fix: multi-linker linking when only output files in sandbox

WORKSPACE

@@ -91,6 +91,14 @@ yarn_install(
     yarn_lock = "//packages/cypress/test:yarn.lock",
 )
 
+yarn_install(
+    name = "rollup_test_multi_linker_deps",
+    package_json = "//packages/rollup/test/multi_linker:package.json",
+    package_path = "packages/rollup/test/multi_linker",
+    symlink_node_modules = False,
+    yarn_lock = "//packages/rollup/test/multi_linker:yarn.lock",
+)
+
 # We have a source dependency on build_bazel_rules_typescript
 # so we must repeat its transitive toolchain deps
 load("@build_bazel_rules_typescript//:package.bzl", "rules_typescript_dev_dependencies")

internal/linker/index.js

@@ -420,26 +420,17 @@ function main(args, runfiles) {
             const workspaceNodeModules = `${workspacePath}/node_modules`;
             if (packagePath) {
                 if (yield exists(workspaceNodeModules)) {
-                    let resolvedPackagePath;
-                    if (yield exists(packagePath)) {
-                        yield symlinkWithUnlink(workspaceNodeModules, `${packagePath}/node_modules`);
-                        resolvedPackagePath = packagePath;
-                    }
+                    yield mkdirp(packagePath);
+                    yield symlinkWithUnlink(workspaceNodeModules, `${packagePath}/node_modules`);
                     if (!isExecroot) {
                         const runfilesPackagePath = `${startCwd}/${packagePath}`;
                         if (yield exists(runfilesPackagePath)) {
-                            if (resolvedPackagePath) {
-                                yield symlinkWithUnlink(`${resolvedPackagePath}/node_modules`, `${runfilesPackagePath}/node_modules`);
-                            }
-                            else {
-                                yield symlinkWithUnlink(workspaceNodeModules, `${runfilesPackagePath}/node_modules`);
-                            }
-                            resolvedPackagePath = runfilesPackagePath;
+                            yield symlinkWithUnlink(`${packagePath}/node_modules`, `${runfilesPackagePath}/node_modules`);
                         }
                     }
                     const packagePathBin = `${bin}/${packagePath}`;
-                    if (resolvedPackagePath && (yield exists(packagePathBin))) {
-                        yield symlinkWithUnlink(`${resolvedPackagePath}/node_modules`, `${packagePathBin}/node_modules`);
+                    if (yield exists(packagePathBin)) {
+                        yield symlinkWithUnlink(`${packagePath}/node_modules`, `${packagePathBin}/node_modules`);
                     }
                 }
             }

internal/linker/link_node_modules.ts

@@ -618,30 +618,30 @@ export async function main(args: string[], runfiles: Runfiles) {
     if (packagePath) {
       // sub-directory node_modules
       if (await exists(workspaceNodeModules)) {
-        let resolvedPackagePath;
-        if (await exists(packagePath)) {
-          await symlinkWithUnlink(workspaceNodeModules, `${packagePath}/node_modules`);
-          resolvedPackagePath = packagePath;
-        }
+        // in some cases packagePath may not exist in sandbox if there are no source deps
+        // and only generated file deps. we create it so that we that we can link to
+        // packagePath/node_modules since packagePathBin/node_modules is a symlink to
+        // packagePath/node_modules and is unguarded in launcher.sh as we allow symlinks to fall
+        // through to from output tree to source tree to prevent resolving the same npm package to
+        // multiple locations on disk
+        await mkdirp(packagePath);
+        await symlinkWithUnlink(workspaceNodeModules, `${packagePath}/node_modules`);
         if (!isExecroot) {
           // Under runfiles, we symlink into the package in runfiles as well.
           // When inside the sandbox, the execroot location will not exist to symlink to.
           const runfilesPackagePath = `${startCwd}/${packagePath}`;
           if (await exists(runfilesPackagePath)) {
-            if (resolvedPackagePath) {
-              await symlinkWithUnlink(
-                  `${resolvedPackagePath}/node_modules`, `${runfilesPackagePath}/node_modules`);
-            } else {
-              await symlinkWithUnlink(workspaceNodeModules, `${runfilesPackagePath}/node_modules`);
-            }
-            resolvedPackagePath = runfilesPackagePath;
+            await symlinkWithUnlink(
+                `${packagePath}/node_modules`, `${runfilesPackagePath}/node_modules`);
           }
         }
         const packagePathBin = `${bin}/${packagePath}`;
-        if (resolvedPackagePath && await exists(packagePathBin)) {
+        if (await exists(packagePathBin)) {
           // if bin path exists, symlink bin/package/node_modules -> package/node_modules
-          await symlinkWithUnlink(
-              `${resolvedPackagePath}/node_modules`, `${packagePathBin}/node_modules`);
+          // NB: this location is unguarded in launcher.sh to allow symlinks to fall-throught
+          // package/node_modules to prevent resolving the same npm package to multiple locations on
+          // disk
+          await symlinkWithUnlink(`${packagePath}/node_modules`, `${packagePathBin}/node_modules`);
         }
       }
     } else {

