diff --git a/source b/source index de407dd6dc0..22183d6927d 100644 --- a/source +++ b/source @@ -3208,12 +3208,14 @@ a.setAttribute('href', 'https://example.com/'); // change the content attribute
  • The child concept
  • The root and shadow-including root concepts
  • The inclusive ancestor, + ancestor, descendant, shadow-including ancestor, shadow-including descendant, shadow-including inclusive descendant, and shadow-including inclusive ancestor concepts
  • The first child, + last child, next sibling, previous sibling, and parent concepts
    • @@ -53299,10 +53301,25 @@ interface HTMLSelectElement : HTMLElement { -

    The list of options for a select - element consists of all the option element children of the select - element, and all the option element children of all the optgroup element - children of the select element, in tree order.

    +

    To get the list of options given a + select element select:

    + +
      +

    1. Let options be « ».

      2. + +
    2. +

      For each node of select's + descendants in tree order except the descendants + which are select elements and their subtrees:

      + +
        +

      1. If node is an option element, then append node to options.

        2. +
      +
      3. + +

    3. Return options.

      4. +

    The required attribute is a boolean attribute. When specified, the user will be required to select @@ -53401,34 +53418,6 @@ interface HTMLSelectElement : HTMLElement { to false.

    -

    The option HTML element insertion - steps, given insertedNode, are:

    - -
      -

    1. If insertedNode's parent is a select element, or - insertedNode's parent is an optgroup element whose parent is a - select element, then run that select element's selectedness - setting algorithm.

      2. -
    - -

    The option HTML element removing - steps, given removedNode and oldParent, are:

    - -
      -

    1. If oldParent is a select element, or oldParent is an - optgroup element whose parent is a select element, then run that - select element's selectedness setting algorithm.

      2. -
    - -

    The optgroup HTML element removing - steps, given removedNode and oldParent, are:

    - -
      -

    1. If oldParent is a select element and removedNode has an - option child, then run oldParent's selectedness setting - algorithm.

      2. -
    -

    If an option element in the list of options asks for a reset, then run that select element's selectedness setting algorithm.

    @@ -54156,6 +54145,35 @@ interface HTMLOptionElement : HTMLElement { +

    The option HTML element insertion steps, given + insertedOption, are:

    + +
      +
    1. +

      For each ancestor of option's ancestors:

      + +
        +

      1. If ancestor is a select element, then run the selectedness + setting algorithm given select and return.

        2. +
      +
      2. +
    + +

    The option HTML element removing steps, given + removedOption and oldParent, are:

    + +
      +
    1. +

      For each ancestor of oldParent's inclusive ancestors:

      + +
        +

      1. If ancestor is a select element, then run the selectedness + setting algorithm given select and return.

        2. +
      +
    +
    option.selected
    @@ -124353,25 +124371,22 @@ dictionary StorageEventInit : EventInit { caption">in caption", "in column group", "in table body", "in row", "in - cell", "in select", "in select in table", "in template", "after body", - "in frameset", "after frameset", "after - after body", and "after after - frameset" during the course of the parsing, as described in the tree - construction stage. The insertion mode affects how tokens are processed and whether CDATA - sections are supported.

    + cell", "in template", "after body", "in frameset", "after + frameset", "after after body", and + "after after frameset" during the + course of the parsing, as described in the tree construction stage. The insertion + mode affects how tokens are processed and whether CDATA sections are supported.

    Several of these modes, namely "in head", "in body", "in - table", and "in select", are special, in - that the other modes defer to them at various times. When the algorithm below says that the user - agent is to do something "using the rules for the m insertion - mode", where m is one of these modes, the user agent must use the rules - described under the m insertion mode's section, but must leave - the insertion mode unchanged unless the rules in m themselves - switch the insertion mode to a new value.

    + data-x="insertion mode: in body">in body", and "in + table", are special, in that the other modes defer to them at various times. When the + algorithm below says that the user agent is to do something "using the rules for the + m insertion mode", where m is one of these modes, the user agent must use + the rules described under the m insertion mode's section, but must leave + the insertion mode unchanged unless the rules in m themselves switch the + insertion mode to a new value.

    When the insertion mode is switched to "text" or "in table text", the original insertion @@ -124402,37 +124417,6 @@ dictionary StorageEventInit : EventInit { parsing algorithm (fragment case), set node to the context element passed to that algorithm.

