# 0: a "end of the list", "current node", "bottommost", "last"
+# browser
+# note: to get this to run outside a browser, you'll have to write a native
+# implementation of decode_named_char_ref()
+unless module?.exports?
+ window.wheic = {}
+ module = exports: window.wheic
# Each node is an obect of the Node class. Here are the Node types:
TYPE_TAG = 0 # name, {attributes}, [children]
@children = args.children ? []
@namespace = args.namespace ? NS_HTML
@parent = args.parent ? null
+ @token = args.token ? null
if args.id?
@id = "#{args.id}+"
else
# WARNING this doesn't work right on open tags that are still being parsed
attrs = {}
attrs[k] = v for k, v of @attrs
- return new Node @type, name: @name, text: @text, attrs: attrs, namespace: @namespace, id: @id
+ return new Node @type, name: @name, text: @text, attrs: attrs, namespace: @namespace, id: @id, token: @token
acknowledge_self_closing: ->
- @flag 'did_self_close', true
+ if @token?
+ @token.flag 'did_self_close'
+ else
+ @flag 'did_self_close', true
flag: ->
# fixfull
serialize: (shallow = false, show_ids = false) -> # for unit tests
# http://www.w3.org/TR/html5/infrastructure.html#space-character
space_chars = "\u0009\u000a\u000c\u000d\u0020"
+is_space = (txt) ->
+ return txt.length is 1 and space_chars.indexOf(txt) > -1
+is_space_tok = (t) ->
+ return t.type is TYPE_TEXT && t.text.length is 1 and space_chars.indexOf(t.text) > -1
# https://en.wikipedia.org/wiki/Whitespace_character#Unicode
whitespace_chars = "\u0009\u000a\u000b\u000c\u000d\u0020\u0085\u00a0\u1680\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200a\u2028\u2029\u202f\u205f\u3000"
}
el_is_special = (e) ->
- return special_elements[e.name]?
- # FIXME it should really be:
- #return special_elements[e.name] is e.namespace
+ return special_elements[e.name] is e.namespace
# decode_named_char_ref()
#
parse_html = (txt, parse_error_cb = null) ->
cur = 0 # index of next char in txt to be parsed
- # declare tree and tokenizer variables so they're in scope below
- tree = null
+ # declare doc and tokenizer variables so they're in scope below
+ doc = null
open_els = null # stack of open elements
afe = null # active formatting elements
template_insertion_modes = null
form_element_pointer = null
temporary_buffer = null
pending_table_character_tokens = null
+ head_element_pointer = null
+ flag_fragment_parsing = null
+
+ stop_parsing = ->
+ flag_parsing = false
parse_error = ->
if parse_error_cb?
return false
return false
+ clear_to_table_stopers = {
+ 'table': true
+ 'template': true
+ 'html': true
+ }
+ clear_stack_to_table_context = ->
+ loop
+ if clear_to_table_stopers[open_els[0].name]?
+ break
+ open_els.shift()
+ return
+ clear_to_table_body_stopers = {
+ 'tbody': true
+ 'tfoot': true
+ 'thead': true
+ 'template': true
+ 'html': true
+ }
+ clear_stack_to_table_body_context = ->
+ loop
+ if clear_to_table_body_stopers[open_els[0].name]?
+ break
+ open_els.shift()
+ return
+ clear_to_table_row_stopers = {
+ 'tr': true
+ 'template': true
+ 'html': true
+ }
+ clear_stack_to_table_row_context = ->
+ loop
+ if clear_to_table_row_stopers[open_els[0].name]?
+ break
+ open_els.shift()
+ return
+ clear_afe_to_marker = ->
+ loop
+ el = afe.shift()
+ if el.type is TYPE_AFE_MARKER
+ return
+
# 8.2.3.1 ...
# http://www.w3.org/TR/html5/syntax.html#reset-the-insertion-mode-appropriately
reset_insertion_mode = ->
# http://www.w3.org/TR/html5/syntax.html#unclosed-formatting-elements
adoption_agency = (subject) ->
debug_log "adoption_agency()"
- debug_log "tree: #{serialize_els tree.children, false, true}"
+ debug_log "tree: #{serialize_els doc.children, false, true}"
debug_log "open_els: #{serialize_els open_els, true, true}"
debug_log "afe: #{serialize_els afe, true, true}"
if open_els[0].name is subject
break
node = node_next ? node_above
debug_log "inner loop #{inner}"
- debug_log "tree: #{serialize_els tree.children, false, true}"
+ debug_log "tree: #{serialize_els doc.children, false, true}"
debug_log "open_els: #{serialize_els open_els, true, true}"
debug_log "afe: #{serialize_els afe, true, true}"
debug_log "ca: #{ca.name}##{ca.id} children: #{serialize_els ca.children, true, true}"
# at the appropriate place for inserting a node, but using common
# ancestor as the override target.
- # JASON: In the case where fe is immediately followed by fb:
+ # In the case where fe is immediately followed by fb:
# * inner loop exits out early (node==fe)
# * last_node is fb
# * last_node is still in the tree (not a duplicate)
debug_log "fe: #{fe.name}##{fe.id} children: #{serialize_els fe.children, true, true}"
debug_log "fb: #{fb.name}##{fb.id} children: #{serialize_els fb.children, true, true}"
debug_log "last_node: #{last_node.name}##{last_node.id} children: #{serialize_els last_node.children, true, true}"
- debug_log "tree: #{serialize_els tree.children, false, true}"
+ debug_log "tree: #{serialize_els doc.children, false, true}"
debug_log "insert"
debug_log "fe: #{fe.name}##{fe.id} children: #{serialize_els fe.children, true, true}"
debug_log "fb: #{fb.name}##{fb.id} children: #{serialize_els fb.children, true, true}"
debug_log "last_node: #{last_node.name}##{last_node.id} children: #{serialize_els last_node.children, true, true}"
- debug_log "tree: #{serialize_els tree.children, false, true}"
+ debug_log "tree: #{serialize_els doc.children, false, true}"
