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What this means

mutable borrow overlaps immutable borrow

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Metadata

  • Code: E4005
  • Default level: Error
  • Phase: Borrow Check
  • Canonical docs URL: https://docs.brim-lang.com/diagnostics/E4005
  • Tags: borrow, mut

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How to fix

  • drop earlier refs
  • clone before mut borrow

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Typical output

E4005: mutable borrow while immutable active
note: mutable borrow overlaps immutable borrow