def lock_in_subs
if @default_subs
default_subs = @default_subs
else
case @content_model
when :simple
default_subs = SUBS[:normal]
when :verbatim
if @context == :listing || (@context == :literal && !(option? 'listparagraph'))
default_subs = SUBS[:verbatim]
elsif @context == :verse
default_subs = SUBS[:normal]
else
default_subs = SUBS[:basic]
end
when :raw
if @context == :stem
default_subs = SUBS[:basic]
else
default_subs = SUBS[:pass]
end
else
return
end
end
if (custom_subs = @attributes['subs'])
@subs = resolve_block_subs custom_subs, default_subs, @context
else
@subs = default_subs.dup
end
if @context == :listing && @style == 'source' && @attributes['language'] &&
@document.basebackend?('html') && SUB_HIGHLIGHT.include?(@document.attributes['source-highlighter'])
@subs = @subs.map {|sub| sub == :specialcharacters ? :highlight : sub }
end
end