pantry/scripts/fetch.ts
2022-09-20 07:53:40 -04:00

42 lines
1.1 KiB
TypeScript
Executable file

#!/usr/bin/env -S tea -E
/*---
args:
- deno
- run
- --allow-net
- --allow-run
- --allow-read
- --allow-write={{ tea.prefix }}
- --allow-env
- --import-map={{ srcroot }}/import-map.json
---*/
import { usePantry, useCache, useCellar, useSourceUnarchiver } from "hooks"
import { Command } from "cliffy/command/mod.ts"
import { print, parse_pkg_requirement } from "utils"
import * as semver from "semver"
const { args } = await new Command()
.name("tea-fetch-src")
.arguments("<pkgspec:string>")
.parse(Deno.args)
const pantry = usePantry()
const req = parse_pkg_requirement(args[0])
const versions = await pantry.getVersions(req)
const version = semver.maxSatisfying(versions, req.constraint)
if (!version) throw "no-version-found"
const pkg = { project: req.project, version }; console.debug(pkg)
const dstdir = useCellar().mkpath(pkg).join("src")
const { url, stripComponents } = await pantry.getDistributable(pkg)
const { download } = useCache()
const zip = await download({ pkg, url, type: 'src' })
await useSourceUnarchiver().unarchive({
dstdir,
zipfile: zip,
stripComponents
})
await print(`${dstdir}\n`)