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const UNKNOWN_FUNCTION = "<unknown>";
import type {
FallbackMessageContainer,
JSException,
Location,
Message,
SourceLine,
StackFrame,
WebsocketMessageBuildFailure,
} from "../../src/api/schema";
/**
* This parses the different stack traces and puts them into one format
* This borrows heavily from TraceKit (https://github.com/csnover/TraceKit)
*/
export function parse(stackString): StackFrame[] {
const lines = stackString.split("\n");
return lines.reduce((stack, line) => {
const parseResult =
parseChrome(line) ||
parseWinjs(line) ||
parseGecko(line) ||
parseNode(line) ||
parseJSC(line);
if (parseResult) {
stack.push(parseResult);
}
return stack;
}, []);
}
const formatFile = (file) => {
if (!file) {
return "";
}
if (file.startsWith("blob:")) {
if (globalThis["__BUN"]?.client) {
const replacement =
globalThis["__BUN"]?.client.dependencies.getFilePathFromBlob(file);
if (replacement) {
file = replacement;
}
}
}
var _file = String(file);
if (_file.startsWith(globalThis.location?.origin)) {
_file = _file.substring(globalThis.location?.origin.length);
}
while (_file.startsWith("/")) {
_file = _file.substring(1);
}
if (_file.endsWith(".bun")) {
_file = "node_modules.bun";
}
return _file;
};
const chromeRe =
/^\s*at (.*?) ?\(((?:file|https?|blob|chrome-extension|native|eval|webpack|<anonymous>|\/|[a-z]:\\|\\\\).*?)(?::(\d+))?(?::(\d+))?\)?\s*$/i;
const chromeEvalRe = /\((\S*)(?::(\d+))(?::(\d+))\)/;
function parseChrome(line) {
const parts = chromeRe.exec(line);
if (!parts) {
return null;
}
const isNative = parts[2] && parts[2].indexOf("native") === 0; // start of line
const isEval = parts[2] && parts[2].indexOf("eval") === 0; // start of line
const submatch = chromeEvalRe.exec(parts[2]);
if (isEval && submatch != null) {
// throw out eval line/column and use top-most line/column number
parts[2] = submatch[1]; // url
parts[3] = submatch[2]; // line
parts[4] = submatch[3]; // column
}
return {
file: formatFile(!isNative ? parts[2] : null),
function_name: parts[1] || "",
position: {
line: parts[3] ? +parts[3] : null,
column_start: parts[4] ? +parts[4] : null,
},
};
}
const winjsRe =
/^\s*at (?:((?:\[object object\])?.+) )?\(?((?:file|ms-appx|https?|webpack|blob):.*?):(\d+)(?::(\d+))?\)?\s*$/i;
function parseWinjs(line) {
const parts = winjsRe.exec(line);
if (!parts) {
return null;
}
return {
file: formatFile(parts[2]),
function_name: parts[1],
position: {
line: +parts[3],
column_start: parts[4] ? +parts[4] : null,
},
};
}
const geckoRe =
/^\s*(.*?)(?:\((.*?)\))?(?:^|@)((?:file|https?|blob|chrome|webpack|resource|\[native).*?|[^@]*bundle)(?::(\d+))?(?::(\d+))?\s*$/i;
const geckoEvalRe = /(\S+) line (\d+)(?: > eval line \d+)* > eval/i;
function parseGecko(line) {
const parts = geckoRe.exec(line);
if (!parts) {
return null;
}
const isEval = parts[3] && parts[3].indexOf(" > eval") > -1;
const submatch = geckoEvalRe.exec(parts[3]);
if (isEval && submatch != null) {
// throw out eval line/column and use top-most line number
parts[3] = submatch[1];
parts[4] = submatch[2];
parts[5] = null; // no column when eval
}
return {
file: formatFile(parts[3]),
function_name: parts[1] || "",
position: {
line: parts[4] ? +parts[4] : null,
column_start: parts[5] ? +parts[5] : null,
},
};
}
const javaScriptCoreRe =
/^\s*(?:([^@]*)(?:\((.*?)\))?@)?(\S.*?):(\d+)(?::(\d+))?\s*$/i;
function parseJSC(line) {
const parts = javaScriptCoreRe.exec(line);
if (!parts) {
return null;
}
return {
file: formatFile(parts[3]),
function_name: parts[1] || "",
position: {
line: +parts[4],
column_start: parts[5] ? +parts[5] : null,
},
};
}
const nodeRe =
/^\s*at (?:((?:\[object object\])?[^\\/]+(?: \[as \S+\])?) )?\(?(.*?):(\d+)(?::(\d+))?\)?\s*$/i;
function parseNode(line) {
const parts = nodeRe.exec(line);
if (!parts) {
return null;
}
return {
file: formatFile(parts[2]),
function_name: parts[1] || "",
position: {
line: +parts[3],
column_start: parts[4] ? +parts[4] : null,
},
};
}
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