XSL 1.0.sublime-syntax

%YAML 1.2
---
# https://www.w3.org/TR/1999/REC-xslt-19991116
name: XSL 1.0
scope: text.xml.xsl.1
version: 2

extends: Packages/XML/XML.sublime-syntax

variables:

  qualified_xsl_tag_name: |-
    (?xi)
    (xsl) (:)                      # 1: valid xsl namespace
    (?:
      ({{identifier}})(?=[/<>\s])  # 3: valid localname
      |
      ([^?!/<>\s][^/<>\s]*)        # 4: invalid localname
    )

  # 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: elements | match | select | test | use )

contexts:

###[ XML EXTENSIONS ]##########################################################

  main:
    - meta_prepend: true
    - include: xpath-text-interpolations

  tag:
    - meta_prepend: true
    - include: xsl-tag
    - include: scope:text.html.basic#script-tag
    - include: scope:text.html.basic#style-tag

  tag-attribute:
    - meta_prepend: true
    - include: tag-xpath-attribute
    - include: scope:text.html.basic#tag-event-attribute
    - include: scope:text.html.basic#tag-style-attribute

  comment-content:
    - meta_prepend: true
    - include: xpath-text-interpolations

  cdata-content:
    - meta_prepend: true
    - include: xpath-string-interpolations

  string-common-content:
    - meta_prepend: true
    - include: xpath-string-interpolations

###[ XSL TAGS ]################################################################

  xsl-tag:
    # scope `<xsl:template ...>` special for adding it to symbol list.
    - match: (<)(xsl)(:)(template)(?=[/<>\s])
      captures:
        1: punctuation.definition.tag.begin.opening.xsl
        2: entity.name.tag.namespace.xsl
        3: entity.name.tag.xsl punctuation.separator.namespace.xsl
        4: entity.name.tag.localname.xsl
      push: xsl-begin-template-tag-content
    # opening maybe self-closing tag with optional attributes
    - match: (<){{qualified_xsl_tag_name}}
      captures:
        1: punctuation.definition.tag.begin.opening.xsl
        2: entity.name.tag.namespace.xsl
        3: entity.name.tag.xsl punctuation.separator.namespace.xsl
        4: entity.name.tag.localname.xsl
        5: invalid.illegal.bad-tag-name.xsl
      push: xsl-begin-tag-content
    # end-tag without attribute support
    - match: (</){{qualified_xsl_tag_name}}
      captures:
        1: punctuation.definition.tag.begin.closing.xsl
        2: entity.name.tag.namespace.xsl
        3: entity.name.tag.xsl punctuation.separator.namespace.xsl
        4: entity.name.tag.localname.xsl
        5: invalid.illegal.bad-tag-name.xsl
      push: xsl-end-tag-content

  xsl-begin-template-tag-content:
    - meta_scope: meta.tag.template.xsl
    - include: begin-tag-content

  xsl-begin-tag-content:
    - meta_scope: meta.tag.xsl
    - include: begin-tag-content

  xsl-end-tag-content:
    - meta_scope: meta.tag.xsl
    - include: end-tag-content

###[ 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
      embed_scope: source.xpath.embedded.xsl
      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
      embed_scope: source.xpath.embedded.xsl
      escape: (?=\')

###[ XPATH INTERPOLATIONS ]####################################################

  xpath-string-interpolations:
    - match: \{
      scope: punctuation.section.interpolation.begin.xsl
      push: xpath-string-interpolation-body

  xpath-string-interpolation-body:
    - clear_scopes: 1
    - meta_scope: meta.interpolation.xsl
    - meta_content_scope: source.xpath.embedded.xsl
    - include: xpath-text-interpolation-body

  xpath-text-interpolations:
    - match: \{
      scope: punctuation.section.interpolation.begin.xsl
      push: xpath-text-interpolation-body

  xpath-text-interpolation-body:
    - meta_scope: meta.interpolation.xsl
    - meta_content_scope: source.xpath.embedded.xsl
    - match: \}
      scope: punctuation.section.interpolation.end.xsl
      pop: 1
    - include: xpath-query-content

  xpath-query-content:
    - include: scope:source.xpath.1
      apply_prototype: true