@konker.dev/tiny-error-fp/dist/lib.js

A configurable error for Typescript projects based on Effect-ts

export const hasTag = (tag) => (x) => {
    return typeof x === 'object' && !!x && '_tag' in x && typeof x._tag === 'string' && x._tag === tag;
};
// --------------------------------------------------------------------------
export function hasErrorMessage(x) {
    return typeof x === 'object' && !!x && 'message' in x && typeof x.message === 'string';
}
export function hasErrorName(x) {
    return typeof x === 'object' && !!x && 'name' in x && typeof x.name === 'string';
}
export function hasErrorStack(x) {
    return typeof x === 'object' && !!x && 'stack' in x && typeof x.stack === 'string';
}
// --------------------------------------------------------------------------
export function isError(x) {
    return x instanceof Error && hasErrorName(x) && hasErrorMessage(x);
}
export function toError(x) {
    return isError(x) ? x : new Error(String(x));
}
// --------------------------------------------------------------------------
export function getStackTraceString() {
    // eslint-disable-next-line fp/no-mutation
    Error.stackTraceLimit = 100;
    return Error().stack;
}
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