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Added doco regarding values starting with hyphens

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Mike Farah 2017-05-03 08:11:26 +10:00
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8 changed files with 67 additions and 25 deletions
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4
docs/convert/index.html
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@ -323,7 +323,7 @@
<h1>Convert</h1>
<h3 id="yaml-to-json">Yaml to Json</h3>
<h3 id="yaml-to-json">Yaml to Json<a class="headerlink" href="#yaml-to-json" title="Permanent link">&para;</a></h3>
<p>To convert output to json, use the --tojson (or -j) flag. This can be used with any command.</p>
<p>Given a sample.yaml file of:</p>
<pre><code class="yaml">b:
@ -338,7 +338,7 @@
<pre><code class="json">{&quot;b&quot;:{&quot;c&quot;:2}}
</code></pre>
<h3 id="json-to-yaml">Json to Yaml</h3>
<h3 id="json-to-yaml">Json to Yaml<a class="headerlink" href="#json-to-yaml" title="Permanent link">&para;</a></h3>
<p>To read in json, just pass in a json file instead of yaml, it will just work :)</p>
<p>e.g given a json file</p>
<pre><code class="json">{&quot;a&quot;:&quot;Easy! as one two three&quot;,&quot;b&quot;:{&quot;c&quot;:2,&quot;d&quot;:[3,4]}}

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docs/create/index.html
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@ -327,7 +327,7 @@
<pre><code>yaml n &lt;path&gt; &lt;new value&gt;
</code></pre>
<h3 id="creating-a-simple-yaml-file">Creating a simple yaml file</h3>
<h3 id="creating-a-simple-yaml-file">Creating a simple yaml file<a class="headerlink" href="#creating-a-simple-yaml-file" title="Permanent link">&para;</a></h3>
<pre><code class="bash">yaml n b.c cat
</code></pre>
@ -336,7 +336,7 @@
c: cat
</code></pre>
<h3 id="creating-using-a-create-script">Creating using a create script</h3>
<h3 id="creating-using-a-create-script">Creating using a create script<a class="headerlink" href="#creating-using-a-create-script" title="Permanent link">&para;</a></h3>
<p>Create scripts follow the same format as the update scripts.</p>
<p>Given a script create_instructions.yaml of:</p>
<pre><code class="yaml">b.c: 3

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docs/index.html
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@ -327,11 +327,11 @@
<h1 id="yaml">yaml</h1>
<h1 id="yaml">yaml<a class="headerlink" href="#yaml" title="Permanent link">&para;</a></h1>
<p>yaml is a lightweight and portable command-line YAML processor</p>
<p>The aim of the project is to be the <a href="https://github.com/stedolan/jq">jq</a> or sed of yaml files.</p>
<h3 id="download-latest-binary"><a href="https://github.com/mikefarah/yaml/releases/latest">download latest binary</a></h3>
<h3 id="get-the-source">get the source</h3>
<h3 id="download-latest-binary"><a href="https://github.com/mikefarah/yaml/releases/latest">download latest binary</a><a class="headerlink" href="#download-latest-binary" title="Permanent link">&para;</a></h3>
<h3 id="get-the-source">get the source<a class="headerlink" href="#get-the-source" title="Permanent link">&para;</a></h3>
<pre><code class="bash">go get github.com/mikefarah/yaml
</code></pre>

