flow like the river

BACK_BACK/node_modules/@parcel/logger/LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2017-present Devon Govett
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

BACK_BACK/node_modules/@parcel/logger/index.js

@@ -0,0 +1,5 @@
+// Node 8 supports native async functions - no need to use compiled code!
+module.exports =
+  parseInt(process.versions.node, 10) < 8
+    ? require('./lib/Logger')
+    : require('./src/Logger');

BACK_BACK/node_modules/@parcel/logger/package.json

@@ -0,0 +1,38 @@
+{
+  "name": "@parcel/logger",
+  "version": "1.11.1",
+  "description": "Blazing fast, zero configuration web application bundler",
+  "main": "index.js",
+  "license": "MIT",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/parcel-bundler/parcel.git"
+  },
+  "engines": {
+    "node": ">= 6.0.0"
+  },
+  "publishConfig": {
+    "access": "public"
+  },
+  "scripts": {
+    "test": "cross-env NODE_ENV=test mocha",
+    "test-ci": "yarn build && yarn test",
+    "format": "prettier --write \"./{src,bin,test}/**/*.{js,json,md}\"",
+    "lint": "eslint . && prettier \"./{src,bin,test}/**/*.{js,json,md}\" --list-different",
+    "build": "babel src -d lib",
+    "prepublish": "yarn build"
+  },
+  "dependencies": {
+    "@parcel/workers": "^1.11.0",
+    "chalk": "^2.1.0",
+    "grapheme-breaker": "^0.3.2",
+    "ora": "^2.1.0",
+    "strip-ansi": "^4.0.0"
+  },
+  "devDependencies": {
+    "@parcel/babel-register": "^1.11.1",
+    "mocha": "^5.2.0",
+    "sinon": "^5.0.1"
+  },
+  "gitHead": "d9ec7af22f85134dc1a97fe00f35950f2fe1f57a"
+}

BACK_BACK/node_modules/@parcel/logger/src/.babelrc

@@ -0,0 +1,8 @@
+{
+  "presets": [["@babel/preset-env", {
+    "targets": {
+      "node": "6"
+    }
+  }]],
+  "plugins": ["@babel/plugin-transform-runtime"]
+}

