How to use the ncname.test function in ncname
To help you get started, we’ve selected a few ncname examples, based on popular ways it is used in public projects.
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angular / batarang / hint.bundle.js View on Github 
}
if (name.indexOf('-') === -1) {
return 'Custom element names must contain a hyphen. Example: unicorn-cake';
}
if (/^\d/i.test(name)) {
return 'Custom element names must not start with a digit.';
}
if (/^-/i.test(name)) {
return 'Custom element names must not start with a hyphen.';
}
// http://www.w3.org/TR/custom-elements/#concepts
if (!ncname.test(name)) {
return 'Invalid element name.';
}
if (reservedNames.indexOf(name) !== -1) {
return 'The supplied element name is reserved and can\'t be used.\nSee: http://www.w3.org/TR/custom-elements/#concepts';
}
};ncname
Regular expression for matching XML NCName
