change return type from "BigNumber" to "this" #369
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The hard-coded return type "BigNumber" prevents subclasses from working correctly with TypeScript types when super class methods are called. See MikeMcl#368, this PR closes MikeMcl#368
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The hard-coded return type "BigNumber" prevents subclasses from working correctly with TypeScript types when superclass methods are called.
See #368, this PR closes #368
Note: I didn't change the return type of
static isBigNumber(value: any): value is BigNumber;because its name implies checking whether the instance is a specificallyBigNumber. Also, it works in subclasses as expected because all subclasses are also instances ofBigNumber.