packages/rollup/test/multi_linker/BUILD.bazel

@@ -0,0 +1,32 @@
+load("@build_bazel_rules_nodejs//:index.bzl", "generated_file_test")
+load("//packages/rollup:index.bzl", "rollup_bundle")
+load("//packages/typescript:index.bzl", "ts_project")
+
+ts_project(
+    name = "tsconfig",
+    srcs = glob(["*.ts"]),
+    deps = ["@rollup_test_multi_linker_deps//@types"],
+)
+
+# Intentionally test with only generated files by transpiling with ts_project
+# to test multi-linker build action with no source inputs.
+# NB: rollup.config.js is used to generated "_{name}.rollup_config.js" in output
+# tree. Only the generated config is a input to the rollup build action.
+rollup_bundle(
+    name = "bundle",
+    config_file = "rollup.config.js",
+    entry_point = "main.js",
+    deps = [
+        "tsconfig",
+        "@rollup_test_multi_linker_deps//@rollup/plugin-commonjs",
+        "@rollup_test_multi_linker_deps//@rollup/plugin-node-resolve",
+    ],
+)
+
+generated_file_test(
+    name = "test",
+    src = "golden.js_",
+    generated = "bundle.js",
+    # fails in some non-trivial way on Windows; not particularly important to Windows coverage here
+    tags = ["fix-windows"],
+)

packages/rollup/test/multi_linker/golden.js_

@@ -0,0 +1,22 @@
+function createCommonjsModule(fn, basedir, module) {
+	return module = {
+	  path: basedir,
+	  exports: {},
+	  require: function (path, base) {
+      return commonjsRequire(path, (base === undefined || base === null) ? module.path : base);
+    }
+	}, fn(module, module.exports), module.exports;
+}
+
+function commonjsRequire () {
+	throw new Error('Dynamic requires are not currently supported by @rollup/plugin-commonjs');
+}
+
+var lib = createCommonjsModule(function (module, exports) {
+exports.__esModule = true;
+exports.key = 'rollup';
+});
+
+var key = lib.key;
+console.log(key);
+//# sourceMappingURL=data:application/json;charset=utf-8;base64,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

packages/rollup/test/multi_linker/lib.ts

@@ -0,0 +1 @@
+export const key: string = 'rollup';

packages/rollup/test/multi_linker/main.ts

@@ -0,0 +1,2 @@
+const key = require('./lib').key;
+console.log(key);

packages/rollup/test/multi_linker/package.json

@@ -0,0 +1,7 @@
+{
+  "devDependencies": {
+    "@types/node": "14.14.26",
+    "@rollup/plugin-commonjs": "14.0.0",
+    "@rollup/plugin-node-resolve": "8.4.0"
+  }
+}

packages/rollup/test/multi_linker/rollup.config.js

@@ -0,0 +1,9 @@
+const {nodeResolve} = require('@rollup/plugin-node-resolve')
+const commonjs = require('@rollup/plugin-commonjs')
+
+module.exports = {
+  plugins: [
+    nodeResolve(),
+    commonjs(),
+  ],
+}

