update regex to support preview versions

Author: Maxim Lobanov

Diff for: .github/workflows/test.yml

@@ -8,7 +8,7 @@ on:
     - cron: 0 0 * * *
 
 jobs:
-  version-with-preinstalled:
+  replace-pre-installed:
     name: replace pre-installed version
     runs-on: macos-latest
     steps:
@@ -23,7 +23,7 @@ jobs:
     - name: Validate version
       run: pod --version | grep "1.9.0"
 
-  version-without-preinstalled:
+  install-on-clean-machine:
     name: install on clean machine
     runs-on: macos-latest
     steps:
@@ -77,8 +77,8 @@ jobs:
     - name: Validate version
       run: pod --version
 
-  podfile:
-    name: install version from podfile.lock
+  podfile-stable:
+    name: install stable version from podfile.lock
     runs-on: macos-latest
     steps:
     - name: Checkout
@@ -98,15 +98,30 @@ jobs:
         podfile-path: __tests__/podfile-example/Podfile2.lock
 
     - name: Validate version
-      run: pod --version | grep "1.3.1"
+      run: pod --version | grep "1.9.3"
+
+  podfile-preview:
+    name: install stable version from podfile.lock
+    runs-on: macos-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v2
 
     - name: setup-cocoapods
       uses: ./
       with:
         podfile-path: __tests__/podfile-example/Podfile3.lock
 
     - name: Validate version
-      run: pod --version | grep "1.9.1"
+      run: pod --version | grep "1.10.0.rc.1"
+
+    - name: setup-cocoapods
+      uses: ./
+      with:
+        podfile-path: __tests__/podfile-example/Podfile4.lock
+
+    - name: Validate version
+      run: pod --version | grep "1.9.0.beta.2"
 
   ubuntu-install:
     name: install cocoapods on ubuntu

Diff for: __tests__/installer.test.ts

@@ -1,4 +1,3 @@
-import * as path from "path";
 import * as exec from "@actions/exec";
 import { CocoapodsInstaller } from "../src/installer";
 
@@ -30,20 +29,4 @@ describe("CocoapodsInstaller", () => {
             expect(execCommandSpy).toHaveBeenCalledTimes(0);
         });
     });
-
-    describe("getVersionFromPodfile", () => {
-        it.each([
-            ["Podfile.lock", "1.5.3"],
-            ["Podfile2.lock", "1.3.1"],
-            ["Podfile3.lock", "1.9.1"],
-            ["Podfile4.lock", null]
-        ])("test case %#", (input: string, expected: string | null) => {
-            const testCasePath = path.resolve(path.join(__dirname, "podfile-example", input));
-            if (expected) {
-                expect(CocoapodsInstaller.getVersionFromPodfile(testCasePath)).toBe(expected);
-            } else {
-                expect(() => CocoapodsInstaller.getVersionFromPodfile(testCasePath)).toThrow();
-            }
-        });
-    });
 });

Diff for: __tests__/podfile-example/Podfile2.lock

@@ -1,18 +1,16 @@
 PODS:
-  - Bond (6.2.10):
-    - Diff (~> 0.4)
-    - ReactiveKit (~> 3.6.0)
-  - Diff (0.5.3)
-  - ReactiveKit (3.6.0)
+  - Alamofire (4.8.2)
 
 DEPENDENCIES:
-  - Bond
+  - Alamofire
+
+SPEC REPOS:
+  https://github.com/cocoapods/specs.git:
+    - Alamofire
 
 SPEC CHECKSUMS:
-  Bond: 8bafdefda68c4f525c9a751b60ef827b0548ef3c
-  Diff: befa1d19c32726b2b36ce915d98793e2fbde8dcc
-  ReactiveKit: b3037cb797aa79b58964d309cd724611bea033e6
+  Alamofire: ae5c501addb7afdbb13687d7f2f722c78734c2d3
 
-PODFILE CHECKSUM: f0549efd571fb0d6e3b9828ef306c31ce0bfa0d0
+PODFILE CHECKSUM: 6e25dc1d1d6302e538a09a3e0120a572a5fbd5d1
 
-COCOAPODS: 1.3.1
+COCOAPODS: 1.9.3

Diff for: __tests__/podfile-example/Podfile3.lock

@@ -13,4 +13,4 @@ SPEC CHECKSUMS:
 
 PODFILE CHECKSUM: 6e25dc1d1d6302e538a09a3e0120a572a5fbd5d1
 
-COCOAPODS: 1.9.1
+COCOAPODS: 1.10.0.rc.1

Diff for: __tests__/podfile-example/Podfile4.lock

@@ -11,4 +11,6 @@ SPEC REPOS:
 SPEC CHECKSUMS:
   Alamofire: ae5c501addb7afdbb13687d7f2f722c78734c2d3
 
-PODFILE CHECKSUM: 6e25dc1d1d6302e538a09a3e0120a572a5fbd5d1
+PODFILE CHECKSUM: 6e25dc1d1d6302e538a09a3e0120a572a5fbd5d1
+
+COCOAPODS: 1.9.0.beta.2

