Format script component

This commit is contained in:
chansuke 2018-09-18 23:24:15 +09:00 committed by Josh Matthews
parent 2ca7a13473
commit c37a345dc9
357 changed files with 25485 additions and 18076 deletions

View file

@ -40,8 +40,12 @@ pub struct Range {
}
impl Range {
fn new_inherited(start_container: &Node, start_offset: u32,
end_container: &Node, end_offset: u32) -> Range {
fn new_inherited(
start_container: &Node,
start_offset: u32,
end_container: &Node,
end_offset: u32,
) -> Range {
Range {
reflector_: Reflector::new(),
start: BoundaryPoint::new(start_container, start_offset),
@ -54,16 +58,22 @@ impl Range {
Range::new(document, root, 0, root, 0)
}
pub fn new(document: &Document,
start_container: &Node, start_offset: u32,
end_container: &Node, end_offset: u32)
-> DomRoot<Range> {
pub fn new(
document: &Document,
start_container: &Node,
start_offset: u32,
end_container: &Node,
end_offset: u32,
) -> DomRoot<Range> {
let range = reflect_dom_object(
Box::new(Range::new_inherited(
start_container, start_offset, end_container, end_offset
start_container,
start_offset,
end_container,
end_offset,
)),
document.window(),
RangeBinding::Wrap
RangeBinding::Wrap,
);
start_container.ranges().push(WeakRef::new(&range));
if start_container != end_container {
@ -80,58 +90,74 @@ impl Range {
// https://dom.spec.whatwg.org/#contained
fn contains(&self, node: &Node) -> bool {
match (bp_position(node, 0, &self.StartContainer(), self.StartOffset()),
bp_position(node, node.len(), &self.EndContainer(), self.EndOffset())) {
match (
bp_position(node, 0, &self.StartContainer(), self.StartOffset()),
bp_position(node, node.len(), &self.EndContainer(), self.EndOffset()),
) {
(Some(Ordering::Greater), Some(Ordering::Less)) => true,
_ => false
_ => false,
}
}
// https://dom.spec.whatwg.org/#partially-contained
fn partially_contains(&self, node: &Node) -> bool {
self.StartContainer().inclusive_ancestors().any(|n| &*n == node) !=
self.EndContainer().inclusive_ancestors().any(|n| &*n == node)
self.StartContainer()
.inclusive_ancestors()
.any(|n| &*n == node) !=
self.EndContainer()
.inclusive_ancestors()
.any(|n| &*n == node)
}
// https://dom.spec.whatwg.org/#concept-range-clone
fn contained_children(&self) -> Fallible<(Option<DomRoot<Node>>,
Option<DomRoot<Node>>,
Vec<DomRoot<Node>>)> {
fn contained_children(
&self,
) -> Fallible<(
Option<DomRoot<Node>>,
Option<DomRoot<Node>>,
Vec<DomRoot<Node>>,
)> {
let start_node = self.StartContainer();
let end_node = self.EndContainer();
// Steps 5-6.
let common_ancestor = self.CommonAncestorContainer();
let first_contained_child =
if start_node.is_inclusive_ancestor_of(&end_node) {
// Step 7.
None
} else {
// Step 8.
common_ancestor.children()
.find(|node| Range::partially_contains(self, node))
};
let first_contained_child = if start_node.is_inclusive_ancestor_of(&end_node) {
// Step 7.
None
} else {
// Step 8.
common_ancestor
.children()
.find(|node| Range::partially_contains(self, node))
};
let last_contained_child =
if end_node.is_inclusive_ancestor_of(&start_node) {
// Step 9.
None
} else {
// Step 10.
common_ancestor.rev_children()
.find(|node| Range::partially_contains(self, node))
};
let last_contained_child = if end_node.is_inclusive_ancestor_of(&start_node) {
// Step 9.
