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const FIREFOX_SAFARI_STACK_REGEXP = /(^|@)\S+:\d+/;
const CHROME_IE_STACK_REGEXP = /^\s*at .*(\S+:\d+|\(native\))/m;
const SAFARI_NATIVE_CODE_REGEXP = /^(eval@)?(\[native code\])?$/;
function parse(error, options) {
if (typeof error.stacktrace !== "undefined" || typeof error["opera#sourceloc"] !== "undefined")
return parseOpera(error, options);
else if (error.stack && error.stack.match(CHROME_IE_STACK_REGEXP))
return parseV8OrIE(error, options);
else if (error.stack)
return parseFFOrSafari(error, options);
else if (options?.allowEmpty)
return [];
else
throw new Error("Cannot parse given Error object");
}
function parseStack(stackString, options) {
if (stackString.match(CHROME_IE_STACK_REGEXP))
return parseV8OrIeString(stackString, options);
else
return parseFFOrSafariString(stackString, options);
}
function extractLocation(urlLike) {
if (!urlLike.includes(":"))
return [urlLike, void 0, void 0];
const regExp = /(.+?)(?::(\d+))?(?::(\d+))?$/;
const parts = regExp.exec(urlLike.replace(/[()]/g, ""));
return [parts[1], parts[2] || void 0, parts[3] || void 0];
}
function applySlice(lines, options) {
if (options && options.slice != null) {
if (Array.isArray(options.slice))
return lines.slice(options.slice[0], options.slice[1]);
return lines.slice(0, options.slice);
}
return lines;
}
function parseV8OrIE(error, options) {
return parseV8OrIeString(error.stack, options);
}
function parseV8OrIeString(stack, options) {
const filtered = applySlice(
stack.split("\n").filter((line) => {
return !!line.match(CHROME_IE_STACK_REGEXP);
}),
options
);
return filtered.map((line) => {
if (line.includes("(eval ")) {
line = line.replace(/eval code/g, "eval").replace(/(\(eval at [^()]*)|(,.*$)/g, "");
}
let sanitizedLine = line.replace(/^\s+/, "").replace(/\(eval code/g, "(").replace(/^.*?\s+/, "");
const location = sanitizedLine.match(/ (\(.+\)$)/);
sanitizedLine = location ? sanitizedLine.replace(location[0], "") : sanitizedLine;
const locationParts = extractLocation(location ? location[1] : sanitizedLine);
const functionName = location && sanitizedLine || void 0;
const fileName = ["eval", "<anonymous>"].includes(locationParts[0]) ? void 0 : locationParts[0];
return {
function: functionName,
file: fileName,
line: locationParts[1] ? +locationParts[1] : void 0,
col: locationParts[2] ? +locationParts[2] : void 0,
raw: line
};
});
}
function parseFFOrSafari(error, options) {
return parseFFOrSafariString(error.stack, options);
}
function parseFFOrSafariString(stack, options) {
const filtered = applySlice(
stack.split("\n").filter((line) => {
return !line.match(SAFARI_NATIVE_CODE_REGEXP);
}),
options
);
return filtered.map((line) => {
if (line.includes(" > eval"))
line = line.replace(/ line (\d+)(?: > eval line \d+)* > eval:\d+:\d+/g, ":$1");
if (!line.includes("@") && !line.includes(":")) {
return {
function: line
};
} else {
const functionNameRegex = /(([^\n\r"\u2028\u2029]*".[^\n\r"\u2028\u2029]*"[^\n\r@\u2028\u2029]*(?:@[^\n\r"\u2028\u2029]*"[^\n\r@\u2028\u2029]*)*(?:[\n\r\u2028\u2029][^@]*)?)?[^@]*)@/;
const matches = line.match(functionNameRegex);
const functionName = matches && matches[1] ? matches[1] : void 0;
const locationParts = extractLocation(line.replace(functionNameRegex, ""));
return {
function: functionName,
file: locationParts[0],
line: locationParts[1] ? +locationParts[1] : void 0,
col: locationParts[2] ? +locationParts[2] : void 0,
raw: line
};
}
});
}
function parseOpera(e, options) {
if (!e.stacktrace || e.message.includes("\n") && e.message.split("\n").length > e.stacktrace.split("\n").length)
return parseOpera9(e);
else if (!e.stack)
return parseOpera10(e);
else
return parseOpera11(e, options);
}
function parseOpera9(e, options) {
const lineRE = /Line (\d+).*script (?:in )?(\S+)/i;
const lines = e.message.split("\n");
const result = [];
for (let i = 2, len = lines.length; i < len; i += 2) {
const match = lineRE.exec(lines[i]);
if (match) {
result.push({
file: match[2],
line: +match[1],
raw: lines[i]
});
}
}
return applySlice(result, options);
}
function parseOpera10(e, options) {
const lineRE = /Line (\d+).*script (?:in )?(\S+)(?:: In function (\S+))?$/i;
const lines = e.stacktrace.split("\n");
const result = [];
for (let i = 0, len = lines.length; i < len; i += 2) {
const match = lineRE.exec(lines[i]);
if (match) {
result.push({
function: match[3] || void 0,
file: match[2],
line: match[1] ? +match[1] : void 0,
raw: lines[i]
});
}
}
return applySlice(result, options);
}
function parseOpera11(error, options) {
const filtered = applySlice(
// @ts-expect-error missing stack property
error.stack.split("\n").filter((line) => {
return !!line.match(FIREFOX_SAFARI_STACK_REGEXP) && !line.match(/^Error created at/);
}),
options
);
return filtered.map((line) => {
const tokens = line.split("@");
const locationParts = extractLocation(tokens.pop());
const functionCall = tokens.shift() || "";
const functionName = functionCall.replace(/<anonymous function(: (\w+))?>/, "$2").replace(/\([^)]*\)/g, "") || void 0;
let argsRaw;
if (functionCall.match(/\(([^)]*)\)/))
argsRaw = functionCall.replace(/^[^(]+\(([^)]*)\)$/, "$1");
const args = argsRaw === void 0 || argsRaw === "[arguments not available]" ? void 0 : argsRaw.split(",");
return {
function: functionName,
args,
file: locationParts[0],
line: locationParts[1] ? +locationParts[1] : void 0,
col: locationParts[2] ? +locationParts[2] : void 0,
raw: line
};
});
}
export { extractLocation, parse, parseFFOrSafari, parseFFOrSafariString, parseOpera, parseOpera10, parseOpera11, parseOpera9, parseStack, parseV8OrIE, parseV8OrIeString };