const DEFAULT_CAPTURE_BYTES = 8 * 1024 * 1024;

const DEFAULT_HEARTBEAT_MS = 30_000;

const DEFAULT_TSDOWN_NODE_OPTIONS = "--max-old-space-size=6144";

const DEFAULT_TSDOWN_MAX_OLD_SPACE_MB = 6144;

const TERMINATION_GRACE_MS = 5_000;

const TSDOWN_OUTPUT_ROOTS = ["dist", "dist-runtime"];

const GENERATED_SOURCE_DECLARATION_PATHSPEC = ":(glob)extensions/**/*.d.ts";

return Math.trunc(parsed);

}

function normalizeTsdownNodeOptions(nodeOptions) {

const parts = nodeOptions.trim().split(/\s+/u).filter(Boolean);

const normalized = [];

let foundMaxOldSpaceSize = false;

for (let index = 0; index < parts.length; index += 1) {

const part = parts[index];

const inlineMatch = part.match(/^--max-old-space-size=(\d+)$/u);

if (inlineMatch) {

foundMaxOldSpaceSize = true;

const value = Math.max(Number(inlineMatch[1]), DEFAULT_TSDOWN_MAX_OLD_SPACE_MB);

normalized.push(`--max-old-space-size=${value}`);

continue;

}

if (part === "--max-old-space-size") {

foundMaxOldSpaceSize = true;

const next = parts[index + 1];

const parsed = next === undefined ? Number.NaN : Number(next);

const value = Number.isFinite(parsed)

? Math.max(Math.trunc(parsed), DEFAULT_TSDOWN_MAX_OLD_SPACE_MB)

: DEFAULT_TSDOWN_MAX_OLD_SPACE_MB;

normalized.push(`--max-old-space-size=${value}`);

if (next !== undefined) {

index += 1;

}

continue;

}

normalized.push(part);

}

if (!foundMaxOldSpaceSize) {

normalized.push(DEFAULT_TSDOWN_NODE_OPTIONS);

}

return normalized.join(" ");

}

function resolveTsdownEnv(env) {

const nodeOptions = env.NODE_OPTIONS?.trim() ?? "";

if (/(?:^|\s)--max-old-space-size(?:=|\s+)/u.test(nodeOptions)) {

return env;

}

return {

...env,

NODE_OPTIONS: nodeOptions

? `${nodeOptions} ${DEFAULT_TSDOWN_NODE_OPTIONS}`

: DEFAULT_TSDOWN_NODE_OPTIONS,

NODE_OPTIONS: normalizeTsdownNodeOptions(nodeOptions),

};

}