Use the Mistral syntax highlighting on the dsl v2 page
The examples in this page hit some limitations with the lexer, so it was updated to handle the unknown tokens and better handle unicode whitespace characters. Change-Id: I7883072844ae99bedb8a4c080572da5a31590dd5
This commit is contained in:
Dougal Matthews
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@ -70,7 +70,7 @@ exact steps should be made during workflow execution.
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YAML example
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^^^^^^^^^^^^
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.. code-block:: yaml
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.. code-block:: mistral
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---
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version: '2.0'
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@ -167,7 +167,7 @@ produce output. In Mistral DSL v2 task can be associated with an action
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or a workflow. In the example below there are two tasks of different
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types:
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.. code-block:: yaml
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.. code-block:: mistral
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action_based_task:
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action: std.http url='openstack.org'
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@ -234,7 +234,7 @@ configured policies.
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YAML example
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.. code-block:: yaml
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.. code-block:: mistral
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my_task:
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action: my_action
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@ -297,7 +297,7 @@ Defines a pattern how task should be repeated in case of an error.
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Retry policy can also be configured on a single line as:
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.. code-block:: yaml
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.. code-block:: mistral
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task1:
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action: my_action
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@ -313,7 +313,7 @@ parameters in two ways:
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Full syntax:
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.. code-block:: yaml
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.. code-block:: mistral
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my_task:
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action: std.http
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@ -323,7 +323,7 @@ Full syntax:
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Simplified syntax:
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.. code-block:: yaml
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.. code-block:: mistral
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my_task:
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action: std.http url="http://mywebsite.org" method="GET"
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@ -332,7 +332,7 @@ The same rules apply to tasks associated with workflows.
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Full syntax:
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.. code-block:: yaml
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.. code-block:: mistral
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my_task:
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workflow: some_nested_workflow
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@ -342,7 +342,7 @@ Full syntax:
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Simplified syntax:
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.. code-block:: yaml
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.. code-block:: mistral
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my_task:
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workflow: some_nested_workflow param1='val1' param2='val2'
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@ -369,7 +369,7 @@ Figure 1. Mistral Direct Workflow.
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YAML example
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''''''''''''
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.. code-block:: yaml
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.. code-block:: mistral
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---
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version: '2.0'
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@ -435,7 +435,7 @@ access any data produced by upstream tasks. So in the example above task
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'create_vm' could also have a YAQL expression on transition to task
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'send_success_email' as follows:
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.. code-block:: yaml
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.. code-block:: mistral
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create_vm:
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...
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@ -452,7 +452,7 @@ Fork
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There are situations when we need to be able to run more than one task after
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some task has completed.
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.. code-block:: yaml
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.. code-block:: mistral
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create_vm:
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...
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@ -472,7 +472,7 @@ branches and aggregate their data.
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Full Join (join: all)
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.. code-block:: yaml
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.. code-block:: mistral
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register_vm_in_load_balancer:
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...
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@ -502,7 +502,7 @@ of guard expressions.
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Partial Join (join: 2)
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.. code-block:: yaml
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.. code-block:: mistral
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register_vm_in_load_balancer:
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...
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@ -559,7 +559,7 @@ route in the directed graph from **T1** to **T3** or **T4**.
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YAML example
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''''''''''''
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.. code-block:: yaml
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.. code-block:: mistral
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---
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version: '2.0'
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@ -606,7 +606,7 @@ Processing collections
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YAML example
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''''''''''''
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.. code-block:: yaml
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.. code-block:: mistral
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---
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version: '2.0'
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@ -648,7 +648,7 @@ an expression in the form: in <% YAQL_expression %>.
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The most common form is:
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.. code-block:: yaml
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.. code-block:: mistral
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with-items:
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- var1 in <% YAQL_expression_1 %>
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@ -696,7 +696,7 @@ state to error.
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Example:
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.. code-block:: yaml
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.. code-block:: mistral
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manual_fail:
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action: std.fail
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@ -730,7 +730,7 @@ Input parameters:
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Example:
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.. code-block:: yaml
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.. code-block:: mistral
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http_task:
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action: std.http url='google.com'
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@ -773,7 +773,7 @@ Sends an email message via SMTP protocol.
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Example:
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.. code-block:: yaml
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.. code-block:: mistral
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send_email_task:
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action: std.email
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@ -802,7 +802,7 @@ Input parameters:
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executed. *Required*.
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- **host** - Host name that the command needs to be executed on.
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*Required*.
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- **username** - User name to authenticate on the host. *Required*.
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- **username** - User name to authenticate on the host. *Required*.
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- **password** - User password to to authenticate on the host. *Optional*.
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- **private_key_filename** - Private key file name which will be used for authentication on remote host.
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All private keys should be on executor host in **<home-user-directory>/.ssh/**.
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@ -855,7 +855,7 @@ its wrapper - PyV8. For installing it, do the next steps:
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Example:
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.. code-block:: yaml
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.. code-block:: mistral
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---
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version: '2.0'
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@ -886,7 +886,7 @@ Example:
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Another example for getting the current date and time:
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.. code-block:: yaml
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.. code-block:: mistral
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---
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version: '2.0'
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@ -924,7 +924,7 @@ action around another ad-hoc action).
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YAML example
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''''''''''''
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.. code-block:: yaml
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.. code-block:: mistral
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---
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version: '2.0'
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@ -948,7 +948,7 @@ YAML example
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Once this action is uploaded to Mistral any workflow will be able to use
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it as follows:
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.. code-block:: yaml
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.. code-block:: mistral
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my_workflow:
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tasks:
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@ -1008,7 +1008,7 @@ So after a workbook has been uploaded its workflows and actions become independe
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YAML example
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''''''''''''
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.. code-block:: yaml
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.. code-block:: mistral
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---
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version: '2.0'
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@ -1139,7 +1139,7 @@ Example:
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Workflow definition:
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.. code-block:: yaml
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.. code-block:: mistral
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---
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version: "v2.0"
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@ -10,6 +10,8 @@
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import re
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from pygments import lexer
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from pygments import token
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@ -19,9 +21,12 @@ class MistralLexer(lexer.RegexLexer):
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name = 'Mistral'
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aliases = ['mistral']
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flags = re.MULTILINE | re.UNICODE
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tokens = {
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"root": [
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(r'^(\s)*(workflows|tasks|input|type)(\s)*:', token.Keyword),
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(r'^(\s)*(workflows|tasks|input|output|type)(\s)*:',
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token.Keyword),
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(r'^(\s)*(version|name|description)(\s)*:', token.Keyword),
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(r'^(\s)*(publish|timeout|retry|with\-items)(\s)*:',
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token.Keyword),
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@ -48,10 +53,12 @@ class MistralLexer(lexer.RegexLexer):
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lexer.default('#pop'),
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],
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"generic": [
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(r'(\-|:|=|!|\[|\])', token.Operator),
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(r'%>', token.Name.Entity, '#pop'),
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(r'}\\}', token.Name.Entity, '#pop'),
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(r'(\-|:|=|!|\[|\]|<|>|\/|\*)', token.Operator),
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(r'(null|None|True|False)', token.Name.Builtin),
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(r'"(\\\\|\\"|[^"])*"', token.String.Double),
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(r"'(\\\\|\\'|[^'])*'", token.String.Single),
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(r'\w|\s|\(|\)|,|\.', token.Text),
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(r'\W|\w|\s|\(|\)|,|\.', token.Text),
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]
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}
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