@logtail/edge/dist/cjs/context.js

Better Stack Edge runtime logger (formerly Logtail)

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.getStackContext = getStackContext;
const stack_trace_1 = __importDefault(require("stack-trace"));
/**
 * Determines the file name and the line number from which the log
 * was initiated (if we're able to tell).
 *
 * @returns Context The caller's filename and the line number
 */
function getStackContext(logtail) {
    const stackFrame = getCallingFrame(logtail);
    if (stackFrame === null)
        return {};
    return {
        context: {
            runtime: {
                file: stackFrame.getFileName(),
                type: stackFrame.getTypeName(),
                method: stackFrame.getMethodName(),
                function: stackFrame.getFunctionName(),
                line: stackFrame.getLineNumber(),
                column: stackFrame.getColumnNumber(),
            },
        },
    };
}
function getCallingFrame(logtail) {
    for (let fn of [logtail.warn, logtail.error, logtail.info, logtail.debug, logtail.log]) {
        const stack = stack_trace_1.default.get(fn);
        if ((stack === null || stack === void 0 ? void 0 : stack.length) > 0)
            return getRelevantStackFrame(stack);
    }
    return null;
}
function getRelevantStackFrame(frames) {
    let reversedFrames = frames.reverse();
    let index = reversedFrames.findIndex((frame) => frame.getTypeName() === "EdgeWithExecutionContext");
    if (index > 0)
        return reversedFrames[index - 1];
    return frames[0];
}
//# sourceMappingURL=context.js.map