None
} else {
// Step 10.
common_ancestor
.rev_children()
.find(|node| Range::partially_contains(self, node))
};
// Step 11.
let contained_children: Vec<DomRoot<Node>> =
common_ancestor.children().filter(|n| self.contains(n)).collect();
let contained_children: Vec<DomRoot<Node>> = common_ancestor
.children()
.filter(|n| self.contains(n))
.collect();
// Step 12.
if contained_children.iter().any(|n| n.is_doctype()) {
return Err(Error::HierarchyRequest);
}
Ok((first_contained_child, last_contained_child, contained_children))
Ok((
first_contained_child,
last_contained_child,
contained_children,
))
}
// https://dom.spec.whatwg.org/#concept-range-bp-set
@ -142,7 +168,8 @@ impl Range {
} else if &self.end.node == node {
self.StartContainer().ranges().remove(self);
} else {
node.ranges().push(self.StartContainer().ranges().remove(self));
node.ranges()
.push(self.StartContainer().ranges().remove(self));
}
}
self.start.set(node, offset);
@ -156,7 +183,8 @@ impl Range {
} else if &self.start.node == node {
self.EndContainer().ranges().remove(self);
} else {
node.ranges().push(self.EndContainer().ranges().remove(self));
node.ranges()
.push(self.EndContainer().ranges().remove(self));
}
}
self.end.set(node, offset);
@ -179,11 +207,14 @@ impl Range {
// Step 3.
return Err(Error::IndexSize);
}
if let Ordering::Less = bp_position(node, offset, &start_node, self.StartOffset()).unwrap() {
if let Ordering::Less = bp_position(node, offset, &start_node, self.StartOffset()).unwrap()
{
// Step 4.
return Ok(Ordering::Less);
}
if let Ordering::Greater = bp_position(node, offset, &self.EndContainer(), self.EndOffset()).unwrap() {
if let Ordering::Greater =
bp_position(node, offset, &self.EndContainer(), self.EndOffset()).unwrap()
{
// Step 5.
return Ok(Ordering::Greater);
}
@ -332,8 +363,7 @@ impl RangeMethods for Range {
}
// https://dom.spec.whatwg.org/#dom-range-compareboundarypoints
fn CompareBoundaryPoints(&self, how: u16, other: &Range)
-> Fallible<i16> {
fn CompareBoundaryPoints(&self, how: u16, other: &Range) -> Fallible<i16> {
if how > RangeConstants::END_TO_START {
// Step 1.
return Err(Error::NotSupported);
@ -346,18 +376,10 @@ impl RangeMethods for Range {
}
// Step 3.
let (this_point, other_point) = match how {
RangeConstants::START_TO_START => {
(&self.start, &other.start)
},
RangeConstants::START_TO_END => {
(&self.end, &other.start)
},
RangeConstants::END_TO_END => {
(&self.end, &other.end)
},
RangeConstants::END_TO_START => {
(&self.start, &other.end)
},
RangeConstants::START_TO_START => (&self.start, &other.start),
RangeConstants::START_TO_END => (&self.end, &other.start),
RangeConstants::END_TO_END => (&self.end, &other.end),
RangeConstants::END_TO_START => (&self.start, &other.end),
_ => unreachable!(),
};
// step 4.
@ -372,8 +394,13 @@ impl RangeMethods for Range {
fn CloneRange(&self) -> DomRoot<Range> {
let start_node = self.StartContainer();
let owner_doc = start_node.owner_doc();
Range::new(&owner_doc, &start_node, self.StartOffset(),
&self.EndContainer(), self.EndOffset())
Range::new(
&owner_doc,
&start_node,
self.StartOffset(),
&self.EndContainer(),
self.EndOffset(),
)
}
// https://dom.spec.whatwg.org/#dom-range-ispointinrange
@ -385,19 +412,17 @@ impl RangeMethods for Range {
Err(Error::WrongDocument) => {
// Step 2.
Ok(false)
}
},
Err(error) => Err(error),
}
}
// https://dom.spec.whatwg.org/#dom-range-comparepoint
fn ComparePoint(&self, node: &Node, offset: u32) -> Fallible<i16> {
self.compare_point(node, offset).map(|order| {
match order {
Ordering::Less => -1,
Ordering::Equal => 0,
Ordering::Greater => 1,
}
self.compare_point(node, offset).map(|order| match order {
Ordering::Less => -1,
Ordering::Equal => 0,
Ordering::Greater => 1,
})
}
@ -420,10 +445,10 @@ impl RangeMethods for Range {
// Step 4.
let offset = node.index();
// Step 5.
