Unitsml schema template using Lutaml::Xsd and Metanorma command

Gemfile

@@ -1,4 +1,16 @@
 source "https://rubygems.org"
 
+gem "lutaml",
+    github: "lutaml/lutaml",
+    branch: "update/xsd_support_metanorma_plugin"
+gem "lutaml-model",
+    github: "lutaml/lutaml-model",
+    branch: "update/liquid_element_order"
+gem "metanorma"
 gem "metanorma-cli"
-# gem "metanorma-nist", source: "https://rubygems.pkg.github.com/metanorma"
+gem "metanorma-plugin-lutaml",
+    github: "metanorma/metanorma-plugin-lutaml",
+    branch: "feature/unitsml_liquid_filters"
+gem "metanorma-standoc",
+    github: "metanorma/metanorma-standoc",
+    branch: "update/lutaml_xsd_preprocessor_support"

sources/unitsml_xsd_docs/document.adoc

@@ -0,0 +1,17 @@
+[#top]
+= XSD Templates
+
+[lutaml_xsd, ../../unitsdb/unitsml-v1.0-csd04.xsd, schema]
+----
+== Elements
+
+include::sources/_elements.adoc[]
+
+== Complex Types
+
+include::sources/_complex_type.adoc[]
+
+== Attribute Groups
+
+include::sources/_attribute_groups.adoc[]
+----

sources/unitsml_xsd_docs/sources/_attribute_groups.adoc

@@ -0,0 +1,44 @@
+{% for attribute_group in schema.attribute_group %}
+
+[#attribute_group_{{attribute_group.name}}]
+
+=== Attribute Group: *{{ attribute_group.name }}*
+
+==== **Used By** {{ schema | used_by: attribute_group | join: ", " }}
+
+==== Description pass:[{{ attribute_group.annotation.documentation.first.content }}]
+
+.XML Instance Representation 
+[source, xml]
+-----
+{%- for attr in attribute_group.attribute %}
+{{ attr.name }}="{{ attr | attr_type: }}" [{{ attr | min_max_arg: }}]
+{%- endfor %}
+-----
+
+.Schema Component Representation
+[source, xml]
+-----
+<xsd:attributeGroup name="{{attribute_group.name}}">
+{%- assign element_order = attribute_group | resolved_element_order: %}
+{%- for element in element_order %}
+{%- assign attribute_drop = element | class_name_end_with: "::AttributeDrop" -%}
+{%- assign attribute_group_drop = element | class_name_end_with: "::AttributeGroupDrop" -%}
+{%- assign simple_type = element.simple_type %}
+{%- if attribute_drop %}
+  <xsd:attribute{{ element | attributes_xml_representation_for: }}{% unless simple_type %}/{% endunless %}>
+  {%- if simple_type %}
+    {%- render "sources/simple_type", simple_type: simple_type, element: element, indent: "    " %}
+  </xsd:attribute>
+  {%- endif %}
+{%- endif %}
+{%- if attribute_group_drop %}
+  <xsd:attributeGroup{{ attribute_group_drop | attributes_xml_representation_for: }}/>
+{%- endif %}
+{%- endfor %}
+</xsd:attributeGroup>
+-----
+
+---
+
+{% endfor %}

