lean4-htt/src/Lean/Setup.lean
euprunin 52e0742108
chore: fix spelling mistakes (#8711)
Co-authored-by: euprunin <euprunin@users.noreply.github.com>
2025-06-10 20:24:28 +00:00

78 lines
2.7 KiB
Text

/-
Copyright (c) 2019 Microsoft Corporation. All rights reserved.
Released under Apache 2.0 license as described in the file LICENSE.
Authors: Leonardo de Moura, Mac Malone
-/
prelude
import Lean.Data.Json
import Lean.Util.LeanOptions
/-!
# Module Setup Information
Data types used by Lean module headers and the `--setup` CLI.
-/
namespace Lean
/- Abstract structure of an `import` statement. -/
structure Import where
module : Name
/-- `import all`; whether to import and expose all data saved by the module. -/
importAll : Bool := false
/-- Whether to activate this import when the current module itself is imported. -/
isExported : Bool := true
/-- Whether all definitions (transitively) reachable through the -/
isMeta : Bool := false
deriving Repr, Inhabited, ToJson, FromJson
instance : Coe Name Import := ⟨({module := ·})⟩
instance : ToString Import := ⟨fun imp => toString imp.module⟩
/-- Abstract structure of a module's header. -/
structure ModuleHeader where
/-- The module's direct imports (i.e., those listed in the header). -/
imports : Array Import
/-- Whether the module is participating in the module system. -/
isModule : Bool
deriving Repr, Inhabited, ToJson, FromJson
/-- Files containing data for a single module. -/
structure ModuleArtifacts where
lean? : Option System.FilePath := none
olean? : Option System.FilePath := none
oleanServer? : Option System.FilePath := none
oleanPrivate? : Option System.FilePath := none
ilean? : Option System.FilePath := none
c? : Option System.FilePath := none
bc? : Option System.FilePath := none
deriving Repr, Inhabited, ToJson, FromJson
/--
A module's setup information as described by a JSON file.
Supersedes the module's header when the `--setup` CLI option is used.
-/
structure ModuleSetup where
/-- Name of the module. -/
name : Name
/-- Whether the module is participating in the module system. -/
isModule : Bool := false
/-- The module's direct imports. -/
imports : Array Import := #[]
/-- Pre-resolved artifacts of related modules (e.g., this module's transitive imports). -/
modules : NameMap ModuleArtifacts := {}
/-- Dynamic libraries to load with the module. -/
dynlibs : Array System.FilePath := #[]
/-- Plugins to initialize with the module. -/
plugins : Array System.FilePath := #[]
/-- Additional options for the module. -/
options : LeanOptions := {}
deriving Repr, Inhabited, ToJson, FromJson
/-- Load a `ModuleSetup` from a JSON file. -/
def ModuleSetup.load (path : System.FilePath) : IO ModuleSetup := do
let contents ← IO.FS.readFile path
match Json.parse contents >>= fromJson? with
| .ok info => pure info
| .error msg => throw <| IO.userError s!"failed to load header from {path}: {msg}"