22 lines
849 B
JavaScript
22 lines
849 B
JavaScript
"use strict";
|
|
|
|
const modifiers = /^(Command|Cmd|Control|Ctrl|CommandOrControl|CmdOrCtrl|Alt|Option|AltGr|Shift|Super)$/;
|
|
const keyCodes = /^([0-9A-Z)!@#$%^&*(:+<_>?~{|}";=,\-./`[\\\]']|F1*[1-9]|F10|F2[0-4]|Plus|Space|Tab|Backspace|Delete|Insert|Return|Enter|Up|Down|Left|Right|Home|End|PageUp|PageDown|Escape|Esc|VolumeUp|VolumeDown|VolumeMute|MediaNextTrack|MediaPreviousTrack|MediaStop|MediaPlayPause|PrintScreen)$/;
|
|
|
|
module.exports = function (str) {
|
|
let parts = str.split("+");
|
|
let keyFound = false;
|
|
return parts.every((val, index) => {
|
|
const isKey = keyCodes.test(val);
|
|
const isModifier = modifiers.test(val);
|
|
if (isKey) {
|
|
// Key must be unique
|
|
if (keyFound) return false;
|
|
keyFound = true;
|
|
}
|
|
// Key is required
|
|
if (index === parts.length - 1 && !keyFound) return false;
|
|
return isKey || isModifier;
|
|
});
|
|
};
|