From 33badac0a85c950fb6c1d30bf2114d0ad35f4c3d Mon Sep 17 00:00:00 2001
From: Jordi Boggiano <j.boggiano@seld.be>
Date: Mon, 10 Aug 2015 00:57:13 +0100
Subject: [PATCH] Include full error message in debug mode

---
 src/Composer/Downloader/ArchiveDownloader.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/Composer/Downloader/ArchiveDownloader.php b/src/Composer/Downloader/ArchiveDownloader.php
index 4f41285c8..f42b82872 100644
--- a/src/Composer/Downloader/ArchiveDownloader.php
+++ b/src/Composer/Downloader/ArchiveDownloader.php
@@ -77,7 +77,11 @@ abstract class ArchiveDownloader extends FileDownloader
 
                 // retry downloading if we have an invalid zip file
                 if ($retries && $e instanceof \UnexpectedValueException && class_exists('ZipArchive') && $e->getCode() === \ZipArchive::ER_NOZIP) {
-                    $this->io->writeError('    Invalid zip file, retrying...');
+                    if ($this->io->isDebug()) {
+                        $this->io->writeError('    Invalid zip file ('.$e->getMessage().'), retrying...');
+                    } else {
+                        $this->io->writeError('    Invalid zip file, retrying...');
+                    }
                     usleep(500000);
                     continue;
                 }