mirror of
https://github.com/servo/servo.git
synced 2025-06-06 16:45:39 +00:00
339 lines
10 KiB
HTML
339 lines
10 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8" />
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<meta http-equiv="X-UA-Compatible" content="IE=edge" />
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<meta name="viewport" content="width=device-width, initial-scale=1" />
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<title>Servo Layout Debugger</title>
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<!-- Bootstrap -->
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<link href="css/bootstrap.min.css" rel="stylesheet" />
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<!-- Treeview -->
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<link href="css/bootstrap-treeview.min.css" rel="stylesheet" />
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<!-- JSDiffPatch -->
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<link href="css/formatters/html.css" rel="stylesheet" />
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<!-- Custom -->
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<link href="css/main.css" rel="stylesheet" />
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<!--[if lt IE 9]>
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<script src="https://oss.maxcdn.com/html5shiv/3.7.2/html5shiv.min.js"></script>
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<script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>
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<![endif]-->
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</head>
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<body>
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<div class="container" role="main">
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<div class="row">
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<div class="col-sm-12">
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<h1>Servo Layout Viewer</h1>
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<p>
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Check the
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<a
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href="https://github.com/servo/servo/blob/main/etc/layout_viewer/README"
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>README</a
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>
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for instructions.
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</p>
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</div>
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</div>
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<div class="row">
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<div class="col-sm-4">
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<div class="row">
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<div class="col-sm-12">
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<div class="well">
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<input type="file" />
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</div>
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</div>
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</div>
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<div class="row">
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<div class="col-sm-12">
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<div id="trace-tree"></div>
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</div>
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</div>
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<div class="row">
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<div class="col-sm-12">
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<ul id="trace-list" class="list-group"></ul>
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</div>
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</div>
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</div>
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<div class="col-sm-8">
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<div class="row">
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<div class="col-sm-12">
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<div class="panel panel-default">
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<div class="panel-heading">
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Box Tree
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<a
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id="box-tree-collapse"
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class="tree-collapse"
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data-collapsed="0"
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></a>
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</div>
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<div class="panel-body" id="box-tree"></div>
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</div>
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</div>
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<div class="col-sm-12">
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<div id="box-diffs"></div>
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</div>
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</div>
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<div class="row">
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<div class="col-sm-12">
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<div class="panel panel-default">
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<div class="panel-heading">
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Fragment Tree
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<a
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id="fragment-tree-collapse"
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class="tree-collapse"
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data-collapsed="0"
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></a>
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</div>
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<div class="panel-body" id="fragment-tree"></div>
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</div>
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</div>
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<div class="col-sm-12">
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<div id="fragment-diffs"></div>
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</div>
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</div>
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</div>
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</div>
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</div>
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<!-- jQuery -->
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<script src="js/jquery.min.js"></script>
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<!-- Bootstrap -->
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<script src="js/bootstrap.min.js"></script>
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<!-- Treeview -->
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<script src="js/bootstrap-treeview.min.js"></script>
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<!-- JSDiffPatch -->
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<script src="js/bundle.min.js"></script>
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<script src="js/formatters.min.js"></script>
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<script>
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function get_inner_boxes(box) {
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const box_type = Object.keys(box)[0];
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switch (box_type) {
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case "BlockLevelBoxes":
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return box.BlockLevelBoxes;
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case "InlineFormattingContext":
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return box.InlineFormattingContext.inline_level_boxes;
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case "InlineBox":
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return box.InlineBox.children;
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case "SameFormattingContextBlock":
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case "Independent":
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case "Flow":
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case "OutOfFlowAbsolutelyPositionedBox":
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case "OutOfFlowFloatBox":
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case "Atomic":
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return box[box_type].contents;
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}
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return null;
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}
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function box_tree_from_container(container) {
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const box_type = Object.keys(container)[0];
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let inner_boxes = get_inner_boxes(container);
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let nodes = [];
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let text = box_type;
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if (Array.isArray(inner_boxes)) {
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if (!inner_boxes.length) {
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nodes = null;
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} else {
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for (let box in inner_boxes) {
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nodes.push(box_tree_from_container(inner_boxes[box]));
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}
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}
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} else if (inner_boxes != null) {
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nodes.push(box_tree_from_container(inner_boxes));
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} else {
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if (box_type == "TextRun") {
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text += ` (${container.TextRun.text})`;
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}
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nodes = null;
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}
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let info;
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if (
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box_type != "BlockLevelBoxes" &&
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box_type != "InlineFormattingContext"
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) {
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info = Object.assign({}, Object.values(container)[0]);
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delete info.children;
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delete info.contents;
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delete info.tag;
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}
