%YAML 1.2
---
# http://www.sublimetext.com/docs/3/syntax.html
name: HTML (Erlang)
file_extensions:
  - yaws
scope: text.html.erlang

variables:
  # https://html.spec.whatwg.org/multipage/parsing.html#tag-name-state
  break_char: '[\t\n\f /<>]'

contexts:
  main:
    - include: tag-erlang
    - include: scope:text.html.basic

###[ PUBLIC CONTEXT ]#########################################################

  tag-erlang:
    # Note: This context can be included in other HTML
    #       variants to support the Erlang custom tag.
    # Use:  - import: scope:text.html.erlang#tag-erlang
    - match: (<)((?i:erl))(?={{break_char}})
      captures:
        1: punctuation.definition.tag.begin.html
        2: entity.name.tag.erl.html
      push: [tag-erlang-body, tag-erlang-attributes]

###[ PRIVATE CONTEXTS ]#######################################################

  tag-erlang-attributes:
    - meta_scope: meta.tag.erl.begin.html
    - include: scope:text.html.basic#tag-end
    - include: scope:text.html.basic#tag-attributes

  tag-erlang-body:
    - match: (</)((?i:erl))(?={{break_char}})
      captures:
        1: punctuation.definition.tag.begin.html
        2: entity.name.tag.erl.html
      set:
        - meta_scope: meta.tag.erl.end.html
        - include: scope:text.html.basic#tag-end
        - match: '[^{{break_char}}]+'
          scope: invalid.illegal.attributes-unexpected.html
    - match: ''
      embed: scope:source.erlang#statements
      embed_scope: source.erlang.embedded.html
      escape: (?=</(?i:erl){{break_char}})