# 15. Create an element for the token for which formatting element
# was created, in the HTML namespace, with furthest block as the
break
# 20. Jump back to the step labeled outer loop.
debug_log "done wrapping fb's children. new_element: #{new_element.name}##{new_element.id}"
- debug_log "tree: #{serialize_els tree.children, false, true}"
+ debug_log "tree: #{serialize_els doc.children, false, true}"
debug_log "open_els: #{serialize_els open_els, true, true}"
debug_log "afe: #{serialize_els afe, true, true}"
debug_log "AAA DONE"
while t.attrs_a.length
a = t.attrs_a.pop()
attrs[a[0]] = a[1] # TODO check what to do with dupilcate attrs
- el = new Node TYPE_TAG, name: t.name, namespace: namespace, attrs: attrs
+ el = new Node TYPE_TAG, name: t.name, namespace: namespace, attrs: attrs, token: t
# TODO 2. If the newly created element has an xmlns attribute in the
# XMLNS namespace whose value is not exactly the same as the element's
while end_tag_implied[open_els[0].name] and open_els[0].name isnt except
open_els.shift()
+ # 8.2.5.4 The rules for parsing tokens in HTML content
+ # http://www.w3.org/TR/html5/syntax.html#parsing-main-inhtml
+
+ # 8.2.5.4.1 The "initial" insertion mode
+ # http://www.w3.org/TR/html5/syntax.html#the-initial-insertion-mode
+ ins_mode_initial = (t) ->
+ if is_space_tok t
+ return
+ if t.type is TYPE_COMMENT
+ # fixfull this is supposed to be "the last child of the document object"
+ doc.children.push t
+ return
+ if t.type is TYPE_DOCTYPE
+ # fixfull
+ t.name = 'html'
+ doc.children.push t
+ insertion_mode = ins_mode_before_html
+ return
+ # Anything else
+ #fixfull (iframe, quirks)
+ insertion_mode = ins_mode_before_html
+ insertion_mode t # reprocess the token
+ return
+
+ # 8.2.5.4.2 http://www.w3.org/TR/html5/syntax.html#the-before-html-insertion-mode
+ ins_mode_before_html = (t) ->
+ if t.type is TYPE_DOCTYPE
+ parse_error()
+ return
+ if t.type is TYPE_COMMENT
+ doc.children.push t
+ return
+ if is_space_tok t
+ return
+ if t.type is TYPE_START_TAG and t.name is 'html'
+ el = token_to_element t, NS_HTML, doc
+ open_els.unshift(el)
+ # fixfull (big paragraph in spec about manifest, fragment, urls, etc)
+ insertion_mode = ins_mode_before_head
+ return
+ if t.type is TYPE_END_TAG
+ if t.name is 'head' or t.name is 'body' or t.name is 'html' or t.name is 'br'
+ # fall through to "anything else"
+ else
+ parse_error()
+ return
+ # Anything else
+ html_tok = new_open_tag 'html'
+ el = token_to_element html_tok, NS_HTML, doc
+ doc.children.push el
+ open_els.unshift el
+ # ?fixfull browsing context
+ insertion_mode = ins_mode_before_head
+ insertion_mode t
+ return
+
+ # 8.2.5.4.3 http://www.w3.org/TR/html5/syntax.html#the-before-head-insertion-mode
+ ins_mode_before_head = (t) ->
+ if is_space_tok t
+ return
+ if t.type is TYPE_COMMENT
+ insert_comment t
+ return
+ if t.type is TYPE_DOCTYPE
+ parse_error()
+ return
+ if t.type is TYPE_START_TAG and t.name is 'html'
+ ins_mode_in_body t
+ return
+ if t.type is TYPE_START_TAG and t.name is 'head'
+ el = insert_html_element t
+ head_element_pointer = el
+ insertion_mode = ins_mode_in_head
+ if t.type is TYPE_END_TAG
+ if t.name is 'head' or t.name is 'body' or t.name is 'html' or t.name is 'br'
+ # fall through to Anything else below
+ else
+ parse_error()
+ return
+ # Anything else
+ head_tok = new_open_tag 'head'
+ el = insert_html_element head_tok
+ head_element_pointer = el
+ insertion_mode = ins_mode_in_head
+ insertion_mode t # reprocess current token
+
# 8.2.5.4.4 http://www.w3.org/TR/html5/syntax.html#parsing-main-inhead
ins_mode_in_head_else = (t) -> # factored out for same-as-spec flow control
open_els.shift() # spec says this will be a 'head' node
if t.type is TYPE_START_TAG and (t.name is 'base' or t.name is 'basefont' or t.name is 'bgsound' or t.name is 'link')
el = insert_html_element t
open_els.shift()
- el.acknowledge_self_closing()
+ t.acknowledge_self_closing()
return
if t.type is TYPE_START_TAG and t.name is 'meta'
el = insert_html_element t
open_els.shift()
- el.acknowledge_self_closing()
+ t.acknowledge_self_closing()
# fixfull encoding stuff
return
if t.type is TYPE_START_TAG and t.name is 'title'
else
parse_error()
return
- if (t.type is TYPE_OPEN_TAG and t.name is 'head') or t.type is TYPE_END_TAG
+ if (t.type is TYPE_START_TAG and t.name is 'head') or t.type is TYPE_END_TAG
parse_error()
return
ins_mode_in_head_else t
+
+ # 8.2.5.4.5 http://www.w3.org/TR/html5/syntax.html#parsing-main-inheadnoscript
+ ins_mode_in_head_noscript = (t) ->
+ # FIXME ?fixfull
+ console.log "ins_mode_in_head_noscript unimplemented"
+
+ # 8.2.5.4.6 http://www.w3.org/TR/html5/syntax.html#the-after-head-insertion-mode
+ ins_mode_after_head_else = (t) ->
+ body_tok = new_open_tag 'body'
+ insert_html_element body_tok
+ insertion_mode = ins_mode_in_body
+ insertion_mode t # reprocess token
+ return
+ ins_mode_after_head = (t) ->
+ if is_space_tok t
+ insert_character t
+ return
+ if t.type is TYPE_COMMENT
+ insert_comment t
+ return
+ if t.type is TYPE_DOCTYPE
+ parse_error()
+ return
+ if t.type is TYPE_START_TAG and t.name is 'html'
+ ins_mode_in_body t
+ return
+ if t.type is TYPE_START_TAG and t.name is 'body'
+ insert_html_element t
+ flag_frameset_ok = false
+ insertion_mode = ins_mode_in_body
+ return
+ if t.type is TYPE_START_TAG and t.name is 'frameset'
+ insert_html_element t
+ insertion_mode = ins_mode_in_frameset
+ return
+ if t.type is TYPE_START_TAG and (t.name is 'base' or t.name is 'basefont' or t.name is 'bgsound' or t.name is 'link' or t.name is 'meta' or t.name is 'noframes' or t.name is 'script' or t.name is 'style' or t.name is 'template' or t.name is 'title')
+ parse_error()
+ open_els.unshift head_element_pointer
+ ins_mode_in_head t
+ for el, i of open_els
+ if el is head_element_pointer
+ open_els.splice i, 1
+ return
+ console.log "warning: 23904 couldn't find head element in open_els"
+ return
+ if t.type is TYPE_END_TAG and t.name is 'template'
+ ins_mode_in_head t
+ return
+ if t.type is TYPE_END_TAG and (t.name is 'body' or t.name is 'html' or t.name is 'br')
+ ins_mode_after_head_else t
+ return
+ if (t.type is TYPE_START_TAG and t.name is 'head') or t.type is TYPE_END_TAG
+ parse_error()
+ return
+ # Anything else
+ ins_mode_after_head_else t
# 8.2.5.4.7 http://www.w3.org/TR/html5/syntax.html#parsing-main-inbody
in_body_any_other_end_tag = (name) -> # factored out because adoption agency calls it
parse_error()
break
# TODO stack of template insertion modes thing
- flag_parsing = false # stop parsing
+ stop_parsing()
when TYPE_END_TAG
switch t.name
when 'body'
flag_foster_parenting = true # FIXME
ins_mode_in_body t
flag_foster_parenting = false
- can_in_table = {
+ can_in_table = { # FIXME do this inline like everywhere else
'table': true
'tbody': true
'tfoot': true
'thead': true
'tr': true
}
- clear_to_table_stopers = {
- 'table': true
- 'template': true
- 'html': true
- }
- clear_stack_to_table_context = ->
- loop
- if clear_to_table_stopers[open_els[0].name]?
- break
- open_els.shift()
- return
- clear_to_table_body_stopers = {
- 'tbody': true
- 'tfoot': true
- 'thead': true
- 'template': true
- 'html': true
- }
- clear_stack_to_table_body_context = ->
- loop
- if clear_to_table_body_stopers[open_els[0].name]?
- break
- open_els.shift()
- return
- clear_to_table_row_stopers = {
- 'tr': true
- 'template': true
- 'html': true
- }
- clear_stack_to_table_row_context = ->
- loop
- if clear_to_table_row_stopers[open_els[0].name]?
- break
- open_els.shift()
- return
- clear_afe_to_marker = ->
- loop
- el = afe.shift()
- if el.type is TYPE_AFE_MARKER
- return
# 8.2.5.4.8 http://www.w3.org/TR/html5/syntax.html#parsing-main-incdata
ins_mode_text = (t) ->
parse_error()
el = insert_html_element t
open_els.shift()
- el.acknowledge_self_closing()
+ t.acknowledge_self_closing()
when 'form'
parse_error()
if form_element_pointer?
# Anything else
all_space = true
for old in pending_table_character_tokens
- unless space_chars.indexOf(old.text) > -1
+ unless is_space_tok old
all_space = false
break
if all_space
# 8.2.5.4.12 http://www.w3.org/TR/html5/syntax.html#parsing-main-incolgroup
ins_mode_in_column_group = (t) ->
- if t.type is TYPE_TEXT and space_chars.indexOf(t.text) > -1
+ if is_space_tok t
insert_character t
return
if t.type is TYPE_COMMENT
if t.type is TYPE_START_TAG and t.name is 'col'
el = insert_html_element t
open_els.shift()
- el.acknowledge_self_closing()
+ t.acknowledge_self_closing()
return
if t.type is TYPE_END_TAG and t.name is 'colgroup'
if open_els[0].name is 'colgroup'
# Anything Else
ins_mode_in_body t
+ # 8.2.5.4.16 http://www.w3.org/TR/html5/syntax.html#parsing-main-inselect
+ ins_mode_in_select = (t) ->
+ if t.type is TYPE_TEXT and t.text is "\u0000"
+ parse_error()
+ return
+ if t.type is TYPE_TEXT
+ insert_character t
+ return
+ if t.type is TYPE_COMMENT
+ insert_comment t
+ return
+ if t.type is TYPE_DOCTYPE
+ parse_error()
+ return
+ if t.type is TYPE_START_TAG and t.name is 'html'
+ ins_mode_in_body t
+ return
+ if t.type is TYPE_START_TAG and t.name is 'option'
+ if open_els[0].name is 'option'
+ open_els.shift()
+ insert_html_element t
+ return
+ if t.type is TYPE_START_TAG and t.name is 'optgroup'
+ if open_els[0].name is 'option'
+ open_els.shift()
+ if open_els[0].name is 'optgroup'
+ open_els.shift()
+ insert_html_element t
+ return
+ if t.type is TYPE_END_TAG and t.name is 'optgroup'
+ if open_els[0].name is 'option' and open_els[1].name is 'optgroup'
+ open_els.shift()
+ if open_els[0].name is 'optgroup'
+ open_els.shift()
+ else
+ parse_error()
+ return
+ if t.type is TYPE_END_TAG and t.name is 'option'
+ if open_els[0].name is 'option'
+ open_els.shift()
+ else
+ parse_error()
+ return
+ if t.type is TYPE_END_TAG and t.name is 'select'
+ if is_in_select_scope 'select'
+ loop
+ el = open_els.shift()
+ if el.name is 'select'
+ break
+ reset_insertion_mode()
+ else
+ parse_error()
+ return
+ if t.type is TYPE_START_TAG and t.name is 'select'
+ parse_error()
+ loop
+ el = open_els.shift()
+ if el.name is 'select'
+ break
+ reset_insertion_mode()
+ # spec says that this is the same as </select> but it doesn't say
+ # to check scope first
+ return
+ if t.type is TYPE_START_TAG and (t.name is 'input' or t.name is 'keygen' or t.name is 'textarea')
+ parse_error()
+ if is_in_select_scope 'select'
+ return
+ loop
+ el = open_els.shift()
+ if el.name is 'select'
+ break
+ reset_insertion_mode()
+ insertion_mode t
+ return
+ if t.type is TYPE_START_TAG and (t.name is 'script' or t.name is 'template')
+ ins_mode_in_head t
+ return
+ if t.type is TYPE_EOF
+ ins_mode_in_body t
+ return
+ # Anything else
+ parse_error()
+ return
+
+ # 8.2.5.4.17 http://www.w3.org/TR/html5/syntax.html#parsing-main-inselectintable
+ ins_mode_in_select_in_table = (t) ->
+ if t.type is TYPE_START_TAG and (t.name is 'caption' or t.name is 'table' or t.name is 'tbody' or t.name is 'tfoot' or t.name is 'thead' or t.name is 'tr' or t.name is 'td' or t.name is 'th')
+ parse_error()
+ loop
+ el = open_els.shift()
+ if el.name is 'select'
+ break
+ reset_insertion_mode()
+ insertion_mode t
+ return
+ if t.type is TYPE_END_TAG and (t.name is 'caption' or t.name is 'table' or t.name is 'tbody' or t.name is 'tfoot' or t.name is 'thead' or t.name is 'tr' or t.name is 'td' or t.name is 'th')
+ parse_error()
+ unless is_in_table_scope t.name, NS_HTML
+ return
+ loop
+ el = open_els.shift()
+ if el.name is 'select'
+ break
+ reset_insertion_mode()
+ insertion_mode t
+ return
+ # Anything else
+ ins_mode_in_select t
+ return
+
+ # 8.2.5.4.18 http://www.w3.org/TR/html5/syntax.html#parsing-main-intemplate
+ ins_mode_in_template = (t) ->
+ if t.type is TYPE_TEXT or t.type is TYPE_COMMENT or t.type is TYPE_DOCTYPE
+ ins_mode_in_body t
+ return
+ if (t.type is TYPE_START_TAG and (t.name is 'base' or t.name is 'basefont' or t.name is 'bgsound' or t.name is 'link' or t.name is 'meta' or t.name is 'noframes' or t.name is 'script' or t.name is 'style' or t.name is 'template' or t.name is 'title')) or (t.type is TYPE_END_TAG and t.name is 'template')
+ ins_mode_in_head t
+ return
+ if t.type is TYPE_START_TAG and (t.name is 'caption' or t.name is 'colgroup' or t.name is 'tbody' or t.name is 'tfoot' or t.name is 'thead')
+ template_insertion_modes.shift()
+ template_insertion_modes.unshift ins_mode_in_table
+ insertion_mode = ins_mode_in_table
+ insertion_mode t
+ return
+ if t.type is TYPE_START_TAG and t.name is 'col'
+ template_insertion_modes.shift()
+ template_insertion_modes.unshift ins_mode_in_column_group
+ insertion_mode = ins_mode_in_column_group
+ insertion_mode t
+ return
+ if t.type is TYPE_START_TAG and t.name is 'tr'
+ template_insertion_modes.shift()
+ template_insertion_modes.unshift ins_mode_in_table_body
+ insertion_mode = ins_mode_in_table_body
+ insertion_mode t
+ return
+ if t.type is TYPE_START_TAG and (t.name is 'td' or t.name is 'th')
+ template_insertion_modes.shift()
+ template_insertion_modes.unshift ins_mode_in_row
