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Adding delete command documentation

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Mike Farah 2018-05-07 16:06:33 +10:00
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1
README.md
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@ -55,6 +55,7 @@ Usage:
yq [command] yq [command]
Available Commands: Available Commands:
delete yq d [--inplace/-i] sample.yaml a.b.c
help Help about any command help Help about any command
merge yq m [--inplace/-i] [--overwrite/-x] sample.yaml sample2.yaml merge yq m [--inplace/-i] [--overwrite/-x] sample.yaml sample2.yaml
new yq n [--script/-s script_file] a.b.c newValueForC new yq n [--script/-s script_file] a.b.c newValueForC

12
docs/404.html
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@ -238,6 +238,18 @@
<li class="md-nav__item">
<a href="/delete/" title="Delete" class="md-nav__link">
Delete
</a>
</li>
<li class="md-nav__item"> <li class="md-nav__item">
<a href="/create/" title="Create" class="md-nav__link"> <a href="/create/" title="Create" class="md-nav__link">
Create Create

12
docs/convert/index.html
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@ -238,6 +238,18 @@
<li class="md-nav__item">
<a href="../delete/" title="Delete" class="md-nav__link">
Delete
</a>
</li>
<li class="md-nav__item"> <li class="md-nav__item">
<a href="../create/" title="Create" class="md-nav__link"> <a href="../create/" title="Create" class="md-nav__link">
Create Create

16
docs/create/index.html
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@ -238,6 +238,18 @@
<li class="md-nav__item">
<a href="../delete/" title="Delete" class="md-nav__link">
Delete
</a>
</li>
<li class="md-nav__item md-nav__item--active"> <li class="md-nav__item md-nav__item--active">
@ -440,7 +452,7 @@ b.e[0].name: Howdy Partner
<div class="md-footer-nav"> <div class="md-footer-nav">
<nav class="md-footer-nav__inner md-grid"> <nav class="md-footer-nav__inner md-grid">
<a href="../write/" title="Write/Update" class="md-flex md-footer-nav__link md-footer-nav__link--prev" rel="prev"> <a href="../delete/" title="Delete" class="md-flex md-footer-nav__link md-footer-nav__link--prev" rel="prev">
<div class="md-flex__cell md-flex__cell--shrink"> <div class="md-flex__cell md-flex__cell--shrink">
<i class="md-icon md-icon--arrow-back md-footer-nav__button"></i> <i class="md-icon md-icon--arrow-back md-footer-nav__button"></i>
</div> </div>
@ -449,7 +461,7 @@ b.e[0].name: Howdy Partner
<span class="md-footer-nav__direction"> <span class="md-footer-nav__direction">
Previous Previous
</span> </span>
Write/Update Delete
</span> </span>
</div> </div>
</a> </a>