Ordering::Greater == bp_position(&parent, offset + 1,
&start_node, self.StartOffset()).unwrap() &&
Ordering::Less == bp_position(&parent, offset,
&self.EndContainer(), self.EndOffset()).unwrap()
Ordering::Greater ==
bp_position(&parent, offset + 1, &start_node, self.StartOffset()).unwrap() &&
Ordering::Less ==
bp_position(&parent, offset, &self.EndContainer(), self.EndOffset()).unwrap()
}
// https://dom.spec.whatwg.org/#dom-range-clonecontents
@ -446,7 +471,9 @@ impl RangeMethods for Range {
if end_node == start_node {
if let Some(cdata) = start_node.downcast::<CharacterData>() {
// Steps 4.1-2.
let data = cdata.SubstringData(start_offset, end_offset - start_offset).unwrap();
let data = cdata
.SubstringData(start_offset, end_offset - start_offset)
.unwrap();
let clone = cdata.clone_with_data(data, &start_node.owner_doc());
// Step 4.3.
fragment.upcast::<Node>().AppendChild(&clone)?;
@ -464,7 +491,9 @@ impl RangeMethods for Range {
if let Some(cdata) = child.downcast::<CharacterData>() {
assert!(child == start_node);
// Steps 13.1-2.
let data = cdata.SubstringData(start_offset, start_node.len() - start_offset).unwrap();
let data = cdata
.SubstringData(start_offset, start_node.len() - start_offset)
.unwrap();
let clone = cdata.clone_with_data(data, &start_node.owner_doc());
// Step 13.3.
fragment.upcast::<Node>().AppendChild(&clone)?;
@ -474,11 +503,13 @@ impl RangeMethods for Range {
// Step 14.2.
fragment.upcast::<Node>().AppendChild(&clone)?;
// Step 14.3.
let subrange = Range::new(&clone.owner_doc(),
&start_node,
start_offset,
&child,
child.len());
let subrange = Range::new(
&clone.owner_doc(),
&start_node,
start_offset,
&child,
child.len(),
);
// Step 14.4.
let subfragment = subrange.CloneContents()?;
// Step 14.5.
@ -509,11 +540,7 @@ impl RangeMethods for Range {
// Step 17.2.
fragment.upcast::<Node>().AppendChild(&clone)?;
// Step 17.3.
let subrange = Range::new(&clone.owner_doc(),
&child,
0,
&end_node,
end_offset);
let subrange = Range::new(&clone.owner_doc(), &child, 0, &end_node, end_offset);
// Step 17.4.
let subfragment = subrange.CloneContents()?;
// Step 17.5.
@ -548,13 +575,14 @@ impl RangeMethods for Range {
let clone = end_node.CloneNode(true);
// Step 4.2.
let text = end_data.SubstringData(start_offset, end_offset - start_offset);
clone.downcast::<CharacterData>().unwrap().SetData(text.unwrap());
clone
.downcast::<CharacterData>()
.unwrap()
.SetData(text.unwrap());
// Step 4.3.
fragment.upcast::<Node>().AppendChild(&clone)?;
// Step 4.4.
end_data.ReplaceData(start_offset,
end_offset - start_offset,
DOMString::new())?;
end_data.ReplaceData(start_offset, end_offset - start_offset, DOMString::new())?;
// Step 4.5.
return Ok(fragment);
}
@ -569,12 +597,16 @@ impl RangeMethods for Range {
(DomRoot::from_ref(&*start_node), start_offset)
} else {
// Step 14.1-2.
let reference_node = start_node.ancestors()
.take_while(|n| !n.is_inclusive_ancestor_of(&end_node))
.last()
.unwrap_or(DomRoot::from_ref(&start_node));
let reference_node = start_node
.ancestors()
.take_while(|n| !n.is_inclusive_ancestor_of(&end_node))
.last()
.unwrap_or(DomRoot::from_ref(&start_node));
// Step 14.3.
