fix: typos in the docs

README.md

@@ -71,7 +71,7 @@ ethereum: {
 }
 ```
 
-Example: More than one LayerZero Network on same chain (using expandNetwork)
+Example: More than one LayerZero Network on the same chain (using expandNetwork)
 ```
 //hardhat.config.ts
 ...expandNetwork({

contracts/UltraLightNode.sol

@@ -106,15 +106,15 @@ contract UltraLightNode is ILayerZeroMessagingLibrary, ILayerZeroUltraLightNodeV
     //----------------------------------------------------------------------------------
     // PROTOCOL
 
-    // This function completes delivery of a LayerZero message.
+    // This function completes the delivery of a LayerZero message.
     //
     // In order to deliver the message, this function:
     // (a) takes the _transactionProof submitted by UA's relayer, and
     // (b) retrieve UA's validation library
-    // (c) takes the _blockData submitted by the UA's oracle given the their configuration (and blockConfirmations),
+    // (c) takes the _blockData submitted by the UA's oracle given their configuration (and blockConfirmations),
     // (d) decodes using UA's validation library using (a) and (c)
-    //  then, this functions asserts that
-    // (e) the payload originated from the known Ultra Light Node from source chain, and
+    //  then, this function asserts that
+    // (e) the payload originated from the known Ultra Light Node from the source chain, and
     // (f) the _dstAddress the specified destination contract
     function validateTransactionProof(uint16 _srcChainId, address _dstAddress, uint _gasLimit, bytes32 _lookupHash, bytes calldata _transactionProof) external override {
         // retrieve UA's configuration using the _dstAddress from arguments.

contracts/interfaces/ILayerZeroEndpoint.sol

@@ -7,7 +7,7 @@ import "./ILayerZeroUserApplicationConfig.sol";
 interface ILayerZeroEndpoint is ILayerZeroUserApplicationConfig {
     // @notice send a LayerZero message to the specified address at a LayerZero endpoint.
     // @param _dstChainId - the destination chain identifier
-    // @param _destination - the address on destination chain (in bytes). address length/format may vary by chains
+    // @param _destination - the address on the destination chain (in bytes). address length/format may vary by chains
     // @param _payload - a custom bytes payload to send to the destination contract
     // @param _refundAddress - if the source transaction is cheaper than the amount of value passed, refund the additional amount to this address
     // @param _zroPaymentAddress - the address of the ZRO token holder who would pay for the transaction
@@ -17,7 +17,7 @@ interface ILayerZeroEndpoint is ILayerZeroUserApplicationConfig {
     // @notice used by the messaging library to publish verified payload
     // @param _srcChainId - the source chain identifier
     // @param _srcAddress - the source contract (as bytes) at the source chain
-    // @param _dstAddress - the address on destination chain
+    // @param _dstAddress - the address on the destination chain
     // @param _nonce - the unbound message ordering nonce
     // @param _gasLimit - the gas limit for external contract execution
     // @param _payload - verified payload to send to the destination contract

contracts/interfaces/ILayerZeroOracle.sol

@@ -11,7 +11,7 @@ interface ILayerZeroOracle {
     // @notice Ultra-Light Node notifies the Oracle of a new block information relaying request
     // @param _dstChainId the destination endpoint identifier
     // @param _outboundProofType the proof type identifier to specify the data to be relayed
-    // @param _outboundBlockConfirmations the number of source chain block confirmation needed
+    // @param _outboundBlockConfirmations the number of source chain block confirmations needed
     function notifyOracle(uint16 _dstChainId, uint16 _outboundProofType, uint64 _outboundBlockConfirmations) external;
 
     // @notice query if the address is an approved actor for privileges like data submission and fee withdrawal etc.

contracts/mocks/LayerZeroOracleBadMock.sol

@@ -14,7 +14,7 @@ contract LayerZeroOracleBadMock is ILayerZeroOracle, Ownable, ReentrancyGuard {
     mapping(uint16 => mapping(uint16 => uint)) public chainPriceLookup;
     uint public fee;
     ILayerZeroUltraLightNodeV1 public uln; // ultraLightNode instance
-    ILayerZeroEndpoint public endpoint; // for bad oracles trying to talk to endpoint
+    ILayerZeroEndpoint public endpoint; // for bad oracles trying to talk to the endpoint
 
     event OracleNotified(uint16 dstChainId, uint16 _outboundProofType, uint blockConfirmations);
     event Withdraw(address to, uint amount);

contracts/mocks/LayerZeroOracleMock.sol

@@ -25,7 +25,7 @@ contract LayerZeroOracleMock is ILayerZeroOracle, Ownable, ReentrancyGuard {
     }
 
     function updateHash(uint16 _remoteChainId, bytes32 _blockHash, uint _confirmations, bytes32 _data) external {
-        require(approvedAddresses[msg.sender], "LayerZeroOracleMock: caller must be approved");
+        require(approvedAddresses[msg.sender], "LayerZeroOracleMock: the caller must be approved");
         uln.updateHash(_remoteChainId, _blockHash, _confirmations, _data);
     }
 

tasks/index.js

@@ -116,5 +116,5 @@ task("filterHashReceived", "filter on recent UltraLightNode HashReceived events"
 
 task("deleteAndRedeploy", "remove contracts from folder and redeploy", require("./deleteAndRedeploy"))
     .addParam("e", "the environment ie: mainnet, testnet or sandbox")
-    .addParam("contract", "the contrac tto delete and redeploy")
+    .addParam("contract", "the contract to delete and redeploy")
     .addOptionalParam("ignore", "csv of network names to ignore", "", types.string)