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docs/mkdocs/search_index.json
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@ -57,7 +57,7 @@
},
{
"location": "/write/",
"text": "yaml w \nyaml_file|json_file\n \npath\n \nnew value\n\n\n\n\n\nThis command can take a json file as input too, and will output yaml unless specified to export as json (-j)\n\n\nTo Stdout\n\n\nGiven a sample.yaml file of:\n\n\nb:\n c: 2\n\n\n\n\nthen\n\n\nyaml w sample.yaml b.c cat\n\n\n\n\nwill output:\n\n\nb:\n c: cat\n\n\n\n\nFrom STDIN\n\n\ncat sample.yaml | yaml w - b.c blah\n\n\n\n\nAdding new fields\n\n\nAny missing fields in the path will be created on the fly.\n\n\nGiven a sample.yaml file of:\n\n\nb:\n c: 2\n\n\n\n\nthen\n\n\nyaml w sample.yaml b.d[0] \nnew thing\n\n\n\n\n\nwill output:\n\n\nb:\n c: cat\n d:\n - new thing\n\n\n\n\nUpdating files in-place\n\n\nGiven a sample.yaml file of:\n\n\nb:\n c: 2\n\n\n\n\nthen\n\n\nyaml w -i sample.yaml b.c cat\n\n\n\n\nwill update the sample.yaml file so that the value of 'c' is cat.\n\n\nUpdating multiple values with a script\n\n\nGiven a sample.yaml file of:\n\n\nb:\n c: 2\n e:\n - name: Billy Bob\n\n\n\n\nand a script update_instructions.yaml of:\n\n\nb.c: 3\nb.e[0].name: Howdy Partner\n\n\n\n\nthen\n\n\nyaml w -s update_instructions.yaml sample.yaml\n\n\n\n\nwill output:\n\n\nb:\n c: 3\n e:\n - name: Howdy Partner\n\n\n\n\nAnd, of course, you can pipe the instructions in using '-':\n\n\ncat update_instructions.yaml | yaml w -s - sample.yaml",
"text": "yaml w \nyaml_file|json_file\n \npath\n \nnew value\n\n\n\n\n\nThis command can take a json file as input too, and will output yaml unless specified to export as json (-j)\n\n\nTo Stdout\n\n\nGiven a sample.yaml file of:\n\n\nb:\n c: 2\n\n\n\n\nthen\n\n\nyaml w sample.yaml b.c cat\n\n\n\n\nwill output:\n\n\nb:\n c: cat\n\n\n\n\nFrom STDIN\n\n\ncat sample.yaml | yaml w - b.c blah\n\n\n\n\nAdding new fields\n\n\nAny missing fields in the path will be created on the fly.\n\n\nGiven a sample.yaml file of:\n\n\nb:\n c: 2\n\n\n\n\nthen\n\n\nyaml w sample.yaml b.d[0] \nnew thing\n\n\n\n\n\nwill output:\n\n\nb:\n c: cat\n d:\n - new thing\n\n\n\n\nUpdating files in-place\n\n\nGiven a sample.yaml file of:\n\n\nb:\n c: 2\n\n\n\n\nthen\n\n\nyaml w -i sample.yaml b.c cat\n\n\n\n\nwill update the sample.yaml file so that the value of 'c' is cat.\n\n\nUpdating multiple values with a script\n\n\nGiven a sample.yaml file of:\n\n\nb:\n c: 2\n e:\n - name: Billy Bob\n\n\n\n\nand a script update_instructions.yaml of:\n\n\nb.c: 3\nb.e[0].name: Howdy Partner\n\n\n\n\nthen\n\n\nyaml w -s update_instructions.yaml sample.yaml\n\n\n\n\nwill output:\n\n\nb:\n c: 3\n e:\n - name: Howdy Partner\n\n\n\n\nAnd, of course, you can pipe the instructions in using '-':\n\n\ncat update_instructions.yaml | yaml w -s - sample.yaml\n\n\n\n\nValues starting with a hyphen (or dash)\n\n\nThis needs a bit of trickery so that it won't try to parse the value as a CLI option. Specifically you will need to wrap the value with a single and double quotes:\n\n\nyaml w my.path '\n-Dvalue\n'\n\n\n\n\nwill output\n\n\nmy:\n path: -Dvalue",
"title": "Write/Update"
},
{
@ -85,6 +85,11 @@
"text": "Given a sample.yaml file of: b:\n c: 2\n e:\n - name: Billy Bob and a script update_instructions.yaml of: b.c: 3\nb.e[0].name: Howdy Partner then yaml w -s update_instructions.yaml sample.yaml will output: b:\n c: 3\n e:\n - name: Howdy Partner And, of course, you can pipe the instructions in using '-': cat update_instructions.yaml | yaml w -s - sample.yaml",
"title": "Updating multiple values with a script"
},
{
"location": "/write/#values-starting-with-a-hyphen-or-dash",
"text": "This needs a bit of trickery so that it won't try to parse the value as a CLI option. Specifically you will need to wrap the value with a single and double quotes: yaml w my.path ' -Dvalue ' will output my:\n path: -Dvalue",
"title": "Values starting with a hyphen (or dash)"
},
{
"location": "/create/",
"text": "Yaml files can be created using the 'new' command. This works in the same way as the write command, but you don't pass in an existing Yaml file.\n\n\nyaml n \npath\n \nnew value\n\n\n\n\n\nCreating a simple yaml file\n\n\nyaml n b.c cat\n\n\n\n\nwill output:\n\n\nb:\n c: cat\n\n\n\n\nCreating using a create script\n\n\nCreate scripts follow the same format as the update scripts.\n\n\nGiven a script create_instructions.yaml of:\n\n\nb.c: 3\nb.e[0].name: Howdy Partner\n\n\n\n\nthen\n\n\nyaml n -s create_instructions.yaml\n\n\n\n\nwill output:\n\n\nb:\n c: 3\n e:\n - name: Howdy Partner\n\n\n\n\nYou can also pipe the instructions in:\n\n\ncat create_instructions.yaml | yaml n -s -",

