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chore: export function needed to implement dead / unused code detection functions outside of Lean core by users #13609

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chore: export function needed to implement dead / unused code detection functions outside of Lean core by users #13609

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4 changes: 4 additions & 0 deletions src/Lean/ExtraModUses.lean
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Expand Up @@ -76,6 +76,10 @@ builtin_initialize extraModUses : SimplePersistentEnvExtension ExtraModUse (PHas
public def getExtraModUses (env : Environment) (modIdx : ModuleIdx) : Array ExtraModUse :=
extraModUses.getModuleEntries env modIdx

/-- Returns additional recorded import dependencies of the module currently being elaborated. -/
public def getExtraModUsesInEnv (env : Environment) : Array ExtraModUse :=
(extraModUses.getState (asyncMode := .local) env).fold (init := #[]) fun acc e => acc.push e

/-- Copies additional recorded import dependencies from one environment to another. -/
public def copyExtraModUses (src dest : Environment) : Environment := Id.run do
let mut env := dest
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