本文整理汇总了TypeScript中is_js.not.null方法的典型用法代码示例。如果您正苦于以下问题：TypeScript not.null方法的具体用法？TypeScript not.null怎么用？TypeScript not.null使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类is_js.not的用法示例。
在下文中一共展示了not.null方法的7个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: isValidUsd
private isValidUsd (usd: string | number) {
check(is.not.null(usd), 'USD is not set')
check(is.not.empty(usd), 'USD is not set')
check(is.number(Number(usd)), 'USD is not a valid number')
check(is.above(Number(usd), -1), 'USD must be a positive number')
return true
}示例2: isValidDeposit
private isValidDeposit (deposit: string | number) {
check(is.not.null(deposit), 'Deposit is not set')
check(is.not.empty(deposit), 'Deposit is not set')
check(is.number(Number(deposit)), 'Deposit is not a valid number')
check(is.above(Number(deposit), -1), 'Deposit must be a positive number')
return true
}示例3: isValidCharge
private isValidCharge (charge: string | number) {
check(is.not.null(charge), 'Charge is not set')
check(is.not.empty(charge), 'Charge is not set')
check(is.number(Number(charge)), `Charge is not a valid number: ${charge}`)
check(is.above(Number(charge), -1), 'Charge must be a positive number')
return true
}示例4: isValidDate
/**
* Validates that the input string is a valid date formatted as "mm/dd/yyyy"
* @param {String} dateString String with date to check.
* @return {Boolean} checked date
* Extrated from
* @url http://stackoverflow.com/questions/6177975/how-to-validate-date-with-format-mm-dd-yyyy-in-javascript
*/
private isValidDate (dateString) {
check(is.not.null(dateString), 'Date is not set')
check(is.not.empty(dateString), 'Date is not set')
// First check for the pattern
if (!/^\d{1,2}\/\d{1,2}\/\d{4}$/.test(dateString)) {
throw new Error('Invalid date string')
}
// Parse the date parts to integers
const parts = dateString.split('/')
const day = parseInt(parts[0], 10)
const month = parseInt(parts[1], 10)
const year = parseInt(parts[2], 10)
// Check the ranges of month and year
if (year < 1000 || year > 3000 || month === 0 || month > 12) {
throw new Error('Invalid date string')
}
const monthLength = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
// Adjust for leap years
if (year % 400 === 0 || (year % 100 !== 0 && year % 4 === 0)) {
monthLength[1] = 29
}
// Check the range of the day
return day > 0 && day <= monthLength[month - 1]
}示例5: isValidKind
private isValidKind (kind: string) {
const noType = lodash.includes(TRANSACTION_TYPES, kind)
check(is.not.null(kind), 'Kind is not set')
check(is.not.empty(kind), 'Kind is not set')
if (!noType) {
throw new Error('Invalid transaction kind.')
}
if (typeof kind === 'undefined') {
throw new Error('Kind cannot be undefined')
}
}示例6: isValidDescription
private isValidDescription (description: string): boolean {
check(is.not.null(description), 'Description can\'t be empty')
check(is.not.empty(description), 'Description can\'t be empty')
check(is.string(description), 'Description must be a string')
return true
};示例7: isValidBalance
private isValidBalance (balance: number | string) {
check(is.not.null(balance), 'Balance is not set')
check(is.not.empty(balance), 'Balance is not set')
check(is.number(Number(balance)), 'Balance is not a valid number')
return true
}