29 lines
933 B
TypeScript
29 lines
933 B
TypeScript
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import { ErrorLike } from "./types";
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/**
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* The Property Descriptor of a lazily-computed `stack` property.
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*/
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interface LazyStack {
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configurable: true;
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/**
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* Lazily computes the error's stack trace.
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*/
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get(): string | undefined;
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}
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/**
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* Is the property lazily computed?
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*/
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export declare function isLazyStack(stackProp: PropertyDescriptor | undefined): stackProp is LazyStack;
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/**
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* Is the stack property writable?
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*/
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export declare function isWritableStack(stackProp: PropertyDescriptor | undefined): boolean;
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/**
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* Appends the original `Error.stack` property to the new Error's stack.
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*/
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export declare function joinStacks(newError: ErrorLike, originalError?: ErrorLike): string | undefined;
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/**
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* Calls `joinStacks` lazily, when the `Error.stack` property is accessed.
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*/
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export declare function lazyJoinStacks(lazyStack: LazyStack, newError: ErrorLike, originalError?: ErrorLike): void;
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export {};
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