574
docs/delete/index.html Normal file
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@ -0,0 +1,574 @@
<!DOCTYPE html>
<html lang="en" class="no-js">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width,initial-scale=1">
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<title>Delete - Yq</title>
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Delete
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Delete
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<label class="md-nav__title" for="toc">Table of contents</label>
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<a href="#to-stdout" title="To Stdout" class="md-nav__link">
To Stdout
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From STDIN
</a>
</li>
<li class="md-nav__item">
<a href="#deleting-array-elements" title="Deleting array elements" class="md-nav__link">
Deleting array elements
</a>
</li>
<li class="md-nav__item">
<a href="#deleting-nodes-in-place" title="Deleting nodes in-place" class="md-nav__link">
Deleting nodes in-place
</a>
</li>
<li class="md-nav__item">
<a href="#keys-with-dots" title="Keys with dots" class="md-nav__link">
Keys with dots
</a>
</li>
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<a href="../create/" title="Create" class="md-nav__link">
Create
</a>
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Convert
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Merge
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<a href="#to-stdout" title="To Stdout" class="md-nav__link">
To Stdout
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From STDIN
</a>
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<a href="#deleting-array-elements" title="Deleting array elements" class="md-nav__link">
Deleting array elements
</a>
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<a href="#deleting-nodes-in-place" title="Deleting nodes in-place" class="md-nav__link">
Deleting nodes in-place
</a>
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<a href="#keys-with-dots" title="Keys with dots" class="md-nav__link">
Keys with dots
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<div class="md-content">
<article class="md-content__inner md-typeset">
<a href="https://github.com/mikefarah/yq/edit/master/docs/delete.md" title="Edit this page" class="md-icon md-content__icon">&#xE3C9;</a>
<h1>Delete</h1>
<pre><code>yq d &lt;yaml_file|json_file&gt; &lt;path_to_delete&gt;
</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<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
apples: green
</code></pre>
<p>then</p>
<pre><code class="bash">yq d sample.yaml b.c
</code></pre>
<p>will output:</p>
<pre><code class="yaml">b:
apples: green
</code></pre>
<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 | yq d - b.c
</code></pre>
<h3 id="deleting-array-elements">Deleting array elements<a class="headerlink" href="#deleting-array-elements" title="Permanent link">&para;</a></h3>
<p>Given a sample.yaml file of:</p>
<pre><code class="yaml">b:
c:
- 1
- 2
- 3
</code></pre>
<p>then</p>
<pre><code class="bash">yq d sample.yaml 'b.c[1]'
</code></pre>
<p>will output:</p>
<pre><code class="yaml">b:
c:
- 1
- 3
</code></pre>
<h3 id="deleting-nodes-in-place">Deleting nodes in-place<a class="headerlink" href="#deleting-nodes-in-place" title="Permanent link">&para;</a></h3>
<p>Given a sample.yaml file of:</p>
<pre><code class="yaml">b:
c: 2
apples: green
</code></pre>
<p>then</p>
<pre><code class="bash">yq d -i sample.yaml b.c
</code></pre>
<p>will update the sample.yaml file so that the 'c' node is deleted</p>
<h3 id="keys-with-dots">Keys with dots<a class="headerlink" href="#keys-with-dots" title="Permanent link">&para;</a></h3>
<p>When specifying a key that has a dot use key lookup indicator.</p>
<pre><code class="yaml">b:
foo.bar: 7
</code></pre>
<pre><code class="bash">yaml r sample.yaml 'b[foo.bar]'
</code></pre>
<pre><code class="bash">yaml w sample.yaml 'b[foo.bar]' 9
</code></pre>
<p>Any valid yaml key can be specified as part of a key lookup.</p>
<p>Note that the path is in quotes to avoid the square brackets being interpreted by your shell.</p>
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12
docs/index.html
View File

@ -274,6 +274,18 @@
<li class="md-nav__item">
<a href="delete/" title="Delete" class="md-nav__link">
Delete
</a>
</li>
<li class="md-nav__item"> <li class="md-nav__item">
<a href="create/" title="Create" class="md-nav__link"> <a href="create/" title="Create" class="md-nav__link">
Create Create

12
docs/merge/index.html
View File

@ -238,6 +238,18 @@
<li class="md-nav__item">
<a href="../delete/" title="Delete" class="md-nav__link">
Delete
</a>
</li>
<li class="md-nav__item"> <li class="md-nav__item">
<a href="../create/" title="Create" class="md-nav__link"> <a href="../create/" title="Create" class="md-nav__link">
Create Create

12
docs/read/index.html
View File

@ -305,6 +305,18 @@
<li class="md-nav__item">
<a href="../delete/" title="Delete" class="md-nav__link">
Delete
</a>
</li>
<li class="md-nav__item"> <li class="md-nav__item">
<a href="../create/" title="Create" class="md-nav__link"> <a href="../create/" title="Create" class="md-nav__link">
Create Create

