testv5 / data /common /non_final /www /parser /js /common.js
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// Compiled handlebars templates will go here, indexed by their ID
g_Handlebars = {}
$(document).ready(function() {
// Register some helper functions for handlebars:
// If a == b, output the text
Handlebars.registerHelper('ifEq', function(a, b, options) {
if (a === b) {
return options.fn(this);
}
return options.inverse(this);
});
// If the current context has a key named 'item', output the text
Handlebars.registerHelper('ifDefined', function(conditional, options) {
if (conditional !== undefined) {
return options.fn(this);
}
return options.inverse(this);
});
// Output a number as hex
Handlebars.registerHelper('toHex', function(item) {
return item ? "0x" + item.toString("16") : "";
});
// As soon as the page loads, we will look for all the handlebars templates and compile them. They should all have class="hbtemplate"
$(".hbtemplate").each(function(index) {
g_Handlebars[this.id] = Handlebars.compile($(this).html());
});
});
// Helper function for the array sort method, for selecting a key to sort by.
// Usage: spans.sort(sortWithKey(function(x) { return x.start; }));
function sortWithKey(sortKeyFn) {
return function(a, b) {
var aval = sortKeyFn(a),
bval = sortKeyFn(b);
if (aval < bval) { return -1; }
if (aval > bval) { return 1; }
return 0;
};
}
function findElementInCollectionWithKey(collection, keyName, keyValue) {
if (collection instanceof Array) {
var len = collection.length;
for(var i = 0; i < len; i++) {
if (collection[i][keyName] == keyValue) {
return collection[i];
}
}
}
else if (collection instanceof Object) {
for(var key in collection) {
if (collection.hasOwnProperty(key)) {
if (collection[key][keyName] == keyValue) {
return collection[key];
}
}
}
}
return null;
}