+ insertion_mode = ins_mode_in_row
+ insertion_mode t
+ return
+ if t.type is TYPE_START_TAG
+ template_insertion_modes.shift()
+ template_insertion_modes.unshift ins_mode_in_body
+ insertion_mode = ins_mode_in_body
+ insertion_mode t
+ return
+ if t.type is TYPE_END_TAG
+ parse_error()
+ return
+ if t.type is EOF
+ unless template_tag_is_open()
+ stop_parsing()
+ return
+ parse_error()
+ loop
+ el = open_els.shift()
+ if el.name is 'template' # fixfull check namespace
+ break
+ clear_afe_to_marker()
+ template_insertion_modes.shift()
+ reset_insertion_mode()
+ insertion_mode t
+
+ # 8.2.5.4.19 http://www.w3.org/TR/html5/syntax.html#parsing-main-afterbody
+ ins_mode_after_body = (t) ->
+ if is_space_tok t
+ ins_mode_in_body t
+ return
+ if t.type is TYPE_COMMENT
+ insert_comment t, [open_els[0], open_els[0].children.length]
+ return
+ if t.type is TYPE_DOCTYPE
+ parse_error()
+ return
+ if t.type is TYPE_START_TAG and t.name is 'html'
+ ins_mode_in_body t
+ return
+ if t.type is TYPE_END_TAG and t.name is 'html'
+ # fixfull fragment case
+ insertion_mode = ins_mode_after_after_body
+ return
+ if t.type is TYPE_EOF
+ stop_parsing()
+ return
+ # Anything ELse
+ parse_error()
+ insertion_mode = ins_mode_in_body
+ insertion_mode t
+
+ # 8.2.5.4.20 http://www.w3.org/TR/html5/syntax.html#parsing-main-inframeset
+ ins_mode_in_frameset = (t) ->
+ if is_space_tok t
+ insert_character t
+ return
+ if t.type is TYPE_COMMENT
+ insert_comment t
+ return
+ if t.type is TYPE_DOCTYPE
+ parse_error()
+ return
+ if t.type is TYPE_START_TAG and t.name is 'html'
+ ins_mode_in_body t
+ return
+ if t.type is TYPE_START_TAG and t.name is 'frameset'
+ insert_html_element t
+ return
+ if t.type is TYPE_END_TAG and t.name is 'frameset'
+ # TODO ?correct for: "if the current node is the root html element"
+ if open_els.length is 1
+ parse_error()
+ return # fragment case
+ open_els.shift()
+ if flag_fragment_parsing is false and open_els[0].name isnt 'frameset'
+ insertion_mode = ins_mode_after_frameset
+ return
+ if t.type is TYPE_START_TAG and t.name is 'frame'
+ insert_html_element t
+ open_els.shift()
+ t.acknowledge_self_closing()
+ return
+ if t.type is TYPE_START TAG and t.name is 'noframes'
+ ins_mode_in_head t
+ return
+ if t.type is TYPE_EOF
+ # TODO ?correct for: "if the current node is not the root html element"
+ if open_els.length isnt 1
+ parse_error()
+ stop_parsing()
+ return
+ # Anything else
+ parse_error()
+ return
+
+ # 8.2.5.4.21 http://www.w3.org/TR/html5/syntax.html#parsing-main-afterframeset
+ ins_mode_after_frameset = (t) ->
+ if is_space_tok t
+ insert_character t
+ return
+ if t.type is TYPE_COMMENT
+ insert_comment t
+ return
+ if t.type is TYPE_DOCTYPE
+ parse_error()
+ return
+ if t.type is TYPE_START_TAG and t.name is 'html'
+ ins_mode_in_body t
+ return
+ if t.type is TYPE_END_TAG and t.name is 'html'
+ insert_mode = ins_mode_after_after_frameset
+ return
+ if t.type is TYPE_START_TAG and t.name is 'noframes'
+ ins_mode_in_head t
+ return
+ if t.type is TYPE_EOF
+ stop_parsing()
+ return
+ # Anything else
+ parse_error()
+ return
+
+ # 8.2.5.4.22 http://www.w3.org/TR/html5/syntax.html#the-after-after-body-insertion-mode
+ ins_mode_after_after_body = (t) ->
+ if t.type is TYPE_COMMENT
+ insert_comment t, [doc, doc.children.length]
+ return
+ if t.type is TYPE_DOCTYPE or is_space_tok(t) or (t.type is TYPE_START_TAG and t.name is 'html')
+ ins_mode_in_body t
+ return
+ if t.type is TYPE_EOF
+ stop_parsing()
+ return
+ # Anything else
+ parse_error()
+ insertion_mode = ins_mode_in_body
+ return
+
+ # 8.2.5.4.23 http://www.w3.org/TR/html5/syntax.html#the-after-after-frameset-insertion-mode
+ ins_mode_after_after_frameset = (t) ->
+ if t.type is TYPE_COMMENT
+ insert_comment t, [doc, doc.children.length]
+ return
+ if t.type is TYPE_DOCTYPE or is_space_tok(t) or (t.type is TYPE_START_TAG and t.name is 'html')
+ ins_mode_in_body t
+ return
+ if t.type is TYPE_EOF
+ stop_parsing()
+ return
+ if t.type is TYPE_START_TAG and t.name is 'noframes'
+ ins_mode_in_head t
+ return
+ # Anything else
+ parse_error()
+ return
+
+
+
+
+
# 8.2.4.1 http://www.w3.org/TR/html5/syntax.html#data-state
tok_state_data = ->
switch c = txt.charAt(cur++)
# tree constructor initialization
# see comments on TYPE_TAG/etc for the structure of this data
- tree = new Node TYPE_TAG, name: 'html', namespace: NS_HTML
- open_els = [tree]
+ doc = new Node TYPE_TAG, name: 'html', namespace: NS_HTML
+ open_els = [doc]
afe = [] # active formatting elements
template_insertion_modes = []
- insertion_mode = ins_mode_in_body
+ insertion_mode = ins_mode_initial
original_insertion_mode = insertion_mode # TODO check spec
flag_scripting = true # TODO might need an extra flag to get <noscript> to parse correctly
flag_frameset_ok = true
form_element_pointer = null
temporary_buffer = null
pending_table_character_tokens = []
+ head_element_pointer = null
+ flag_fragment_parsing = false # parser originally created as part of the html fragment parsing algorithm (fragment case)
# tokenizer initialization
tok_state = tok_state_data
t = tok_state()
if t?
