Function clauseHeader

src/extraction/languages/erlang.ts:93–97

`name(Args) when Guard` — the clause text up to the `->`.

(clause: SyntaxNode, source: string)

/** `name(Args) when Guard` — the clause text up to the `->`. */
function clauseHeader(clause: SyntaxNode, source: string): string | undefined {
  const body = getChildByField(clause, 'body');
  const end = body ? body.startIndex : clause.endIndex;
  return collapseWs(source.substring(clause.startIndex, end)) || undefined;
}

function handleFunDecl(node: SyntaxNode, ctx: ExtractorContext): boolean {
  const clauses = node.namedChildren.filter((c) => c.type === 'function_clause');