Fixed support for php-cs-fixer

Added fetch_latest to tools.json. When fetch_latest is true for a tool
it will fetch the release.atom for the tool and parse that to get the
latest release.

Bumped lib version to ES2020 in tsconfig.json for string.matchAll.

src/configs/tools.json

@@ -36,6 +36,7 @@
     "repository": "FriendsOfPHP/PHP-CS-Fixer",
     "extension": ".phar",
     "domain": "https://github.com",
+    "fetch_latest": "true",
     "version_prefix": "v",
     "version_parameter": "-V"
   },

src/configs/tools_schema.json

@@ -10,6 +10,7 @@
         "alias": "tool_alias",
         "domain": "https://example.com",
         "extension": ".ext",
+        "fetch_latest": "true",
         "function": "function_name",
         "repository": "user/tool",
         "type": "phar, composer, custom-package or custom-function",
@@ -47,6 +48,16 @@
           ".ext"
         ]
       },
+      "fetch_latest": {
+        "$id": "#/items/properties/fetch_latest",
+        "type": "string",
+        "title": "The fetch_latest schema",
+        "description": "Fetch the latest version from GitHub releases.",
+        "enum": [
+          "true",
+          "false"
+        ]
+      },
       "function": {
         "$id": "#/items/properties/function",
         "type": "string",

src/tools.ts

@@ -31,6 +31,31 @@ export async function getSemverVersion(data: RS): Promise<string> {
   }
 }
 
+/**
+ * Function to get latest version from releases.atom
+ *
+ * @param data
+ */
+export async function getLatestVersion(data: RS): Promise<string> {
+  if (!data['version'] && data['fetch_latest'] === 'false') {
+    return 'latest';
+  }
+  const resp: Record<string, string> = await utils.fetch(
+    `${data['github']}/${data['repository']}/releases.atom`
+  );
+  const releases: string[] = [
+    ...resp['data'].matchAll(/releases\/tag\/([a-zA-Z]*)?(\d+.\d+.\d+)"/g)
+  ].map(match => match[2]);
+
+  return (
+    releases
+      .sort((a: string, b: string) =>
+        a.localeCompare(b, undefined, {numeric: true})
+      )
+      .pop() || 'latest'
+  );
+}
+
 /**
  * Function to get tool version
  *
@@ -423,10 +448,13 @@ export async function getData(
   data['php_version'] = php_version;
   data['prefix'] = data['github'] === data['domain'] ? 'releases' : '';
   data['verb'] = data['github'] === data['domain'] ? 'download' : '';
+  data['fetch_latest'] ??= 'false';
   data['version_parameter'] = JSON.stringify(data['version_parameter']) || '';
   data['version_prefix'] ??= '';
   data['release'] = await getRelease(release, data);
-  data['version'] = version ? await getVersion(version, data) : 'latest';
+  data['version'] = version
+    ? await getVersion(version, data)
+    : await getLatestVersion(data);
   return data;
 }