sources/unitsml_xsd_docs/sources/_complex_type.adoc

@@ -0,0 +1,75 @@
+{% for complex_type in schema.complex_type %}
+
+[#complex_type_{{complex_type.name}}]
+
+=== Complex Type: *{{ complex_type.name }}*
+
+==== Used By {{ schema | used_by: complex_type | join: ", " }}
+
+Description pass:[{{ complex_type.annotation.documentation.first.content }}]
+
+{% assign complex_type_element_order = complex_type | resolved_element_order: %}
+{% assign complex_type_attributes = schema | attributes: complex_type -%}
+{% assign elements = schema | child_elements: complex_type %}
+.XML Instance Representation 
+[source, xml]
+-----
+<...{{ complex_type_attributes | xml_representations: schema }}
+{%- if elements.size > 0 -%}>
+{%- for child in elements -%}
+{% assign element_name = child.ref || child.name %}
+{%- if element_name %}
+  <{{ element_name }}> ... </{{ element_name }}> {{ child | cardinality_representation: }}
+{%- else %}
+  {{ child }}
+{%- endif %}
+{%- endfor %}
+</...>
+{%- else -%}
+/>
+{% endif %}
+-----
+
+.Schema Component Representation 
+[source, xml]
+-----
+<xsd:complexType name="{{ complex_type.name }}">
+{%- for object in complex_type_element_order %}
+{%- assign sequence_drop = object | class_name_end_with: "::SequenceDrop" -%}
+{%- assign attribute_drop = object | class_name_end_with: "::AttributeDrop" -%}
+{%- assign simple_content_drop = object | class_name_end_with: "::SimpleContentDrop" -%}
+{%- assign attribute_group_drop = object | class_name_end_with: "::AttributeGroupDrop" -%}
+{%- if sequence_drop %}
+  <xsd:sequence{{ object | attributes_xml_representation_for: }}>
+  {%- for element in object.element %}
+    <xsd:element{{ element | attributes_xml_representation_for: }}/>
+  {%- endfor %}
+  {%- for any in object.any %}
+    <xsd:any{{ any | attributes_xml_representation_for: }}/>
+  {%- endfor %}
+  </xsd:sequence>
+{%- endif %}
+{%- if attribute_drop %}
+  <xsd:attribute{{ object | attributes_xml_representation_for: }}{% unless object.simple_type %}/{% endunless %}>
+  {%- if object.simple_type %}
+    {%- render "sources/simple_type", simple_type: object.simple_type, indent: "    " %}
+  </xsd:attribute>
+  {%- endif %}
+{%- endif %}
+{%- if attribute_group_drop %}
+  <xsd:attributeGroup{{ object | attributes_xml_representation_for: }}/>
+{%- endif %}
+{%- if simple_content_drop %}{% assign simple_content_children = object | simple_content_children: %}
+  <xsd:simpleContent>
+  {%- for child in simple_content_children %}
+    {{ child }}
+  {%- endfor %}
+  </xsd:simpleContent>
+{%- endif %}
+{%- endfor %}
+</xsd:complexType>
+-----
+
+---
+
+{% endfor %}

sources/unitsml_xsd_docs/sources/_elements.adoc

@@ -0,0 +1,40 @@
+{% for element in schema.element %}
+
+[#element_{{element.name}}]
+=== Element: *{{ element.name }}*
+
+==== Type <<complex_type_{{element.type}}, {{ element.type }}>>
+{% assign used_by_elements = schema | used_by: element %}
+{% if used_by_elements.size > 0 %}==== *Used By* {{ used_by_elements | join: ", " }}{% endif %}
+
+==== Description *pass:[{{ element.annotation.documentation.first.content }}]*
+{% assign element_attributes = schema | attributes: element %}
+{% assign element_children = schema | child_elements: element %}
+
+.XML Instance Representation 
+[source, xml]
+-----
+<{{element.name}}{{ element_attributes | xml_representations: schema }}
+{%- if element_children.size > 0 -%}>
+{%- for child in element_children -%}
+{% assign element_name = child.ref || child.name %}
+{%- if element_name %}
+  <{{element_name}}> ... </{{ element_name }}> {{ child | cardinality_representation: }}
+{%- else %}
+  {{ child }}
+{%- endif %}
+{%- endfor %}
+</{{element.name}}>
+{%- else -%}
+/>
+{% endif %}
+-----
+
+.Schema Component Representation
+[source, xml]
+-----
+<xsd:element name="{{element.name}}" type="{{element.type}}" />
+-----
+---
+
+{% endfor %}

sources/unitsml_xsd_docs/sources/_simple_type.liquid

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+{%- assign simple_type_indent = indent | append: "  " %}
+{%- assign extended_indent = simple_type_indent | append: "  " %}
+{{indent}}<xsd:simpleType>
+{%- if simple_type.restriction %}
+  {%- assign restriction = simple_type.restriction %}
+{{simple_type_indent}}<xsd:restriction base="{{ restriction.base }}">
+  {%- for enumeration in restriction.enumeration %}
+{{extended_indent}}<xsd:enumeration value="{{ enumeration.value }}"/>
+  {%- endfor %}
+{{simple_type_indent}}</xsd:restriction>
+{%- elsif simple_type.union %}
+  {%- assign union = simple_type.union %}
+{{simple_type_indent}}<xsd:union memberTypes="{{ union.member_types }}"{% unless union.simple_type %}/{% endunless %}>
+  {%- for union_simple_type in union.simple_type %}
+  {%- render "sources/simple_type", simple_type: union_simple_type, indent: extended_indent %}
+{{simple_type_indent}}</xsd:union>
+  {%- endfor %}
+{%- endif %}
+{{indent}}</xsd:simpleType>