Initial version.

.gitignore

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+
+# Created by https://www.gitignore.io/api/node
+
+### Node ###
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+bower_components
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (https://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules/
+jspm_packages/
+
+# TypeScript v1 declaration files
+typings/
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
+
+# dotenv environment variables file
+.env
+
+# parcel-bundler cache (https://parceljs.org/)
+.cache
+
+# next.js build output
+.next
+
+# nuxt.js build output
+.nuxt
+
+# vuepress build output
+.vuepress/dist
+
+# Serverless directories
+.serverless
+
+
+# End of https://www.gitignore.io/api/node
+
+temp

DETAILS.md

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+# Flutter
+
+This extension contains several tasks for **Flutter** projects.

README.md

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 # vsts-flutter-tasks
+
 Flutter build tasks for Azure DevOps Pipelines/TFS.

tasks/build/index.js

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+"use strict";
+var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+    return new (P || (P = Promise))(function (resolve, reject) {
+        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+        function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
+        step((generator = generator.apply(thisArg, _arguments || [])).next());
+    });
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const path = require("path");
+const task = require("vsts-task-lib/task");
+const FLUTTER_TOOL_PATH_ENV_VAR = 'FlutterToolPath';
+function main() {
+    return __awaiter(this, void 0, void 0, function* () {
+        // 1. Check flutter environment
+        var flutterPath = task.getVariable(FLUTTER_TOOL_PATH_ENV_VAR) || process.env[FLUTTER_TOOL_PATH_ENV_VAR];
+        flutterPath = path.join(flutterPath, "flutter");
+        if (!flutterPath) {
+            throw new Error(`The '${FLUTTER_TOOL_PATH_ENV_VAR}' environment variable must be set before using this task (you can use 'flutterinstall' task).`);
+        }
+        // 2. Clean if requested
+        let shouldClean = task.getBoolInput('clean', false);
+        if (shouldClean) {
+            task.debug(`Cleaning`);
+            clean(flutterPath);
+        }
+        // 3. Get target
+        let target = task.getInput('target', true);
+        // 4. Move current working directory to project
+        let projectDirectory = task.getPathInput('projectDirectory', false, false);
+        if (projectDirectory) {
+            task.debug(`Moving to ${projectDirectory}`);
+            task.cd(projectDirectory);
+        }
+        // 5. Get common input
+        let buildName = task.getInput('buildName', false);
+        let buildNumber = task.getInput('buildNumber', false);
+        // 6. Builds
+        if (target === "all" || target === "ios") {
+            let targetPlatform = task.getInput('iosTargetPlatform', false);
+            let codesign = task.getBoolInput('iosCodesign', false);
+            buildIpa(flutterPath, targetPlatform == "simulator", codesign, buildName, buildNumber);
+        }
+        if (target === "all" || target === "apk") {
+            let targetPlatform = task.getInput('apkTargetPlatform', false);
+            buildApk(flutterPath, targetPlatform, buildName, buildNumber);
+        }
+    });
+}
+function clean(flutter) {
+    return task.exec(flutter, ["clean"]);
+}
+function buildApk(flutter, targetPlatform, buildName, buildNumber) {
+    var args = [
+        "build",
+        "apk",
+        "--pub",
+        "--release"
+    ];
+    if (targetPlatform) {
+        args.push("--target-platform");
+        args.push(targetPlatform);
+    }
+    if (buildName) {
+        args.push("--build-name");
+        args.push(buildName);
+    }
+    if (buildNumber) {
+        args.push("--build-number");
+        args.push(buildNumber);
+    }
+    return task.exec(flutter, args);
+}
+function buildIpa(flutter, simulator, codesign, buildName, buildNumber) {
+    var args = [
+        "build",
+        "ios",
+        "--pub",
+        "--release"
+    ];
+    if (simulator) {
+        args.push("--simulator");
+    }
+    else if (codesign) {
+        args.push("--codesign");
+    }
+    if (buildName) {
+        args.push("--build-name");
+        args.push(buildName);
+    }
+    if (buildNumber) {
+        args.push("--build-number");
+        args.push(buildNumber);
+    }
+    return task.exec(flutter, args);
+}
+main().catch(error => {
+    task.setResult(task.TaskResult.Failed, error);
+});

