Use TOML 1.0.0 compliant library for parsing (#47)

iarna/toml is unmaintained.
Replaced by smol-toml which is maintained and has the same api

package-lock.json

@@ -13,7 +13,7 @@
         "@actions/exec": "^1.1.1",
         "@actions/github": "^6.0.0",
         "@actions/tool-cache": "^2.0.1",
-        "@iarna/toml": "^2.2.5"
+        "smol-toml": "^1.3.1"
       },
       "devDependencies": {
         "@biomejs/biome": "1.9.4",
@@ -242,11 +242,6 @@
         "node": ">=14"
       }
     },
-    "node_modules/@iarna/toml": {
-      "version": "2.2.5",
-      "resolved": "https://registry.npmjs.org/@iarna/toml/-/toml-2.2.5.tgz",
-      "integrity": "sha512-trnsAYxU3xnS1gPHPyU961coFyLkh4gAD/0zQ5mymY4yOZ+CYvsPqUbOFSw0aDM4y0tV7tiFxL/1XfXPNC6IPg=="
-    },
     "node_modules/@octokit/auth-token": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/@octokit/auth-token/-/auth-token-4.0.0.tgz",
@@ -459,6 +454,17 @@
         "semver": "bin/semver.js"
       }
     },
+    "node_modules/smol-toml": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/smol-toml/-/smol-toml-1.3.1.tgz",
+      "integrity": "sha512-tEYNll18pPKHroYSmLLrksq233j021G0giwW7P3D24jC54pQ5W5BXMsQ/Mvw1OJCmEYDgY+lrzT+3nNUtoNfXQ==",
+      "engines": {
+        "node": ">= 18"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/cyyynthia"
+      }
+    },
     "node_modules/tunnel": {
       "version": "0.0.6",
       "resolved": "https://registry.npmjs.org/tunnel/-/tunnel-0.0.6.tgz",

package.json

@@ -26,7 +26,7 @@
     "@actions/exec": "^1.1.1",
     "@actions/github": "^6.0.0",
     "@actions/tool-cache": "^2.0.1",
-    "@iarna/toml": "^2.2.5"
+    "smol-toml": "^1.3.1"
   },
   "devDependencies": {
     "@biomejs/biome": "1.9.4",

src/utils/pyproject.ts

@@ -1,15 +1,28 @@
 import * as fs from "node:fs";
 import * as core from "@actions/core";
-import * as toml from "@iarna/toml";
+import * as toml from "smol-toml";
 
 export function getRuffVersionFromPyproject(
   filePath: string,
 ): string | undefined {
+  if (!fs.existsSync(filePath)) {
+    core.warning(`Could not find file: ${filePath}`);
+    return undefined;
+  }
   const pyprojectContent = fs.readFileSync(filePath, "utf-8");
-  const pyproject = toml.parse(pyprojectContent) as {
-    project?: { dependencies?: string[] };
-    "dependency-groups"?: { dev?: string[] };
-  };
+  let pyproject:
+    | {
+        project?: { dependencies?: string[] };
+        "dependency-groups"?: { dev?: string[] };
+      }
+    | undefined;
+  try {
+    pyproject = toml.parse(pyprojectContent);
+  } catch (err) {
+    const message = (err as Error).message;
+    core.warning(`Error while parsing ${filePath}: ${message}`);
+    return undefined;
+  }
 
   const dependencies: string[] = pyproject?.project?.dependencies || [];
   const devDependencies: string[] = pyproject?.["dependency-groups"]?.dev || [];

tsconfig.json

@@ -1,6 +1,6 @@
 {
   "compilerOptions": {
-    "target": "es6" /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018', 'ES2019' or 'ESNEXT'. */,
+    "target": "ES2022" /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018', 'ES2019' or 'ESNEXT'. */,
     "module": "commonjs" /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', or 'ESNext'. */,
     "outDir": "./lib" /* Redirect output structure to the directory. */,
     "rootDir": "./src" /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */,