The separator between any key/value relationship. (= in [key="value"])

    punctuation.delimiter.assignment

The start and end of a block comment. (/**/ in [/* comment */])

    punctuation.delimiter.comment

Marks the borders between columns in markup tables. (| in [|col|col|col|])

    punctuation.delimiter.column

Marks the start and end point of embedded languages, such as PHP inside HTML. (<%%> in [<% value %>])

    punctuation.delimiter.embedded

Marks the start and end of a function block. ({} in [function {}])

    punctuation.delimiter.function

Marks the borders between columns in markup tables. (+- in [+----+----+])

    punctuation.delimiter.row

Marks the start and end of a section of code, such as a CSS rule. ({} in [html {}])

    punctuation.delimiter.section

Marks the start and end of a tag, such as an HTML tag. (</> in [<tag></tag>])

    punctuation.delimiter.tag

The start of a comment that only spans a line with no end delimiter. (# in [# comment])

    punctuation.marker.comment

Denotes the start of a header element. (## in [## Header Level 2 ##])

    punctuation.marker.header

Denotes the difference between a regular link and an image link. (! in [![Alt text][url]])

    punctuation.marker.image

Marks the start of some sort of item, for instance a list in Markdown. (* in [* List item])

    punctuation.marker.item

The start of a blockquoted paragraph. (> in [> Text])

    punctuation.marker.quote

Any set of parentheses used to group items, such as in a regexp. (() in [(?=")])

    punctuation.parenthesis

Any set of delimeters for string.quoted.*

    punctuation.quote

Mainly for separating arguments in functions. (, in [function(arg,arg)])

    punctuation.separator.comma

Any character that denotes the end of a statement when there was no starting delimiter. (; in [print "foo\n";])

    punctuation.terminator.statement

Delimiter Singular

	function(arg, arg)		[,]
	key: value;				[:]
	key="value"				[=]

Delimiter Pairs

    html > body { }         [{}]
    /* comment */           [/**/]
    |table|                 [|]
    +-------------+         [+-]
    <% variable %>          [<%%>]
    <tag></tag>             [</>]