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<html><head>
<title>yosys.js example application</title>
</head><body onload="document.getElementById('command').focus()">
<h1>yosys.js example application</h1>
<div><textarea id="output" style="width: 100%" rows="30" cols="100"></textarea></div>
<div id="wait" style="display: block"><br/><b><span id="waitmsg">Loading...</span></b></div>
<div id="input" style="display: none"><form onsubmit="return run_command()"><tt><span id="prompt"><br/>yosys> </span></tt><input id="command" type="text" size="100"></form></div>
<script type='text/javascript'>
var got_log_messages = false;
var Module = {
print: (function() {
var element = document.getElementById('output');
if (element) element.value = ''; // clear browser cache
return function(text) {
if (!got_log_messages) {
document.getElementById('wait').style.display = 'none';
document.getElementById('input').style.display = 'block';
document.getElementById('waitmsg').innerText = 'Waiting for yosys.js...';
got_log_messages = true;
}
if (element && typeof(text) != "number") {
element.value += text + "\n";
element.scrollTop = element.scrollHeight; // focus on bottom
}
};
})(),
printErr: (function() {
var element = document.getElementById('output');
if (element) element.value = ''; // clear browser cache
return function(text) {
if (element && typeof(text) != "number") {
console.log(text);
if (got_log_messages) {
element.value += text + "\n";
element.scrollTop = element.scrollHeight; // focus on bottom
}
}
};
})(),
command: (function(cmd) {
Module.ccall('run', '', ['string'], [cmd])
}),
prompt: (function(cmd) {
return Module.ccall('prompt', 'string', [], [])
})
};
function run_command() {
var cmd = document.getElementById('command').value;
document.getElementById('command').value = '';
Module.print(Module.prompt() + cmd);
document.getElementById('wait').style.display = 'block';
document.getElementById('input').style.display = 'none';
function run_command_bh() {
try {
Module.command(cmd);
} catch (e) {
Module.print('Caught JavaScript exception. (see JavaScript console for details.)');
console.log(e);
}
document.getElementById('wait').style.display = 'none';
document.getElementById('input').style.display = 'block';
document.getElementById('prompt').innerText = Module.prompt();
document.getElementById('command').focus();
}
window.setTimeout(run_command_bh, 50);
return false;
}
</script>
<script async type="text/javascript" src="yosys.js"></script>
</body></html>
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