feat: support custom project paths, and if target does not exist

Closes #7.

action.yml

@@ -15,6 +15,12 @@ inputs:
       using `cargo install`. By default this is false.
     required: false
     default: false
+  project-path:
+    description: |
+      The path to the folder containing `Cargo.toml` and `target`, without a trailing slash. By
+      default this is the current working directory.
+    required: false
+    default: '.'
   gh-token:
     description: |
       The Github token used to fetch the most recent artifact. This defaults to

dist/main/index.js

@@ -115807,6 +115807,7 @@ const CARGO_SWEEP_VERSION = "^0.7.0";
 const INPUTS = {
     useCache: core.getBooleanInput("use-cache", { required: true }),
     usePrebuilt: core.getBooleanInput("use-prebuilt", { required: true }),
+    projectPath: core.getInput("project-path", { required: true }),
     ghToken: core.getInput("gh-token", { required: false }),
 };
 

dist/post/index.js

@@ -61418,6 +61418,7 @@ const CARGO_SWEEP_VERSION = "^0.7.0";
 const INPUTS = {
     useCache: core.getBooleanInput("use-cache", { required: true }),
     usePrebuilt: core.getBooleanInput("use-prebuilt", { required: true }),
+    projectPath: core.getInput("project-path", { required: true }),
     ghToken: core.getInput("gh-token", { required: false }),
 };
 
@@ -72439,33 +72440,42 @@ var __webpack_exports__ = {};
 const cache = __nccwpck_require__(6878);
 const core = __nccwpck_require__(9093);
 const exec = __nccwpck_require__(7775);
-const io = __nccwpck_require__(2826);
 
 const fs = __nccwpck_require__(3292);
 
 const shared = __nccwpck_require__(1590);
 
-async function main() {    
+async function main() {
+    try {
+        // Check if the `target` folder exists.
+        fs.access(`${shared.INPUTS.projectPath}/target`);
+    } catch {
+        core.info(`Cargo \`target\` directory was not found at ${shared.INPUTS.projectPath}/target.`);
+
+        // Since there's nothing to cache, let's exit early.
+        return;
+    }
+
     const cacheHit = core.getState("cache-hit");
 
     // Recreate `sweep.timestamp` file.
     core.info("Restoring timestamp from state.");
     const timestamp = core.getState("timestamp");
-    await fs.writeFile("sweep.timestamp", timestamp);
+    await fs.writeFile(`${shared.INPUTS.projectPath}/sweep.timestamp`, timestamp);
 
     core.info(`Using timestamp: ${timestamp}.`);
 
     // Remove everything older than timestamp.
     core.info("Sweeping unused build files.");
-    await exec.exec(`"${shared.PATH}"`, ["sweep", "--file"]);
+    await exec.exec(`"${shared.PATH}"`, ["sweep", "--file", shared.INPUTS.projectPath]);
 
     if (shared.INPUTS.useCache && cacheHit === "false") {
         core.info(`Saving cache with key ${shared.cacheKey()}`);
 
         cache.saveCache(
             [shared.PATH],
             shared.cacheKey(),
-        )
+        );
     }
 }
 

src/index.js

@@ -19,6 +19,7 @@ export const CARGO_SWEEP_VERSION = "^0.7.0";
 export const INPUTS = {
     useCache: core.getBooleanInput("use-cache", { required: true }),
     usePrebuilt: core.getBooleanInput("use-prebuilt", { required: true }),
+    projectPath: core.getInput("project-path", { required: true }),
     ghToken: core.getInput("gh-token", { required: false }),
 };
 

src/post.js

@@ -1,33 +1,42 @@
 const cache = require("@actions/cache");
 const core = require("@actions/core");
 const exec = require("@actions/exec");
-const io = require("@actions/io");
 
 const fs = require("fs/promises");
 
 const shared = require("./index");
 
-async function main() {    
+async function main() {
+    try {
+        // Check if the `target` folder exists.
+        fs.access(`${shared.INPUTS.projectPath}/target`);
+    } catch {
+        core.info(`Cargo \`target\` directory was not found at ${shared.INPUTS.projectPath}/target.`);
+
+        // Since there's nothing to cache, let's exit early.
+        return;
+    }
+
     const cacheHit = core.getState("cache-hit");
 
     // Recreate `sweep.timestamp` file.
     core.info("Restoring timestamp from state.");
     const timestamp = core.getState("timestamp");
-    await fs.writeFile("sweep.timestamp", timestamp);
+    await fs.writeFile(`${shared.INPUTS.projectPath}/sweep.timestamp`, timestamp);
 
     core.info(`Using timestamp: ${timestamp}.`);
 
     // Remove everything older than timestamp.
     core.info("Sweeping unused build files.");
-    await exec.exec(`"${shared.PATH}"`, ["sweep", "--file"]);
+    await exec.exec(`"${shared.PATH}"`, ["sweep", "--file", shared.INPUTS.projectPath]);
 
     if (shared.INPUTS.useCache && cacheHit === "false") {
         core.info(`Saving cache with key ${shared.cacheKey()}`);
 
         cache.saveCache(
             [shared.PATH],
             shared.cacheKey(),
-        )
+        );
     }
 }