diff --git a/source b/source index 90829546f9d..da518a3d1d9 100644 --- a/source +++ b/source @@ -3213,6 +3213,7 @@ a.setAttribute('href', 'https://example.com/'); // change the content attribute shadow-including inclusive descendant, and shadow-including inclusive ancestor concepts
  • The first child, + last child, next sibling, previous sibling, and parent concepts
    • @@ -53298,10 +53299,33 @@ 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:

      + +
        +

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

        2. + + + +

      2. If node is an option or select element, and + node's last child is not null, then set node to + node's last child.

        3. +
      +
      3. + +

    3. Return options.

      4. +

    The required attribute is a boolean attribute. When specified, the user will be required to select @@ -124295,25 +124319,22 @@ 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 @@ -124344,37 +124365,6 @@ 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.

    • @@ -129334,19 +129324,23 @@ 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 run these substeps:

    + +
      +

    1. Parse error.

      2. + +

    2. Generate implied end tags.

      3. + +

    3. Pop elements from the stack of open elements until a select + elementhas been popped from the stack.

      4. +
    +

    Reconstruct the active formatting elements, if any.

    Insert an HTML element for the token.

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

    - -

    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".

    A start tag whose tag name is one of: "optgroup", "option"
    @@ -130480,231 +130474,6 @@ 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