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index.html
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<!doctype html>
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<title>Async do expressions</title><script type="application/json" id="menu-search-biblio">[{"type":"clause","id":"sec-intro","aoid":null,"title":"Introduction","titleHTML":"Introduction","number":"","namespace":"<no location>","location":"","referencingIds":[],"key":"Introduction"},{"type":"production","id":"prod-AsyncDoExpression","name":"AsyncDoExpression","referencingIds":["_ref_9"],"namespace":"<no location>","location":"","key":"AsyncDoExpression"},{"type":"clause","id":"sec-doexpression-static-semantics-early-errors","aoid":null,"title":"Static Semantics: Early Errors","titleHTML":"Static Semantics: Early Errors","number":"1.1","namespace":"<no location>","location":"","referencingIds":[],"key":"Static Semantics: Early Errors"},{"type":"step","id":"step-async-do-evaluation-return-undefined","stepNumbers":[5,6],"referencingIds":["_ref_0"],"namespace":"<no location>","location":"","key":"step-async-do-evaluation-return-undefined"},{"type":"op","aoid":"AsyncDoStart","refId":"sec-asyncdostart","location":"","referencingIds":[],"key":"AsyncDoStart"},{"type":"clause","id":"sec-asyncdostart","aoid":"AsyncDoStart","title":"AsyncDoStart ( promiseCapability, block )","titleHTML":"AsyncDoStart ( <var>promiseCapability</var>, <var>block</var> )","number":"1.2.1","namespace":"<no location>","location":"","referencingIds":["_ref_2"],"key":"AsyncDoStart ( promiseCapability, block )"},{"type":"clause","id":"sec-doexpression-runtime-semantics-evaluation","aoid":null,"title":"Runtime Semantics: Evaluation","titleHTML":"Runtime Semantics: Evaluation","number":"1.2","namespace":"<no location>","location":"","referencingIds":[],"key":"Runtime Semantics: Evaluation"},{"type":"clause","id":"sec-async-do","aoid":null,"title":"Async Do Expressions","titleHTML":"Async Do Expressions","number":"1","namespace":"<no location>","location":"","referencingIds":[],"key":"Async Do Expressions"},{"type":"clause","id":"sec-integration","aoid":null,"title":"Integration","titleHTML":"Integration","number":"2","namespace":"<no location>","location":"","referencingIds":[],"key":"Integration"},{"type":"clause","id":"sec-copyright-and-software-license","aoid":null,"title":"Copyright & Software License","titleHTML":"Copyright & Software License","number":"A","namespace":"<no location>","location":"","referencingIds":[],"key":"Copyright & Software License"}]</script><script>'use strict';
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Toolbox.deactivate();
}
})
);
}
document.addEventListener('DOMContentLoaded', init);
function debounce(fn, opts) {
opts = opts || {};
var timeout;
return function (e) {
if (opts.stopPropagation) {
e.stopPropagation();
}
var args = arguments;
if (timeout) {
clearTimeout(timeout);
}
timeout = setTimeout(
function () {
timeout = null;
fn.apply(this, args);
}.bind(this),
150
);
};
}
var CLAUSE_NODES = ['EMU-CLAUSE', 'EMU-INTRO', 'EMU-ANNEX'];
function findLocalReferences($elem) {
var name = $elem.innerHTML;
var references = [];
var parentClause = $elem.parentNode;
while (parentClause && CLAUSE_NODES.indexOf(parentClause.nodeName) === -1) {
parentClause = parentClause.parentNode;
}
if (!parentClause) return;
var vars = parentClause.querySelectorAll('var');
for (var i = 0; i < vars.length; i++) {
var $var = vars[i];
if ($var.innerHTML === name) {
references.push($var);
}
}
return references;
}
function toggleFindLocalReferences($elem) {
var references = findLocalReferences($elem);
if ($elem.classList.contains('referenced')) {
references.forEach(function ($reference) {
$reference.classList.remove('referenced');
});
} else {
references.forEach(function ($reference) {
$reference.classList.add('referenced');
});
}
}
function installFindLocalReferences() {
document.addEventListener('click', function (e) {
if (e.target.nodeName === 'VAR') {
toggleFindLocalReferences(e.target);
}
});
}
document.addEventListener('DOMContentLoaded', installFindLocalReferences);
// The following license applies to the fuzzysearch function
// The MIT License (MIT)
// Copyright © 2015 Nicolas Bevacqua
// Copyright © 2016 Brian Terlson
// Permission is hereby granted, free of charge, to any person obtaining a copy of
// this software and associated documentation files (the "Software"), to deal in
// the Software without restriction, including without limitation the rights to
// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