BACK_BACK/node_modules/@parcel/logger/src/.eslintrc.json

@@ -0,0 +1,3 @@
+{
+  "extends": "../../../../.eslintrc.json"
+}

BACK_BACK/node_modules/@parcel/logger/src/Logger.js

@@ -0,0 +1,248 @@
+const chalk = require('chalk');
+const readline = require('readline');
+const prettyError = require('./prettyError');
+const emoji = require('./emoji');
+const {countBreaks} = require('grapheme-breaker');
+const stripAnsi = require('strip-ansi');
+const ora = require('ora');
+const WorkerFarm = require('@parcel/workers');
+const path = require('path');
+const fs = require('fs');
+
+class Logger {
+  constructor(options) {
+    this.lines = 0;
+    this.spinner = null;
+    this.setOptions(options);
+  }
+
+  setOptions(options) {
+    this.logLevel =
+      options && isNaN(options.logLevel) === false
+        ? Number(options.logLevel)
+        : 3;
+    this.color =
+      options && typeof options.color === 'boolean'
+        ? options.color
+        : chalk.supportsColor;
+    this.emoji = (options && options.emoji) || emoji;
+    this.chalk = new chalk.constructor({enabled: this.color});
+    this.isTest =
+      options && typeof options.isTest === 'boolean'
+        ? options.isTest
+        : process.env.NODE_ENV === 'test';
+  }
+
+  countLines(message) {
+    return stripAnsi(message)
+      .split('\n')
+      .reduce((p, line) => {
+        if (process.stdout.columns) {
+          return p + Math.ceil((line.length || 1) / process.stdout.columns);
+        }
+
+        return p + 1;
+      }, 0);
+  }
+
+  writeRaw(message) {
+    this.stopSpinner();
+
+    this.lines += this.countLines(message) - 1;
+    process.stdout.write(message);
+  }
+
+  write(message, persistent = false) {
+    if (this.logLevel > 3) {
+      return this.verbose(message);
+    }
+
+    if (!persistent) {
+      this.lines += this.countLines(message);
+    }
+
+    this.stopSpinner();
+    this._log(message);
+  }
+
+  verbose(message) {
+    if (this.logLevel < 4) {
+      return;
+    }
+
+    let currDate = new Date();
+    message = `[${currDate.toLocaleTimeString()}]: ${message}`;
+    if (this.logLevel > 4) {
+      if (!this.logFile) {
+        this.logFile = fs.createWriteStream(
+          path.join(process.cwd(), `parcel-debug-${currDate.toISOString()}.log`)
+        );
+      }
+      this.logFile.write(stripAnsi(message) + '\n');
+    }
+    this._log(message);
+  }
+
+  log(message) {
+    if (this.logLevel < 3) {
+      return;
+    }
+
+    this.write(message);
+  }
+
+  persistent(message) {
+    if (this.logLevel < 3) {
+      return;
+    }
+
+    this.write(this.chalk.bold(message), true);
+  }
+
+  warn(err) {
+    if (this.logLevel < 2) {
+      return;
+    }
+
+    this._writeError(err, this.emoji.warning, this.chalk.yellow);
+  }
+
+  error(err) {
+    if (this.logLevel < 1) {
+      return;
+    }
+
+    this._writeError(err, this.emoji.error, this.chalk.red.bold);
+  }
+
+  success(message) {
+    this.log(`${this.emoji.success}  ${this.chalk.green.bold(message)}`);
+  }
+
+  formatError(err, opts) {
+    return prettyError(err, opts);
+  }
+
+  _writeError(err, emoji, color) {
+    let {message, stack} = this.formatError(err, {color: this.color});
+    this.write(color(`${emoji}  ${message}`));
+    if (stack) {
+      this.write(stack);
+    }
+  }
+
+  clear() {
+    if (!this.color || this.isTest || this.logLevel > 3) {
+      return;
+    }
+
+    while (this.lines > 0) {
+      readline.clearLine(process.stdout, 0);
+      readline.moveCursor(process.stdout, 0, -1);
+      this.lines--;
+    }
+
+    readline.cursorTo(process.stdout, 0);
+    this.stopSpinner();
+  }
+
+  progress(message) {
+    if (this.logLevel < 3) {
+      return;
+    }
+
+    if (this.logLevel > 3) {
+      return this.verbose(message);
+    }
+
+    let styledMessage = this.chalk.gray.bold(message);
+    if (!this.spinner) {
+      this.spinner = ora({
+        text: styledMessage,
+        stream: process.stdout,
+        enabled: this.isTest ? false : undefined // fall back to ora default unless we need to explicitly disable it.
+      }).start();
+    } else {
+      this.spinner.text = styledMessage;
+    }
+  }
+
+  stopSpinner() {
+    if (this.spinner) {
+      this.spinner.stop();
+      this.spinner = null;
+    }
+  }
+
+  handleMessage(options) {
+    this[options.method](...options.args);
+  }
+
+  _log(message) {
+    // eslint-disable-next-line no-console
+    console.log(message);
+  }
+
+  table(columns, table) {
+    // Measure column widths
+    let colWidths = [];
+    for (let row of table) {
+      let i = 0;
+      for (let item of row) {
+        colWidths[i] = Math.max(colWidths[i] || 0, stringWidth(item));
+        i++;
+      }
+    }
+
+    // Render rows
+    for (let row of table) {
+      let items = row.map((item, i) => {
+        // Add padding between columns unless the alignment is the opposite to the
+        // next column and pad to the column width.
+        let padding =
+          !columns[i + 1] || columns[i + 1].align === columns[i].align ? 4 : 0;
+        return pad(item, colWidths[i] + padding, columns[i].align);
+      });
+
+      this.log(items.join(''));
+    }
+  }
+}
+
+// Pad a string with spaces on either side
+function pad(text, length, align = 'left') {
+  let pad = ' '.repeat(length - stringWidth(text));
+  if (align === 'right') {
+    return pad + text;
+  }
+
+  return text + pad;
+}
+
+// Count visible characters in a string
+function stringWidth(string) {
+  return countBreaks(stripAnsi('' + string));
+}
+
+// If we are in a worker, make a proxy class which will
+// send the logger calls to the main process via IPC.
+// These are handled in WorkerFarm and directed to handleMessage above.
+if (WorkerFarm.isWorker()) {
+  class LoggerProxy {}
+  for (let method of Object.getOwnPropertyNames(Logger.prototype)) {
+    LoggerProxy.prototype[method] = (...args) => {
+      WorkerFarm.callMaster(
+        {
+          location: __filename,
+          method,
+          args
+        },
+        false
+      );
+    };
+  }
+
+  module.exports = new LoggerProxy();
+} else {
+  module.exports = new Logger();
+}