packages/rollup/test/multi_linker/tsconfig.json

@@ -0,0 +1,5 @@
+{
+  "compilerOptions": {
+    "types": ["node"]
+  }
+}

packages/rollup/test/multi_linker/yarn.lock

@@ -0,0 +1,218 @@
+# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
+# yarn lockfile v1
+
+
+"@rollup/[email protected]":
+  version "14.0.0"
+  resolved "https://registry.yarnpkg.com/@rollup/plugin-commonjs/-/plugin-commonjs-14.0.0.tgz#4285f9ec2db686a31129e5a2b415c94aa1f836f0"
+  integrity sha512-+PSmD9ePwTAeU106i9FRdc+Zb3XUWyW26mo5Atr2mk82hor8+nPwkztEjFo8/B1fJKfaQDg9aM2bzQkjhi7zOw==
+  dependencies:
+    "@rollup/pluginutils" "^3.0.8"
+    commondir "^1.0.1"
+    estree-walker "^1.0.1"
+    glob "^7.1.2"
+    is-reference "^1.1.2"
+    magic-string "^0.25.2"
+    resolve "^1.11.0"
+
+"@rollup/[email protected]":
+  version "8.4.0"
+  resolved "https://registry.yarnpkg.com/@rollup/plugin-node-resolve/-/plugin-node-resolve-8.4.0.tgz#261d79a680e9dc3d86761c14462f24126ba83575"
+  integrity sha512-LFqKdRLn0ShtQyf6SBYO69bGE1upV6wUhBX0vFOUnLAyzx5cwp8svA0eHUnu8+YU57XOkrMtfG63QOpQx25pHQ==
+  dependencies:
+    "@rollup/pluginutils" "^3.1.0"
+    "@types/resolve" "1.17.1"
+    builtin-modules "^3.1.0"
+    deep-freeze "^0.0.1"
+    deepmerge "^4.2.2"
+    is-module "^1.0.0"
+    resolve "^1.17.0"
+
+"@rollup/pluginutils@^3.0.8", "@rollup/pluginutils@^3.1.0":
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/@rollup/pluginutils/-/pluginutils-3.1.0.tgz#706b4524ee6dc8b103b3c995533e5ad680c02b9b"
+  integrity sha512-GksZ6pr6TpIjHm8h9lSQ8pi8BE9VeubNT0OMJ3B5uZJ8pz73NPiqOtCog/x2/QzM1ENChPKxMDhiQuRHsqc+lg==
+  dependencies:
+    "@types/estree" "0.0.39"
+    estree-walker "^1.0.1"
+    picomatch "^2.2.2"
+
+"@types/estree@*":
+  version "0.0.46"
+  resolved "https://registry.yarnpkg.com/@types/estree/-/estree-0.0.46.tgz#0fb6bfbbeabd7a30880504993369c4bf1deab1fe"
+  integrity sha512-laIjwTQaD+5DukBZaygQ79K1Z0jb1bPEMRrkXSLjtCcZm+abyp5YbrqpSLzD42FwWW6gK/aS4NYpJ804nG2brg==
+
+"@types/[email protected]":
+  version "0.0.39"
+  resolved "https://registry.yarnpkg.com/@types/estree/-/estree-0.0.39.tgz#e177e699ee1b8c22d23174caaa7422644389509f"
+  integrity sha512-EYNwp3bU+98cpU4lAWYYL7Zz+2gryWH1qbdDTidVd6hkiR6weksdbMadyXKXNPEkQFhXM+hVO9ZygomHXp+AIw==
+
+"@types/node@*", "@types/[email protected]":
+  version "14.14.26"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-14.14.26.tgz#e40df24c957568f350cca04e63bfb1e1556d1cbf"
+  integrity sha512-skWxepWOs+VArEBWd2S/VR3wUavioIIx9/HzW+UJiIjtwa6+kNXdsOeq7FfxDXf56hIcL0ieo2brwMgBJ1+lhw==
+
+"@types/[email protected]":
+  version "1.17.1"
+  resolved "https://registry.yarnpkg.com/@types/resolve/-/resolve-1.17.1.tgz#3afd6ad8967c77e4376c598a82ddd58f46ec45d6"
+  integrity sha512-yy7HuzQhj0dhGpD8RLXSZWEkLsV9ibvxvi6EiJ3bkqLAO1RGo0WbkWQiwpRlSFymTJRz0d3k5LM3kkx8ArDbLw==
+  dependencies:
+    "@types/node" "*"
+
+balanced-match@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.0.tgz#89b4d199ab2bee49de164ea02b89ce462d71b767"
+  integrity sha1-ibTRmasr7kneFk6gK4nORi1xt2c=
+
+brace-expansion@^1.1.7:
+  version "1.1.11"
+  resolved "https://registry.yarnpkg.com/brace-expansion/-/brace-expansion-1.1.11.tgz#3c7fcbf529d87226f3d2f52b966ff5271eb441dd"
