File size: 9,234 Bytes
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import { makeLocationNode } from "../effect/app-node"
import path from "path"
import { Context, Effect, Layer, Scope } from "effect"
import { Fff } from "#fff"
import fuzzysort from "fuzzysort"
import { FileSystem } from "../filesystem"
import { FSUtil } from "../fs-util"
import { Location } from "../location"
import { Ripgrep } from "../ripgrep"
import { RelativePath } from "../schema"
import { Flag } from "../flag/flag"
export interface Interface {
readonly find: (input: FileSystem.FindInput) => Effect.Effect<FileSystem.Entry[]>
readonly glob: (input: FileSystem.GlobInput) => Effect.Effect<readonly FileSystem.Entry[]>
readonly grep: (input: FileSystem.GrepInput) => Effect.Effect<readonly FileSystem.Match[]>
}
export class Service extends Context.Service<Service, Interface>()("@opencode/v2/FileSystem/Search") {}
export const ripgrepLayer = Layer.effect(
Service,
Effect.gen(function* () {
const fs = yield* FSUtil.Service
const location = yield* Location.Service
const ripgrep = yield* Ripgrep.Service
const scope = yield* Scope.Scope
const state = {
files: [] as string[],
directories: [] as string[],
}
const directories = new Set<string>()
yield* ripgrep
.find({
cwd: location.directory,
pattern: "*",
limit: location.vcs ? Number.MAX_SAFE_INTEGER : 100_000,
onEntry: (entry) =>
Effect.sync(() => {
state.files.push(entry.path)
const parts = entry.path.split("/")
parts.slice(0, -1).forEach((_, index) => directories.add(parts.slice(0, index + 1).join("/") + path.sep))
state.directories = Array.from(directories)
}),
})
.pipe(Effect.orDie, Effect.asVoid, Effect.forkIn(scope))
return Service.of({
glob: (input) =>
Effect.gen(function* () {
const target = path.resolve(location.directory, input.path ?? ".")
const info = yield* fs.stat(target).pipe(Effect.orDie)
const cwd = info.type === "File" ? path.dirname(target) : target
return yield* ripgrep
.glob({
cwd,
pattern: input.pattern,
limit: input.limit ?? Number.MAX_SAFE_INTEGER,
})
.pipe(
Effect.map((result) =>
result.map((entry) =>
FileSystem.Entry.make({
...entry,
path: RelativePath.make(path.relative(location.directory, path.resolve(cwd, entry.path))),
}),
),
),
Effect.orDie,
)
}),
grep: (input) =>
Effect.gen(function* () {
const target = path.resolve(location.directory, input.path ?? ".")
const info = yield* fs.stat(target).pipe(Effect.orDie)
const cwd = info.type === "File" ? path.dirname(target) : target
return yield* ripgrep
.grep({
cwd,
pattern: input.pattern,
file: info.type === "File" ? path.basename(target) : undefined,
include: input.include,
limit: input.limit ?? Number.MAX_SAFE_INTEGER,
})
.pipe(
Effect.map((result) =>
result.map((match) =>
FileSystem.Match.make({
...match,
entry: FileSystem.Entry.make({
...match.entry,
path: RelativePath.make(path.relative(location.directory, path.resolve(cwd, match.entry.path))),
}),
}),
),
),
Effect.orDie,
)
}),
find: (input) =>
Effect.gen(function* () {
const items =
input.type === "file"
? state.files
: input.type === "directory"
? state.directories
: [...state.files, ...state.directories]
return fuzzysort.go(input.query, items, { limit: input.limit ?? 50 }).map((item) => {
const relative = item.target
const type = relative.endsWith(path.sep) ? ("directory" as const) : ("file" as const)
return FileSystem.Entry.make({
path: RelativePath.make(relative),
type,
})
})
}),
})
}),
)
export const fffLayer = Layer.effect(
Service,
Effect.gen(function* () {
const location = yield* Location.Service