30
docs/search/search_index.json
View File

@ -95,6 +95,36 @@
"text": "When specifying a key that has a dot use key lookup indicator. b:\n foo.bar: 7 yaml r sample.yaml 'b[foo.bar]' yaml w sample.yaml 'b[foo.bar]' 9 Any valid yaml key can be specified as part of a key lookup. Note that the path is in quotes to avoid the square brackets being interpreted by your shell.", "text": "When specifying a key that has a dot use key lookup indicator. b:\n foo.bar: 7 yaml r sample.yaml 'b[foo.bar]' yaml w sample.yaml 'b[foo.bar]' 9 Any valid yaml key can be specified as part of a key lookup. Note that the path is in quotes to avoid the square brackets being interpreted by your shell.",
"title": "Keys with dots" "title": "Keys with dots"
}, },
{
"location": "/delete/",
"text": "yq d <yaml_file|json_file> <path_to_delete>\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\u00b6\n\n\nGiven a sample.yaml file of:\n\n\nb:\n c: 2\n apples: green\n\n\n\n\nthen\n\n\nyq d sample.yaml b.c\n\n\n\n\nwill output:\n\n\nb:\n apples: green\n\n\n\n\nFrom STDIN\n\u00b6\n\n\ncat sample.yaml | yq d - b.c\n\n\n\n\nDeleting array elements\n\u00b6\n\n\nGiven a sample.yaml file of:\n\n\nb:\n c: \n - 1\n - 2\n - 3\n\n\n\n\nthen\n\n\nyq d sample.yaml 'b.c[1]'\n\n\n\n\nwill output:\n\n\nb:\n c:\n - 1\n - 3\n\n\n\n\nDeleting nodes in-place\n\u00b6\n\n\nGiven a sample.yaml file of:\n\n\nb:\n c: 2\n apples: green\n\n\n\n\nthen\n\n\nyq d -i sample.yaml b.c\n\n\n\n\nwill update the sample.yaml file so that the 'c' node is deleted\n\n\nKeys with dots\n\u00b6\n\n\nWhen specifying a key that has a dot use key lookup indicator.\n\n\nb:\n foo.bar: 7\n\n\n\n\nyaml r sample.yaml 'b[foo.bar]'\n\n\n\n\nyaml w sample.yaml 'b[foo.bar]' 9\n\n\n\n\nAny valid yaml key can be specified as part of a key lookup.\n\n\nNote that the path is in quotes to avoid the square brackets being interpreted by your shell.",
"title": "Delete"
},
{
"location": "/delete/#to-stdout",
"text": "Given a sample.yaml file of: b:\n c: 2\n apples: green then yq d sample.yaml b.c will output: b:\n apples: green",
"title": "To Stdout"
},
{
"location": "/delete/#from-stdin",
"text": "cat sample.yaml | yq d - b.c",
"title": "From STDIN"
},
{
"location": "/delete/#deleting-array-elements",
"text": "Given a sample.yaml file of: b:\n c: \n - 1\n - 2\n - 3 then yq d sample.yaml 'b.c[1]' will output: b:\n c:\n - 1\n - 3",
"title": "Deleting array elements"
},
{
"location": "/delete/#deleting-nodes-in-place",
"text": "Given a sample.yaml file of: b:\n c: 2\n apples: green then yq d -i sample.yaml b.c will update the sample.yaml file so that the 'c' node is deleted",
"title": "Deleting nodes in-place"
},
{
"location": "/delete/#keys-with-dots",
"text": "When specifying a key that has a dot use key lookup indicator. b:\n foo.bar: 7 yaml r sample.yaml 'b[foo.bar]' yaml w sample.yaml 'b[foo.bar]' 9 Any valid yaml key can be specified as part of a key lookup. Note that the path is in quotes to avoid the square brackets being interpreted by your shell.",
"title": "Keys with dots"
},
{ {
"location": "/create/", "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\nyq n <path> <new value>\n\n\n\n\nCreating a simple yaml file\n\u00b6\n\n\nyq 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\u00b6\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\nyq 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 | yq n -s -\n\n\n\n\nKeys with dots\n\u00b6\n\n\nWhen specifying a key that has a dot use key lookup indicator.\n\n\nb:\n foo.bar: 7\n\n\n\n\nyaml r sample.yaml 'b[foo.bar]'\n\n\n\n\nyaml w sample.yaml 'b[foo.bar]' 9\n\n\n\n\nAny valid yaml key can be specified as part of a key lookup.\n\n\nNote that the path is in quotes to avoid the square brackets being interpreted by your shell.", "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\nyq n <path> <new value>\n\n\n\n\nCreating a simple yaml file\n\u00b6\n\n\nyq 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\u00b6\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\nyq 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 | yq n -s -\n\n\n\n\nKeys with dots\n\u00b6\n\n\nWhen specifying a key that has a dot use key lookup indicator.\n\n\nb:\n foo.bar: 7\n\n\n\n\nyaml r sample.yaml 'b[foo.bar]'\n\n\n\n\nyaml w sample.yaml 'b[foo.bar]' 9\n\n\n\n\nAny valid yaml key can be specified as part of a key lookup.\n\n\nNote that the path is in quotes to avoid the square brackets being interpreted by your shell.",