// the Software, and to permit persons to whom the Software is furnished to do so,
// subject to the following conditions:
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
function fuzzysearch(searchString, haystack, caseInsensitive) {
var tlen = haystack.length;
var qlen = searchString.length;
var chunks = 1;
var finding = false;
if (qlen > tlen) {
return false;
}
if (qlen === tlen) {
if (searchString === haystack) {
return { caseMatch: true, chunks: 1, prefix: true };
} else if (searchString.toLowerCase() === haystack.toLowerCase()) {
return { caseMatch: false, chunks: 1, prefix: true };
} else {
return false;
}
}
outer: for (var i = 0, j = 0; i < qlen; i++) {
var nch = searchString[i];
while (j < tlen) {
var targetChar = haystack[j++];
if (targetChar === nch) {
finding = true;
continue outer;
}
if (finding) {
chunks++;
finding = false;
}
}
if (caseInsensitive) {
return false;
}
return fuzzysearch(searchString.toLowerCase(), haystack.toLowerCase(), true);
}
return { caseMatch: !caseInsensitive, chunks: chunks, prefix: j <= qlen };
}
var Toolbox = {
init: function () {
this.$container = document.createElement('div');
this.$container.classList.add('toolbox');
this.$permalink = document.createElement('a');
this.$permalink.textContent = 'Permalink';
this.$pinLink = document.createElement('a');
this.$pinLink.textContent = 'Pin';
this.$pinLink.setAttribute('href', '#');
this.$pinLink.addEventListener(
'click',
function (e) {
e.preventDefault();
e.stopPropagation();
menu.togglePinEntry(this.entry.id);
}.bind(this)
);
this.$refsLink = document.createElement('a');
this.$refsLink.setAttribute('href', '#');
this.$refsLink.addEventListener(
'click',
function (e) {
e.preventDefault();
e.stopPropagation();
referencePane.showReferencesFor(this.entry);
}.bind(this)
);
this.$container.appendChild(this.$permalink);
this.$container.appendChild(this.$pinLink);
this.$container.appendChild(this.$refsLink);
document.body.appendChild(this.$container);
},
activate: function (el, entry, target) {
if (el === this._activeEl) return;
this.active = true;
this.entry = entry;
this.$container.classList.add('active');
this.top = el.offsetTop - this.$container.offsetHeight - 10;
this.left = el.offsetLeft;
this.$container.setAttribute('style', 'left: ' + this.left + 'px; top: ' + this.top + 'px');
this.updatePermalink();
this.updateReferences();
this._activeEl = el;
if (this.top < document.body.scrollTop && el === target) {
// don't scroll unless it's a small thing (< 200px)
this.$container.scrollIntoView();
}
},
updatePermalink: function () {
this.$permalink.setAttribute('href', '#' + this.entry.id);
},
updateReferences: function () {
this.$refsLink.textContent = 'References (' + this.entry.referencingIds.length + ')';
},
activateIfMouseOver: function (e) {
var ref = this.findReferenceUnder(e.target);
if (ref && (!this.active || e.pageY > this._activeEl.offsetTop)) {
var entry = menu.search.biblio.byId[ref.id];
this.activate(ref.element, entry, e.target);
} else if (
this.active &&
(e.pageY < this.top || e.pageY > this._activeEl.offsetTop + this._activeEl.offsetHeight)
) {
this.deactivate();
}
},
findReferenceUnder: function (el) {
while (el) {
var parent = el.parentNode;
if (
el.nodeName === 'H1' &&
parent.nodeName.match(/EMU-CLAUSE|EMU-ANNEX|EMU-INTRO/) &&
parent.id
) {
return { element: el, id: parent.id };
} else if (
el.nodeName.match(/EMU-(?!CLAUSE|XREF|ANNEX|INTRO)|DFN/) &&
el.id &&
el.id[0] !== '_'
) {
if (
el.nodeName === 'EMU-FIGURE' ||
el.nodeName === 'EMU-TABLE' ||
el.nodeName === 'EMU-EXAMPLE'
) {
// return the figcaption element
return { element: el.children[0].children[0], id: el.id };
} else if (el.nodeName === 'EMU-PRODUCTION') {
// return the LHS non-terminal element
return { element: el.children[0], id: el.id };
} else {
return { element: el, id: el.id };
}
}
el = parent;
}
},
deactivate: function () {
this.$container.classList.remove('active');
this._activeEl = null;
this.activeElBounds = null;
this.active = false;
},
};
var referencePane = {
init: function () {
this.$container = document.createElement('div');
this.$container.setAttribute('id', 'references-pane-container');
var $spacer = document.createElement('div');
$spacer.setAttribute('id', 'references-pane-spacer');
this.$pane = document.createElement('div');
this.$pane.setAttribute('id', 'references-pane');
this.$container.appendChild($spacer);
this.$container.appendChild(this.$pane);
this.$header = document.createElement('div');
this.$header.classList.add('menu-pane-header');
this.$header.textContent = 'References to ';
