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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 | 1x 1x 1x 1x 1x 1x 1x 1x 39x 2x 39x 4x 65x 61x 65x 39x 4x 4x 4x 4x 39x | import { caller } from 'postmsg-rpc'
import callbackify from 'callbackify'
import defer from 'pull-defer'
import toStream from 'pull-stream-to-stream'
import PMS from 'pull-postmsg-stream'
import { pre, post } from 'prepost'
import { preCidToJson } from '../../serialization/cid'
import { isBufferJson, preBufferToJson, bufferFromJson } from '../../serialization/buffer'
export default function (opts) {
const api = {
cat: callbackify.variadic(
pre(
preBufferToJson(0),
preCidToJson(0),
post(
caller('ipfs.files.cat', opts),
bufferFromJson
)
)
),
catReadableStream () {
return toStream.source(api.catPullStream(...arguments))
},
catPullStream: (() => {
const catPullStream = pre(
preBufferToJson(0),
preCidToJson(0),
post(
caller('ipfs.files.catPullStream', opts),
(res) => PMS.source(res.name, Object.assign({}, opts, {
post (res) {
if (isBufferJson(res.data)) {
res.data = bufferFromJson(res.data)
}
return res
}
}))
)
)
return (...args) => {
const deferred = defer.source()
catPullStream(...args)
.then((res) => deferred.resolve(res))
.catch((err) => deferred.abort(err))
return deferred
}
})()
}
return api
}
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