[aptos-framework] Fix needless mutable references and borrows

aptos-move/framework/aptos-framework/doc/account.md

@@ -1542,7 +1542,7 @@ Revoke the rotation capability offer given to <code>to_be_revoked_recipient_addr
 <pre><code><b>public</b> entry <b>fun</b> <a href="account.md#0x1_account_revoke_rotation_capability">revoke_rotation_capability</a>(<a href="account.md#0x1_account">account</a>: &<a href="../../aptos-stdlib/../move-stdlib/doc/signer.md#0x1_signer">signer</a>, to_be_revoked_address: <b>address</b>) <b>acquires</b> <a href="account.md#0x1_account_Account">Account</a> {
     <b>assert</b>!(<a href="account.md#0x1_account_exists_at">exists_at</a>(to_be_revoked_address), <a href="../../aptos-stdlib/../move-stdlib/doc/error.md#0x1_error_not_found">error::not_found</a>(<a href="account.md#0x1_account_EACCOUNT_DOES_NOT_EXIST">EACCOUNT_DOES_NOT_EXIST</a>));
     <b>let</b> addr = <a href="../../aptos-stdlib/../move-stdlib/doc/signer.md#0x1_signer_address_of">signer::address_of</a>(<a href="account.md#0x1_account">account</a>);
-    <b>let</b> account_resource = <b>borrow_global_mut</b>&lt;<a href="account.md#0x1_account_Account">Account</a>&gt;(addr);
+    <b>let</b> account_resource = <b>borrow_global</b>&lt;<a href="account.md#0x1_account_Account">Account</a>&gt;(addr);
     <b>assert</b>!(
         <a href="../../aptos-stdlib/../move-stdlib/doc/option.md#0x1_option_contains">option::contains</a>(&account_resource.rotation_capability_offer.for, &to_be_revoked_address),
         <a href="../../aptos-stdlib/../move-stdlib/doc/error.md#0x1_error_not_found">error::not_found</a>(<a href="account.md#0x1_account_ENO_SUCH_ROTATION_CAPABILITY_OFFER">ENO_SUCH_ROTATION_CAPABILITY_OFFER</a>)
@@ -1712,7 +1712,7 @@ has a signer capability offer from <code><a href="account.md#0x1_account">accoun
 <pre><code><b>public</b> entry <b>fun</b> <a href="account.md#0x1_account_revoke_signer_capability">revoke_signer_capability</a>(<a href="account.md#0x1_account">account</a>: &<a href="../../aptos-stdlib/../move-stdlib/doc/signer.md#0x1_signer">signer</a>, to_be_revoked_address: <b>address</b>) <b>acquires</b> <a href="account.md#0x1_account_Account">Account</a> {
     <b>assert</b>!(<a href="account.md#0x1_account_exists_at">exists_at</a>(to_be_revoked_address), <a href="../../aptos-stdlib/../move-stdlib/doc/error.md#0x1_error_not_found">error::not_found</a>(<a href="account.md#0x1_account_EACCOUNT_DOES_NOT_EXIST">EACCOUNT_DOES_NOT_EXIST</a>));
     <b>let</b> addr = <a href="../../aptos-stdlib/../move-stdlib/doc/signer.md#0x1_signer_address_of">signer::address_of</a>(<a href="account.md#0x1_account">account</a>);
-    <b>let</b> account_resource = <b>borrow_global_mut</b>&lt;<a href="account.md#0x1_account_Account">Account</a>&gt;(addr);
+    <b>let</b> account_resource = <b>borrow_global</b>&lt;<a href="account.md#0x1_account_Account">Account</a>&gt;(addr);
     <b>assert</b>!(
         <a href="../../aptos-stdlib/../move-stdlib/doc/option.md#0x1_option_contains">option::contains</a>(&account_resource.signer_capability_offer.for, &to_be_revoked_address),
         <a href="../../aptos-stdlib/../move-stdlib/doc/error.md#0x1_error_not_found">error::not_found</a>(<a href="account.md#0x1_account_ENO_SUCH_SIGNER_CAPABILITY">ENO_SUCH_SIGNER_CAPABILITY</a>)
@@ -2194,7 +2194,7 @@ Capability based functions for efficient use.
     signed_message_bytes: <a href="../../aptos-stdlib/../move-stdlib/doc/vector.md#0x1_vector">vector</a>&lt;u8&gt;,
     message: T,
 ) <b>acquires</b> <a href="account.md#0x1_account_Account">Account</a> {
-    <b>let</b> account_resource = <b>borrow_global_mut</b>&lt;<a href="account.md#0x1_account_Account">Account</a>&gt;(<a href="account.md#0x1_account">account</a>);
+    <b>let</b> account_resource = <b>borrow_global</b>&lt;<a href="account.md#0x1_account_Account">Account</a>&gt;(<a href="account.md#0x1_account">account</a>);
     // Verify that the `<a href="account.md#0x1_account_SignerCapabilityOfferProofChallengeV2">SignerCapabilityOfferProofChallengeV2</a>` <b>has</b> the right information and is signed by the <a href="account.md#0x1_account">account</a> owner's key
     <b>if</b> (account_scheme == <a href="account.md#0x1_account_ED25519_SCHEME">ED25519_SCHEME</a>) {
         <b>let</b> pubkey = <a href="../../aptos-stdlib/doc/ed25519.md#0x1_ed25519_new_unvalidated_public_key_from_bytes">ed25519::new_unvalidated_public_key_from_bytes</a>(account_public_key);

