anchor: port every example to Anchor v2.0.0-rc.1 - #123

Merged

mikemaccana merged 60 commits into

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claude/anchor-v2-migration-d5hkh4

Aug 20, 2026

Commits on Aug 13, 2026

hello-solana: port to Anchor v2.0.0-rc.1
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basics: port checking-accounts, processing-instructions, create-account, rent to Anchor v2
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ec51acf
basics: port counter and transfer-sol to Anchor v2
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close-account: port to Anchor v2, and record the migration in CHANGELOG
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basics: port the remaining examples to Anchor v2 (verification in progress)
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basics: finish the v2 port, with all 16 examples building and passing
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tokens/finance/compression: in-progress Anchor v2 port (does not yet compile)
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f6dacc7
tokens: borsh derives, SPL discriminators and interface programs
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607f2dc

Commits on Aug 14, 2026

Commits on Aug 16, 2026

transfer-hook: finish porting the hook family
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transfer-hook/transfer-switch: port the remaining v2 differences
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docs: record v2's duplicate-mutable-account rule
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lending: finish the v2 port so the crate builds
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lending: all 24 tests pass under Anchor v2
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token-swap: 20/20 tests pass under Anchor v2
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order-book: 28/28 tests pass under Anchor v2
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tokens: port nft-operations, transfer-fee and interest-bearing
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tokens: port pda-mint-authority, cpi-guard and nft-minter
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nft-meta-data-pointer: drop the Anchor v1-only session-keys dependency
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all: cargo fmt
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docs: record the remaining v1-to-v2 accessor renames
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changelog: record the full Anchor v2 migration
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3afdf14
lint: fix the clippy errors CI would fail on
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4e496a4
lint: silence the last clippy errors
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9890b42
lint: silence the last clippy errors
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a5cd472
lint: clear the remaining clippy errors
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pyth: repair the test imports
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5e8a370
tests: repair two doubled crate prefixes and a missing Clock import
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nft-minter: restore update_authority_is_signer on the metadata CPI
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tokens: allow the self-send duplicate and use wrapper CPI handles
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token-extensions: fix the borrow and CPI-meta faults in three examples
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token-extensions/basics: spell out the token program for the init constraints
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finance: use to_cpi_handle on the Boxed accounts
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vault-strategy: 22/22 tests pass under Anchor v2
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docs: record the multi-program build hazard and the final tally
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34de4df

Commits on Aug 17, 2026

Remove every avoidable unsafe block from the Anchor programs
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44f7c35

Commits on Aug 19, 2026

anchor: take the em-dashes out of the ported comments
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b3587d9
docs: correct the READMEs the v2 port made untrue
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ce23a3a
changelog: correct the has_one tally and drop the em-dashes
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a171394
docs: rewrite the v2 migration guide against the writing rules
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e67c4a1
Merge main into the v2 port
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