insertion_mode t
- return tree.children
-
-# everything below is tests on the above
-test_equals = (description, output, expected_output) ->
- if output is expected_output
- console.log "passed." # don't say name, so smart consoles can merge all of these
- else
- console.log "FAILED: \"#{description}\""
- console.log " Expected: #{expected_output}"
- console.log " Actual: #{output}"
+ # fixfull parse error if has self-closing flag, but it wasn't acknolwedged
+ return doc.children
+
serialize_els = (els, shallow, show_ids) ->
serialized = ''
sep = ''
sep = ','
serialized += t.serialize shallow, show_ids
return serialized
-test_parser = (args) ->
- debug_log_reset()
- parse_errors = []
- errors_cb = (i) ->
- parse_errors.push i
- prev_node_id = 0 # reset counter
- parsed = parse_html args.html, errors_cb
- serialized = serialize_els parsed, false, false
- if serialized isnt args.expected
- debug_log_each (str) ->
- console.log str
- console.log "FAILED: \"#{args.name}\""
- console.log " Input: #{args.html}"
- console.log " Correct: #{args.expected}"
- console.log " Output: #{serialized}"
- if parse_errors.length > 0
- console.log " parse errs: #{JSON.stringify parse_errors}"
- else
- console.log " No parse errors"
- else
- console.log "passed \"#{args.name}\""
-
-test_parser name: "empty", \
- html: "",
- expected: ''
-test_parser name: "just text", \
- html: "abc",
- expected: 'text:"abc"'
-test_parser name: "named entity", \
- html: "a&1234",
- expected: 'text:"a&1234"'
-test_parser name: "broken named character references", \
- html: "1&2&&3&aabbcc;",
- expected: 'text:"1&2&&3&aabbcc;"'
-test_parser name: "numbered entity overrides", \
- html: "1€€ ƒ",
- expected: 'text:"1€€ ƒ"'
-test_parser name: "open tag", \
- html: "foo<span>bar",
- expected: 'text:"foo",tag:"span",{},[text:"bar"]'
-test_parser name: "open tag with attributes", \
- html: "foo<span style=\"foo: bar\" title=\"hi\">bar",
- expected: 'text:"foo",tag:"span",{"style":"foo: bar","title":"hi"},[text:"bar"]'
-test_parser name: "open tag with attributes of various quotings", \
- html: "foo<span abc=\"def\" g=hij klm='nopqrstuv\"' autofocus>bar",
- expected: 'text:"foo",tag:"span",{"abc":"def","autofocus":"","g":"hij","klm":"nopqrstuv\\""},[text:"bar"]'
-test_parser name: "attribute entity exceptions dq", \
- html: "foo<a href=\"foo?t=1&=2&o=3&lt=foo\">bar",
- expected: 'text:"foo",tag:"a",{"href":"foo?t=1&=2&o=3<=foo"},[text:"bar"]'
-test_parser name: "attribute entity exceptions sq", \
- html: "foo<a href='foo?t=1&=2&o=3&lt=foo'>bar",
- expected: 'text:"foo",tag:"a",{"href":"foo?t=1&=2&o=3<=foo"},[text:"bar"]'
-test_parser name: "attribute entity exceptions uq", \
- html: "foo<a href=foo?t=1&=2&o=3&lt=foo>bar",
- expected: 'text:"foo",tag:"a",{"href":"foo?t=1&=2&o=3<=foo"},[text:"bar"]'
-test_parser name: "matching closing tags", \
- html: "foo<a href=\"hi\">hi</a><div>1<div>foo</div>2</div>bar",
- expected: 'text:"foo",tag:"a",{"href":"hi"},[text:"hi"],tag:"div",{},[text:"1",tag:"div",{},[text:"foo"],text:"2"],text:"bar"'
-test_parser name: "missing closing tag inside", \
- html: "foo<div>bar<span>baz</div>qux",
- expected: 'text:"foo",tag:"div",{},[text:"bar",tag:"span",{},[text:"baz"]],text:"qux"'
-test_parser name: "mis-matched closing tags", \
- html: "<span>12<div>34</span>56</div>78",
- expected: 'tag:"span",{},[text:"12",tag:"div",{},[text:"3456"],text:"78"]'
-test_parser name: "mis-matched formatting elements", \
- html: "12<b>34<i>56</b>78</i>90",
- expected: 'text:"12",tag:"b",{},[text:"34",tag:"i",{},[text:"56"]],tag:"i",{},[text:"78"],text:"90"'
-test_parser name: "8.2.8.1 Misnested tags: <b><i></b></i>", \
- html: '<p>1<b>2<i>3</b>4</i>5</p>',
- expected: 'tag:"p",{},[text:"1",tag:"b",{},[text:"2",tag:"i",{},[text:"3"]],tag:"i",{},[text:"4"],text:"5"]'
-test_parser name: "8.2.8.2 Misnested tags: <b><p></b></p>", \
- html: '<b>1<p>2</b>3</p>',
- expected: 'tag:"b",{},[text:"1"],tag:"p",{},[tag:"b",{},[text:"2"],text:"3"]'
-test_parser name: "crazy formatting elements test", \
- html: "<b><i><a><s><tt><div></b>first</b></div></tt></s></a>second</i>",
- # chrome does this: expected: 'tag:"b",{},[tag:"i",{},[tag:"a",{},[tag:"s",{},[tag:"tt",{},[]]],text:"second"]],tag:"a",{},[tag:"s",{},[tag:"tt",{},[tag:"div",{},[tag:"b",{},[],text:"first"]]]]'