+  integrity sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==
+  dependencies:
+    balanced-match "^1.0.0"
+    concat-map "0.0.1"
+
+builtin-modules@^3.1.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/builtin-modules/-/builtin-modules-3.2.0.tgz#45d5db99e7ee5e6bc4f362e008bf917ab5049887"
+  integrity sha512-lGzLKcioL90C7wMczpkY0n/oART3MbBa8R9OFGE1rJxoVI86u4WAGfEk8Wjv10eKSyTHVGkSo3bvBylCEtk7LA==
+
+commondir@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/commondir/-/commondir-1.0.1.tgz#ddd800da0c66127393cca5950ea968a3aaf1253b"
+  integrity sha1-3dgA2gxmEnOTzKWVDqloo6rxJTs=
+
+[email protected]:
+  version "0.0.1"
+  resolved "https://registry.yarnpkg.com/concat-map/-/concat-map-0.0.1.tgz#d8a96bd77fd68df7793a73036a3ba0d5405d477b"
+  integrity sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=
+
+deep-freeze@^0.0.1:
+  version "0.0.1"
+  resolved "https://registry.yarnpkg.com/deep-freeze/-/deep-freeze-0.0.1.tgz#3a0b0005de18672819dfd38cd31f91179c893e84"
+  integrity sha1-OgsABd4YZygZ39OM0x+RF5yJPoQ=
+
+deepmerge@^4.2.2:
+  version "4.2.2"
+  resolved "https://registry.yarnpkg.com/deepmerge/-/deepmerge-4.2.2.tgz#44d2ea3679b8f4d4ffba33f03d865fc1e7bf4955"
+  integrity sha512-FJ3UgI4gIl+PHZm53knsuSFpE+nESMr7M4v9QcgB7S63Kj/6WqMiFQJpBBYz1Pt+66bZpP3Q7Lye0Oo9MPKEdg==
+
+estree-walker@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/estree-walker/-/estree-walker-1.0.1.tgz#31bc5d612c96b704106b477e6dd5d8aa138cb700"
+  integrity sha512-1fMXF3YP4pZZVozF8j/ZLfvnR8NSIljt56UhbZ5PeeDmmGHpgpdwQt7ITlGvYaQukCvuBRMLEiKiYC+oeIg4cg==
+
+fs.realpath@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/fs.realpath/-/fs.realpath-1.0.0.tgz#1504ad2523158caa40db4a2787cb01411994ea4f"
+  integrity sha1-FQStJSMVjKpA20onh8sBQRmU6k8=
+
+function-bind@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.1.tgz#a56899d3ea3c9bab874bb9773b7c5ede92f4895d"
+  integrity sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A==
+
+glob@^7.1.2:
+  version "7.1.6"
+  resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.6.tgz#141f33b81a7c2492e125594307480c46679278a6"
+  integrity sha512-LwaxwyZ72Lk7vZINtNNrywX0ZuLyStrdDtabefZKAY5ZGJhVtgdznluResxNmPitE0SAO+O26sWTHeKSI2wMBA==
+  dependencies:
+    fs.realpath "^1.0.0"
+    inflight "^1.0.4"
+    inherits "2"
+    minimatch "^3.0.4"
+    once "^1.3.0"
+    path-is-absolute "^1.0.0"
+
+has@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/has/-/has-1.0.3.tgz#722d7cbfc1f6aa8241f16dd814e011e1f41e8796"
+  integrity sha512-f2dvO0VU6Oej7RkWJGrehjbzMAjFp5/VKPp5tTpWIV4JHHZK1/BxbFRtf/siA2SWTe09caDmVtYYzWEIbBS4zw==
+  dependencies:
+    function-bind "^1.1.1"
+
+inflight@^1.0.4:
+  version "1.0.6"
+  resolved "https://registry.yarnpkg.com/inflight/-/inflight-1.0.6.tgz#49bd6331d7d02d0c09bc910a1075ba8165b56df9"
+  integrity sha1-Sb1jMdfQLQwJvJEKEHW6gWW1bfk=
+  dependencies:
+    once "^1.3.0"
+    wrappy "1"
+
+inherits@2:
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.4.tgz#0fa2c64f932917c3433a0ded55363aae37416b7c"
+  integrity sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==
+
