149 lines
3.9 KiB
TypeScript
149 lines
3.9 KiB
TypeScript
/*
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* Copyright (C) 2026 Fluxer Contributors
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*
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* This file is part of Fluxer.
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*
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* Fluxer is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Fluxer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
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*/
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import {APIErrorCodes} from '@fluxer/constants/src/ApiErrorCodes';
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import {FluxerError} from '@fluxer/errors/src/FluxerError';
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import {HTTPException} from 'hono/http-exception';
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const apiErrorCodeSet = new Set<string>(Object.values(APIErrorCodes));
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function isRecord(value: unknown): value is Record<string, unknown> {
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return typeof value === 'object' && value !== null;
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}
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function isApiErrorCode(value: unknown): value is string {
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return typeof value === 'string' && apiErrorCodeSet.has(value);
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}
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export function getErrorRecord(err: unknown): Record<string, unknown> | null {
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if (!isRecord(err)) {
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return null;
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}
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return err;
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}
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export function resolveApiErrorCode(err: unknown): string | null {
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if (err instanceof FluxerError) {
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return err.code;
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}
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if (err instanceof HTTPException && 'code' in err && typeof err.code === 'string') {
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if (isApiErrorCode(err.code)) {
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return err.code;
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}
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}
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const record = getErrorRecord(err);
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if (!record) {
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return null;
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}
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if (isApiErrorCode(record.code)) {
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return record.code;
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}
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if (isApiErrorCode(record.message)) {
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return record.message;
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}
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return null;
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}
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export function resolveErrorStatus(err: unknown): number | null {
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if (err instanceof FluxerError || err instanceof HTTPException) {
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return err.status;
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}
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const record = getErrorRecord(err);
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if (!record || typeof record.status !== 'number') {
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return null;
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}
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return record.status >= 100 && record.status <= 599 ? record.status : null;
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}
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export function resolveErrorData(err: unknown): Record<string, unknown> | undefined {
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if (err instanceof HTTPException && 'data' in err && isRecord(err.data)) {
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return err.data;
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}
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const record = getErrorRecord(err);
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if (!record) {
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return undefined;
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}
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if (isRecord(record.data)) {
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return record.data;
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}
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return undefined;
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}
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export function resolveErrorHeaders(err: unknown): Record<string, string> | undefined {
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if (err instanceof HTTPException && 'headers' in err && isRecord(err.headers)) {
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const headers: Record<string, string> = {};
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for (const [key, value] of Object.entries(err.headers)) {
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if (typeof value === 'string') {
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headers[key] = value;
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}
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}
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return Object.keys(headers).length > 0 ? headers : undefined;
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}
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const record = getErrorRecord(err);
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if (!record || !isRecord(record.headers)) {
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return undefined;
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}
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const headers: Record<string, string> = {};
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for (const [key, value] of Object.entries(record.headers)) {
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if (typeof value === 'string') {
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headers[key] = value;
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}
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}
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return Object.keys(headers).length > 0 ? headers : undefined;
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}
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export function resolveMessageVariables(err: unknown): Record<string, unknown> | undefined {
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if (err instanceof HTTPException && 'messageVariables' in err && isRecord(err.messageVariables)) {
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return err.messageVariables;
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}
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const record = getErrorRecord(err);
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if (!record) {
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return undefined;
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}
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return isRecord(record.messageVariables) ? record.messageVariables : undefined;
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}
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export function resolveErrorMessage(err: unknown): string | undefined {
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const record = getErrorRecord(err);
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if (!record || typeof record.message !== 'string') {
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return undefined;
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}
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return record.message;
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}
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export function hasApiErrorCode(value: string): boolean {
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return apiErrorCodeSet.has(value);
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}
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