- # firefox does this:
- expected: 'tag:"b",{},[tag:"i",{},[tag:"a",{},[tag:"s",{},[tag:"tt",{},[]]]]],tag:"a",{},[tag:"s",{},[tag:"tt",{},[tag:"div",{},[tag:"b",{},[],text:"first"]]]],text:"second"'
-# tests from https://github.com/html5lib/html5lib-tests/blob/master/tree-construction/adoption01.dat
-test_parser name: "html5lib aaa 1", \
- html: '<a><p></a></p>',
- expected: 'tag:"a",{},[],tag:"p",{},[tag:"a",{},[]]'
-test_parser name: "html5lib aaa 2", \
- html: '<a>1<p>2</a>3</p>',
- expected: 'tag:"a",{},[text:"1"],tag:"p",{},[tag:"a",{},[text:"2"],text:"3"]'
-test_parser name: "html5lib aaa 3", \
- html: '<a>1<button>2</a>3</button>',
- expected: 'tag:"a",{},[text:"1"],tag:"button",{},[tag:"a",{},[text:"2"],text:"3"]'
-test_parser name: "html5lib aaa 4", \
- html: '<a>1<b>2</a>3</b>',
- expected: 'tag:"a",{},[text:"1",tag:"b",{},[text:"2"]],tag:"b",{},[text:"3"]'
-test_parser name: "html5lib aaa 5 (two divs deep)", \
- html: '<a>1<div>2<div>3</a>4</div>5</div>',
- expected: 'tag:"a",{},[text:"1"],tag:"div",{},[tag:"a",{},[text:"2"],tag:"div",{},[tag:"a",{},[text:"3"],text:"4"],text:"5"]'
-test_parser name: "html5lib aaa 6 (foster parenting)", \
- html: '<table><a>1<p>2</a>3</p>',
- expected: 'tag:"a",{},[text:"1"],tag:"p",{},[tag:"a",{},[text:"2"],text:"3"],tag:"table",{},[]'
-test_parser name: "html5lib aaa 7 (aaa, eof) 1", \
- html: '<b><b><a><p></a>',
- expected: 'tag:"b",{},[tag:"b",{},[tag:"a",{},[],tag:"p",{},[tag:"a",{},[]]]]'
-test_parser name: "html5lib aaa 8 (aaa, eof) 2", \
- html: '<b><a><b><p></a>',
- expected: 'tag:"b",{},[tag:"a",{},[tag:"b",{},[]],tag:"b",{},[tag:"p",{},[tag:"a",{},[]]]]'
-test_parser name: "html5lib aaa 9 (aaa, eof) 3", \
- html: '<a><b><b><p></a>',
- expected: 'tag:"a",{},[tag:"b",{},[tag:"b",{},[]]],tag:"b",{},[tag:"b",{},[tag:"p",{},[tag:"a",{},[]]]]'
-test_parser name: "html5lib aaa 10 (formatting, nesting, attrs, aaa)", \
- html: '<p>1<s id="A">2<b id="B">3</p>4</s>5</b>',
- expected: 'tag:"p",{},[text:"1",tag:"s",{"id":"A"},[text:"2",tag:"b",{"id":"B"},[text:"3"]]],tag:"s",{"id":"A"},[tag:"b",{"id":"B"},[text:"4"]],tag:"b",{"id":"B"},[text:"5"]'
-test_parser name: "html5lib aaa 11 (table with foster parenting, formatting el and td)", \
- html: '<table><a>1<td>2</td>3</table>',
- expected: 'tag:"a",{},[text:"1"],tag:"a",{},[text:"3"],tag:"table",{},[tag:"tbody",{},[tag:"tr",{},[tag:"td",{},[text:"2"]]]]'
-test_parser name: "html5lib aaa 12 (table with foster parenting, split text)", \
- html: '<table>A<td>B</td>C</table>',
- expected: 'text:"AC",tag:"table",{},[tag:"tbody",{},[tag:"tr",{},[tag:"td",{},[text:"B"]]]]'
-# TODO implement svg and namespacing
-#test_parser name: "html5lib aaa 13 (svg tr input)", \
-# html: '<a><svg><tr><input></a>',
-# expected: 'tag:"a",{},[svg:"svg",{},[svg:"tr",{},[svg:"input"]]]'
-test_parser name: "html5lib aaa 14 (deep ?outer aaa)", \
- html: '<div><a><b><div><div><div><div><div><div><div><div><div><div></a>',
- expected: 'tag:"div",{},[tag:"a",{},[tag:"b",{},[]],tag:"b",{},[tag:"div",{},[tag:"a",{},[],tag:"div",{},[tag:"a",{},[],tag:"div",{},[tag:"a",{},[],tag:"div",{},[tag:"a",{},[],tag:"div",{},[tag:"a",{},[],tag:"div",{},[tag:"a",{},[],tag:"div",{},[tag:"a",{},[],tag:"div",{},[tag:"a",{},[tag:"div",{},[tag:"div",{},[]]]]]]]]]]]]]'
-test_parser name: "html5lib aaa 15 (deep ?inner aaa)", \
- html: '<div><a><b><u><i><code><div></a>',
- expected: 'tag:"div",{},[tag:"a",{},[tag:"b",{},[tag:"u",{},[tag:"i",{},[tag:"code",{},[]]]]],tag:"u",{},[tag:"i",{},[tag:"code",{},[tag:"div",{},[tag:"a",{},[]]]]]]'
-test_parser name: "html5lib aaa 16 (correctly nested 4b)", \
- html: '<b><b><b><b>x</b></b></b></b>y',
- expected: 'tag:"b",{},[tag:"b",{},[tag:"b",{},[tag:"b",{},[text:"x"]]]],text:"y"'
-test_parser name: "html5lib aaa 17 (formatting, implied /p, noah's ark)", \
- html: '<p><b><b><b><b><p>x',
- expected: 'tag:"p",{},[tag:"b",{},[tag:"b",{},[tag:"b",{},[tag:"b",{},[]]]]],tag:"p",{},[tag:"b",{},[tag:"b",{},[tag:"b",{},[text:"x"]]]]'
-test_parser name: "variation on html5lib aaa 17 (with attributes in various orders)", \
- html: '<p><b c="d" e="f"><b e="f" c="d"><b e="f" c="d"><b c="d" e="f"><p>x',
