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Migrated -Z trace-layout to serde_json

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This commit is contained in:
Shing Lyu 2016-10-12 11:47:04 +08:00
parent f48b3fe219
commit 8bea421329
19 changed files with 129 additions and 114 deletions
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32
components/layout/flow_list.rs
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@ -2,8 +2,11 @@
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
use flow::Flow;
use flow::{Flow, FlowClass};
use flow_ref::FlowRef;
use serde::{Serialize, Serializer};
use serde_json::{to_value, Value};
use serde_json::builder::ObjectBuilder;
use std::collections::{LinkedList, linked_list};
use std::sync::Arc;
@ -20,6 +23,33 @@ pub struct FlowList {
flows: LinkedList<FlowRef>,
}
impl Serialize for FlowList {
fn serialize<S: Serializer>(&self, serializer: &mut S) -> Result<(), S::Error> {
let mut state = try!(serializer.serialize_seq(Some(self.len())));
for f in self.iter() {
let flow_val = ObjectBuilder::new()
.insert("class", f.class())
.insert("data", match f.class() {
FlowClass::Block => to_value(f.as_block()),
FlowClass::Inline => to_value(f.as_inline()),
FlowClass::Table => to_value(f.as_table()),
FlowClass::TableWrapper => to_value(f.as_table_wrapper()),
FlowClass::TableRowGroup => to_value(f.as_table_rowgroup()),
FlowClass::TableRow => to_value(f.as_table_row()),
FlowClass::TableCell => to_value(f.as_table_cell()),
FlowClass::ListItem | FlowClass::TableColGroup | FlowClass::TableCaption |
FlowClass::Multicol | FlowClass::MulticolColumn | FlowClass::Flex => {
Value::Null // Not implemented yet
}
})
.build();
try!(serializer.serialize_seq_elt(&mut state, flow_val));
}
serializer.serialize_seq_end(state)
}
}
pub struct MutFlowListIterator<'a> {
it: linked_list::IterMut<'a, FlowRef>,
}