-map@^0.6.0, source-map@^0.6.1, source-map@~0.6.0, sourc
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.6.1.tgz#74722af32e9614e9c287a8d0bbde48b5e2f1a263"
   integrity sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==
 
+source-map@^0.4.2:
+  version "0.4.4"
+  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.4.4.tgz#eba4f5da9c0dc999de68032d8b4f76173652036b"
+  integrity sha1-66T12pwNyZneaAMti092FzZSA2s=
+  dependencies:
+    amdefine ">=0.0.4"
+
 source-map@^0.5.0, source-map@^0.5.6, source-map@~0.5.1:
   version "0.5.7"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.7.tgz#8a039d2d1021d22d1ea14c80d8ea468ba2ef3fcc"
@@ -12616,6 +12755,13 @@ statuses@~1.4.0:
   resolved "https://registry.yarnpkg.com/statuses/-/statuses-1.4.0.tgz#bb73d446da2796106efcc1b601a253d6c46bd087"
   integrity sha512-zhSCtt8v2NDrRlPQpCNtw/heZLtfUDqxBM1udqikb/Hbk52LK4nQSwr10u77iopCW5LsyHpuXS0GnEc48mLeew==
 
+stdout-stream@^1.4.0:
+  version "1.4.1"
+  resolved "https://registry.yarnpkg.com/stdout-stream/-/stdout-stream-1.4.1.tgz#5ac174cdd5cd726104aa0c0b2bd83815d8d535de"
+  integrity sha512-j4emi03KXqJWcIeF8eIXkjMFN1Cmb8gUlDYGeBALLPo5qdyTfA9bOtl8m33lRoC+vFMkP3gl0WsDr6+gzxbbTA==
+  dependencies:
+    readable-stream "^2.0.1"
+
 stealthy-require@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/stealthy-require/-/stealthy-require-1.1.1.tgz#35b09875b4ff49f26a777e509b3090a3226bf24b"
@@ -12930,6 +13076,18 @@ svelte-language-server@*:
     vscode-languageserver-types "3.15.1"
     vscode-uri "2.1.2"
 
+svelte-preprocess-filter@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/svelte-preprocess-filter/-/svelte-preprocess-filter-1.0.0.tgz#21f3cee27c0f2232bcd671b183352fb1fdd3fdcb"
+  integrity sha512-92innv59nyEx24xbfcSurB5ocwC8qFdDtGli/JVMHzJsxyvV2yjQKIcbUqU9VIV5mKUWO2PoY93nncS2yF4ULQ==
+
+svelte-preprocess-sass@^0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/svelte-preprocess-sass/-/svelte-preprocess-sass-0.2.0.tgz#ce1121d61f3f6307f59d6b5f09dca49e5025cae0"
+  integrity sha512-xcjwihO9hhd5W9hCSFKv1iBc8XhMif50IPP9Qu2G8IaxVaOoBUWeZu21Qu26tOw2gtv44/3p00eLrxGzLWyCLg==
+  dependencies:
+    svelte-preprocess-filter "^1.0.0"
+
 svelte-preprocess@^4.0.8, svelte-preprocess@~4.3.0:
   version "4.3.2"
   resolved "https://registry.yarnpkg.com/svelte-preprocess/-/svelte-preprocess-4.3.2.tgz#a05a98e59c64044e835b1401346be41665f19971"
@@ -12997,6 +13155,15 @@ tapable@^1.0.0, tapable@^1.1.3:
   resolved "https://registry.yarnpkg.com/tapable/-/tapable-1.1.3.tgz#a1fccc06b58db61fd7a45da2da44f5f3a3e67ba2"
   integrity sha512-4WK/bYZmj8xLr+HUCODHGF1ZFzsYffasLUgEiMBY4fgtltdO6B4WJtlSbPaDTLpYTcGVwM2qLnFTICEcNxs3kA==
 