aptos-move/framework/aptos-framework/doc/coin.md

@@ -1963,7 +1963,7 @@ Return the <code>BurnRef</code> with the hot potato receipt.
     <b>let</b> metadata = <a href="coin.md#0x1_coin_assert_paired_metadata_exists">assert_paired_metadata_exists</a>&lt;CoinType&gt;();
     <b>let</b> metadata_addr = object_address(&metadata);
     <b>assert</b>!(<b>exists</b>&lt;<a href="coin.md#0x1_coin_PairedFungibleAssetRefs">PairedFungibleAssetRefs</a>&gt;(metadata_addr), <a href="../../aptos-stdlib/../move-stdlib/doc/error.md#0x1_error_internal">error::internal</a>(<a href="coin.md#0x1_coin_EPAIRED_FUNGIBLE_ASSET_REFS_NOT_FOUND">EPAIRED_FUNGIBLE_ASSET_REFS_NOT_FOUND</a>));
-    <b>let</b> burn_ref_opt = &<b>mut</b> <b>borrow_global_mut</b>&lt;<a href="coin.md#0x1_coin_PairedFungibleAssetRefs">PairedFungibleAssetRefs</a>&gt;(metadata_addr).burn_ref_opt;
+    <b>let</b> burn_ref_opt = &<b>borrow_global</b>&lt;<a href="coin.md#0x1_coin_PairedFungibleAssetRefs">PairedFungibleAssetRefs</a>&gt;(metadata_addr).burn_ref_opt;
     <b>assert</b>!(<a href="../../aptos-stdlib/../move-stdlib/doc/option.md#0x1_option_is_some">option::is_some</a>(burn_ref_opt), <a href="../../aptos-stdlib/../move-stdlib/doc/error.md#0x1_error_not_found">error::not_found</a>(<a href="coin.md#0x1_coin_EBURN_REF_NOT_FOUND">EBURN_REF_NOT_FOUND</a>));
     <a href="../../aptos-stdlib/../move-stdlib/doc/option.md#0x1_option_borrow">option::borrow</a>(burn_ref_opt)
 }
@@ -3100,7 +3100,7 @@ available.
 
     // Can only succeed once on-chain governance agreed on the upgrade.
     <b>assert</b>!(
-        <b>borrow_global_mut</b>&lt;<a href="coin.md#0x1_coin_SupplyConfig">SupplyConfig</a>&gt;(@aptos_framework).allow_upgrades,
+        <b>borrow_global</b>&lt;<a href="coin.md#0x1_coin_SupplyConfig">SupplyConfig</a>&gt;(@aptos_framework).allow_upgrades,
         <a href="../../aptos-stdlib/../move-stdlib/doc/error.md#0x1_error_permission_denied">error::permission_denied</a>(<a href="coin.md#0x1_coin_ECOIN_SUPPLY_UPGRADE_NOT_SUPPORTED">ECOIN_SUPPLY_UPGRADE_NOT_SUPPORTED</a>)
     );
 

aptos-move/framework/aptos-framework/doc/jwks.md

@@ -1038,7 +1038,7 @@ aptos_framework::aptos_governance::reconfigure(&framework_signer);
     <b>let</b> provider_set = <b>if</b> (<a href="config_buffer.md#0x1_config_buffer_does_exist">config_buffer::does_exist</a>&lt;<a href="jwks.md#0x1_jwks_SupportedOIDCProviders">SupportedOIDCProviders</a>&gt;()) {
         <a href="config_buffer.md#0x1_config_buffer_extract">config_buffer::extract</a>&lt;<a href="jwks.md#0x1_jwks_SupportedOIDCProviders">SupportedOIDCProviders</a>&gt;()
     } <b>else</b> {
-        *<b>borrow_global_mut</b>&lt;<a href="jwks.md#0x1_jwks_SupportedOIDCProviders">SupportedOIDCProviders</a>&gt;(@aptos_framework)
+        *<b>borrow_global</b>&lt;<a href="jwks.md#0x1_jwks_SupportedOIDCProviders">SupportedOIDCProviders</a>&gt;(@aptos_framework)
     };
 
