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add error prototypes and remove specific error classes
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@gudnuf
gudnuf committed Dec 4, 2024
1 parent 7c5d049 commit fb225d8
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Showing 2 changed files with 56 additions and 123 deletions.
175 changes: 54 additions & 121 deletions src/model/Errors.ts
View file
Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,8 @@ export class HttpResponseError extends Error {
constructor(message: string, status: number) {
super(message);
this.status = status;
this.name = 'HttpResponseError';
Object.setPrototypeOf(this, HttpResponseError.prototype);
}
}

Expand All @@ -11,135 +13,66 @@ export class NetworkError extends Error {
constructor(message: string, status: number) {
super(message);
this.status = status;
this.name = 'NetworkError';
Object.setPrototypeOf(this, NetworkError.prototype);
}
}

export class MintOperationError extends Error {
code: number;
detail: string;

constructor(message: string, code: number, detail: string) {
constructor(code: number, detail: string) {
let message: string;
switch (code) {
case 10002:
message = 'Blinded message of output already signed';
break;
case 10003:
message = 'Token could not be verified';
break;
case 11001:
message = 'Token is already spent';
break;
case 11002:
message = 'Transaction is not balanced (inputs != outputs)';
break;
case 11005:
message = 'Unit in request is not supported';
break;
case 11006:
message = 'Amount outside of limit range';
break;
case 12001:
message = 'Keyset is not known';
break;
case 12002:
message = 'Keyset is inactive, cannot sign messages';
break;
case 20001:
message = 'Quote request is not paid';
break;
case 20002:
message = 'Tokens have already been issued for quote';
break;
case 20003:
message = 'Minting is disabled';
break;
case 20005:
message = 'Quote is pending';
break;
case 20006:
message = 'Invoice already paid';
break;
case 20007:
message = 'Quote is expired';
break;
default:
message = 'Unknown mint operation error';
}
super(message);
this.code = code;
this.detail = detail;
}
}

export class BlindedMessageAlreadySignedError extends MintOperationError {
constructor(detail: string) {
super('Blinded message of output already signed', 10002, detail);
}
}

export class TokenVerificationError extends MintOperationError {
constructor(detail: string) {
super('Token could not be verified', 10003, detail);
}
}

export class TokenAlreadySpentError extends MintOperationError {
constructor(detail: string) {
super('Token is already spent', 11001, detail);
}
}

export class TransactionNotBalancedError extends MintOperationError {
constructor(detail: string) {
super('Transaction is not balanced (inputs != outputs)', 11002, detail);
}
}

export class UnsupportedUnitError extends MintOperationError {
constructor(detail: string) {
super('Unit in request is not supported', 11005, detail);
}
}

export class AmountOutOfLimitError extends MintOperationError {
constructor(detail: string) {
super('Amount outside of limit range', 11006, detail);
}
}

export class KeysetUnknownError extends MintOperationError {
constructor(detail: string) {
super('Keyset is not known', 12001, detail);
}
}

export class KeysetInactiveError extends MintOperationError {
constructor(detail: string) {
super('Keyset is inactive, cannot sign messages', 12002, detail);
}
}

export class QuoteRequestNotPaidError extends MintOperationError {
constructor(detail: string) {
super('Quote request is not paid', 20001, detail);
}
}

export class TokensAlreadyIssuedError extends MintOperationError {
constructor(detail: string) {
super('Tokens have already been issued for quote', 20002, detail);
}
}

export class MintingDisabledError extends MintOperationError {
constructor(detail: string) {
super('Minting is disabled', 20003, detail);
}
}

export class QuotePendingError extends MintOperationError {
constructor(detail: string) {
super('Quote is pending', 20005, detail);
}
}

export class InvoiceAlreadyPaidError extends MintOperationError {
constructor(detail: string) {
super('Invoice already paid', 20006, detail);
}
}

export class QuoteExpiredError extends MintOperationError {
constructor(detail: string) {
super('Quote is expired', 20007, detail);
}
}

export function createMintOperationError(code: number, detail: string): MintOperationError {
switch (code) {
case 10002:
return new BlindedMessageAlreadySignedError(detail);
case 10003:
return new TokenVerificationError(detail);
case 11001:
return new TokenAlreadySpentError(detail);
case 11002:
return new TransactionNotBalancedError(detail);
case 11005:
return new UnsupportedUnitError(detail);
case 11006:
return new AmountOutOfLimitError(detail);
case 12001:
return new KeysetUnknownError(detail);
case 12002:
return new KeysetInactiveError(detail);
case 20001:
return new QuoteRequestNotPaidError(detail);
case 20002:
return new TokensAlreadyIssuedError(detail);
case 20003:
return new MintingDisabledError(detail);
case 20005:
return new QuotePendingError(detail);
case 20006:
return new InvoiceAlreadyPaidError(detail);
case 20007:
return new QuoteExpiredError(detail);
default:
return new MintOperationError('Unknown mint operation error', code, detail);
this.name = 'MintOperationError';
Object.setPrototypeOf(this, MintOperationError.prototype);
}
}
4 changes: 2 additions & 2 deletions src/request.ts
View file
Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
import { HttpResponseError, NetworkError, createMintOperationError } from './model/Errors';
import { HttpResponseError, NetworkError, MintOperationError } from './model/Errors';

type RequestArgs = {
endpoint: string;
Expand Down Expand Up @@ -46,7 +46,7 @@ async function _request({
const errorData = await response.json().catch(() => ({ error: 'bad response' }));

if (response.status === 400 && 'code' in errorData && 'detail' in errorData) {
throw createMintOperationError(errorData.code as number, errorData.detail as string);
throw new MintOperationError(errorData.code as number, errorData.detail as string);
}

throw new HttpResponseError(
Expand Down

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