(reference_node.GetParentNode().unwrap(), reference_node.index() + 1)
(
reference_node.GetParentNode().unwrap(),
reference_node.index() + 1,
)
};
if let Some(child) = first_contained_child {
@ -583,26 +615,32 @@ impl RangeMethods for Range {
// Step 15.1.
let clone = start_node.CloneNode(true);
// Step 15.2.
let text = start_data.SubstringData(start_offset,
start_node.len() - start_offset);
clone.downcast::<CharacterData>().unwrap().SetData(text.unwrap());
let text = start_data.SubstringData(start_offset, start_node.len() - start_offset);
clone
.downcast::<CharacterData>()
.unwrap()
.SetData(text.unwrap());
// Step 15.3.
fragment.upcast::<Node>().AppendChild(&clone)?;
// Step 15.4.
start_data.ReplaceData(start_offset,
start_node.len() - start_offset,
DOMString::new())?;
start_data.ReplaceData(
start_offset,
start_node.len() - start_offset,
DOMString::new(),
)?;
} else {
// Step 16.1.
let clone = child.CloneNode(false);
// Step 16.2.
fragment.upcast::<Node>().AppendChild(&clone)?;
// Step 16.3.
let subrange = Range::new(&clone.owner_doc(),
&start_node,
start_offset,
&child,
child.len());
let subrange = Range::new(
&clone.owner_doc(),
&start_node,
start_offset,
&child,
child.len(),
);
// Step 16.4.
let subfragment = subrange.ExtractContents()?;
// Step 16.5.
@ -622,7 +660,10 @@ impl RangeMethods for Range {
let clone = end_node.CloneNode(true);
// Step 18.2.
let text = end_data.SubstringData(0, end_offset);
clone.downcast::<CharacterData>().unwrap().SetData(text.unwrap());
clone
.downcast::<CharacterData>()
.unwrap()
.SetData(text.unwrap());
// Step 18.3.
fragment.upcast::<Node>().AppendChild(&clone)?;
// Step 18.4.
@ -633,11 +674,7 @@ impl RangeMethods for Range {
// Step 19.2.
fragment.upcast::<Node>().AppendChild(&clone)?;
// Step 19.3.
let subrange = Range::new(&clone.owner_doc(),
&child,
0,
&end_node,
end_offset);
let subrange = Range::new(&clone.owner_doc(), &child, 0, &end_node, end_offset);
// Step 19.4.
let subfragment = subrange.ExtractContents()?;
// Step 19.5.
@ -672,7 +709,7 @@ impl RangeMethods for Range {
// Handled under step 2.
NodeTypeId::CharacterData(CharacterDataTypeId::Text) => (),
NodeTypeId::CharacterData(_) => return Err(Error::HierarchyRequest),
_ => ()
_ => (),
}
// Step 2.
@ -682,7 +719,7 @@ impl RangeMethods for Range {
let parent = match start_node.GetParentNode() {
Some(parent) => parent,
// Step 1.
None => return Err(Error::HierarchyRequest)
None => return Err(Error::HierarchyRequest),
};
// Step 5.
(Some(DomRoot::from_ref(&*start_node)), parent)
@ -693,22 +730,19 @@ impl RangeMethods for Range {
};
// Step 6.
Node::ensure_pre_insertion_validity(node,
&parent,
reference_node.r())?;
Node::ensure_pre_insertion_validity(node, &parent, reference_node.r())?;
// Step 7.
let split_text;
let reference_node =
match start_node.downcast::<Text>() {
Some(text) => {
split_text = text.SplitText(start_offset)?;
let new_reference = DomRoot::upcast::<Node>(split_text);
assert!(new_reference.GetParentNode().r() == Some(&parent));
Some(new_reference)
},
_ => reference_node
};
let reference_node = match start_node.downcast::<Text>() {
Some(text) => {
split_text = text.SplitText(start_offset)?;
let new_reference = DomRoot::upcast::<Node>(split_text);
assert!(new_reference.GetParentNode().r() == Some(&parent));
Some(new_reference)
},
_ => reference_node,
};
// Step 8.
let reference_node = if Some(node) == reference_node.r() {
@ -721,8 +755,7 @@ impl RangeMethods for Range {
node.remove_self();
// Step 10.
let new_offset =
reference_node.r().map_or(parent.len(), |node| node.index());
let new_offset = reference_node.r().map_or(parent.len(), |node| node.index());
// Step 11
let new_offset = new_offset + if node.type_id() == NodeTypeId::DocumentFragment {
@ -758,9 +791,7 @@ impl RangeMethods for Range {
// Step 3.
