rc-js-util
Version:
A collection of TS and C++ utilities to help writing performant and correct applications, achieved through strict typing and (removable) invariant checking.
58 lines • 1.98 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports._Production = void 0;
const _debug_js_1 = require("../debug/_debug.js");
/**
* @public
* Utilities for production builds.
*/
class _Production {
/**
* @deprecated
* Throws an `Error` with the given message. If `_BUILD.DEBUG` is true and `_BUILD.DISABLE_BREAKPOINT_FLAG` is false or unset then a breakpoint will be hit first.
* Should not be used for "expected" errors (bad input etc).
*/
static error(message) {
if (_BUILD.DEBUG) {
if (!_debug_js_1._Debug.isFlagSet("DISABLE_BREAKPOINT")) {
_debug_js_1._Debug.breakpoint();
}
}
throw new Error(message);
}
/**
* Creates an `Error` with the given message. If `_BUILD.DEBUG` is true and `_BUILD.DISABLE_BREAKPOINT_FLAG` is false or unset then a breakpoint will be hit first.
* Should not be used for "expected" errors (bad input etc).
*/
static createError(message) {
if (_BUILD.DEBUG) {
if (!_debug_js_1._Debug.isFlagSet("DISABLE_BREAKPOINT")) {
_debug_js_1._Debug.breakpoint();
}
}
return new Error(message);
}
/**
* A function that will error if ever called. The parameter is asserted to be never, useful with switch statements, union types etc.
*
* @example
* ```typescript
* // adding extra values to the enum will cause a compiler error
* enum ETest { Foo = 1 };
* function test(value: ETest)
* {
* switch (value) {
* case ETest.Foo: return "potato";
* default: return _Production.assertValueIsNever(value);
* }
* }
* ```
*/
static assertValueIsNever(_value) {
throw _Production.createError("unexpected code path executed.");
}
constructor() {
}
}
exports._Production = _Production;
//# sourceMappingURL=_production.js.map