+is-core-module@^2.2.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/is-core-module/-/is-core-module-2.2.0.tgz#97037ef3d52224d85163f5597b2b63d9afed981a"
+  integrity sha512-XRAfAdyyY5F5cOXn7hYQDqh2Xmii+DEfIcQGxK/uNwMHhIkPWO0g8msXcbzLe+MpGoR951MlqM/2iIlU4vKDdQ==
+  dependencies:
+    has "^1.0.3"
+
+is-module@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/is-module/-/is-module-1.0.0.tgz#3258fb69f78c14d5b815d664336b4cffb6441591"
+  integrity sha1-Mlj7afeMFNW4FdZkM2tM/7ZEFZE=
+
+is-reference@^1.1.2:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/is-reference/-/is-reference-1.2.1.tgz#8b2dac0b371f4bc994fdeaba9eb542d03002d0b7"
+  integrity sha512-U82MsXXiFIrjCK4otLT+o2NA2Cd2g5MLoOVXUZjIOhLurrRxpEXzI8O0KZHr3IjLvlAH1kTPYSuqer5T9ZVBKQ==
+  dependencies:
+    "@types/estree" "*"
+
+magic-string@^0.25.2:
+  version "0.25.7"
+  resolved "https://registry.yarnpkg.com/magic-string/-/magic-string-0.25.7.tgz#3f497d6fd34c669c6798dcb821f2ef31f5445051"
+  integrity sha512-4CrMT5DOHTDk4HYDlzmwu4FVCcIYI8gauveasrdCu2IKIFOJ3f0v/8MDGJCDL9oD2ppz/Av1b0Nj345H9M+XIA==
+  dependencies:
+    sourcemap-codec "^1.4.4"
+
+minimatch@^3.0.4:
+  version "3.0.4"
+  resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.0.4.tgz#5166e286457f03306064be5497e8dbb0c3d32083"
+  integrity sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==
+  dependencies:
+    brace-expansion "^1.1.7"
+
+once@^1.3.0:
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/once/-/once-1.4.0.tgz#583b1aa775961d4b113ac17d9c50baef9dd76bd1"
+  integrity sha1-WDsap3WWHUsROsF9nFC6753Xa9E=
+  dependencies:
+    wrappy "1"
+
+path-is-absolute@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/path-is-absolute/-/path-is-absolute-1.0.1.tgz#174b9268735534ffbc7ace6bf53a5a9e1b5c5f5f"
+  integrity sha1-F0uSaHNVNP+8es5r9TpanhtcX18=
+
+path-parse@^1.0.6:
+  version "1.0.6"
+  resolved "https://registry.yarnpkg.com/path-parse/-/path-parse-1.0.6.tgz#d62dbb5679405d72c4737ec58600e9ddcf06d24c"
+  integrity sha512-GSmOT2EbHrINBf9SR7CDELwlJ8AENk3Qn7OikK4nFYAu3Ote2+JYNVvkpAEQm3/TLNEJFD/xZJjzyxg3KBWOzw==
+
+picomatch@^2.2.2:
+  version "2.2.2"
+  resolved "https://registry.yarnpkg.com/picomatch/-/picomatch-2.2.2.tgz#21f333e9b6b8eaff02468f5146ea406d345f4dad"
+  integrity sha512-q0M/9eZHzmr0AulXyPwNfZjtwZ/RBZlbN3K3CErVrk50T2ASYI7Bye0EvekFY3IP1Nt2DHu0re+V2ZHIpMkuWg==
+
+resolve@^1.11.0, resolve@^1.17.0:
+  version "1.20.0"
+  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.20.0.tgz#629a013fb3f70755d6f0b7935cc1c2c5378b1975"
+  integrity sha512-wENBPt4ySzg4ybFQW2TT1zMQucPK95HSh/nq2CFTZVOGut2+pQvSsgtda4d26YrYcr067wjbmzOG8byDPBX63A==
+  dependencies:
+    is-core-module "^2.2.0"
+    path-parse "^1.0.6"
+
+sourcemap-codec@^1.4.4:
+  version "1.4.8"
+  resolved "https://registry.yarnpkg.com/sourcemap-codec/-/sourcemap-codec-1.4.8.tgz#ea804bd94857402e6992d05a38ef1ae35a9ab4c4"
+  integrity sha512-9NykojV5Uih4lgo5So5dtw+f0JgJX30KCNI8gwhz2J9A15wD0Ml6tjHKwf6fTSa6fAdVBdZeNOs9eJ71qCk8vA==
+
+wrappy@1:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/wrappy/-/wrappy-1.0.2.tgz#b5243d8f3ec1aa35f1364605bc0d1036e30ab69f"
+  integrity sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=