if start_node == end_node {
if let Some(text) = start_node.downcast::<CharacterData>() {
return text.ReplaceData(start_offset,
end_offset - start_offset,
DOMString::new());
return text.ReplaceData(start_offset, end_offset - start_offset, DOMString::new());
}
}
@ -789,7 +820,7 @@ impl RangeMethods for Range {
let mut reference_node = DomRoot::from_ref(start_node);
while let Some(parent) = reference_node.GetParentNode() {
if parent.is_inclusive_ancestor_of(end_node) {
return (parent, reference_node.index() + 1)
return (parent, reference_node.index() + 1);
}
reference_node = parent;
}
@ -801,9 +832,11 @@ impl RangeMethods for Range {
// Step 7.
if let Some(text) = start_node.downcast::<CharacterData>() {
text.ReplaceData(start_offset,
start_node.len() - start_offset,
DOMString::new()).unwrap();
text.ReplaceData(
start_offset,
start_node.len() - start_offset,
DOMString::new(),
).unwrap();
}
// Step 8.
@ -828,17 +861,21 @@ impl RangeMethods for Range {
let start = self.StartContainer();
let end = self.EndContainer();
if start.inclusive_ancestors().any(|n| !n.is_inclusive_ancestor_of(&end) && !n.is::<Text>()) ||
end.inclusive_ancestors().any(|n| !n.is_inclusive_ancestor_of(&start) && !n.is::<Text>()) {
return Err(Error::InvalidState);
if start
.inclusive_ancestors()
.any(|n| !n.is_inclusive_ancestor_of(&end) && !n.is::<Text>()) ||
end.inclusive_ancestors()
.any(|n| !n.is_inclusive_ancestor_of(&start) && !n.is::<Text>())
{
return Err(Error::InvalidState);
}
// Step 2.
match new_parent.type_id() {
NodeTypeId::Document(_) |
NodeTypeId::DocumentType |
NodeTypeId::DocumentFragment => return Err(Error::InvalidNodeType),
_ => ()
NodeTypeId::Document(_) | NodeTypeId::DocumentType | NodeTypeId::DocumentFragment => {
return Err(Error::InvalidNodeType)
},
_ => (),
}
// Step 3.
@ -870,19 +907,24 @@ impl RangeMethods for Range {
// Step 2.
if start_node == end_node {
return char_data.SubstringData(self.StartOffset(),
self.EndOffset() - self.StartOffset()).unwrap();
return char_data
.SubstringData(self.StartOffset(), self.EndOffset() - self.StartOffset())
.unwrap();
}
// Step 3.
s.push_str(&*char_data.SubstringData(self.StartOffset(),
char_data.Length() - self.StartOffset()).unwrap());
s.push_str(
&*char_data
.SubstringData(self.StartOffset(), char_data.Length() - self.StartOffset())
.unwrap(),
);
}
// Step 4.
let ancestor = self.CommonAncestorContainer();
let mut iter = start_node.following_nodes(&ancestor)
.filter_map(DomRoot::downcast::<Text>);
let mut iter = start_node
.following_nodes(&ancestor)
.filter_map(DomRoot::downcast::<Text>);
while let Some(child) = iter.next() {
if self.contains(child.upcast()) {
@ -963,23 +1005,24 @@ impl BoundaryPoint {
#[allow(unrooted_must_root)]
impl PartialOrd for BoundaryPoint {
fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
bp_position(&self.node.get(), self.offset.get(),
&other.node.get(), other.offset.get())
bp_position(
&self.node.get(),
self.offset.get(),
&other.node.get(),
other.offset.get(),
)
}
}
#[allow(unrooted_must_root)]
impl PartialEq for BoundaryPoint {
fn eq(&self, other: &Self) -> bool {
self.node.get() == other.node.get() &&
self.offset.get() == other.offset.get()
self.node.get() == other.node.get() && self.offset.get() == other.offset.get()
}
}
// https://dom.spec.whatwg.org/#concept-range-bp-position
fn bp_position(a_node: &Node, a_offset: u32,
b_node: &Node, b_offset: u32)
-> Option<Ordering> {
fn bp_position(a_node: &Node, a_offset: u32, b_node: &Node, b_offset: u32) -> Option<Ordering> {
if a_node as *const Node == b_node as *const Node {
// Step 1.
