Respect UV_NO_MODIFY_PATH (#603)

Fixes: #519

.github/workflows/test.yml

@@ -72,6 +72,29 @@ jobs:
         env:
           UVX_PATH: ${{ steps.setup-uv.outputs.uvx-path }}
 
+  test-uv-no-modify-path:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+        with:
+          persist-credentials: false
+      - name: Install with UV_NO_MODIFY_PATH set
+        id: setup-uv
+        uses: ./
+        env:
+          UV_NO_MODIFY_PATH: true
+      - run: "${UV_PATH}" sync
+        working-directory: __tests__/fixtures/uv-project
+        shell: bash
+        env:
+          UV_PATH: ${{ steps.setup-uv.outputs.uv-path }}
+      - name: uv is not on PATH
+        run: |
+          if command -v uv; then
+              echo "uv should not be on PATH"
+              exit 1
+          fi
+
   test-specific-version:
     runs-on: ubuntu-latest
     strategy:
@@ -755,6 +778,7 @@ jobs:
     needs:
       - lint
       - test-default-version
+      - test-uv-no-modify-path
       - test-specific-version
       - test-latest-version
       - test-from-working-directory-version

dist/save-cache/index.js

@@ -90019,6 +90019,7 @@ const cache = __importStar(__nccwpck_require__(5116));
 const core = __importStar(__nccwpck_require__(7484));
 const exec = __importStar(__nccwpck_require__(5236));
 const restore_cache_1 = __nccwpck_require__(5391);
+const constants_1 = __nccwpck_require__(6156);
 const inputs_1 = __nccwpck_require__(9612);
 async function run() {
     try {
@@ -90086,11 +90087,27 @@ async function pruneCache() {
     };
     const execArgs = ["cache", "prune", "--ci"];
     core.info("Pruning cache...");
-    await exec.exec("uv", execArgs, options);
+    const uvPath = core.getState(constants_1.STATE_UV_PATH);
+    await exec.exec(uvPath, execArgs, options);
 }
 run();
 
 
+/***/ }),
+
+/***/ 6156:
+/***/ ((__unused_webpack_module, exports) => {
+
+"use strict";
+
+Object.defineProperty(exports, "__esModule", ({ value: true }));
+exports.STATE_UV_PATH = exports.TOOL_CACHE_NAME = exports.OWNER = exports.REPO = void 0;
+exports.REPO = "uv";
+exports.OWNER = "astral-sh";
+exports.TOOL_CACHE_NAME = "uv";
+exports.STATE_UV_PATH = "uv-path";
+
+
 /***/ }),
 
 /***/ 9612:

dist/setup/index.js

@@ -129387,6 +129387,7 @@ const core = __importStar(__nccwpck_require__(37484));
 const exec = __importStar(__nccwpck_require__(95236));
 const restore_cache_1 = __nccwpck_require__(95391);
 const download_version_1 = __nccwpck_require__(28255);
+const constants_1 = __nccwpck_require__(56156);
 const inputs_1 = __nccwpck_require__(9612);
 const platforms_1 = __nccwpck_require__(98361);
 const resolve_1 = __nccwpck_require__(36772);
@@ -129473,18 +129474,33 @@ async function determineVersion(manifestFile) {
 }
 function addUvToPathAndOutput(cachedPath) {
     core.setOutput("uv-path", `${cachedPath}${path.sep}uv`);
+    core.saveState(constants_1.STATE_UV_PATH, `${cachedPath}${path.sep}uv`);
     core.setOutput("uvx-path", `${cachedPath}${path.sep}uvx`);
-    core.addPath(cachedPath);
+    if (process.env.UV_NO_MODIFY_PATH !== undefined) {
-    core.info(`Added ${cachedPath} to the path`);
+        core.info("UV_NO_MODIFY_PATH is set, not modifying PATH");
+    }
+    else {
+        core.addPath(cachedPath);
+        core.info(`Added ${cachedPath} to the path`);
+    }
 }
 function addToolBinToPath() {
     if (inputs_1.toolBinDir !== undefined) {
         core.exportVariable("UV_TOOL_BIN_DIR", inputs_1.toolBinDir);
         core.info(`Set UV_TOOL_BIN_DIR to ${inputs_1.toolBinDir}`);
-        core.addPath(inputs_1.toolBinDir);
+        if (process.env.UV_NO_MODIFY_PATH !== undefined) {
-        core.info(`Added ${inputs_1.toolBinDir} to the path`);
+            core.info(`UV_NO_MODIFY_PATH is set, not adding ${inputs_1.toolBinDir} to path`);
+        }
+        else {
+            core.addPath(inputs_1.toolBinDir);
+            core.info(`Added ${inputs_1.toolBinDir} to the path`);
+        }
     }
     else {
+        if (process.env.UV_NO_MODIFY_PATH !== undefined) {
+            core.info("UV_NO_MODIFY_PATH is set, not adding user local bin to path");
+            return;
+        }
         if (process.env.XDG_BIN_HOME !== undefined) {
             core.addPath(process.env.XDG_BIN_HOME);
             core.info(`Added ${process.env.XDG_BIN_HOME} to the path`);
@@ -129513,6 +129529,9 @@ function setupPython() {
 }
 async function activateEnvironment() {
     if (inputs_1.activateEnvironment) {
+        if (process.env.UV_NO_MODIFY_PATH !== undefined) {
+            throw new Error("UV_NO_MODIFY_PATH and activate-environment cannot be used together.");
+        }
         const execArgs = ["venv", ".venv", "--directory", inputs_1.workingDirectory];
         core.info("Activating python venv...");
         await exec.exec("uv", execArgs);
@@ -129545,10 +129564,11 @@ run();
 "use strict";
 