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docs/read/index.html
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@ -383,7 +383,7 @@
</code></pre>
<p>This command can take a json file as input too, and will output yaml unless specified to export as json (-j)</p>
<h3 id="basic">Basic</h3>
<h3 id="basic">Basic<a class="headerlink" href="#basic" title="Permanent link">&para;</a></h3>
<p>Given a sample.yaml file of:</p>
<pre><code class="yaml">b:
c: 2
@ -394,13 +394,13 @@
</code></pre>
<p>will output the value of '2'.</p>
<h3 id="from-stdin">From Stdin</h3>
<h3 id="from-stdin">From Stdin<a class="headerlink" href="#from-stdin" title="Permanent link">&para;</a></h3>
<p>Given a sample.yaml file of:</p>
<pre><code class="bash">cat sample.yaml | yaml r - b.c
</code></pre>
<p>will output the value of '2'.</p>
<h3 id="splat">Splat</h3>
<h3 id="splat">Splat<a class="headerlink" href="#splat" title="Permanent link">&para;</a></h3>
<p>Given a sample.yaml file of:</p>
<pre><code class="yaml">---
bob:
@ -419,7 +419,7 @@ bob:
- apples
</code></pre>
<h3 id="handling-in-the-yaml-key">Handling '.' in the yaml key</h3>
<h3 id="handling-in-the-yaml-key">Handling '.' in the yaml key<a class="headerlink" href="#handling-in-the-yaml-key" title="Permanent link">&para;</a></h3>
<p>Given a sample.yaml file of:</p>
<pre><code class="yaml">b.x:
c: 2
@ -430,7 +430,7 @@ bob:
</code></pre>
<p>will output the value of '2'.</p>
<h3 id="arrays">Arrays</h3>
<h3 id="arrays">Arrays<a class="headerlink" href="#arrays" title="Permanent link">&para;</a></h3>
<p>You can give an index to access a specific element:
e.g.: given a sample file of</p>
<pre><code class="yaml">b:
@ -446,7 +446,7 @@ e.g.: given a sample file of</p>
</code></pre>
<p>will output 'sam'</p>
<h3 id="array-splat">Array Splat</h3>
<h3 id="array-splat">Array Splat<a class="headerlink" href="#array-splat" title="Permanent link">&para;</a></h3>
<p>e.g.: given a sample file of</p>
<pre><code class="yaml">b:
e:

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docs/sitemap.xml
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@ -4,7 +4,7 @@
<url>
<loc>/</loc>
<lastmod>2017-04-19</lastmod>
<lastmod>2017-05-03</lastmod>
<changefreq>daily</changefreq>
</url>
@ -12,7 +12,7 @@
<url>
<loc>/read/</loc>
<lastmod>2017-04-19</lastmod>
<lastmod>2017-05-03</lastmod>
<changefreq>daily</changefreq>
</url>
@ -20,7 +20,7 @@
<url>
<loc>/write/</loc>
<lastmod>2017-04-19</lastmod>
<lastmod>2017-05-03</lastmod>
<changefreq>daily</changefreq>
</url>
@ -28,7 +28,7 @@
<url>
<loc>/create/</loc>
<lastmod>2017-04-19</lastmod>
<lastmod>2017-05-03</lastmod>
<changefreq>daily</changefreq>
</url>
@ -36,7 +36,7 @@
<url>
<loc>/convert/</loc>
<lastmod>2017-04-19</lastmod>
<lastmod>2017-05-03</lastmod>
<changefreq>daily</changefreq>
</url>

