Revert "[account] Add create_delegate_account function (#31)"

This reverts commit a225d41.

build/StarcoinFramework/BuildInfo.yaml

@@ -252,7 +252,7 @@ compiled_package_info:
     ? address: "0x00000000000000000000000000000001"
       name: YieldFarmingV2
     : StarcoinFramework
-  source_digest: E9144252A3E50D7727A1E1A0DD76494580D66DD68C46C9625CC1042087A4D5BE
+  source_digest: 393B652869BD1D391A88E8A7874298F9AEEF181C4955513FE7D69C00899AD3A2
   build_flags:
     dev_mode: false
     test_mode: false

build/StarcoinFramework/docs/Account.md

@@ -30,7 +30,6 @@ The module for the account resource that governs every account
 -  [Function `create_signer`](#0x1_Account_create_signer)
 -  [Function `create_account_with_initial_amount`](#0x1_Account_create_account_with_initial_amount)
 -  [Function `create_account_with_initial_amount_v2`](#0x1_Account_create_account_with_initial_amount_v2)
--  [Function `create_delegate_account`](#0x1_Account_create_delegate_account)
 -  [Function `deposit_to_self`](#0x1_Account_deposit_to_self)
 -  [Function `deposit`](#0x1_Account_deposit)
 -  [Function `deposit_with_metadata`](#0x1_Account_deposit_with_metadata)
@@ -78,7 +77,6 @@ The module for the account resource that governs every account
 
 
 <pre><code><b>use</b> <a href="Authenticator.md#0x1_Authenticator">0x1::Authenticator</a>;
-<b>use</b> <a href="BCS.md#0x1_BCS">0x1::BCS</a>;
 <b>use</b> <a href="CoreAddresses.md#0x1_CoreAddresses">0x1::CoreAddresses</a>;
 <b>use</b> <a href="Errors.md#0x1_Errors">0x1::Errors</a>;
 <b>use</b> <a href="Event.md#0x1_Event">0x1::Event</a>;
@@ -478,16 +476,6 @@ Message for accept token events
 
 
 
-<a name="0x1_Account_ADDRESS_LENGTH"></a>
-
-The address bytes length
-
-
-<pre><code><b>const</b> <a href="Account.md#0x1_Account_ADDRESS_LENGTH">ADDRESS_LENGTH</a>: u64 = 16;
-</code></pre>
-
-
-
 <a name="0x1_Account_CONTRACT_ACCOUNT_AUTH_KEY_PLACEHOLDER"></a>
 
 
@@ -1109,62 +1097,6 @@ reserved address for the MoveVM.
 
 
 
-</details>
-
-<a name="0x1_Account_create_delegate_account"></a>
-
-## Function `create_delegate_account`
-
-Generate an new address and create a new account, then delegate the account and return the new account address and <code><a href="Account.md#0x1_Account_SignerCapability">SignerCapability</a></code>
-
-
-<pre><code><b>public</b> <b>fun</b> <a href="Account.md#0x1_Account_create_delegate_account">create_delegate_account</a>(sender: &signer): (<b>address</b>, <a href="Account.md#0x1_Account_SignerCapability">Account::SignerCapability</a>)
-</code></pre>
-
-
-
-<details>
-<summary>Implementation</summary>
-
-
-<pre><code><b>public</b> <b>fun</b> <a href="Account.md#0x1_Account_create_delegate_account">create_delegate_account</a>(sender: &signer) : (<b>address</b>, <a href="Account.md#0x1_Account_SignerCapability">SignerCapability</a>) <b>acquires</b> <a href="Account.md#0x1_Account_Balance">Balance</a>, <a href="Account.md#0x1_Account">Account</a> {
-    <b>let</b> sender_address = <a href="Signer.md#0x1_Signer_address_of">Signer::address_of</a>(sender);
-    <b>let</b> sequence_number = <a href="Account.md#0x1_Account_sequence_number">Self::sequence_number</a>(sender_address);
-    // <b>use</b> stc balance <b>as</b> part of seed, just for new <b>address</b> more random.
-    <b>let</b> stc_balance = <a href="Account.md#0x1_Account_balance">Self::balance</a>&lt;<a href="STC.md#0x1_STC">STC</a>&gt;(sender_address);
-
-    <b>let</b> seed_bytes = <a href="BCS.md#0x1_BCS_to_bytes">BCS::to_bytes</a>(&sender_address);
-    <a href="Vector.md#0x1_Vector_append">Vector::append</a>(&<b>mut</b> seed_bytes, <a href="BCS.md#0x1_BCS_to_bytes">BCS::to_bytes</a>(&sequence_number));
-    <a href="Vector.md#0x1_Vector_append">Vector::append</a>(&<b>mut</b> seed_bytes, <a href="BCS.md#0x1_BCS_to_bytes">BCS::to_bytes</a>(&stc_balance));
-
-    <b>let</b> seed_hash = <a href="Hash.md#0x1_Hash_sha3_256">Hash::sha3_256</a>(seed_bytes);
-    <b>let</b> i = 0;
-    <b>let</b> address_bytes = <a href="Vector.md#0x1_Vector_empty">Vector::empty</a>();
-    <b>while</b> (i &lt; <a href="Account.md#0x1_Account_ADDRESS_LENGTH">ADDRESS_LENGTH</a>) {
-        <a href="Vector.md#0x1_Vector_push_back">Vector::push_back</a>(&<b>mut</b> address_bytes, *<a href="Vector.md#0x1_Vector_borrow">Vector::borrow</a>(&seed_hash,i));
-        i = i + 1;
-    };
-    <b>let</b> new_address = <a href="BCS.md#0x1_BCS_to_address">BCS::to_address</a>(address_bytes);
-    <a href="Account.md#0x1_Account_create_account_with_address">Self::create_account_with_address</a>&lt;<a href="STC.md#0x1_STC">STC</a>&gt;(new_address);
-    <b>let</b> new_signer = <a href="Account.md#0x1_Account_create_signer">Self::create_signer</a>(new_address);
-    (new_address, <a href="Account.md#0x1_Account_remove_signer_capability">Self::remove_signer_capability</a>(&new_signer))
-}
-</code></pre>
-
-
-
-</details>
-
-<details>
-<summary>Specification</summary>
-
-
-
-<pre><code><b>pragma</b> verify = <b>false</b>;
-</code></pre>
-
-
-
 </details>
 
