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fix: hardcode declaration extension check #456

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merged 4 commits into from
Jul 10, 2023
Merged

fix: hardcode declaration extension check #456

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7b1c2fe
fix: preemptively `filter` type-only files to workaround Rollup bug
agilgur5 Oct 9, 2022
b5f6bbd
refactor: use a common function for resolution checks
agilgur5 Oct 10, 2022
243c6c0
feat: also ignore `.d.cts` and `.d.mts` file extensions
agilgur5 Jul 7, 2023
c670432
fix comment -- there's more reasons why we shouldn't resolve all refe…
agilgur5 Jul 7, 2023
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19 changes: 14 additions & 5 deletions src/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -80,6 +80,17 @@ const typescript: PluginImpl<RPT2Options> = (options) =>
context.debug(() => `${blue("generated declarations")} for '${key}'`);
}

/** common resolution check -- only resolve files that aren't declarations and pass `filter` */
const shouldResolve = (id: string): boolean => {
if (id.endsWith(".d.ts") || id.endsWith(".d.cts") || id.endsWith(".d.mts"))
return false;

if (!filter(id))
return false;

return true;
}

/** to be called at the end of Rollup's build phase, before output generation */
const buildDone = (): void =>
{
Expand Down Expand Up @@ -207,10 +218,7 @@ const typescript: PluginImpl<RPT2Options> = (options) =>
if (!resolved)
return;

if (resolved.endsWith(".d.ts"))
return;

if (!filter(resolved))
if (!shouldResolve(resolved))
return;

cache.setDependency(resolved, importer);
Expand Down Expand Up @@ -277,7 +285,8 @@ const typescript: PluginImpl<RPT2Options> = (options) =>
// Rollup can't see these otherwise, because they are "emit-less" and produce no JS
if (result.references && supportsThisLoad) {
for (const ref of result.references) {
if (!filter(ref))
// pre-emptively filter out files that we don't resolve ourselves (e.g. declarations). don't add new files to Rollup's pipeline if we can't resolve them
if (!shouldResolve(ref))
continue;

const module = await this.resolve(ref, id);
Expand Down