Diff for: __tests__/podfile-example/Podfile5.lock

@@ -0,0 +1,14 @@
+PODS:
+  - Alamofire (4.8.2)
+
+DEPENDENCIES:
+  - Alamofire
+
+SPEC REPOS:
+  https://github.com/cocoapods/specs.git:
+    - Alamofire
+
+SPEC CHECKSUMS:
+  Alamofire: ae5c501addb7afdbb13687d7f2f722c78734c2d3
+
+PODFILE CHECKSUM: 6e25dc1d1d6302e538a09a3e0120a572a5fbd5d1

Diff for: __tests__/podfile-parser.test.ts

@@ -0,0 +1,32 @@
+import * as path from "path";
+import { getVersionFromPodfile, getVersionFromPodfileLine } from "../src/podfile-parser";
+
+describe("getVersionFromPodfile", () => {
+    it.each([
+        ["Podfile.lock", "1.5.3"],
+        ["Podfile2.lock", "1.9.3"],
+        ["Podfile3.lock", "1.10.0.rc.1"],
+        ["Podfile4.lock", "1.9.0.beta.2"],
+        ["Podfile5.lock", null]
+    ])("test case %#", (input: string, expected: string | null) => {
+        const testCasePath = path.resolve(path.join(__dirname, "podfile-example", input));
+        if (expected) {
+            expect(getVersionFromPodfile(testCasePath)).toBe(expected);
+        } else {
+            expect(() => getVersionFromPodfile(testCasePath)).toThrow();
+        }
+    });
+});
+
+describe("getVersionFromPodfileLine", () => {
+    it.each([
+        ["COCOAPODS: 1.5.3", "1.5.3"],
+        ["COCOAPODS: 1.9.1", "1.9.1"],
+        ["COCOAPODS: 1.10.0.rc.1", "1.10.0.rc.1"],
+        ["COCOAPODS: 1.8.0.beta.2", "1.8.0.beta.2"],
+        ["COCOAPODS: 1.7.0.beta.1", "1.7.0.beta.1"],
+    ])("%s -> %s", (input: string, expected: string) => {
+        const matchedVersion = getVersionFromPodfileLine(input);
+        expect(matchedVersion).toBe(expected);
+    });
+});

Diff for: dist/index.js

@@ -1027,6 +1027,62 @@ exports.issueCommand = issueCommand;
 
 module.exports = require("child_process");
 
+/***/ }),
+
+/***/ 335:
+/***/ (function(__unusedmodule, exports, __webpack_require__) {
+
+"use strict";
+
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
+    return result;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.getVersionFromPodfile = exports.getVersionFromPodfileLine = void 0;
+const fs = __importStar(__webpack_require__(747));
+const path = __importStar(__webpack_require__(622));
+const os_1 = __webpack_require__(87);
+const podVersionRegex = /^COCOAPODS: ([\d.]+(beta|rc)?\.?\d*)$/i;
+exports.getVersionFromPodfileLine = (line) => {
+    const match = line.match(podVersionRegex);
+    if (match && match.length >= 2) {
+        return match[1].trim();
+    }
+    return null;
+};
+exports.getVersionFromPodfile = (podfilePath) => {
+    const absolutePath = path.resolve(podfilePath);
+    if (!fs.existsSync(absolutePath)) {
+        throw new Error(`Podfile is not found on path '${absolutePath}'`);
+    }
+    const fileContent = fs.readFileSync(absolutePath);
+    const podLines = fileContent.toString().split(os_1.EOL);
+    for (const podLine of podLines) {
+        const matchedVersion = exports.getVersionFromPodfileLine(podLine);
+        if (matchedVersion) {
+            return matchedVersion;
+        }
+    }
+    throw new Error(`Podfile '${absolutePath}' doesn't contain COCOAPODS version.`);
+};
+
+
 /***/ }),
 
 /***/ 357:
@@ -1623,9 +1679,6 @@ var __importStar = (this && this.__importStar) || function (mod) {
 };
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.CocoapodsInstaller = void 0;
-const fs = __importStar(__webpack_require__(747));
-const path = __importStar(__webpack_require__(622));
-const os_1 = __webpack_require__(87);
 const exec = __importStar(__webpack_require__(986));
 const core = __importStar(__webpack_require__(470));
 class CocoapodsInstaller {
@@ -1643,21 +1696,6 @@ class CocoapodsInstaller {
         await exec.exec("gem", ["install", "cocoapods", ...versionArguments, "--no-document"]);
         core.info(`Cocoapods ${versionSpec} has been installed successfully`);
     }
-    static getVersionFromPodfile(podfilePath) {
-        const absolutePath = path.resolve(podfilePath);
-        if (!fs.existsSync(absolutePath)) {
-            throw new Error(`Podfile is not found on path '${absolutePath}'`);
-        }
-        const fileContent = fs.readFileSync(absolutePath);
-        const podLines = fileContent.toString().split(os_1.EOL);
-        for (const podLine of podLines) {
-            const match = podLine.match(this.podVersionRegex);
-            if (match && match.length >= 2) {
-                return match[1].trim();
-            }
-        }
-        throw new Error(`Podfile '${absolutePath}' doesn't contain COCOAPODS version.`);
-    }
     static async getInstalledVersion() {
         let stdOutput = "";
         const options = {
@@ -1675,7 +1713,6 @@ class CocoapodsInstaller {
     }
 }
 exports.CocoapodsInstaller = CocoapodsInstaller;
-CocoapodsInstaller.podVersionRegex = /^COCOAPODS: ([\d.]+)$/i;
 
