51 lines
1.6 KiB
TypeScript
51 lines
1.6 KiB
TypeScript
import {
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assertionFrom,
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stringify,
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Assertable,
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Assertion,
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Dictionary,
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Facet,
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Ref,
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Turn,
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} from '@syndicate-lang/core';
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export message type LogEntry(timestamp: string, detail: Dictionary<Ref>) = Symbol.for('log');
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export let logTarget: Ref | null = null;
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export let logId: Assertion | null = null;
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export let logService: Assertion | null = null;
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export let logFacet: Facet | null = null;
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export function setupLog(target: Ref, id?: Assertable, service?: Assertable) {
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logTarget = target;
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logId = (id !== null && id !== void 0) ? assertionFrom(id) : null;
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logService = (service !== null && service !== void 0) ? assertionFrom(service) : null;
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logFacet = Turn.activeFacet;
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}
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export function log(... values: Assertable[]) {
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console.log(... values);
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logValues(values);
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}
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export function logValues(values: Assertable[]) {
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if (logFacet !== null && logFacet.isLive) {
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logFacet.turn(() => {
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if (logTarget === null) return;
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at logTarget {
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const d = new Dictionary<Ref>();
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if (logId !== null) d.set(Symbol.for('pid'), logId);
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if (logService !== null) d.set(Symbol.for('service'), logService);
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d.set(Symbol.for('line'), values.map(v => typeof(v) === 'string' ? v : stringify(v)).join(' '));
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send message LogEntry((new Date()).toISOString(), d);
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}
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});
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}
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}
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const oldConsoleError = console.error;
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console.error = (... values: any[]) => {
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oldConsoleError(... values);
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logValues(['ERROR', ... values.map(v => '' + v)]);
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};
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