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tyneq / ValidationBuilder

Class: ValidationBuilder ​

Defined in: src/utility/ValidationBuilder.ts:19

Accumulates validation errors and throws a single ValidationError containing all of them.

Use when multiple independent arguments must be validated together so callers see all failures in one throw rather than one at a time.

Example ​

ts
new ValidationBuilder()
    .check(() => ArgumentUtility.checkNotOptional({ selector }))
    .check(() => ArgumentUtility.checkPositive({ count }))
    .throwIfAny();

Constructors ​

Constructor ​

new ValidationBuilder(): ValidationBuilder

Returns ​

ValidationBuilder

Methods ​

check() ​

check(fn): this

Defined in: src/utility/ValidationBuilder.ts:25

Runs fn and collects any thrown error message. Returns this for chaining.

Parameters ​

ParameterType
fn() => void

Returns ​

this

throwIfAny() ​

throwIfAny(): void

Defined in: src/utility/ValidationBuilder.ts:39

Throws a ValidationError with all collected messages if any check calls failed. Does nothing when no errors were collected.

Returns ​

void