XSD.sublime-syntax

%YAML 1.2
---
# https://www.w3.org/TR/xmlschema11-1/
name: XSD
scope: text.xml.xsd
version: 2

extends: Packages/XML/XML.sublime-syntax

file_extensions:
  - xsd
  - xspec
  - wsdl

variables:

  # attributes with regexp expression values
  qualified_regexp_attribute_name: |-
    (?x)
    (?:
      (?:
        ({{identifier}})           # 1: valid namespace
      | ([^:=/<>\s]+)              # 2: invalid namespace
      )(:)
    )?                             # namespace is optional
    ({{regexp_attribute_name}})    # 3: valid localname
    (?=[=<>\s]|[/?]>)

  regexp_attribute_name: |-
    (?xi: value )

  # attributes with xpath expression values
  qualified_xpath_attribute_name: |-
    (?x)
    (?:
      (?:
        ({{identifier}})           # 1: valid namespace
      | ([^:=/<>\s]+)              # 2: invalid namespace
      )(:)
    )?                             # namespace is optional
    ({{xpath_attribute_name}})     # 3: valid localname
    (?=[=<>\s]|[/?]>)

  xpath_attribute_name: |-
    (?xi: select | test | xpath )

contexts:

  tag-attribute:
    - meta_prepend: true
    - include: tag-regexp-attribute
    - include: tag-xpath-attribute

###[ REGEX TAG ATTRIBUTES ]####################################################

  tag-regexp-attribute:
    - match: '{{qualified_regexp_attribute_name}}'
      captures:
        1: entity.other.attribute-name.namespace.xml
        2: invalid.illegal.bad-attribute-name.xml
        3: entity.other.attribute-name.xml punctuation.separator.namespace.xml
        4: entity.other.attribute-name.localname.xml
      push: tag-regexp-attribute-assignment

  tag-regexp-attribute-assignment:
    - meta_include_prototype: false
    - match: =
      scope: punctuation.separator.key-value.xml
      set: tag-regexp-attribute-value
    - include: tag-else-pop

  tag-regexp-attribute-value:
    # The multipush construct is required due to:
    # https://github.com/sublimehq/sublime_text/issues/3784
    - meta_include_prototype: false
    - match: \"
      scope: punctuation.definition.string.begin.xml
      set: tag-regexp-attribute-double-qouted-body
    - match: \'
      scope: punctuation.definition.string.begin.xml
      set: tag-regexp-attribute-single-qouted-body
    - match: '[^?/<>\s]+'
      scope: invalid.illegal.bad-attribute-value.xml
      pop: 1
    - include: tag-else-pop

  tag-regexp-attribute-double-qouted-body:
    - meta_include_prototype: false
    - meta_scope: meta.string.regexp.xml string.quoted.double.xml
    - match: \"
      scope: punctuation.definition.string.end.xml
      pop: 1
    - match: ''
      embed: regexp-content
      escape: (?=\")

  tag-regexp-attribute-single-qouted-body:
    - meta_include_prototype: false
    - meta_scope: meta.string.regexp.xml string.quoted.single.xml
    - match: \'
      scope: punctuation.definition.string.end.xml
      pop: 1
    - match: ''
      embed: regexp-content
      escape: (?=\')

  regexp-content:
    - include: scope:source.regexp.embedded.xsl
      apply_prototype: true

###[ XPATH TAG ATTRIBUTES ]####################################################

  tag-xpath-attribute:
    - match: '{{qualified_xpath_attribute_name}}'
      captures:
        1: entity.other.attribute-name.namespace.xml
        2: invalid.illegal.bad-attribute-name.xml
        3: entity.other.attribute-name.xml punctuation.separator.namespace.xml
        4: entity.other.attribute-name.localname.xml
      push: tag-xpath-attribute-assignment

  tag-xpath-attribute-assignment:
    - meta_include_prototype: false
    - match: =
      scope: punctuation.separator.key-value.xml
      set: tag-xpath-attribute-value
    - include: tag-else-pop

  tag-xpath-attribute-value:
    # The multipush construct is required due to:
    # https://github.com/sublimehq/sublime_text/issues/3784
    - meta_include_prototype: false
    - match: \"
      scope: string.quoted.double.xml punctuation.definition.string.begin.xml
      set: tag-xpath-attribute-double-qouted-body
    - match: \'
      scope: string.quoted.single.xml punctuation.definition.string.begin.xml
      set: tag-xpath-attribute-single-qouted-body
    - match: '[^?/<>\s]+'
      scope: invalid.illegal.bad-attribute-value.xml
      pop: 1
    - include: tag-else-pop

  tag-xpath-attribute-double-qouted-body:
    - meta_include_prototype: false
    - meta_scope: meta.string.xml
    - match: \"
      scope: string.quoted.double.xml punctuation.definition.string.end.xml
      pop: 1
    - match: ''
      embed: xpath-query-content
      escape: (?=\")

  tag-xpath-attribute-single-qouted-body:
    - meta_include_prototype: false
    - meta_scope: meta.string.xml
    - match: \'
      scope: string.quoted.single.xml punctuation.definition.string.end.xml
      pop: 1
    - match: ''
      embed: xpath-query-content
      escape: (?=\')

  xpath-query-content:
    - meta_scope: source.xpath.embedded.xsl
    - include: scope:source.xpath.2
      apply_prototype: true