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terraform-docs/docs/reference/markdown-document.md
Khosrow Moossavi 152928007f Update reference documentation and guide
Signed-off-by: Khosrow Moossavi <khos2ow@gmail.com>
2021-03-01 16:42:59 -05:00

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title description menu weight toc
markdown document Generate Markdown document of inputs and outputs.
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parent
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Synopsis

Generate Markdown document of inputs and outputs.

terraform-docs markdown document [PATH] [flags]

Options

  -h, --help   help for document

Inherited Options

  -c, --config string               config file name (default ".terraform-docs.yml")
      --escape                      escape special characters (default true)
      --header-from string          relative path of a file to read header from (default "main.tf")
      --hide strings                hide section [header, inputs, modules, outputs, providers, requirements, resources]
      --hide-all                    hide all sections (default false)
      --indent int                  indention level of Markdown sections [1, 2, 3, 4, 5] (default 2)
      --output-values               inject output values into outputs (default false)
      --output-values-from string   inject output values from file into outputs (default "")
      --required                    show Required column or section (default true)
      --sensitive                   show Sensitive column or section (default true)
      --show strings                show section [header, inputs, modules, outputs, providers, requirements, resources]
      --show-all                    show all sections (default true)
      --sort                        sort items (default true)
      --sort-by-required            sort items by name and print required ones first (default false)
      --sort-by-type                sort items by type of them (default false)

Example

Given the examples module:

terraform-docs markdown document ./examples/

generates the following output:

Usage:

Example of 'foo\_bar' module in `foo_bar.tf`.

- list item 1
- list item 2

Even inline **formatting** in _here_ is possible.  
and some [link](https://domain.com/)

* list item 3
* list item 4

```hcl
module "foo_bar" {
  source = "github.com/foo/bar"

  id   = "1234567890"
  name = "baz"

  zones = ["us-east-1", "us-west-1"]

  tags = {
    Name         = "baz"
    Created-By   = "first.last@email.com"
    Date-Created = "20180101"
  }
}
```

Here is some trailing text after code block,  
followed by another line of text.

| Name | Description     |
|------|-----------------|
| Foo  | Foo description |
| Bar  | Bar description |

## Requirements

The following requirements are needed by this module:

- terraform (>= 0.12)

- aws (>= 2.15.0)

- random (>= 2.2.0)

## Providers

The following providers are used by this module:

- aws (>= 2.15.0)

- aws.ident (>= 2.15.0)

- null

- tls

## Modules

The following Modules are called:

### bar

Source: baz

Version: 4.5.6

### baz

Source: baz

Version: 4.5.6

### foo

Source: bar

Version: 1.2.3

## Resources

The following resources are used by this module:

- [aws_caller_identity](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/caller_identity)
- [null_resource](https://registry.terraform.io/providers/hashicorp/null/latest/docs/resources/resource)
- [tls_private_key](https://registry.terraform.io/providers/hashicorp/tls/latest/docs/resources/private_key)

## Required Inputs

The following input variables are required:

### input\_with\_underscores

Description: A variable with underscores.

Type: `any`

### list-2

Description: It's list number two.

Type: `list`

### map-2

Description: It's map number two.

Type: `map`

### number-2

Description: It's number number two.

Type: `number`

### string-2

Description: It's string number two.

Type: `string`

### string\_no\_default

Description: n/a

Type: `string`

### unquoted

Description: n/a

Type: `any`

## Optional Inputs

The following input variables are optional (have default values):

### bool-1

Description: It's bool number one.

Type: `bool`

Default: `true`

### bool-2

Description: It's bool number two.

Type: `bool`

Default: `false`

### bool-3

Description: n/a

Type: `bool`

Default: `true`

### bool\_default\_false

Description: n/a

Type: `bool`

Default: `false`

### input-with-code-block

Description: This is a complicated one. We need a newline.  
And an example in a code block
```
default     = [
  "machine rack01:neptune"
]
```

Type: `list`

Default:

```json
[
  "name rack:location"
]
```

### input-with-pipe

Description: It includes v1 | v2 | v3

Type: `string`

Default: `"v1"`

### list-1

Description: It's list number one.

Type: `list`

Default:

```json
[
  "a",
  "b",
  "c"
]
```

### list-3

Description: n/a

Type: `list`

Default: `[]`

### list\_default\_empty

Description: n/a

Type: `list(string)`

Default: `[]`

### long\_type

Description: This description is itself markdown.

It spans over multiple lines.

Type:

```hcl
object({
    name = string,
    foo  = object({ foo = string, bar = string }),
    bar  = object({ foo = string, bar = string }),
    fizz = list(string),
    buzz = list(string)
  })
```

Default:

```json
{
  "bar": {
    "bar": "bar",
    "foo": "bar"
  },
  "buzz": [
    "fizz",
    "buzz"
  ],
  "fizz": [],
  "foo": {
    "bar": "foo",
    "foo": "foo"
  },
  "name": "hello"
}
```

### map-1

Description: It's map number one.

Type: `map`

Default:

```json
{
  "a": 1,
  "b": 2,
  "c": 3
}
```

### map-3

Description: n/a

Type: `map`

Default: `{}`

### no-escape-default-value

Description: The description contains `something_with_underscore`. Defaults to 'VALUE\_WITH\_UNDERSCORE'.

Type: `string`

Default: `"VALUE_WITH_UNDERSCORE"`

### number-1

Description: It's number number one.

Type: `number`

Default: `42`

### number-3

Description: n/a

Type: `number`

Default: `"19"`

### number-4

Description: n/a

Type: `number`

Default: `15.75`

### number\_default\_zero

Description: n/a

Type: `number`

Default: `0`

### object\_default\_empty

Description: n/a

Type: `object({})`

Default: `{}`

### string-1

Description: It's string number one.

Type: `string`

Default: `"bar"`

### string-3

Description: n/a

Type: `string`

Default: `""`

### string-special-chars

Description: n/a

Type: `string`

Default: `"\\.<>[]{}_-"`

### string\_default\_empty

Description: n/a

Type: `string`

Default: `""`

### string\_default\_null

Description: n/a

Type: `string`

Default: `null`

### with-url

Description: The description contains url. https://www.domain.com/foo/bar_baz.html

Type: `string`

Default: `""`

## Outputs

The following outputs are exported:

### output-0.12

Description: terraform 0.12 only

### output-1

Description: It's output number one.

### output-2

Description: It's output number two.

### unquoted

Description: It's unquoted output.