 <a name="0x1_Account_deposit_to_self"></a>

sources/Account.move

@@ -14,7 +14,6 @@ module Account {
     use StarcoinFramework::CoreAddresses;
     use StarcoinFramework::Errors;
     use StarcoinFramework::STC::{Self, STC};
-    use StarcoinFramework::BCS;
 
     spec module {
         pragma verify = false;
@@ -133,9 +132,6 @@ module Account {
     const DUMMY_AUTH_KEY:vector<u8> = x"0000000000000000000000000000000000000000000000000000000000000000";
     // cannot be dummy key, or empty key
     const CONTRACT_ACCOUNT_AUTH_KEY_PLACEHOLDER:vector<u8> = x"0000000000000000000000000000000000000000000000000000000000000001";
-
-    /// The address bytes length
-    const ADDRESS_LENGTH: u64 = 16;
 
     /// A one-way action, once SignerCapability is removed from signer, the address cannot send txns anymore.
     /// This function can only called once by signer.
@@ -283,35 +279,6 @@ module Account {
          pragma verify = false;
     }
 
-    /// Generate an new address and create a new account, then delegate the account and return the new account address and `SignerCapability`
-    public fun create_delegate_account(sender: &signer) : (address, SignerCapability) acquires Balance, Account {
-        let sender_address = Signer::address_of(sender);
-        let sequence_number = Self::sequence_number(sender_address);
-        // use stc balance as part of seed, just for new address more random.
-        let stc_balance = Self::balance<STC>(sender_address);
-
-        let seed_bytes = BCS::to_bytes(&sender_address);
-        Vector::append(&mut seed_bytes, BCS::to_bytes(&sequence_number));
-        Vector::append(&mut seed_bytes, BCS::to_bytes(&stc_balance));
-
-        let seed_hash = Hash::sha3_256(seed_bytes);
-        let i = 0;
-        let address_bytes = Vector::empty();
-        while (i < ADDRESS_LENGTH) {
-            Vector::push_back(&mut address_bytes, *Vector::borrow(&seed_hash,i));
-            i = i + 1;
-        };
-        let new_address = BCS::to_address(address_bytes);
-        Self::create_account_with_address<STC>(new_address);
-        let new_signer = Self::create_signer(new_address);
-        (new_address, Self::remove_signer_capability(&new_signer))
-    }
-
-    spec create_delegate_account {
-        pragma verify = false;
-        //TODO write spec
-    }    
-
     /// Deposits the `to_deposit` token into the self's account balance
     public fun deposit_to_self<TokenType: store>(account: &signer, to_deposit: Token<TokenType>)
     acquires Account, Balance, AutoAcceptToken {