t2 install-drivers: minor logging changes. Silences non linux platfor…

…ms (where unnecessary)

Signed-off-by: Rick Waldron <waldron.rick@gmail.com>

bin/tessel-2.js

@@ -72,10 +72,7 @@ controller.crashReporter = function(options) {
 
 
 controller.installDrivers = function() {
-  drivers.install().then(
-    module.exports.closeSuccessfulCommand,
-    module.exports.closeFailedCommand
-  );
+  return drivers.install();
 };
 
 function makeCommand(commandName) {
@@ -122,9 +119,9 @@ function makeCommand(commandName) {
     });
 }
 
-function callControllerWith(methodName, opts) {
+function callControllerWith(methodName, options) {
   log.spinner.start();
-  return controller[methodName](opts)
+  return controller[methodName](options)
     .then(module.exports.closeSuccessfulCommand, module.exports.closeFailedCommand);
 }
 

bin/tessel-install-drivers.js

@@ -10,9 +10,13 @@ var fs = require('fs');
 // Internal
 var log = require('../lib/log');
 
-module.exports.install = function() {
+module.exports.install = function(options) {
   return new Promise(function(resolve, reject) {
     if (process.platform === 'linux') {
+      // --loglevel may be at "error" for npm postinstall script.
+      // if it's relevant, set the loglevel to info
+      log.level('info');
+
       var rules_name = '85-tessel.rules';
       var dest = '/etc/udev/rules.d/' + rules_name;
       var rules = fs.readFileSync(__dirname + '/../resources/' + rules_name);
@@ -21,7 +25,7 @@ module.exports.install = function() {
         fs.writeFileSync(dest, rules);
       } catch (e) {
         if (e.code === 'EACCES') {
-          log.info(`Could not write to ${dest}`);
+          log.error(`Could not write to ${dest}`);
           log.info('Run "sudo t2 install-drivers"');
           return -1;
         } else {

package.json

@@ -5,7 +5,7 @@
   "main": "./index.js",
   "scripts": {
     "test": "grunt test",
-    "postinstall": "t2 install-drivers || true"
+    "postinstall": "t2 install-drivers --loglevel=error || true"
   },
   "bin": {
     "t2": "./bin/tessel-2.js"