#6 --verbose

package.json

@@ -13,6 +13,7 @@
     "eoc": "./src/eoc.js"
   },
   "dependencies": {
+    "colors": "1.4.0",
     "commander": "9.2.0",
     "fast-xml-parser": "4.0.0",
     "xmlhttprequest": "1.8.0"

src/commands/assemble.js

@@ -33,6 +33,7 @@ const mvnwSync = require('../mvnw');
 module.exports = function assemble(opts) {
   mvnwSync([
     'eo:assemble',
+    opts.verbose ? '' : '--quiet',
     `-Deo.targetDir=${path.resolve(opts.target)}`,
     `-Deo.outputDir=${path.resolve(opts.target, 'classes')}`,
     `-Deo.foreign=${path.resolve(opts.target, 'eo-foreign.csv')}`,

src/commands/clean.js

@@ -33,4 +33,5 @@ const path = require('path');
 module.exports = function clean(opts) {
   const home = path.resolve(opts.target);
   fs.rmSync(home, {recursive: true, force: true});
+  console.debug('The directory %s deleted', home);
 };

src/commands/compile.js

@@ -33,6 +33,7 @@ const path = require('path');
 module.exports = function compile(opts) {
   mvnwSync([
     'compiler:compile',
+    opts.verbose ? '' : '--quiet',
     `-Dmaven.compiler.source=1.8`,
     `-Dmaven.compiler.target=1.8`,
     `-Deo.targetDir=${path.resolve(opts.target)}`,

src/commands/link.js

@@ -33,6 +33,7 @@ const path = require('path');
 module.exports = function link(opts) {
   mvnwSync([
     'jar:jar',
+    opts.verbose ? '' : '--quiet',
     `-Deo.targetDir=${path.resolve(opts.target)}`,
   ]);
 };

src/commands/register.js

@@ -33,9 +33,11 @@ const path = require('path');
 module.exports = function register(opts) {
   mvnwSync([
     'eo:register',
+    opts.verbose ? '' : '--quiet',
     `-Deo.targetDir=${path.resolve(opts.target)}`,
     `-Deo.sourcesDir=${path.resolve(opts.sources)}`,
     `-Deo.foreign=${path.resolve(opts.target, 'eo-foreign.csv')}`,
     `-Deo.foreignFormat=csv`,
   ]);
+  console.info();
 };

src/commands/transpile.js

@@ -33,6 +33,7 @@ const path = require('path');
 module.exports = function transpile(opts) {
   mvnwSync([
     'eo:transpile',
+    opts.verbose ? '' : '--quiet',
     `-Deo.targetDir=${path.resolve(opts.target)}`,
     `-Deo.generatedDir=${path.resolve(opts.target, 'generated-sources')}`,
     `-Deo.foreign=${path.resolve(opts.target, 'eo-foreign.csv')}`,

src/eoc.js

@@ -23,9 +23,8 @@
  * SOFTWARE.
  */
 
-const {Command} = require('commander');
-const program = new Command();
-
+const {program} = require('commander');
+const tinted = require('./tinted-console');
 const audit = require('./commands/audit');
 const clean = require('./commands/clean');
 const assemble = require('./commands/assemble');
@@ -36,6 +35,11 @@ const link = require('./commands/link');
 const dataize = require('./commands/dataize');
 const test = require('./commands/test');
 
+if (process.argv.includes('--verbose')) {
+  tinted.enable('debug');
+  console.debug('Debug output is turned ON');
+}
+
 program
   .name('eoc')
   .description('EO command-line toolkit')
@@ -44,7 +48,8 @@ program
 program
   .option('-s, --sources <path>', 'directory with .EO sources', '.')
   .option('-t, --target <path>', 'directory with all generated files', '.eoc')
-  .option('--alone', 'just run a single command without dependencies');
+  .option('--alone', 'just run a single command without dependencies')
+  .option('--verbose', 'print debug messages and full output of child processes');
 
 program.command('audit')
   .description('inspects all packages and reports their status')
@@ -135,6 +140,7 @@ program.command('test')
 try {
   program.parse(process.argv);
 } catch (e) {
-  console.log('eoc failed: "' + e.message + '"');
+  console.error(e.message);
+  console.debug(e.stack);
   process.exit(1);
 }

src/mvnw.js

@@ -46,9 +46,9 @@ function latest() {
     }
     const xml = new XMLParser().parse(xhr.responseText);
     version = xml.metadata.versioning.release;
-    console.log('The latest version of ' + repo + ' at ' + url + ' is ' + version);
+    console.debug('The latest version of %s at %s is %s', repo, url, version);
   }
-  console.log('Current version of ' + repo + ' is ' + version);
+  console.debug('Current version of %s is %s', repo, version);
   return version;
 }
 
@@ -59,15 +59,17 @@ function latest() {
 module.exports = function mvnwSync(args) {
   const home = path.resolve(__dirname, '../mvnw');
   const bin = path.resolve(home, 'mvnw');
-  const params = args.concat([
+  const params = args.filter(function(t) {
+    return t != '';
+  }).concat([
     '-Deo.version=' + latest(),
     '--errors',
     '--batch-mode',
     '--update-snapshots',
     '--fail-fast',
   ]);
   const cmd = bin + ' ' + params.join(' ');
-  console.log('+ ' + cmd);
+  console.debug('+ %s', cmd);
   const result = spawnSync(bin, params, {cwd: home, stdio: 'inherit'});
   if (result.status != 0) {
     throw new Error('The command "' + cmd + '" exited with #' + result.status + ' code');

src/tinted-console.js

@@ -0,0 +1,74 @@
+#! /usr/bin/env node
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2022 Yegor Bugayenko
+ *
+ * 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 NON-INFRINGEMENT. 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.
+ */
+
+const safe = require('colors/safe');
+const util = require('node:util');
+
+const levels = {
+  'trace': false,
+  'debug': false,
+  'info': true,
+  'warn': true,
+  'error': true,
+};
+
+const colors = {
+  'trace': 'gray',
+  'debug': 'gray',
+  'info': 'black',
+  'warn': 'orange',
+  'error': 'red',
+};
+
+for (const level in levels) {
+  if (levels.hasOwnProperty(level)) {
+    const before = console[level];
+    const lvl = level;
+    console[level] = function(...args) {
+      if (!levels[lvl]) {
+        return;
+      }
+      before.call(
+        before,
+        safe[colors[lvl]](util.format(...args))
+      );
+    };
+  }
+}
+
+/**
+ * Enable this particular logging level.
+ * @param {String} level - The level to enable
+ */
+module.exports.enable = function enable(level) {
+  for (const key in levels) {
+    if (levels.hasOwnProperty(level)) {
+      levels[key] = true;
+      if (key === level) {
+        break;
+      }
+    }
+  }
+};