this.$headerRefId = document.createElement('a');
this.$header.appendChild(this.$headerRefId);
this.$closeButton = document.createElement('span');
this.$closeButton.setAttribute('id', 'references-pane-close');
this.$closeButton.addEventListener(
'click',
function (e) {
this.deactivate();
}.bind(this)
);
this.$header.appendChild(this.$closeButton);
this.$pane.appendChild(this.$header);
var tableContainer = document.createElement('div');
tableContainer.setAttribute('id', 'references-pane-table-container');
this.$table = document.createElement('table');
this.$table.setAttribute('id', 'references-pane-table');
this.$tableBody = this.$table.createTBody();
tableContainer.appendChild(this.$table);
this.$pane.appendChild(tableContainer);
menu.$specContainer.appendChild(this.$container);
},
activate: function () {
this.$container.classList.add('active');
},
deactivate: function () {
this.$container.classList.remove('active');
},
showReferencesFor(entry) {
this.activate();
var newBody = document.createElement('tbody');
var previousId;
var previousCell;
var dupCount = 0;
this.$headerRefId.textContent = '#' + entry.id;
this.$headerRefId.setAttribute('href', '#' + entry.id);
entry.referencingIds
.map(function (id) {
var target = document.getElementById(id);
var cid = findParentClauseId(target);
var clause = menu.search.biblio.byId[cid];
return { id: id, clause: clause };
})
.sort(function (a, b) {
return sortByClauseNumber(a.clause, b.clause);
})
.forEach(function (record, i) {
if (previousId === record.clause.id) {
previousCell.innerHTML += ' (<a href="#' + record.id + '">' + (dupCount + 2) + '</a>)';
dupCount++;
} else {
var row = newBody.insertRow();
var cell = row.insertCell();
cell.innerHTML = record.clause.number;
cell = row.insertCell();
cell.innerHTML = '<a href="#' + record.id + '">' + record.clause.titleHTML + '</a>';
previousCell = cell;
previousId = record.clause.id;
dupCount = 0;
}
}, this);
this.$table.removeChild(this.$tableBody);
this.$tableBody = newBody;
this.$table.appendChild(this.$tableBody);
},
};
function findParentClauseId(node) {
while (
node &&
node.nodeName !== 'EMU-CLAUSE' &&
node.nodeName !== 'EMU-INTRO' &&
node.nodeName !== 'EMU-ANNEX'
) {
node = node.parentNode;
}
if (!node) return null;
return node.getAttribute('id');
}
function sortByClauseNumber(c1, c2) {
var c1c = c1.number.split('.');
var c2c = c2.number.split('.');
for (var i = 0; i < c1c.length; i++) {
if (i >= c2c.length) {
return 1;
}
var c1 = c1c[i];
var c2 = c2c[i];
var c1cn = Number(c1);
var c2cn = Number(c2);
if (Number.isNaN(c1cn) && Number.isNaN(c2cn)) {
if (c1 > c2) {
return 1;
} else if (c1 < c2) {
return -1;
}
} else if (!Number.isNaN(c1cn) && Number.isNaN(c2cn)) {
return -1;
} else if (Number.isNaN(c1cn) && !Number.isNaN(c2cn)) {
return 1;
} else if (c1cn > c2cn) {
return 1;
} else if (c1cn < c2cn) {
return -1;
}
}
if (c1c.length === c2c.length) {
return 0;
}
return -1;
}
document.addEventListener('DOMContentLoaded', function () {
Toolbox.init();
referencePane.init();
});
var CLAUSE_NODES = ['EMU-CLAUSE', 'EMU-INTRO', 'EMU-ANNEX'];
function findLocalReferences($elem) {
var name = $elem.innerHTML;
var references = [];
var parentClause = $elem.parentNode;
while (parentClause && CLAUSE_NODES.indexOf(parentClause.nodeName) === -1) {
parentClause = parentClause.parentNode;
}
if (!parentClause) return;
var vars = parentClause.querySelectorAll('var');
for (var i = 0; i < vars.length; i++) {
var $var = vars[i];
if ($var.innerHTML === name) {
references.push($var);
}
}
return references;
}
function toggleFindLocalReferences($elem) {
var references = findLocalReferences($elem);
if ($elem.classList.contains('referenced')) {
references.forEach(function ($reference) {
$reference.classList.remove('referenced');
});
} else {
references.forEach(function ($reference) {
$reference.classList.add('referenced');
});
}
}
function installFindLocalReferences() {
document.addEventListener('click', function (e) {
if (e.target.nodeName === 'VAR') {
toggleFindLocalReferences(e.target);
}
});
}
document.addEventListener('DOMContentLoaded', installFindLocalReferences);
</script><style>body {
display: flex;
font-size: 18px;
line-height: 1.5;
font-family: Cambria, Palatino Linotype, Palatino, Liberation Serif, serif;
padding: 0;
margin: 0;
color: #111;
}
#spec-container {
padding: 0 20px;
flex-grow: 1;
flex-basis: 66%;
box-sizing: border-box;
overflow: hidden;
}
body.oldtoc {
margin: 0 auto;
}
a {
text-decoration: none;
color: #206ca7;
}
a:visited {
color: #206ca7;
}
a:hover {
text-decoration: underline;
color: #239dee;
}