50 lines
2.0 KiB
JavaScript
50 lines
2.0 KiB
JavaScript
"use strict";
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
|
exports.validateFrameRange = void 0;
|
|
const validateFrameRange = (frameRange) => {
|
|
if (frameRange === null) {
|
|
return;
|
|
}
|
|
if (typeof frameRange === 'number') {
|
|
if (frameRange < 0) {
|
|
throw new TypeError('Frame must be a non-negative number, got ' + frameRange);
|
|
}
|
|
if (!Number.isFinite(frameRange)) {
|
|
throw new TypeError('Frame must be a finite number, got ' + frameRange);
|
|
}
|
|
if (!Number.isInteger(frameRange)) {
|
|
throw new Error(`Frame must be an integer, but got a float (${frameRange})`);
|
|
}
|
|
return;
|
|
}
|
|
if (Array.isArray(frameRange)) {
|
|
if (frameRange.length !== 2) {
|
|
throw new TypeError('Frame range must be a tuple, got an array with length ' +
|
|
frameRange.length);
|
|
}
|
|
for (const value of frameRange) {
|
|
if (typeof value !== 'number') {
|
|
throw new Error(`Each value of frame range must be a number, but got ${typeof value} (${JSON.stringify(value)})`);
|
|
}
|
|
if (!Number.isFinite(value)) {
|
|
throw new TypeError('Each value of frame range must be finite, but got ' + value);
|
|
}
|
|
if (!Number.isInteger(value)) {
|
|
throw new Error(`Each value of frame range must be an integer, but got a float (${value})`);
|
|
}
|
|
if (value < 0) {
|
|
throw new Error(`Each value of frame range must be non-negative, but got ${value}`);
|
|
}
|
|
}
|
|
const [first, second] = frameRange;
|
|
if (second < first) {
|
|
throw new Error('The second value of frame range must be not smaller than the first one, but got ' +
|
|
frameRange.join('-'));
|
|
}
|
|
return;
|
|
}
|
|
throw new TypeError('Frame range must be a number or a tuple of numbers, but got object of type ' +
|
|
typeof frameRange);
|
|
};
|
|
exports.validateFrameRange = validateFrameRange;
|