     <b>let</b> old_config_url = <a href="jwks.md#0x1_jwks_remove_oidc_provider_internal">remove_oidc_provider_internal</a>(&<b>mut</b> provider_set, name);
@@ -1113,7 +1113,7 @@ aptos_framework::aptos_governance::reconfigure(&framework_signer);
     <b>let</b> provider_set = <b>if</b> (<a href="config_buffer.md#0x1_config_buffer_does_exist">config_buffer::does_exist</a>&lt;<a href="jwks.md#0x1_jwks_SupportedOIDCProviders">SupportedOIDCProviders</a>&gt;()) {
         <a href="config_buffer.md#0x1_config_buffer_extract">config_buffer::extract</a>&lt;<a href="jwks.md#0x1_jwks_SupportedOIDCProviders">SupportedOIDCProviders</a>&gt;()
     } <b>else</b> {
-        *<b>borrow_global_mut</b>&lt;<a href="jwks.md#0x1_jwks_SupportedOIDCProviders">SupportedOIDCProviders</a>&gt;(@aptos_framework)
+        *<b>borrow_global</b>&lt;<a href="jwks.md#0x1_jwks_SupportedOIDCProviders">SupportedOIDCProviders</a>&gt;(@aptos_framework)
     };
     <b>let</b> ret = <a href="jwks.md#0x1_jwks_remove_oidc_provider_internal">remove_oidc_provider_internal</a>(&<b>mut</b> provider_set, name);
     <a href="config_buffer.md#0x1_config_buffer_upsert">config_buffer::upsert</a>(provider_set);

aptos-move/framework/aptos-framework/doc/multisig_account.md

@@ -1831,7 +1831,7 @@ Return the id of the last transaction that was executed (successful or failed) o
 
 
 <pre><code><b>public</b> <b>fun</b> <a href="multisig_account.md#0x1_multisig_account_last_resolved_sequence_number">last_resolved_sequence_number</a>(<a href="multisig_account.md#0x1_multisig_account">multisig_account</a>: <b>address</b>): u64 <b>acquires</b> <a href="multisig_account.md#0x1_multisig_account_MultisigAccount">MultisigAccount</a> {
-    <b>let</b> multisig_account_resource = <b>borrow_global_mut</b>&lt;<a href="multisig_account.md#0x1_multisig_account_MultisigAccount">MultisigAccount</a>&gt;(<a href="multisig_account.md#0x1_multisig_account">multisig_account</a>);
+    <b>let</b> multisig_account_resource = <b>borrow_global</b>&lt;<a href="multisig_account.md#0x1_multisig_account_MultisigAccount">MultisigAccount</a>&gt;(<a href="multisig_account.md#0x1_multisig_account">multisig_account</a>);
     multisig_account_resource.last_executed_sequence_number
 }
 </code></pre>
@@ -1858,7 +1858,7 @@ Return the id of the next transaction created.
 
 
 <pre><code><b>public</b> <b>fun</b> <a href="multisig_account.md#0x1_multisig_account_next_sequence_number">next_sequence_number</a>(<a href="multisig_account.md#0x1_multisig_account">multisig_account</a>: <b>address</b>): u64 <b>acquires</b> <a href="multisig_account.md#0x1_multisig_account_MultisigAccount">MultisigAccount</a> {
-    <b>let</b> multisig_account_resource = <b>borrow_global_mut</b>&lt;<a href="multisig_account.md#0x1_multisig_account_MultisigAccount">MultisigAccount</a>&gt;(<a href="multisig_account.md#0x1_multisig_account">multisig_account</a>);
+    <b>let</b> multisig_account_resource = <b>borrow_global</b>&lt;<a href="multisig_account.md#0x1_multisig_account_MultisigAccount">MultisigAccount</a>&gt;(<a href="multisig_account.md#0x1_multisig_account">multisig_account</a>);
     multisig_account_resource.next_sequence_number
 }
 </code></pre>
@@ -1886,7 +1886,7 @@ Return a bool tuple indicating whether an owner has voted and if so, whether the
 