 
 /***/ }),
@@ -1707,6 +1744,7 @@ var __importStar = (this && this.__importStar) || function (mod) {
 Object.defineProperty(exports, "__esModule", { value: true });
 const core = __importStar(__webpack_require__(470));
 const installer_1 = __webpack_require__(749);
+const podfile_parser_1 = __webpack_require__(335);
 const run = async () => {
     try {
         if (process.platform !== "darwin" && process.platform !== "linux") {
@@ -1715,11 +1753,11 @@ const run = async () => {
         let versionSpec = core.getInput("version", { required: false });
         const podfilePath = core.getInput("podfile-path", { required: false });
         if (!!versionSpec === !!podfilePath) {
-            throw new Error("Invalid input parameters usage. Only 'version' or 'podfile-path' should be defined");
+            throw new Error("Invalid input parameters usage. Either 'version' or 'podfile-path' should be specified. Not the both ones.");
         }
         if (!versionSpec) {
             core.debug("Reading Podfile to determine the version of Cocoapods...");
-            versionSpec = installer_1.CocoapodsInstaller.getVersionFromPodfile(podfilePath);
+            versionSpec = podfile_parser_1.getVersionFromPodfile(podfilePath);
             core.info(`Podfile points to the Cocoapods ${versionSpec}`);
         }
         await installer_1.CocoapodsInstaller.install(versionSpec);

Diff for: src/installer.ts

@@ -1,12 +1,8 @@
-import * as fs from "fs";
-import * as path from "path";
-import { EOL } from "os";
 import * as exec from "@actions/exec";
 import * as core from "@actions/core";
 import { ExecOptions } from "@actions/exec/lib/interfaces";
 
 export class CocoapodsInstaller {
-    private static podVersionRegex = /^COCOAPODS: ([\d.]+)$/i;
     public static async install(versionSpec: string): Promise<void> {
         // Checking pre-installed version of Cocoapods
         const installedVersion = await this.getInstalledVersion();
@@ -25,26 +21,6 @@ export class CocoapodsInstaller {
         core.info(`Cocoapods ${versionSpec} has been installed successfully`);
     }
 
-    public static getVersionFromPodfile(podfilePath: string): string {
-        const absolutePath = path.resolve(podfilePath);
-
-        if (!fs.existsSync(absolutePath)) {
-            throw new Error(`Podfile is not found on path '${absolutePath}'`);
-        }
-
-        const fileContent = fs.readFileSync(absolutePath);
-        const podLines = fileContent.toString().split(EOL);
-        
-        for (const podLine of podLines) {
-            const match = podLine.match(this.podVersionRegex);
-            if (match && match.length >= 2) {
-                return match[1].trim();
-            }
-        }
-
-        throw new Error(`Podfile '${absolutePath}' doesn't contain COCOAPODS version.`);
-    }
-
     private static async getInstalledVersion(): Promise<string | null> {
         let stdOutput = "";
         const options: ExecOptions = {

Diff for: src/podfile-parser.ts

@@ -0,0 +1,35 @@
+import * as fs from "fs";
+import * as path from "path";
+import { EOL } from "os";
+
+const podVersionRegex = /^COCOAPODS: ([\d.]+(beta|rc)?\.?\d*)$/i;
+
+export const getVersionFromPodfileLine = (line: string): string | null => {
+    const match = line.match(podVersionRegex);
+    if (match && match.length >= 2) {
+        return match[1].trim();
+    }
+
+    return null;
+};
+
+export const getVersionFromPodfile = (podfilePath: string): string => {
+    const absolutePath = path.resolve(podfilePath);
+
+    if (!fs.existsSync(absolutePath)) {
+        throw new Error(`Podfile is not found on path '${absolutePath}'`);
+    }
+
+    const fileContent = fs.readFileSync(absolutePath);
+    const podLines = fileContent.toString().split(EOL);
+    
+    for (const podLine of podLines) {
+        const matchedVersion = getVersionFromPodfileLine(podLine);
+        if (matchedVersion) {
+            return matchedVersion;
+        }
+    }
+
+    throw new Error(`Podfile '${absolutePath}' doesn't contain COCOAPODS version.`);
+};
+