alsatian-fluent-assertions/dist/errors/spec-error.js

Fluent assertions extension to Alsatian xUnit framework.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const StackTrace = require("stacktrace-js");
const base_error_1 = require("./base-error");
class SpecError extends base_error_1.BaseError {
    static _stringifyPosition(node) {
        let current = node;
        let result = current.name;
        while (current.parent) {
            current = current.parent;
            result = `${current.fullname}.${result}`;
        }
        return result;
    }
    static _filterToUserFrames(f) {
        const fn = f.functionName || "";
        return ((f.source || "").indexOf("alsatian-fluent-assertions") === -1 ||
            (fn.indexOf("PropertiesMatcher") === -1 &&
                fn.indexOf("SimpleMatcher") === -1 &&
                fn.indexOf("Operators") === -1));
    }
    constructor(node, _message, expected, actual, nested = false) {
        if (nested) {
            super(_message, expected, actual);
            return;
        }
        let frames = StackTrace.getSync();
        frames = frames.filter(SpecError._filterToUserFrames);
        const line = (frames[1] || {}).lineNumber;
        let message = `${_message} @ ${SpecError._stringifyPosition(node)}`;
        if (line) {
            message += `, line: ${line}.`;
        }
        super(message, expected, actual);
    }
}
exports.SpecError = SpecError;
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