20
docs/sitemap.xml
View File

@ -4,7 +4,7 @@
<url> <url>
<loc>/</loc> <loc>/</loc>
<lastmod>2018-02-28</lastmod> <lastmod>2018-05-07</lastmod>
<changefreq>daily</changefreq> <changefreq>daily</changefreq>
</url> </url>
@ -12,7 +12,7 @@
<url> <url>
<loc>/read/</loc> <loc>/read/</loc>
<lastmod>2018-02-28</lastmod> <lastmod>2018-05-07</lastmod>
<changefreq>daily</changefreq> <changefreq>daily</changefreq>
</url> </url>
@ -20,7 +20,15 @@
<url> <url>
<loc>/write/</loc> <loc>/write/</loc>
<lastmod>2018-02-28</lastmod> <lastmod>2018-05-07</lastmod>
<changefreq>daily</changefreq>
</url>
<url>
<loc>/delete/</loc>
<lastmod>2018-05-07</lastmod>
<changefreq>daily</changefreq> <changefreq>daily</changefreq>
</url> </url>
@ -28,7 +36,7 @@
<url> <url>
<loc>/create/</loc> <loc>/create/</loc>
<lastmod>2018-02-28</lastmod> <lastmod>2018-05-07</lastmod>
<changefreq>daily</changefreq> <changefreq>daily</changefreq>
</url> </url>
@ -36,7 +44,7 @@
<url> <url>
<loc>/convert/</loc> <loc>/convert/</loc>
<lastmod>2018-02-28</lastmod> <lastmod>2018-05-07</lastmod>
<changefreq>daily</changefreq> <changefreq>daily</changefreq>
</url> </url>
@ -44,7 +52,7 @@
<url> <url>
<loc>/merge/</loc> <loc>/merge/</loc>
<lastmod>2018-02-28</lastmod> <lastmod>2018-05-07</lastmod>
<changefreq>daily</changefreq> <changefreq>daily</changefreq>
</url> </url>

16
docs/write/index.html
View File

@ -319,6 +319,18 @@
<li class="md-nav__item">
<a href="../delete/" title="Delete" class="md-nav__link">
Delete
</a>
</li>
<li class="md-nav__item"> <li class="md-nav__item">
<a href="../create/" title="Create" class="md-nav__link"> <a href="../create/" title="Create" class="md-nav__link">
Create Create
@ -603,13 +615,13 @@ b.e[0].name: Howdy Partner
</a> </a>
<a href="../create/" title="Create" class="md-flex md-footer-nav__link md-footer-nav__link--next" rel="next"> <a href="../delete/" title="Delete" class="md-flex md-footer-nav__link md-footer-nav__link--next" rel="next">
<div class="md-flex__cell md-flex__cell--stretch md-footer-nav__title"> <div class="md-flex__cell md-flex__cell--stretch md-footer-nav__title">
<span class="md-flex__ellipsis"> <span class="md-flex__ellipsis">
<span class="md-footer-nav__direction"> <span class="md-footer-nav__direction">
Next Next
</span> </span>
Create Delete
</span> </span>
</div> </div>
<div class="md-flex__cell md-flex__cell--shrink"> <div class="md-flex__cell md-flex__cell--shrink">

1
mkdocs.yml
View File

@ -6,6 +6,7 @@ pages:
- Install: index.md - Install: index.md
- Read: read.md - Read: read.md
- Write/Update: write.md - Write/Update: write.md
- Delete: delete.md
- Create: create.md - Create: create.md
- Convert: convert.md - Convert: convert.md
- Merge: merge.md - Merge: merge.md

63
mkdocs/delete.md Normal file
View File

@ -0,0 +1,63 @@
```
yq d <yaml_file|json_file> <path_to_delete>
```
{!snippets/works_with_json.md!}
### To Stdout
Given a sample.yaml file of:
```yaml
b:
c: 2
apples: green
```
then
```bash
yq d sample.yaml b.c
```
will output:
```yaml
b:
apples: green
```
### From STDIN
```bash
cat sample.yaml | yq d - b.c
```
### Deleting array elements
Given a sample.yaml file of:
```yaml
b:
c:
- 1
- 2
- 3
```
then
```bash
yq d sample.yaml 'b.c[1]'
```
will output:
```yaml
b:
c:
- 1
- 3
```
### Deleting nodes in-place
Given a sample.yaml file of:
```yaml
b:
c: 2
apples: green
```
then
```bash
yq d -i sample.yaml b.c
```
will update the sample.yaml file so that the 'c' node is deleted
{!snippets/keys_with_dots.md!}