flagpole/dist/cli/commands/watch.js

Simple and fast DOM integration, headless or headful browser, and REST API testing framework.

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    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) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
Object.defineProperty(exports, "__esModule", { value: true });
const command_1 = require("../command");
const flagpole_execution_1 = require("../../flagpole-execution");
const fs = require("fs-extra");
const path = require("path");
const crypto = require("crypto");
const cli_helper_1 = require("../cli-helper");
const cli_1 = require("../cli");
const hash = (input) => {
    return crypto.createHash("md5").update(input).digest("hex");
};
class About extends command_1.Command {
    constructor() {
        super(...arguments);
        this.commandString = "watch";
        this.files = {};
        this.isHidden = true;
        this.fsWait = null;
        this.changeCount = 0;
    }
    action() {
        return __awaiter(this, void 0, void 0, function* () {
            cli_helper_1.printSubheader("Watch");
            if (!flagpole_execution_1.FlagpoleExecution.global.config.project.isTypeScript) {
                cli_helper_1.printLine("This Flagpole project is not using typescript.");
                return cli_1.Cli.exit(1);
            }
            this.watchTestSrc();
        });
    }
    watchTestSrc() {
        const srcFolder = flagpole_execution_1.FlagpoleExecution.global.config.getSourceFolder();
        const distFolder = flagpole_execution_1.FlagpoleExecution.global.config.getTestsFolder();
        if (!srcFolder || !distFolder) {
            return cli_1.Cli.log("TypeScript is not configured correctly for this Flagpole project.").exit(1);
        }
        cli_helper_1.printLine(`Watching for updates to: ${srcFolder}`);
        fs.watch(srcFolder, { recursive: true }, (eventType, fileName) => {
            if (fileName) {
                if (typeof this.files[fileName] == "undefined") {
                    this.files[fileName] = {
                        contentMd5: null,
                        fileWait: null,
                    };
                }
                if (this.files[fileName].fileWait !== null) {
                    return;
                }
                this.files[fileName].fileWait = setTimeout(() => {
                    this.files[fileName].fileWait = null;
                }, 100);
                const md5Current = hash(fs.readFileSync(path.join(srcFolder, fileName), "utf8"));
                if (md5Current === this.files[fileName].contentMd5) {
                    return;
                }
                this.files[fileName].contentMd5 = md5Current;
                this.changeCount++;
                if (this.fsWait !== null) {
                    return;
                }
                this.fsWait = setTimeout(() => __awaiter(this, void 0, void 0, function* () {
                    cli_helper_1.printLine(`${this.changeCount} ${this.changeCount > 1 ? "files" : "file"} changed.`, "Re-transpiling tests...");
                    this.fsWait = null;
                    this.changeCount = 0;
                    try {
                        yield flagpole_execution_1.FlagpoleExecution.global.config.tsc();
                        cli_helper_1.printLine("Done!");
                    }
                    catch (err) {
                        cli_helper_1.printLine(String(err));
                    }
                }), 1000);
            }
        });
    }
    watchDist(suiteNames, tag) {
        const packageJson = require(path.join(flagpole_execution_1.FlagpoleExecution.global.config.getConfigFolder() || process.cwd(), "package.json"));
        const entryPoint = packageJson.main;
        const distFolder = path.dirname(entryPoint);
        cli_1.Cli.log(`Watching for updates to: ${distFolder}`);
        fs.watch(distFolder, { recursive: true }, (eventType, fileName) => {
            if (fileName) {
                if (typeof this.files[fileName] == "undefined") {
                    this.files[fileName] = {
                        contentMd5: null,
                        fileWait: null,
                    };
                }
                if (this.files[fileName].fileWait !== null) {
                    return;
                }
                this.files[fileName].fileWait = setTimeout(() => {
                    this.files[fileName].fileWait = null;
                }, 100);
                const md5Current = hash(fs.readFileSync(`${distFolder}/${fileName}`, "utf8"));
                if (md5Current === this.files[fileName].contentMd5) {
                    return;
                }
                this.files[fileName].contentMd5 = md5Current;
                this.changeCount++;
                if (this.fsWait !== null) {
                    return;
                }
                this.fsWait = setTimeout(() => {
                    this.changeCount = 0;
                    this.fsWait = null;
                    cli_1.Cli.log(`${this.changeCount} files changed. Running tests...`);
                }, 1000);
            }
        });
    }
}
exports.default = About;
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