Function appendUniqueExportBlocks

scripts/codegen/typescript.ts:156–177

(output: string[], compiled: string, seenBlocks: Map<string, string>)

}

function appendUniqueExportBlocks(output: string[], compiled: string, seenBlocks: Map<string, string>): void {
    for (const block of splitExportBlocks(compiled)) {
        const nameMatch = /^export\s+(?:interface|type)\s+(\w+)/m.exec(block);
        if (!nameMatch) {
            output.push(block);
            continue;
        }

        const name = nameMatch[1];
        const normalizedBlock = normalizeExportBlock(block);
        const existing = seenBlocks.get(name);
        if (existing) {
            if (existing !== normalizedBlock) {
                throw new Error(`Duplicate generated TypeScript declaration for "${name}" with different content.`);
            }
            continue;
        }

        seenBlocks.set(name, normalizedBlock);
        output.push(block);
    }
}

function splitExportBlocks(compiled: string): string[] {
    const normalizedCompiled = compiled