Add support to specify version in \d.x notation

src/configs/php-versions.json

@@ -0,0 +1,6 @@
+{
+  "latest": "8.0",
+  "5.x": "5.6",
+  "7.x": "7.4",
+  "8.x": "8.0"
+}

src/install.ts

@@ -58,27 +58,32 @@ export async function run(): Promise<void> {
     core.warning(
       'setup-php v1 is deprecated.\nPlease upgrade to v2 - https://github.com/shivammathur/setup-php/wiki/Switch-to-v2'
     );
-    const os_version: string = process.platform;
-    let version: string = await utils.getInput('php-version', true);
-    version = version.length > 1 ? version.slice(0, 3) : version + '.0';
+    const version: string = await utils.parseVersion(
+      await utils.getInput('php-version', true)
+    );
     if (version == '8.1') {
       core.setFailed(
         'PHP 8.1 is not supported on setup-php v1.\nPlease upgrade to v2 - https://github.com/shivammathur/setup-php/wiki/Switch-to-v2'
       );
       return;
     }
-    // check the os version and run the respective script
-    let script_path = '';
-    switch (os_version) {
-      case 'darwin':
-      case 'linux':
-        script_path = await build(os_version + '.sh', version, os_version);
-        await exec('bash ' + script_path + ' ' + version + ' ' + __dirname);
-        break;
-      case 'win32':
-        script_path = await build('win32.ps1', version, os_version);
-        await exec('pwsh ' + script_path + ' ' + version + ' ' + __dirname);
-        break;
+    if (version) {
+      const os_version: string = process.platform;
+      // check the os version and run the respective script
+      let script_path = '';
+      switch (os_version) {
+        case 'darwin':
+        case 'linux':
+          script_path = await build(os_version + '.sh', version, os_version);
+          await exec('bash ' + script_path + ' ' + version + ' ' + __dirname);
+          break;
+        case 'win32':
+          script_path = await build('win32.ps1', version, os_version);
+          await exec('pwsh ' + script_path + ' ' + version + ' ' + __dirname);
+          break;
+      }
+    } else {
+      core.setFailed('Unable to get the PHP version');
     }
   } catch (error) {
     core.setFailed(error.message);

src/utils.ts

@@ -1,4 +1,6 @@
+import {IncomingMessage} from 'http';
 import * as fs from 'fs';
+import * as https from 'https';
 import * as path from 'path';
 import * as core from '@actions/core';
 
@@ -41,6 +43,45 @@ export async function getInput(
   }
 }
 
+/**
+ * Function to fetch an URL
+ *
+ * @param url
+ */
+export async function fetch(url: string): Promise<string> {
+  const fetch_promise: Promise<string> = new Promise(resolve => {
+    const req = https.get(url, (res: IncomingMessage) => {
+      res.setEncoding('utf8');
+      let body = '';
+      res.on('data', chunk => (body += chunk));
+      res.on('end', () => resolve(body));
+    });
+    req.end();
+  });
+  return await fetch_promise;
+}
+
+/**
+ * Function to parse PHP version.
+ *
+ * @param version
+ */
+export async function parseVersion(version: string): Promise<string> {
+  const manifest =
+    'https://raw.githubusercontent.com/shivammathur/setup-php/develop/src/configs/php-versions.json';
+  switch (true) {
+    case /^(latest|\d+\.x)$/.test(version):
+      return JSON.parse(await fetch(manifest))[version];
+    default:
+      switch (true) {
+        case version.length > 1:
+          return version.slice(0, 3);
+        default:
+          return version + '.0';
+      }
+  }
+}
+
 /**
  * Async foreach loop
  *