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Updated the heredoc example in Capistrano 3 release announcement to be more explicit about a caveat with SSHKit adding ; if then is followed by a newline (fixes capistrano/capistrano#812)

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Thomas Seliger 2013-11-28 18:26:03 +01:00
parent e2bee24621
commit a5fb0b2260
2 changed files with 15 additions and 6 deletions
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7
_posts/2013-06-01-release-announcement.markdown
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@ -432,12 +432,15 @@ for example:
# Capistrano 3.0.x
execute <<-EOBLOCK
# All of this block is interpreted as Bash script
if ! [ -e /tmp/somefile ]; then
touch /tmp/somefile
if ! [ -e /tmp/somefile ]
then touch /tmp/somefile
chmod 0644 /tmp/somefile
end
EOBLOCK
{% endprism %}
**Caveat:** The SSHKit multiline command sanitizing logic will remove line feeds and add an `;` after each line to separate the commands. So make sure you are not putting a newline between `then` and the following command.
The idiomatic way to write that command in Capistrano v3 is to use the
separated variadaric method to specify the command:

14
_site/2013/06/01/release-announcement.html
View file

@ -550,12 +550,15 @@ for example:</p>
<pre data-line=''><code class='language-ruby'># Capistrano 3.0.x
execute &lt;&lt;-EOBLOCK
# All of this block is interpreted as Bash script
if ! [ -e /tmp/somefile ]; then
touch /tmp/somefile
if ! [ -e /tmp/somefile ]
then touch /tmp/somefile
chmod 0644 /tmp/somefile
end
EOBLOCK</code></pre>
</div>
<p><strong>Caveat:</strong> The SSHKit multiline command sanitizing logic will remove line feeds and add an <code>;</code> after each line to separate the commands. So make sure you are not putting a newline between <code>then</code> and the following command.</p>
<p>The idiomatic way to write that command in Capistrano v3 is to use the
separated variadaric method to specify the command:</p>
@ -1137,12 +1140,15 @@ for example:</p>
<pre data-line=''><code class='language-ruby'># Capistrano 3.0.x
execute &lt;&lt;-EOBLOCK
# All of this block is interpreted as Bash script
if ! [ -e /tmp/somefile ]; then
touch /tmp/somefile
if ! [ -e /tmp/somefile ]
then touch /tmp/somefile
chmod 0644 /tmp/somefile
end
EOBLOCK</code></pre>
</div>
<p><strong>Caveat:</strong> The SSHKit multiline command sanitizing logic will remove line feeds and add an <code>;</code> after each line to separate the commands. So make sure you are not putting a newline between <code>then</code> and the following command.</p>
<p>The idiomatic way to write that command in Capistrano v3 is to use the
separated variadaric method to specify the command:</p>