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.TOOL_CACHE_NAME = exports.OWNER = exports.REPO = void 0;
+exports.STATE_UV_PATH = exports.TOOL_CACHE_NAME = exports.OWNER = exports.REPO = void 0;
 exports.REPO = "uv";
 exports.OWNER = "astral-sh";
 exports.TOOL_CACHE_NAME = "uv";
+exports.STATE_UV_PATH = "uv-path";
 
 
 /***/ }),

dist/update-known-versions/index.js

@@ -65748,10 +65748,11 @@ run();
 "use strict";
 
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.TOOL_CACHE_NAME = exports.OWNER = exports.REPO = void 0;
+exports.STATE_UV_PATH = exports.TOOL_CACHE_NAME = exports.OWNER = exports.REPO = void 0;
 exports.REPO = "uv";
 exports.OWNER = "astral-sh";
 exports.TOOL_CACHE_NAME = "uv";
+exports.STATE_UV_PATH = "uv-path";
 
 
 /***/ }),

src/save-cache.ts

@@ -6,6 +6,7 @@ import {
   STATE_CACHE_KEY,
   STATE_CACHE_MATCHED_KEY,
 } from "./cache/restore-cache";
+import { STATE_UV_PATH } from "./utils/constants";
 import {
   cacheLocalPath,
   enableCache,
@@ -91,7 +92,8 @@ async function pruneCache(): Promise<void> {
   const execArgs = ["cache", "prune", "--ci"];
 
   core.info("Pruning cache...");
-  await exec.exec("uv", execArgs, options);
+  const uvPath = core.getState(STATE_UV_PATH);
+  await exec.exec(uvPath, execArgs, options);
 }
 
 run();

src/setup-uv.ts

@@ -9,6 +9,7 @@ import {
   resolveVersion,
   tryGetFromToolCache,
 } from "./download/download-version";
+import { STATE_UV_PATH } from "./utils/constants";
 import {
   activateEnvironment as activateEnvironmentInput,
   addProblemMatchers,
@@ -163,18 +164,31 @@ async function determineVersion(
 
 function addUvToPathAndOutput(cachedPath: string): void {
   core.setOutput("uv-path", `${cachedPath}${path.sep}uv`);
+  core.saveState(STATE_UV_PATH, `${cachedPath}${path.sep}uv`);
   core.setOutput("uvx-path", `${cachedPath}${path.sep}uvx`);
-  core.addPath(cachedPath);
+  if (process.env.UV_NO_MODIFY_PATH !== undefined) {
-  core.info(`Added ${cachedPath} to the path`);
+    core.info("UV_NO_MODIFY_PATH is set, not modifying PATH");
+  } else {
+    core.addPath(cachedPath);
+    core.info(`Added ${cachedPath} to the path`);
+  }
 }
 
 function addToolBinToPath(): void {
   if (toolBinDir !== undefined) {
     core.exportVariable("UV_TOOL_BIN_DIR", toolBinDir);
     core.info(`Set UV_TOOL_BIN_DIR to ${toolBinDir}`);
-    core.addPath(toolBinDir);
+    if (process.env.UV_NO_MODIFY_PATH !== undefined) {
-    core.info(`Added ${toolBinDir} to the path`);
+      core.info(`UV_NO_MODIFY_PATH is set, not adding ${toolBinDir} to path`);
+    } else {
+      core.addPath(toolBinDir);
+      core.info(`Added ${toolBinDir} to the path`);
+    }
   } else {
+    if (process.env.UV_NO_MODIFY_PATH !== undefined) {
+      core.info("UV_NO_MODIFY_PATH is set, not adding user local bin to path");
+      return;
+    }
     if (process.env.XDG_BIN_HOME !== undefined) {
       core.addPath(process.env.XDG_BIN_HOME);
       core.info(`Added ${process.env.XDG_BIN_HOME} to the path`);
@@ -204,6 +218,11 @@ function setupPython(): void {
 
 async function activateEnvironment(): Promise<void> {
   if (activateEnvironmentInput) {
+    if (process.env.UV_NO_MODIFY_PATH !== undefined) {
+      throw new Error(
+        "UV_NO_MODIFY_PATH and activate-environment cannot be used together.",
+      );
+    }
     const execArgs = ["venv", ".venv", "--directory", workingDirectory];
 
     core.info("Activating python venv...");

src/utils/constants.ts

@@ -1,3 +1,4 @@
 export const REPO = "uv";
 export const OWNER = "astral-sh";
 export const TOOL_CACHE_NAME = "uv";
+export const STATE_UV_PATH = "uv-path";