Add --version cli flag

README.md

@@ -24,8 +24,8 @@ $ npm install --save-dev solidity-coverage
 + Tests run more slowly while coverage is being generated.
 + Contracts consume more gas while coverage is being generated.
 + solidity-coverage launches its own in-process ganache instance. You can
-  set its [options] via the `providerOptions` key in your .solcover.js
+  set its [options](https://github.com/trufflesuite/ganache-core#options) via
-  config file.
+  the `providerOptions` key in your `.solcover.js` config file.
 
 ### Truffle >= V5: setup and run
 

dist/truffle.plugin.js

@@ -26,6 +26,7 @@
 */
 
 const App = require('./../lib/app');
+const pkg = require('./../package.json');
 const req = require('req-cwd');
 const death = require('death');
 const path = require('path');
@@ -66,7 +67,7 @@ async function plugin(truffleConfig){
 
   // Instrument and test..
   try {
-    death(app.cleanUp);
+    death(app.cleanUp); // This doesn't work...
 
     // Launch in-process provider
     const provider = await app.provider(truffle.ganache);
@@ -77,6 +78,10 @@ async function plugin(truffleConfig){
 
     app.ui.report('truffle-version', [truffle.version]);
     app.ui.report('ganache-version', [ganacheVersion]);
+    app.ui.report('coverage-version',[pkg.version]);
+
+    // Bail early if user ran: --version
+    if (truffleConfig.version) return;
 
     // Write instrumented sources to temp folder
     app.instrument();

lib/ui.js

@@ -28,11 +28,13 @@ class UI {
 
       'truffle-help': `Usage: truffle run coverage [options]\n\n` +
                       `Options:\n` +
-                      `  --file:       path (or glob) to run subset of JS test files\n` +
+                      `  --file:       path (or glob) to subset of JS test files. (Quote your globs)\n` +
-                      `  --solcoverjs: relative path to .solcover.js (ex: ./../.solcover.js)\n`,
+                      `  --solcoverjs: relative path to .solcover.js (ex: ./../.solcover.js)\n` +
+                      `  --version:    version info\n`,
 
       'truffle-version':  `${ct} ${c.bold('truffle')}:           v${args[0]}`,
       'ganache-version':  `${ct} ${c.bold('ganache-core')}:      ${args[0]}`,
+      'coverage-version': `${ct} ${c.bold('solidity-coverage')}: v${args[0]}`,
 
       'instr-start': `\n${c.bold('Instrumenting for coverage...')}` +
                      `\n${c.bold('=============================')}\n`,

test/units/app.js

@@ -183,6 +183,13 @@ describe('app', function() {
     await plugin(truffleConfig);
   })
 
+  it('truffle run coverage --version', async function(){
+    assertCleanInitialState();
+    truffleConfig.version = "true";
+    mock.install('Simple', 'simple.js', solcoverConfig);
+    await plugin(truffleConfig);
+  })
+
   it('truffle run coverage --file test/<fileName>', async function() {
     assertCleanInitialState();