    -
  • -

    If node is a select element, run these substeps:

    - -
      -

    1. If last is true, jump to the step below labeled - done.

      2. - -

    2. Let ancestor be node.

      3. - -

    3. Loop: If ancestor is the first node in the stack of - open elements, jump to the step below labeled done.

      4. - -

    4. Let ancestor be the node before ancestor in the - stack of open elements.

      5. - -

    5. If ancestor is a template node, jump to the step below - labeled done.

      6. - -

    6. If ancestor is a table node, switch the insertion - mode to "in select in table" - and return.

      7. - -

    7. Jump back to the step labeled loop.

      8. - -

    8. Done: Switch the insertion mode to "in select" and return.

      9. -
    -
    • -

  • If node is a td or th element and last is false, then switch the insertion mode to "in cell" and return.

    • @@ -124631,6 +124615,7 @@ dictionary StorageEventInit : EventInit {
  • th
  • marquee
  • object
    • +
  • select
  • template
  • MathML mi
  • MathML mo
    • @@ -124677,17 +124662,6 @@ dictionary StorageEventInit : EventInit {
  • template in the HTML namespace
    • -

    The stack of open elements is said to have a particular element in select scope when it has that element in the specific scope consisting of all element types - except the following:

    - - -

    Nothing happens if at any time any of the elements in the stack of open elements are moved to a new location in, or removed from, the Document tree. In particular, the stack is not changed in this situation. This can cause, amongst other strange effects, content @@ -129324,6 +129298,24 @@ document.body.appendChild(text); p element in button scope, then close a p element.

    +

    If the stack of open elements has a + select element in scope and has either an option element in scope or an optgroup element in scope, then:

    + +
      +

    1. Generate implied end tags except for option and + optgroup elements.

      2. + +

    2. If the current node is not now an option or + optgroup element, this is a parse error.

      3. + +

    3. While the stack of open elements has + an option element in scope or has an + optgroup element in scope, pop an element from the stack of open + elements.

      4. +
    +

    Insert an HTML element for the token. Immediately pop the current node off the stack of open elements.

    @@ -129393,25 +129385,70 @@ document.body.appendChild(text);
    A start tag whose tag name is "select"
    +

    If the stack of open elements has a + select element in scope, then:

    + +
      +

    1. Parse error.

      2. + +

    2. Pop elements from the stack of open elements until a select + element has been popped from the stack.

      3. +
    +

    Reconstruct the active formatting elements, if any.

    Insert an HTML element for the token.

    Set the frameset-ok flag to "not ok".

    +
    + +
    A start tag whose tag name is "option"
    +
    +

    If the stack of open elements has a + select element in scope and has a has + an option element in scope, then:

    + +
      +

    1. Generate implied end tags except for option elements.

      2. + +

    2. If the current node is not now an option element, this is a + parse error.

      3. + +

    3. While the stack of open elements has + an option element in scope, pop an element from the stack of open + elements.

      4. +
    + +

    Reconstruct the active formatting elements, if any.

    -

    If the insertion mode is one of "in - table", "in caption", "in table body", "in row", or "in cell", then switch the - insertion mode to "in select in - table". Otherwise, switch the insertion mode to "in select".

    +

    Insert an HTML element for the token.

    -
    A start tag whose tag name is one of: "optgroup", "option"
    +
    A start tag whose tag name is "optgroup"
    -

    If the current node is an option element, then pop the - current node off the stack of open elements.

    +

    If the stack of open elements has a + select element in scope and has either an option element in scope or an optgroup element in scope, then:

    + +
      +

    1. Generate implied end tags except for option and + optgroup elements.

      2. + +

    2. If the current node is not now an option or + optgroup element, this is a parse error.

      3. + +

    3. Generate implied end tags except for optgroup + elements.

      4. + +

    4. If the current node is not now an optgroup element, this is a + parse error.

      5. + +

    5. While the stack of open elements has + an option element in scope or has an + optgroup element in scope, pop an element from the stack of open + elements.

      6. +

    Reconstruct the active formatting elements, if any.

    @@ -130539,231 +130576,6 @@ document.body.appendChild(text); same time, nor can it have neither when the close the cell algorithm is invoked.

    -
    The "in select" insertion mode
    - -

    When the user agent is to apply the rules for the "in - select" insertion mode, the user agent must handle the token as follows:

    - -
    - -
    A character token that is U+0000 NULL
    -
    -

    Parse error. Ignore the token.

    -
    - -
    Any other character token
    -
    -

    Insert the token's character.