+tar@^2.0.0:
+  version "2.2.2"
+  resolved "https://registry.yarnpkg.com/tar/-/tar-2.2.2.tgz#0ca8848562c7299b8b446ff6a4d60cdbb23edc40"
+  integrity sha512-FCEhQ/4rE1zYv9rYXJw/msRqsnmlje5jHP6huWeBZ704jUTy02c5AZyWujpMR1ax6mVw9NyJMfuK2CMDWVIfgA==
+  dependencies:
+    block-stream "*"
+    fstream "^1.0.12"
+    inherits "2"
+
 tar@^4.4.10, tar@^4.4.12, tar@^4.4.8:
   version "4.4.13"
   resolved "https://registry.yarnpkg.com/tar/-/tar-4.4.13.tgz#43b364bc52888d555298637b10d60790254ab525"
@@ -13321,6 +13488,13 @@ trim-off-newlines@^1.0.0:
   resolved "https://registry.yarnpkg.com/trim-off-newlines/-/trim-off-newlines-1.0.1.tgz#9f9ba9d9efa8764c387698bcbfeb2c848f11adb3"
   integrity sha1-n5up2e+odkw4dpi8v+sshI8RrbM=
 
+"true-case-path@^1.0.2":
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/true-case-path/-/true-case-path-1.0.3.tgz#f813b5a8c86b40da59606722b144e3225799f47d"
+  integrity sha512-m6s2OdQe5wgpFMC+pAJ+q9djG82O2jcHPOI6RNg1yy9rCYR+WD6Nbpl32fDpfC56nirdRy+opFa/Vk7HYhqaew==
+  dependencies:
+    glob "^7.1.2"
+
 tslib@^1.10.0, tslib@^1.9.0:
   version "1.13.0"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.13.0.tgz#c881e13cc7015894ed914862d276436fa9a47043"
@@ -13979,7 +14153,7 @@ which-module@^2.0.0:
   resolved "https://registry.yarnpkg.com/which-module/-/which-module-2.0.0.tgz#d9ef07dce77b9902b8a3a8fa4b31c3e3f7e6e87a"
   integrity sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho=
 
-which@^1.2.9, which@^1.3.1:
+which@1, which@^1.2.9, which@^1.3.1:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/which/-/which-1.3.1.tgz#a45043d54f5805316da8d62f9f50918d3da70b0a"
   integrity sha512-HxJdYWq1MTIQbJ3nw0cqssHoTNU267KlrDuGZ1WYlxDStUtKUhOaJmh112/TZmHxxUfuJqPXSOm7tDyas0OSIQ==
@@ -14201,7 +14375,7 @@ yaml@^1.10.0, yaml@^1.7.2:
   resolved "https://registry.yarnpkg.com/yaml/-/yaml-1.10.0.tgz#3b593add944876077d4d683fee01081bd9fff31e"
   integrity sha512-yr2icI4glYaNG+KWONODapy2/jDdMSDnrONSjblABjD9B4Z5LgiircSt8m8sRZFNi08kG9Sm0uSHtEmP3zaEGg==
 
-yargs-parser@^13.1.1:
+yargs-parser@^13.1.1, yargs-parser@^13.1.2:
   version "13.1.2"
   resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-13.1.2.tgz#130f09702ebaeef2650d54ce6e3e5706f7a4fb38"
   integrity sha512-3lbsNRf/j+A4QuSZfDRA7HRSfWrzO0YjqTJd5kjAq37Zep1CEgaYmrH9Q3GwPiB9cHyd1Y1UwggGhJGoxipbzg==
@@ -14241,6 +14415,22 @@ yargs@13.3.0:
     y18n "^4.0.0"
     yargs-parser "^13.1.1"
 
+yargs@^13.3.2:
+  version "13.3.2"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-13.3.2.tgz#ad7ffefec1aa59565ac915f82dccb38a9c31a2dd"
+  integrity sha512-AX3Zw5iPruN5ie6xGRIDgqkT+ZhnRlZMLMHAs8tg7nRruy2Nb+i5o9bwghAogtM08q1dpr2LVoS8KSTMYpWXUw==
+  dependencies:
+    cliui "^5.0.0"
+    find-up "^3.0.0"
+    get-caller-file "^2.0.1"
+    require-directory "^2.1.1"
+    require-main-filename "^2.0.0"
+    set-blocking "^2.0.0"
+    string-width "^3.0.0"
+    which-module "^2.0.0"
+    y18n "^4.0.0"
+    yargs-parser "^13.1.2"
+
 yargs@^14.2.2:
   version "14.2.3"
   resolved "https://registry.yarnpkg.com/yargs/-/yargs-14.2.3.tgz#1a1c3edced1afb2a2fea33604bc6d1d8d688a414"