William Valentin
48 lines
1.5 KiB
TypeScript
48 lines
1.5 KiB
TypeScript
/**
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* Suppress known noisy runtime deprecations from transitive dependencies while
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* keeping all other warnings visible.
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*/
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export function shouldSuppressNodeWarning(code: string | undefined, message: string): boolean {
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if (code === 'DEP0040') {
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return true;
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}
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return /`punycode` module is deprecated/i.test(message);
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}
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export function installNodeWarningFilter(): void {
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const stateKey = Symbol.for('flynn.nodeWarningFilterInstalled');
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const globalState = globalThis as Record<PropertyKey, unknown>;
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if (globalState[stateKey]) {
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return;
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}
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globalState[stateKey] = true;
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const originalEmitWarning = process.emitWarning.bind(process);
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process.emitWarning = ((warning: unknown, ...args: unknown[]) => {
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const message = warning instanceof Error
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? warning.message
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: typeof warning === 'string'
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? warning
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: String(warning);
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let code: string | undefined;
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if (warning instanceof Error && typeof (warning as { code?: unknown }).code === 'string') {
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code = (warning as { code?: string }).code;
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}
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if (typeof args[0] === 'string') {
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code = args[0];
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} else if (args[0] && typeof args[0] === 'object' && typeof (args[0] as { code?: unknown }).code === 'string') {
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code = (args[0] as { code?: string }).code;
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}
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if (shouldSuppressNodeWarning(code, message)) {
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return;
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}
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(originalEmitWarning as (...params: unknown[]) => void)(warning, ...args);
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}) as typeof process.emitWarning;
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}
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installNodeWarningFilter();
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