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docs/write/index.html
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@ -262,6 +262,13 @@
</li>
<li class="md-nav__item">
<a href="#values-starting-with-a-hyphen-or-dash" title="Values starting with a hyphen (or dash)" class="md-nav__link">
Values starting with a hyphen (or dash)
</a>
</li>
</ul>
@ -348,6 +355,13 @@
</li>
<li class="md-nav__item">
<a href="#values-starting-with-a-hyphen-or-dash" title="Values starting with a hyphen (or dash)" class="md-nav__link">
Values starting with a hyphen (or dash)
</a>
</li>
</ul>
@ -369,7 +383,7 @@
</code></pre>
<p>This command can take a json file as input too, and will output yaml unless specified to export as json (-j)</p>
<h3 id="to-stdout">To Stdout</h3>
<h3 id="to-stdout">To Stdout<a class="headerlink" href="#to-stdout" title="Permanent link">&para;</a></h3>
<p>Given a sample.yaml file of:</p>
<pre><code class="yaml">b:
c: 2
@ -384,11 +398,11 @@
c: cat
</code></pre>
<h3 id="from-stdin">From STDIN</h3>
<h3 id="from-stdin">From STDIN<a class="headerlink" href="#from-stdin" title="Permanent link">&para;</a></h3>
<pre><code class="bash">cat sample.yaml | yaml w - b.c blah
</code></pre>
<h3 id="adding-new-fields">Adding new fields</h3>
<h3 id="adding-new-fields">Adding new fields<a class="headerlink" href="#adding-new-fields" title="Permanent link">&para;</a></h3>
<p>Any missing fields in the path will be created on the fly.</p>
<p>Given a sample.yaml file of:</p>
<pre><code class="yaml">b:
@ -406,7 +420,7 @@
- new thing
</code></pre>
<h3 id="updating-files-in-place">Updating files in-place</h3>
<h3 id="updating-files-in-place">Updating files in-place<a class="headerlink" href="#updating-files-in-place" title="Permanent link">&para;</a></h3>
<p>Given a sample.yaml file of:</p>
<pre><code class="yaml">b:
c: 2
@ -417,7 +431,7 @@
</code></pre>
<p>will update the sample.yaml file so that the value of 'c' is cat.</p>
<h3 id="updating-multiple-values-with-a-script">Updating multiple values with a script</h3>
<h3 id="updating-multiple-values-with-a-script">Updating multiple values with a script<a class="headerlink" href="#updating-multiple-values-with-a-script" title="Permanent link">&para;</a></h3>
<p>Given a sample.yaml file of:</p>
<pre><code class="yaml">b:
c: 2
@ -445,6 +459,16 @@ b.e[0].name: Howdy Partner
<pre><code class="bash">cat update_instructions.yaml | yaml w -s - sample.yaml
</code></pre>
<h3 id="values-starting-with-a-hyphen-or-dash">Values starting with a hyphen (or dash)<a class="headerlink" href="#values-starting-with-a-hyphen-or-dash" title="Permanent link">&para;</a></h3>
<p>This needs a bit of trickery so that it won't try to parse the value as a CLI option. Specifically you will need to wrap the value with a single and double quotes:</p>
<pre><code>yaml w my.path '&quot;-Dvalue&quot;'
</code></pre>
<p>will output</p>
<pre><code class="yaml">my:
path: -Dvalue
</code></pre>

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mkdocs/write.md
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@ -87,3 +87,16 @@ And, of course, you can pipe the instructions in using '-':
```bash
cat update_instructions.yaml | yaml w -s - sample.yaml
```
### Values starting with a hyphen (or dash)
This needs a bit of trickery so that it won't try to parse the value as a CLI option. Specifically you will need to wrap the value with a single and double quotes:
```
yaml w my.path '"-Dvalue"'
```
will output
```yaml
my:
path: -Dvalue
```