 <pre><code><b>public</b> <b>fun</b> <a href="multisig_account.md#0x1_multisig_account_vote">vote</a>(
     <a href="multisig_account.md#0x1_multisig_account">multisig_account</a>: <b>address</b>, sequence_number: u64, owner: <b>address</b>): (bool, bool) <b>acquires</b> <a href="multisig_account.md#0x1_multisig_account_MultisigAccount">MultisigAccount</a> {
-    <b>let</b> multisig_account_resource = <b>borrow_global_mut</b>&lt;<a href="multisig_account.md#0x1_multisig_account_MultisigAccount">MultisigAccount</a>&gt;(<a href="multisig_account.md#0x1_multisig_account">multisig_account</a>);
+    <b>let</b> multisig_account_resource = <b>borrow_global</b>&lt;<a href="multisig_account.md#0x1_multisig_account_MultisigAccount">MultisigAccount</a>&gt;(<a href="multisig_account.md#0x1_multisig_account">multisig_account</a>);
     <b>assert</b>!(
         sequence_number &gt; 0 && sequence_number &lt; multisig_account_resource.next_sequence_number,
         <a href="../../aptos-stdlib/../move-stdlib/doc/error.md#0x1_error_invalid_argument">error::invalid_argument</a>(<a href="multisig_account.md#0x1_multisig_account_EINVALID_SEQUENCE_NUMBER">EINVALID_SEQUENCE_NUMBER</a>),
@@ -1920,7 +1920,7 @@ Return a bool tuple indicating whether an owner has voted and if so, whether the
 
 
 <pre><code><b>public</b> <b>fun</b> <a href="multisig_account.md#0x1_multisig_account_available_transaction_queue_capacity">available_transaction_queue_capacity</a>(<a href="multisig_account.md#0x1_multisig_account">multisig_account</a>: <b>address</b>): u64 <b>acquires</b> <a href="multisig_account.md#0x1_multisig_account_MultisigAccount">MultisigAccount</a> {
-    <b>let</b> multisig_account_resource = <b>borrow_global_mut</b>&lt;<a href="multisig_account.md#0x1_multisig_account_MultisigAccount">MultisigAccount</a>&gt;(<a href="multisig_account.md#0x1_multisig_account">multisig_account</a>);
+    <b>let</b> multisig_account_resource = <b>borrow_global</b>&lt;<a href="multisig_account.md#0x1_multisig_account_MultisigAccount">MultisigAccount</a>&gt;(<a href="multisig_account.md#0x1_multisig_account">multisig_account</a>);
     <b>let</b> num_pending_transactions = multisig_account_resource.next_sequence_number - multisig_account_resource.last_executed_sequence_number - 1;
     <b>if</b> (num_pending_transactions &gt; <a href="multisig_account.md#0x1_multisig_account_MAX_PENDING_TRANSACTIONS">MAX_PENDING_TRANSACTIONS</a>) {
         0