const result = yield* Effect.try({
try: () =>
Fff.create({
basePath: location.directory,
aiMode: true,
disableMmapCache: true,
disableContentIndexing: true,
}),
catch: (cause) => cause,
}).pipe(
Effect.catch((error) => Effect.logWarning("failed to initialize fff", { error }).pipe(Effect.as(undefined))),
)
if (!result?.ok) {
if (result) yield* Effect.logWarning("failed to initialize fff", { error: result.error })
return Service.of({
find: () => Effect.succeed([]),
glob: () => Effect.succeed([]),
grep: () => Effect.succeed([]),
})
}
yield* Effect.addFinalizer(() => Effect.sync(() => result.value.destroy()).pipe(Effect.ignore))
return Service.of({
glob: (input) =>
Effect.sync(() => {
const prefix = input.path?.replaceAll("\\", "/").replace(/\/$/, "")
const found = result.value.glob(prefix ? `${prefix}/${input.pattern}` : input.pattern, {
pageIndex: 0,
pageSize: input.limit,
})
if (!found.ok) throw found.error
return found.value.items.map((item) =>
FileSystem.Entry.make({
path: RelativePath.make(item.relativePath.replaceAll("\\", "/")),
type: "file",
}),
)
}),
grep: (input) =>
Effect.sync(() => {
const prefix = input.path?.replaceAll("\\", "/").replace(/\/$/, "")
const found = result.value.grep(
[prefix ? `${prefix}/**` : undefined, input.include, input.pattern]
.filter((value) => value !== undefined)
.join(" "),
{ mode: "regex", pageSize: input.limit, timeBudgetMs: 1_500 },
)
if (!found.ok) throw found.error
return found.value.items.map((match) => {
const bytes = Buffer.from(match.lineContent)
return FileSystem.Match.make({
entry: FileSystem.Entry.make({
path: RelativePath.make(match.relativePath.replaceAll("\\", "/")),
type: "file",
}),
line: match.lineNumber,
offset: match.byteOffset,
text: match.lineContent.length > 2_000 ? match.lineContent.slice(0, 2_000) + "..." : match.lineContent,
submatches: match.matchRanges.map(([start, end]) => ({
text: bytes.subarray(start, end).toString("utf8"),
start,
end,
})),
})
})
}),
find: (input) =>
Effect.sync(() => {
const options = { pageIndex: 0, pageSize: input.limit ?? 50 }
const items = (() => {
if (input.type === "file") {
const found = result.value.fileSearch(input.query.trim(), options)
if (!found.ok) throw found.error
return found.value.items.map((item, index) => ({
path: item.relativePath,
type: "file" as const,
score: found.value.scores[index]?.total ?? 0,
}))
}
if (input.type === "directory") {
const found = result.value.directorySearch(input.query.trim(), options)
if (!found.ok) throw found.error
return found.value.items.map((item, index) => ({
path: item.relativePath,
type: "directory" as const,
score: found.value.scores[index]?.total ?? 0,
}))
}
const found = result.value.mixedSearch(input.query.trim(), options)
if (!found.ok) throw found.error
return found.value.items.map((item, index) => ({
path: item.item.relativePath,
type: item.type,
score: found.value.scores[index]?.total ?? 0,
}))
})()
return items
.sort((a, b) => b.score - a.score || a.path.length - b.path.length)
.map((item) => {
const relative = item.path.replaceAll("\\", "/").replace(/\/$/, "")
return FileSystem.Entry.make({
path: RelativePath.make(relative + (item.type === "directory" ? path.sep : "")),
type: item.type,
})
})
}),
})
}),
)
const layer = Layer.unwrap(Effect.sync(() => (Flag.OPENCODE_DISABLE_FFF || !Fff.available() ? ripgrepLayer : fffLayer)))
export const locationLayer = layer
export const node = makeLocationNode({ service: Service, layer, deps: [FSUtil.node, Location.node, Ripgrep.node] })
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