BACK_BACK/node_modules/@parcel/logger/src/emoji.js

@@ -0,0 +1,8 @@
+const supportsEmoji =
+  process.platform !== 'win32' || process.env.TERM === 'xterm-256color';
+
+// Fallback symbols for Windows from https://en.wikipedia.org/wiki/Code_page_437
+exports.progress = supportsEmoji ? '⏳' : '∞';
+exports.success = supportsEmoji ? '✨' : '√';
+exports.error = supportsEmoji ? '🚨' : '×';
+exports.warning = supportsEmoji ? '⚠️' : '‼';

BACK_BACK/node_modules/@parcel/logger/src/prettyError.js

@@ -0,0 +1,24 @@
+module.exports = function(err, opts = {}) {
+  let message = typeof err === 'string' ? err : err.message;
+  if (!message) {
+    message = 'Unknown error';
+  }
+
+  if (err.fileName) {
+    let fileName = err.fileName;
+    if (err.loc) {
+      fileName += `:${err.loc.line}:${err.loc.column}`;
+    }
+
+    message = `${fileName}: ${message}`;
+  }
+
+  let stack;
+  if (err.codeFrame) {
+    stack = (opts.color && err.highlightedCodeFrame) || err.codeFrame;
+  } else if (err.stack) {
+    stack = err.stack.slice(err.stack.indexOf('\n') + 1);
+  }
+
+  return {message, stack};
+};

BACK_BACK/node_modules/@parcel/logger/test/.babelrc

@@ -0,0 +1,8 @@
+{
+  "presets": [["@babel/preset-env", {
+    "targets": {
+      "node": "current"
+    }
+  }]],
+  "plugins": ["@babel/plugin-transform-runtime"]
+}

BACK_BACK/node_modules/@parcel/logger/test/.eslintrc.json

@@ -0,0 +1,6 @@
+{
+  "extends": "../../../../.eslintrc.json",
+  "env": {
+    "mocha": true
+  }
+}

BACK_BACK/node_modules/@parcel/logger/test/logger.js

@@ -0,0 +1,123 @@
+const assert = require('assert');
+const sinon = require('sinon');
+const Logger = require('../src/Logger');
+
+describe('Logger', () => {
+  let log;
+  beforeEach(function() {
+    log = [];
+  });
+
+  const stub = instance => {
+    sinon.stub(instance, '_log').callsFake(message => {
+      log.push(message);
+    });
+  };
+
+  it('should log message on write', () => {
+    const l = new Logger.constructor({});
+    stub(l);
+
+    l.write('hello');
+    assert.equal(log[0], 'hello');
+  });
+
+  it('should track number of lines on persist false', () => {
+    const l = new Logger.constructor({});
+    stub(l);
+
+    const count = l.lines;
+    l.write('hello\nworld', false);
+    assert.equal(l.lines, count + 2);
+  });
+
+  it('should not track number of lines on persist true', () => {
+    const l = new Logger.constructor({});
+    stub(l);
+
+    const count = l.lines;
+    l.write('hello\nworld', true);
+    assert.equal(l.lines, count);
+  });
+
+  it('should respect log levels', () => {
+    const l = new Logger.constructor({logLevel: 2, color: false});
+    stub(l);
+
+    l.log('message');
+    l.persistent('message');
+    l.progress('message');
+    l.logLevel = 1;
+    l.warn('message');
+    l.logLevel = 0;
+    l.error({message: 'message', stack: 'stack'});
+
+    assert.equal(log.length, 0);
+
+    l.logLevel = 1;
+    l.error({message: 'message', stack: 'stack'});
+    assert.equal(log.length, 2);
+
+    l.logLevel = 2;
+    l.warn('message');
+    assert.equal(log.length, 3);
+
+    l.logLevel = 3;
+    l.log('message');
+    l.persistent('message');
+    l.progress('message');
+    assert.equal(log.length, 5);
+  });
+
+  it('should handle lack of color support with alternatives', () => {
+    const l = new Logger.constructor({color: false});
+    stub(l);
+
+    // clear is a no-op
+    l.lines = 4;
+    l.clear();
+    assert.equal(l.lines, 4);
+  });
+
+  it('should reset on clear', () => {
+    const l = new Logger.constructor({color: true, isTest: false});
+    stub(l);
+
+    // stub readline so we don't actually clear the test output
+    const sandbox = sinon.createSandbox();
+    sandbox.stub(require('readline'));
+
+    l.lines = 10;
+    l.clear();
+
+    assert.equal(l.lines, 0);
+    sandbox.restore();
+  });
+
+  it('should use ora for progress', () => {
+    const l = new Logger.constructor({color: false});
+
+    l.progress('message');
+
+    assert(l.spinner);
+    assert(l.spinner.text.includes('message'));
+  });
+
+  it('should use internal _log function for writes', () => {
+    const l = new Logger.constructor({color: false});
+    const sandbox = sinon.createSandbox(); // use sandbox to silence console.log
+
+    let spy;
+    try {
+      spy = sandbox.spy(l, '_log');
+      sandbox.stub(console, 'log');
+
+      l.write('hello world');
+    } finally {
+      l._log.restore();
+      sandbox.restore();
+    }
+
+    assert(spy.called);
+  });
+});