- expected: 'tag:"p",{},[tag:"b",{"c":"d","e":"f"},[tag:"b",{"c":"d","e":"f"},[tag:"b",{"c":"d","e":"f"},[tag:"b",{"c":"d","e":"f"},[]]]]],tag:"p",{},[tag:"b",{"c":"d","e":"f"},[tag:"b",{"c":"d","e":"f"},[tag:"b",{"c":"d","e":"f"},[text:"x"]]]]'
-test_parser name: "junk after attribute close-quote", \
- html: '<p><b c="d", e="f">foo<p>x',
- expected: 'tag:"p",{},[tag:"b",{",":"","c":"d","e":"f"},[text:"foo"]],tag:"p",{},[tag:"b",{",":"","c":"d","e":"f"},[text:"x"]]'
-test_parser name: "html5lib aaa02 1", \
- html: '<b>1<i>2<p>3</b>4',
- expected: 'tag:"b",{},[text:"1",tag:"i",{},[text:"2"]],tag:"i",{},[tag:"p",{},[tag:"b",{},[text:"3"],text:"4"]]'
-test_parser name: "html5lib aaa02 2", \
- html: '<a><div><style></style><address><a>',
- expected: 'tag:"a",{},[],tag:"div",{},[tag:"a",{},[tag:"style",{},[]],tag:"address",{},[tag:"a",{},[],tag:"a",{},[]]]'
-test_parser name: "html5lib tables 1", \
- html: '<table><th>',
- expected: 'tag:"table",{},[tag:"tbody",{},[tag:"tr",{},[tag:"th",{},[]]]]'
-test_parser name: "html5lib tables 2", \
- html: '<table><td>',
- expected: 'tag:"table",{},[tag:"tbody",{},[tag:"tr",{},[tag:"td",{},[]]]]'
-test_parser name: "html5lib tables 3", \
- html: "<table><col foo='bar'>",
- expected: 'tag:"table",{},[tag:"colgroup",{},[tag:"col",{"foo":"bar"},[]]]'
-test_parser name: "html5lib tables 4", \
- html: '<table><colgroup></html>foo',
- expected: 'text:"foo",tag:"table",{},[tag:"colgroup",{},[]]'
-test_parser name: "html5lib tables 5", \
- html: '<table></table><p>foo',
- expected: 'tag:"table",{},[],tag:"p",{},[text:"foo"]'
-test_parser name: "html5lib tables 6", \
- html: '<table></body></caption></col></colgroup></html></tbody></td></tfoot></th></thead></tr><td>',
- expected: 'tag:"table",{},[tag:"tbody",{},[tag:"tr",{},[tag:"td",{},[]]]]'
-test_parser name: "html5lib tables 7", \
- html: '<table><select><option>3</select></table>',
- expected: 'tag:"select",{},[tag:"option",{},[text:"3"]],tag:"table",{},[]'
-test_parser name: "html5lib tables 8", \
- html: '<table><select><table></table></select></table>',
- expected: 'tag:"select",{},[],tag:"table",{},[],tag:"table",{},[]'
-test_parser name: "html5lib tables 9", \
- html: '<table><select></table>',
- expected: 'tag:"select",{},[],tag:"table",{},[]'
-test_parser name: "html5lib tables 10", \
- html: '<table><select><option>A<tr><td>B</td></tr></table>',
- expected: 'tag:"select",{},[tag:"option",{},[text:"A"]],tag:"table",{},[tag:"tbody",{},[tag:"tr",{},[tag:"td",{},[text:"B"]]]]'
-test_parser name: "html5lib tables 11", \
- html: '<table><td></body></caption></col></colgroup></html>foo',
- expected: 'tag:"table",{},[tag:"tbody",{},[tag:"tr",{},[tag:"td",{},[text:"foo"]]]]'
-test_parser name: "html5lib tables 12", \
- html: '<table><td>A</table>B',
- expected: 'tag:"table",{},[tag:"tbody",{},[tag:"tr",{},[tag:"td",{},[text:"A"]]]],text:"B"'
-test_parser name: "html5lib tables 13", \
- html: '<table><tr><caption>',
- expected: 'tag:"table",{},[tag:"tbody",{},[tag:"tr",{},[]],tag:"caption",{},[]]'
-test_parser name: "html5lib tables 14", \
- html: '<table><tr></body></caption></col></colgroup></html></td></th><td>foo',
- expected: 'tag:"table",{},[tag:"tbody",{},[tag:"tr",{},[tag:"td",{},[text:"foo"]]]]'
-test_parser name: "html5lib tables 15", \
- html: '<table><td><tr>',
- expected: 'tag:"table",{},[tag:"tbody",{},[tag:"tr",{},[tag:"td",{},[]],tag:"tr",{},[]]]'
-test_parser name: "html5lib tables 16", \
- html: '<table><td><button><td>',
- expected: 'tag:"table",{},[tag:"tbody",{},[tag:"tr",{},[tag:"td",{},[tag:"button",{},[]],tag:"td",{},[]]]]'
-# TODO implement svg parsing
-#test_parser name: "html5lib tables 17", \
-# html: '<table><tr><td><svg><desc><td>',
-# expected: 'tag:"table",{},[tag:"tbody",{},[tag:"tr",{},[tag:"td",{},[svg:"svg",{},[svg:"desc",{},[]]],tag:"td",{},[]]]]'
+
+# TODO export TYPE_*
+module.exports.parse_html = parse_html
+module.exports.debug_log_reset = debug_log_reset
+module.exports.debug_log_each = debug_log_each
+module.exports.TYPE_TAG = TYPE_TAG
+module.exports.TYPE_TEXT = TYPE_TEXT
+module.exports.TYPE_COMMENT = TYPE_COMMENT
+module.exports.TYPE_DOCTYPE = TYPE_DOCTYPE
Got questions, comments, patches, etc.? Contact Jason Woofenden