    -
    - -
    A comment token
    -
    -

    Insert a comment.

    -
    - -
    A DOCTYPE token
    -
    -

    Parse error. Ignore the token.

    -
    - -
    A start tag whose tag name is "html"
    -
    -

    Process the token using the rules for the "in body" insertion mode.

    -
    - -
    A start tag whose tag name is "option"
    -
    - -

    If the current node is an option element, pop that node from the - stack of open elements.

    - - -

    Insert an HTML element for the token.

    -
    - -
    A start tag whose tag name is "optgroup"
    -
    - -

    If the current node is an option element, pop that node from the - stack of open elements.

    - - - -

    If the current node is an optgroup element, pop that node from the - stack of open elements.

    - - -

    Insert an HTML element for the token.

    -
    - -
    A start tag whose tag name is "hr"
    -
    - -

    If the current node is an option element, pop that node from the - stack of open elements.

    - - - -

    If the current node is an optgroup element, pop that node from the - stack of open elements.

    - - -

    Insert an HTML element for the token. Immediately pop the current - node off the stack of open elements.

    - -

    Acknowledge the token's self-closing flag, if it is set.

    -
    - -
    An end tag whose tag name is "optgroup"
    -
    - -

    First, if the current node is an option element, and the node - immediately before it in the stack of open elements is an optgroup - element, then pop the current node from the stack of open - elements.

    - - -

    If the current node is an optgroup element, then pop that node from - the stack of open elements. Otherwise, this is a parse error; ignore - the token.

    -
    - -
    An end tag whose tag name is "option"
    -
    -

    If the current node is an option element, then pop that node from - the stack of open elements. Otherwise, this is a parse error; ignore - the token.

    -
    - -
    An end tag whose tag name is "select"
    -
    -

    If the stack of open elements does not have a select element in select scope, this is a parse - error; ignore the token. (fragment case)

    - -

    Otherwise:

    - -

    Pop elements from the stack of open elements until a select element - has been popped from the stack.

    - -

    Reset the insertion mode appropriately.

    -
    - -
    A start tag whose tag name is "select"
    -
    -

    Parse error.

    - - -

    If the stack of open elements does not have a select element in select scope, ignore the token. - (fragment case)

    - -

    Otherwise:

    - -

    Pop elements from the stack of open elements until a select element - has been popped from the stack.

    - -

    Reset the insertion mode appropriately.

    - - -

    It just gets treated like an end tag.

    -
    - -
    A start tag whose tag name is one of: "input", "keygen", "textarea"
    -
    -

    Parse error.

    - - -

    If the stack of open elements does not have a select element in select scope, ignore the token. - (fragment case)

    - -

    Otherwise:

    - -

    Pop elements from the stack of open elements until a select element - has been popped from the stack.

    - -

    Reset the insertion mode appropriately.

    - - -

    Reprocess the token.

    -
    - -
    A start tag whose tag name is one of: "script", "template"
    -
    An end tag whose tag name is "template"
    -
    -

    Process the token using the rules for the "in head" insertion mode.

    -
    - -
    An end-of-file token
    -
    -

    Process the token using the rules for the "in body" insertion mode.

    -
    - -
    Anything else
    -
    -

    Parse error. Ignore the token.

    -
    -
    - - -
    The "in select in table" insertion mode
    - -

    When the user agent is to apply the rules for the "in select in table" insertion mode, the user agent must handle the - token as follows:

    - -
    - -
    A start tag whose tag name is one of: "caption", "table", "tbody", "tfoot", "thead", "tr", - "td", "th"
    -
    -

    Parse error.

    - - -

    Pop elements from the stack of open elements until a select element - has been popped from the stack.

    - -

    Reset the insertion mode appropriately.

    - - -

    Reprocess the token.

    -
    - -
    An end tag whose tag name is one of: "caption", "table", "tbody", "tfoot", "thead", "tr", - "td", "th"
    -
    -

    Parse error.

    - -

    If the stack of open elements does not have an element in table scope that is an HTML - element with the same tag name as that of the token, then ignore the token.

    - -

    Otherwise:

    - - -

    Pop elements from the stack of open elements until a select element - has been popped from the stack.

    - -

    Reset the insertion mode appropriately.

    - - -

    Reprocess the token.

    -
    - -
    Anything else
    -
    -

    Process the token using the rules for the "in select" insertion mode.

    -
    -
    - - -
    The "in template" insertion mode

    When the user agent is to apply the rules for the "in