initial commit - far from runnable

node_modules/concurrently/dist/src/output-writer.js

@@ -0,0 +1,100 @@
+"use strict";
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    var desc = Object.getOwnPropertyDescriptor(m, k);
+    if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
+      desc = { enumerable: true, get: function() { return m[k]; } };
+    }
+    Object.defineProperty(o, k2, desc);
+}) : (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 () {
+    var ownKeys = function(o) {
+        ownKeys = Object.getOwnPropertyNames || function (o) {
+            var ar = [];
+            for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
+            return ar;
+        };
+        return ownKeys(o);
+    };
+    return function (mod) {
+        if (mod && mod.__esModule) return mod;
+        var result = {};
+        if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
+        __setModuleDefault(result, mod);
+        return result;
+    };
+})();
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.OutputWriter = void 0;
+const Rx = __importStar(require("rxjs"));
+const observables_1 = require("./observables");
+/**
+ * Class responsible for actually writing output onto a writable stream.
+ */
+class OutputWriter {
+    outputStream;
+    group;
+    buffers;
+    activeCommandIndex = 0;
+    error;
+    get errored() {
+        return this.outputStream.errored;
+    }
+    constructor({ outputStream, group, commands, }) {
+        this.outputStream = outputStream;
+        this.ensureWritable();
+        this.error = (0, observables_1.fromSharedEvent)(this.outputStream, 'error');
+        this.group = group;
+        this.buffers = commands.map(() => []);
+        if (this.group) {
+            Rx.merge(...commands.map((c) => c.close)).subscribe((command) => {
+                if (command.index !== this.activeCommandIndex) {
+                    return;
+                }
+                for (let i = command.index + 1; i < commands.length; i++) {
+                    this.activeCommandIndex = i;
+                    this.flushBuffer(i);
+                    // TODO: Should errored commands also flush buffer?
+                    if (commands[i].state !== 'exited') {
+                        break;
+                    }
+                }
+            });
+        }
+    }
+    ensureWritable() {
+        if (this.errored) {
+            throw new TypeError('outputStream is in errored state', { cause: this.errored });
+        }
+    }
+    write(command, text) {
+        this.ensureWritable();
+        if (this.group && command) {
+            if (command.index <= this.activeCommandIndex) {
+                this.outputStream.write(text);
+            }
+            else {
+                this.buffers[command.index].push(text);
+            }
+        }
+        else {
+            // "global" logs (command=null) are output out of order
+            this.outputStream.write(text);
+        }
+    }
+    flushBuffer(index) {
+        if (!this.errored) {
+            this.buffers[index].forEach((t) => this.outputStream.write(t));
+        }
+        this.buffers[index] = [];
+    }
+}
+exports.OutputWriter = OutputWriter;