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add usePantry().available() #547

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Merged
mxcl merged 1 commit into from
Apr 22, 2023
Merged

add usePantry().available() #547

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9 changes: 9 additions & 0 deletions src/hooks/usePantry.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,7 @@ export default function usePantry() {
getProvides,
getInterpreter,
getRuntimeEnvironment,
available,
ls,
prefix: getPantryPrefix()
}
Expand Down Expand Up @@ -99,6 +100,14 @@ const getRuntimeEnvironment = async (pkg: Package): Promise<Record<string, strin
return expand_env_obj(obj, pkg, [])
}

const available = async (pkg: PackageRequirement): Promise<boolean> => {
let { platform } = await entry(pkg).yml()
if (!platform) return true
if (isString(platform)) platform = [platform]
if (!isArray(platform)) throw new Error("bad-yaml")
return platform.includes(host().platform) ||platform.includes(`${host().platform}/${host().arch}`)
}

function entry({ project }: { project: string }): Entry {
for (const prefix of pantry_paths()) {
if (!prefix.exists()) throw new TeaError('not-found: pantry', { path: prefix.parent() })
Expand Down