return Some(a_offset.cmp(&b_offset));
@ -998,9 +1041,9 @@ fn bp_position(a_node: &Node, a_offset: u32,
} else if position & NodeConstants::DOCUMENT_POSITION_CONTAINS != 0 {
// Step 3-1, 3-2.
let mut b_ancestors = b_node.inclusive_ancestors();
let child = b_ancestors.find(|child| {
&*child.GetParentNode().unwrap() == a_node
}).unwrap();
let child = b_ancestors
.find(|child| &*child.GetParentNode().unwrap() == a_node)
.unwrap();
// Step 3-3.
if child.index() < a_offset {
Some(Ordering::Greater)
@ -1022,7 +1065,9 @@ pub struct WeakRangeVec {
impl WeakRangeVec {
/// Create a new vector of weak references.
pub fn new() -> Self {
WeakRangeVec { cell: UnsafeCell::new(WeakRefVec::new()) }
WeakRangeVec {
cell: UnsafeCell::new(WeakRefVec::new()),
}
}
/// Whether that vector of ranges is empty.
@ -1100,9 +1145,7 @@ impl WeakRangeVec {
/// Used for steps 7.3-4. when normalizing a node.
/// <https://dom.spec.whatwg.org/#dom-node-normalize>
pub fn move_to_text_child_at(&self,
node: &Node, offset: u32,
child: &Node, new_offset: u32) {
pub fn move_to_text_child_at(&self, node: &Node, offset: u32, child: &Node, new_offset: u32) {
unsafe {
let child_ranges = &mut *child.ranges().cell.get();
@ -1116,8 +1159,8 @@ impl WeakRangeVec {
let move_end = node_is_end && range.EndOffset() == offset;
let remove_from_node = move_start && move_end ||
move_start && !node_is_end ||
move_end && !node_is_start;
move_start && !node_is_end ||
move_end && !node_is_start;
let already_in_child = &range.start.node == child || &range.end.node == child;
let push_to_child = !already_in_child && (move_start || move_end);
@ -1143,9 +1186,13 @@ impl WeakRangeVec {
/// Used for steps 8-11. when replacing character data.
/// <https://dom.spec.whatwg.org/#concept-cd-replace>
pub fn replace_code_units(&self,
node: &Node, offset: u32,
removed_code_units: u32, added_code_units: u32) {
pub fn replace_code_units(
&self,
node: &Node,
offset: u32,
removed_code_units: u32,
added_code_units: u32,
) {
self.map_offset_above(node, offset, |range_offset| {
if range_offset <= offset + removed_code_units {
offset
@ -1157,9 +1204,7 @@ impl WeakRangeVec {
/// Used for steps 7.2-3. when splitting a text node.
/// <https://dom.spec.whatwg.org/#concept-text-split>
pub fn move_to_following_text_sibling_above(&self,
node: &Node, offset: u32,
sibling: &Node) {
pub fn move_to_following_text_sibling_above(&self, node: &Node, offset: u32, sibling: &Node) {
unsafe {
let sibling_ranges = &mut *sibling.ranges().cell.get();
@ -1175,11 +1220,10 @@ impl WeakRangeVec {
let move_end = node_is_end && end_offset > offset;
let remove_from_node = move_start && move_end ||
move_start && !node_is_end ||
move_end && !node_is_start;
move_start && !node_is_end ||
move_end && !node_is_start;
let already_in_sibling =
&range.start.node == sibling || &range.end.node == sibling;
let already_in_sibling = &range.start.node == sibling || &range.end.node == sibling;
let push_to_sibling = !already_in_sibling && (move_start || move_end);
if remove_from_node {
@ -1242,9 +1286,7 @@ impl WeakRangeVec {
fn remove(&self, range: &Range) -> WeakRef<Range> {
unsafe {
let ranges = &mut *self.cell.get();
let position = ranges.iter().position(|ref_| {
ref_ == range
}).unwrap();
let position = ranges.iter().position(|ref_| ref_ == range).unwrap();
ranges.swap_remove(position)
}
}