Website Structure

Frontend-Learner/node_modules/errx/dist/index.d.ts

@@ -0,0 +1,11 @@
+interface ParsedTrace {
+    column?: number;
+    function?: string;
+    line?: number;
+    source: string;
+}
+declare function captureRawStackTrace(): string | undefined;
+declare function captureStackTrace(): ParsedTrace[];
+declare function parseRawStackTrace(stacktrace: string): ParsedTrace[];
+
+export { type ParsedTrace, captureRawStackTrace, captureStackTrace, parseRawStackTrace };

Frontend-Learner/node_modules/errx/dist/index.js

@@ -0,0 +1,46 @@
+const IS_ABSOLUTE_RE = /^[/\\](?![/\\])|^[/\\]{2}(?!\.)|^[a-z]:[/\\]/i;
+const LINE_RE = /^\s+at (?:(?<function>[^)]+) \()?(?<source>[^)]+)\)?$/u;
+const SOURCE_RE = /^(?<source>.+):(?<line>\d+):(?<column>\d+)$/u;
+function captureRawStackTrace() {
+  if (!Error.captureStackTrace) {
+    return;
+  }
+  const stack = new Error();
+  Error.captureStackTrace(stack);
+  return stack.stack;
+}
+function captureStackTrace() {
+  const stack = captureRawStackTrace();
+  return stack ? parseRawStackTrace(stack) : [];
+}
+function parseRawStackTrace(stacktrace) {
+  const trace = [];
+  for (const line of stacktrace.split("\n")) {
+    const parsed = LINE_RE.exec(line)?.groups;
+    if (!parsed) {
+      continue;
+    }
+    if (!parsed.source) {
+      continue;
+    }
+    const parsedSource = SOURCE_RE.exec(parsed.source)?.groups;
+    if (parsedSource) {
+      Object.assign(parsed, parsedSource);
+    }
+    if (IS_ABSOLUTE_RE.test(parsed.source)) {
+      parsed.source = `file://${parsed.source}`;
+    }
+    if (parsed.source === import.meta.url) {
+      continue;
+    }
+    for (const key of ["line", "column"]) {
+      if (parsed[key]) {
+        parsed[key] = Number(parsed[key]);
+      }
+    }
+    trace.push(parsed);
+  }
+  return trace;
+}
+
+export { captureRawStackTrace, captureStackTrace, parseRawStackTrace };