tasks/build/index.ts

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+import * as path from "path";
+import * as task from "vsts-task-lib/task";
+
+const FLUTTER_TOOL_PATH_ENV_VAR: string = 'FlutterToolPath';
+
+async function main(): Promise<void> {
+    try {
+    // 1. Check flutter environment
+    var flutterPath = task.getVariable(FLUTTER_TOOL_PATH_ENV_VAR) || process.env[FLUTTER_TOOL_PATH_ENV_VAR];
+    flutterPath = path.join(flutterPath, "flutter")
+    if(!flutterPath) {
+       throw new Error(`The '${FLUTTER_TOOL_PATH_ENV_VAR}' environment variable must be set before using this task (you can use 'flutterinstall' task).`); 
+    }
+
+    // 2. Clean if requested
+    let shouldClean = task.getBoolInput('clean', false);
+    if(shouldClean) {
+        task.debug(`Cleaning`);
+        clean(flutterPath);
+    }
+
+    // 3. Get target
+    let target = task.getInput('target', true);
+
+    // 4. Move current working directory to project
+    let projectDirectory = task.getPathInput('projectDirectory', false, false);
+    if(projectDirectory) {
+        task.debug(`Moving to ${projectDirectory}`);
+        task.cd(projectDirectory);
+    }
+
+    // 5. Get common input
+	let buildName = task.getInput('buildName', false);
+    let buildNumber = task.getInput('buildNumber', false);
+
+    // 6. Builds
+    if(target === "all" || target === "ios") {
+        let targetPlatform = task.getInput('iosTargetPlatform', false);
+        let codesign = task.getBoolInput('iosCodesign', false);
+        buildIpa(flutterPath, targetPlatform == "simulator", codesign, buildName, buildNumber);
+    }
+
+    if(target === "all" || target === "apk") {
+        let targetPlatform = task.getInput('apkTargetPlatform', false);
+        buildApk(flutterPath, targetPlatform, buildName, buildNumber);
+    }
+
+    task.setResult(task.TaskResult.Succeeded, "Application built");
+    }
+    catch(err) {
+        task.setResult(task.TaskResult.Failed, err);
+    }
+}
+
+function clean(flutter: string) {
+    return task.exec(flutter, ["clean"]);
+}
+
+function buildApk(flutter: string, targetPlatform?: string, buildName?: string, buildNumber?: string) {
+
+    var args = [ 
+        "build",
+        "apk",
+        "--pub",
+        "--release"
+    ];
+
+    if(targetPlatform) {
+        args.push("--target-platform");
+        args.push(targetPlatform);
+    }
+
+    if(buildName) {
+        args.push("--build-name");
+        args.push(buildName);
+    }
+
+    if(buildNumber) {
+        args.push("--build-number");
+        args.push(buildNumber);
+    }
+
+    if(task.exec(flutter, args) !== 0) {
+        throw new Error("apk build failed");
+    }
+}
+
+function buildIpa(flutter: string, simulator?: boolean, codesign?: boolean,buildName?: string, buildNumber?: string) {
+
+    var args = [ 
+        "build",
+        "ios",
+        "--pub",
+        "--release"
+    ];
+
+    if(simulator) {
+        args.push("--simulator");
+    }
+    else if(codesign) {
+        args.push("--codesign");
+    }
+
+    if(buildName) {
+        args.push("--build-name");
+        args.push(buildName);
+    }
+
+    if(buildNumber) {
+        args.push("--build-number");
+        args.push(buildNumber);
+    }
+
+    if(task.exec(flutter, args) !== 0) {
+        throw new Error("ios build failed");
+    }
+}
+
+main().catch(error => {
+    task.setResult(task.TaskResult.Failed, error);
+});