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return {
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text,
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nodes,
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info
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};
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}
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function box_tree_from_bfc(bfc) {
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const { contains_floats, contents } = bfc;
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let block_container = Object.values(contents)[0];
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return {
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text: "BlockFormattingContext",
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info: {
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contains_floats
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},
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nodes: [box_tree_from_container(contents)]
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};
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}
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function create_fragment_tree(root) {
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let fragment = Object.values(root)[0];
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let node = {
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text: Object.keys(root)[0],
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id: fragment.debug_id,
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href: "#diff-" + fragment.debug_id
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};
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if (fragment.children) {
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let children = [];
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for (let i = 0; i < fragment.children.length; ++i) {
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children.push(create_fragment_tree(fragment.children[i]));
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}
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if (children.length > 0) {
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node.nodes = children;
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}
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}
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node.info = Object.assign({}, fragment);
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delete node.info.children;
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delete node.info.debug_id;
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return node;
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}
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function flatten_trace(trace_node) {
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const fragment_tree_root = Object.values(
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trace_node.fragment_tree.root_fragments
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)[0];
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return {
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fragment_tree: create_fragment_tree(fragment_tree_root),
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box_tree: box_tree_from_bfc(trace_node.box_tree.root)
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};
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}
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function create_trace_tree_node(trace_node) {
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const trace = flatten_trace(trace_node.pre);
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let tree_node = {
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text: trace_node.name,
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icon: "dummy",
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box_tree: trace.box_tree,
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fragment_tree: trace.fragment_tree
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};
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let node = Object.values(trace_node)[0];
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if (node.children) {
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let children = [];
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for (let i = 0; i < node.children.length; ++i) {
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children.push(create_trace_tree_node(node.children[i]));
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}
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if (children.length > 0) {
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tree_node.nodes = children;
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}
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}
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return tree_node;
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}
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function new_data_loaded(data) {
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jsondiffpatch.formatters.html.hideUnchanged();
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let node_color_hash = {};
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let tree = [create_trace_tree_node(data)];
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$("#trace-tree").treeview({ data: tree, levels: 3 });
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$("#trace-tree").on("nodeSelected", function(event, node) {
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$("#fragment-diffs").empty();
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$("#trace-tree")
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.treeview(true)
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.revealNode(node);
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const on_tree_node_selected = tree => (event, data) => {
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$(`#${tree}-diffs`).empty();
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if (!data.info) return;
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// XXX(ferjm) no diff for now.
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const delta = jsondiffpatch
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.create({
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objectHash: function(obj) {
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return JSON.stringify(obj);
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}
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})
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.diff({}, data.info);
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const json = jsondiffpatch.formatters.html.format(delta, data.info);
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$(`#${tree}-diffs`).append(
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"<div class='panel panel-default'><div class='panel-heading'>" +
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data.text +
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"</div><div class='panel-body'>" +
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json +
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"</div></div>"
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);
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};
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const on_fragment_tree_node_selected = on_tree_node_selected(
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"fragment"
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);
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const on_box_tree_node_selected = on_tree_node_selected("box");
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$("#fragment-tree").treeview({
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data: [node.fragment_tree],
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levels: 100,
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enableLinks: false,
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emptyIcon: "glyphicon glyphicon-unchecked hidden-glyphicon",
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onNodeSelected: on_fragment_tree_node_selected
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});
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$("#box-tree").treeview({
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data: [node.box_tree],
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levels: 100,
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enableLinks: false,
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emptyIcon: "glyphicon glyphicon-unchecked hidden-glyphicon",
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onNodeSelected: on_box_tree_node_selected
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});
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["fragment", "box"].forEach(key => {
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const collapsable = $(`#${key}-tree-collapse`);
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collapsable.html("Collapse all").on("click", () => {
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const collapsed = collapsable.data("collapsed");
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if (collapsed == 0) {
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$(`#${key}-tree`).treeview("collapseAll");
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} else {
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$(`#${key}-tree`).treeview("expandAll");
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}
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collapsable.html(collapsed == 0 ? "Expand all" : "Collapse all");
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collapsable.data("collapsed", collapsed == 0 ? 1 : 0);
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});
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});
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});
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$("#trace-tree")
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.treeview(true)
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.selectNode(0);
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}
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$(document).ready(function() {
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let upload = document.getElementsByTagName("input")[0];
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upload.onchange = function(e) {
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e.preventDefault();
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let file = upload.files[0],
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reader = new FileReader();
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reader.onload = function(event) {
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new_data_loaded(JSON.parse(event.target.result));
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};
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reader.readAsText(file);
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return false;
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};
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});
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</script>
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</body>
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</html>
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