Fixed typos

src/Composer/Command/CreateProjectCommand.php

@@ -199,7 +199,7 @@ EOT
         if (!$keepVcs && $installedFromVcs
             && (
                 !$io->isInteractive()
-                || $io->askConfirmation('<info>Do you want to remove the exisitng VCS (.git, .svn..) history?</info> [<comment>Y,n</comment>]? ', true)
+                || $io->askConfirmation('<info>Do you want to remove the existing VCS (.git, .svn..) history?</info> [<comment>Y,n</comment>]? ', true)
             )
         ) {
             $finder = new Finder();
@@ -216,7 +216,7 @@ EOT
                     }
                 }
             } catch (\Exception $e) {
-                $io->write('<error>An error occured while removing the VCS metadata: '.$e->getMessage().'</error>');
+                $io->write('<error>An error occurred while removing the VCS metadata: '.$e->getMessage().'</error>');
             }
         }
 

src/Composer/DependencyResolver/Problem.php

@@ -85,7 +85,7 @@ class Problem
                 if (0 === stripos($job['packageName'], 'lib-')) {
                     $lib = substr($job['packageName'], 4);
 
-                    return "\n    - The requested linked library ".$job['packageName'].$this->constraintToText($job['constraint']).' has the wrong version instaled or is missing from your system, make sure to have the extension providing it.';
+                    return "\n    - The requested linked library ".$job['packageName'].$this->constraintToText($job['constraint']).' has the wrong version installed or is missing from your system, make sure to have the extension providing it.';
                 }
 
                 return "\n    - The requested package ".$job['packageName'].$this->constraintToText($job['constraint']).' could not be found.';

src/Composer/DependencyResolver/Rule.php

@@ -203,7 +203,7 @@ class Rule
                         // handle linked libs
                         $lib = substr($targetName, 4);
 
-                        $text .= ' -> the requested linked library '.$lib.' has the wrong version instaled or is missing from your system, make sure to have the extension providing it.';
+                        $text .= ' -> the requested linked library '.$lib.' has the wrong version installed or is missing from your system, make sure to have the extension providing it.';
                     } else {
                         $text .= ' -> no matching package found.';
                     }

src/Composer/DependencyResolver/RuleWatchGraph.php

@@ -34,7 +34,7 @@ class RuleWatchGraph
      *
      * Assertions are skipped because they only depend on a single package and
      * have no alternative literal that could be true, so there is no need to
-     * watch chnages in any literals.
+     * watch changes in any literals.
      *
      * @param RuleWatchNode $node The rule node to be inserted into the graph
      */
@@ -59,7 +59,7 @@ class RuleWatchGraph
      * If a decision, e.g. +A has been made, then all rules containing -A, e.g.
      * (-A|+B|+C) now need to satisfy at least one of the other literals, so
      * that the rule as a whole becomes true, since with +A applied the rule
-     * is now (false|+B|+C) so essentialy (+B|+C).
+     * is now (false|+B|+C) so essentially (+B|+C).
      *
      * This means that all rules watching the literal -A need to be updated to
      * watch 2 other literals which can still be satisfied instead. So literals

src/Composer/DependencyResolver/Solver.php

@@ -551,7 +551,7 @@ class Solver
     /*-------------------------------------------------------------------
     * enable/disable learnt rules
     *
-    * we have enabled or disabled some of our rules. We now reenable all
+    * we have enabled or disabled some of our rules. We now re-enable all
     * of our learnt rules except the ones that were learnt from rules that
     * are now disabled.
     */

src/Composer/Downloader/DownloadManager.php

@@ -85,7 +85,7 @@ class DownloadManager
      *
      * @return DownloaderInterface
      *
-     * @throws UnexpectedValueException if downloader for provided type is not registeterd
+     * @throws UnexpectedValueException if downloader for provided type is not registered
      */
     public function getDownloader($type)
     {

src/Composer/Installer.php

@@ -708,7 +708,7 @@ class Installer
     }
 
     /**
-     * wether to run in drymode or not
+     * Whether to run in drymode or not
      *
      * @param  boolean   $dryRun
      * @return Installer
@@ -747,7 +747,7 @@ class Installer
     }
 
     /**
-     * Wether or not generated autoloader are optimized
+     * Whether or not generated autoloader are optimized
      *
      * @param bool $optimizeAutoloader
      * @return Installer

src/Composer/Repository/Pear/PackageDependencyParser.php

@@ -250,7 +250,7 @@ class PackageDependencyParser
     /**
      * Parses version constraint
      *
-     * @param  array  $data array containing serveral 'min', 'max', 'has', 'exclude' and other keys.
+     * @param  array  $data array containing several 'min', 'max', 'has', 'exclude' and other keys.
      * @return string
      */
     private function parse20VersionConstraint(array $data)

src/Composer/Repository/Pear/PackageInfo.php

@@ -69,7 +69,7 @@ class PackageInfo
     }
 
     /**
-     * @return string the package short escription
+     * @return string the package short description
      */
     public function getShortDescription()
     {

src/Composer/Repository/RepositoryManager.php

@@ -89,7 +89,7 @@ class RepositoryManager
      * @param  string                   $type   repository type
      * @param  string                   $config repository configuration
      * @return RepositoryInterface
-     * @throws InvalidArgumentException if repository for provided type is not registeterd
+     * @throws InvalidArgumentException if repository for provided type is not registered
      */
     public function createRepository($type, $config)
     {

src/Composer/Repository/VcsRepository.php

@@ -145,7 +145,7 @@ class VcsRepository extends ArrayRepository
                 if (isset($data['version'])) {
                     $data['version_normalized'] = $this->versionParser->normalize($data['version']);
                 } else {
-                    // auto-versionned package, read value from tag
+                    // auto-versioned package, read value from tag
                     $data['version'] = $tag;
                     $data['version_normalized'] = $parsedTag;
                 }
@@ -200,7 +200,7 @@ class VcsRepository extends ArrayRepository
                     continue;
                 }
 
-                // branches are always auto-versionned, read value from branch name
+                // branches are always auto-versioned, read value from branch name
                 $data['version'] = $branch;
                 $data['version_normalized'] = $parsedBranch;
 

src/Composer/Script/Event.php

@@ -41,7 +41,7 @@ class Event
      * Constructor.
      *
      * @param string      $name     The event name
-     * @param Composer    $composer The composer objet
+     * @param Composer    $composer The composer object
      * @param IOInterface $io       The IOInterface object
      */
     public function __construct($name, Composer $composer, IOInterface $io)