BACK_BACK/node_modules/@parcel/logger/test/mocha.opts

@@ -0,0 +1,2 @@
+--require @parcel/babel-register
+--exit

BACK_BACK/node_modules/@parcel/logger/test/prettyError.js

@@ -0,0 +1,104 @@
+const assert = require('assert');
+const prettyError = require('../src/prettyError');
+
+const message = 'Error Message!';
+const fileName = 'Test.js';
+const codeFrame = '<code>frame</code>';
+const stack =
+  'Error: Uh-oh. Something went wrong. Line 88. \n Oh no. Something else went wrong. Line 77 \n';
+
+describe('prettyError', () => {
+  it('should handle passing error as string', () => {
+    const err = prettyError(message);
+
+    assert.equal(err.message, message);
+    assert.equal(err.stack, undefined);
+  });
+
+  it('should handle passing error as object', () => {
+    const err = prettyError({message});
+
+    assert.equal(err.message, message);
+    assert.equal(err.stack, undefined);
+  });
+
+  it('should handle unknown input', () => {
+    const err = prettyError(Number.NaN);
+
+    assert(err.message.length); // non-empty error message
+    assert.equal(err.stack, undefined);
+  });
+
+  it('should prepend fileName', () => {
+    const err = prettyError({
+      message,
+      fileName
+    });
+
+    assert(err.message.startsWith(fileName));
+    assert.equal(err.stack, undefined);
+  });
+
+  it('should prepend line and column location', () => {
+    const err = prettyError({
+      message,
+      fileName,
+      loc: {
+        line: 1,
+        column: 10
+      }
+    });
+
+    assert(err.message.startsWith(`${fileName}:1:10`));
+    assert.equal(err.stack, undefined);
+  });
+
+  it('should support providing a codeFrame as stack', () => {
+    const err = prettyError({
+      message,
+      stack,
+      codeFrame: codeFrame
+    });
+
+    assert.equal(err.message, message);
+    assert.equal(err.stack, codeFrame);
+  });
+
+  it('should support highlightedCodeFrame when opts.color is true', () => {
+    let err = prettyError(
+      {
+        message,
+        stack,
+        codeFrame: '<not>a code frame</not>',
+        highlightedCodeFrame: codeFrame
+      },
+      {color: true}
+    );
+
+    assert.equal(err.message, message);
+    assert.equal(err.stack, codeFrame);
+
+    err = prettyError(
+      {
+        message,
+        stack,
+        codeFrame: codeFrame,
+        highlightedCodeFrame: '<not>a code frame</not>'
+      },
+      {color: false}
+    );
+
+    assert.equal(err.message, message);
+    assert.equal(err.stack, codeFrame);
+  });
+
+  it('should support stack', () => {
+    const err = prettyError({
+      message,
+      stack
+    });
+
+    assert.equal(err.message, message);
+    assert(err.stack.includes('Line'));
+  });
+});