aptos-move/framework/aptos-framework/doc/stake.md

@@ -2501,7 +2501,7 @@ Initialize the validator account and give ownership to the signing account.
     fullnode_addresses: <a href="../../aptos-stdlib/../move-stdlib/doc/vector.md#0x1_vector">vector</a>&lt;u8&gt;,
 ) <b>acquires</b> <a href="stake.md#0x1_stake_AllowedValidators">AllowedValidators</a> {
     // Checks the <b>public</b> key <b>has</b> a valid proof-of-possession <b>to</b> prevent rogue-key attacks.
-    <b>let</b> pubkey_from_pop = &<b>mut</b> <a href="../../aptos-stdlib/doc/bls12381.md#0x1_bls12381_public_key_from_bytes_with_pop">bls12381::public_key_from_bytes_with_pop</a>(
+    <b>let</b> pubkey_from_pop = &<a href="../../aptos-stdlib/doc/bls12381.md#0x1_bls12381_public_key_from_bytes_with_pop">bls12381::public_key_from_bytes_with_pop</a>(
         consensus_pubkey,
         &proof_of_possession_from_bytes(proof_of_possession)
     );
@@ -2843,7 +2843,7 @@ Add <code>coins</code> into <code>pool_address</code>. this requires the corresp
     // Only track and validate <a href="voting.md#0x1_voting">voting</a> power increase for active and pending_active validator.
     // Pending_inactive validator will be removed from the validator set in the next epoch.
     // Inactive validator's total <a href="stake.md#0x1_stake">stake</a> will be tracked when they join the validator set.
-    <b>let</b> validator_set = <b>borrow_global_mut</b>&lt;<a href="stake.md#0x1_stake_ValidatorSet">ValidatorSet</a>&gt;(@aptos_framework);
+    <b>let</b> validator_set = <b>borrow_global</b>&lt;<a href="stake.md#0x1_stake_ValidatorSet">ValidatorSet</a>&gt;(@aptos_framework);
     // Search directly rather using get_validator_state <b>to</b> save on unnecessary loops.
     <b>if</b> (<a href="../../aptos-stdlib/../move-stdlib/doc/option.md#0x1_option_is_some">option::is_some</a>(&<a href="stake.md#0x1_stake_find_validator">find_validator</a>(&validator_set.active_validators, pool_address)) ||
         <a href="../../aptos-stdlib/../move-stdlib/doc/option.md#0x1_option_is_some">option::is_some</a>(&<a href="stake.md#0x1_stake_find_validator">find_validator</a>(&validator_set.pending_active, pool_address))) {
@@ -2999,7 +2999,7 @@ Rotate the consensus key of the validator, it'll take effect in next epoch.
     <b>let</b> validator_info = <b>borrow_global_mut</b>&lt;<a href="stake.md#0x1_stake_ValidatorConfig">ValidatorConfig</a>&gt;(pool_address);
     <b>let</b> old_consensus_pubkey = validator_info.consensus_pubkey;
     // Checks the <b>public</b> key <b>has</b> a valid proof-of-possession <b>to</b> prevent rogue-key attacks.
-    <b>let</b> pubkey_from_pop = &<b>mut</b> <a href="../../aptos-stdlib/doc/bls12381.md#0x1_bls12381_public_key_from_bytes_with_pop">bls12381::public_key_from_bytes_with_pop</a>(
+    <b>let</b> pubkey_from_pop = &<a href="../../aptos-stdlib/doc/bls12381.md#0x1_bls12381_public_key_from_bytes_with_pop">bls12381::public_key_from_bytes_with_pop</a>(
         new_consensus_pubkey,
         &proof_of_possession_from_bytes(proof_of_possession)
     );
@@ -3249,7 +3249,7 @@ This internal version can only be called by the Genesis module during Genesis.
     <a href="stake.md#0x1_stake_update_voting_power_increase">update_voting_power_increase</a>(voting_power);
 
     // Add validator <b>to</b> pending_active, <b>to</b> be activated in the next epoch.
-    <b>let</b> validator_config = <b>borrow_global_mut</b>&lt;<a href="stake.md#0x1_stake_ValidatorConfig">ValidatorConfig</a>&gt;(pool_address);
+    <b>let</b> validator_config = <b>borrow_global</b>&lt;<a href="stake.md#0x1_stake_ValidatorConfig">ValidatorConfig</a>&gt;(pool_address);
     <b>assert</b>!(!<a href="../../aptos-stdlib/../move-stdlib/doc/vector.md#0x1_vector_is_empty">vector::is_empty</a>(&validator_config.consensus_pubkey), <a href="../../aptos-stdlib/../move-stdlib/doc/error.md#0x1_error_invalid_argument">error::invalid_argument</a>(<a href="stake.md#0x1_stake_EINVALID_PUBLIC_KEY">EINVALID_PUBLIC_KEY</a>));
 
     // Validate the current validator set size <b>has</b> not exceeded the limit.
@@ -3706,8 +3706,8 @@ power.
     }) {
         <b>let</b> old_validator_info = <a href="../../aptos-stdlib/../move-stdlib/doc/vector.md#0x1_vector_borrow_mut">vector::borrow_mut</a>(&<b>mut</b> validator_set.active_validators, i);
         <b>let</b> pool_address = old_validator_info.addr;
-        <b>let</b> validator_config = <b>borrow_global_mut</b>&lt;<a href="stake.md#0x1_stake_ValidatorConfig">ValidatorConfig</a>&gt;(pool_address);
-        <b>let</b> stake_pool = <b>borrow_global_mut</b>&lt;<a href="stake.md#0x1_stake_StakePool">StakePool</a>&gt;(pool_address);
+        <b>let</b> validator_config = <b>borrow_global</b>&lt;<a href="stake.md#0x1_stake_ValidatorConfig">ValidatorConfig</a>&gt;(pool_address);
+        <b>let</b> stake_pool = <b>borrow_global</b>&lt;<a href="stake.md#0x1_stake_StakePool">StakePool</a>&gt;(pool_address);
         <b>let</b> new_validator_info = <a href="stake.md#0x1_stake_generate_validator_info">generate_validator_info</a>(pool_address, stake_pool, *validator_config);
 
         // A validator needs at least the <b>min</b> <a href="stake.md#0x1_stake">stake</a> required <b>to</b> join the validator set.