{"action":"created","comment":{"url":"https://api.github.com/repos/ethereum/go-ethereum/pulls/comments/51253101","id":51253101,"diff_hunk":"@@ -321,16 +342,12 @@ func (s *PublicBlockChainAPI) BlockNumber() *big.Int {\n \treturn s.bc.CurrentHeader().Number\n }\n \n-// GetBalance returns the amount of wei for the given address in the state of the given block number.\n-// When block number equals rpc.LatestBlockNumber the current block is used.\n+// GetBalance returns the amount of wei for the given address in the state of the\n+// given block number. The rpc.LatestBlockNumber and rpc.PendingBlockNumber meta\n+// block numbers are also allowed.\n func (s *PublicBlockChainAPI) GetBalance(address common.Address, blockNr rpc.BlockNumber) (*big.Int, error) {\n-\tblock := blockByNumber(s.miner, s.bc, blockNr)\n-\tif block == nil {\n-\t\treturn nil, nil\n-\t}\n-\n-\tstate, err := state.New(block.Root(), s.chainDb)\n-\tif err != nil {\n+\tstate, _, err := stateAndBlockByNumber(s.miner, s.bc, blockNr, s.chainDb)\n+\tif state == nil || err != nil {","path":"eth/api.go","position":62,"original_position":62,"commit_id":"7bd18b214233a499949a690d8f4e3b629d1d8b3b","original_commit_id":"7bd18b214233a499949a690d8f4e3b629d1d8b3b","user":{"login":"karalabe","id":129561,"avatar_url":"https://avatars.githubusercontent.com/u/129561?v=3","gravatar_id":"","url":"https://api.github.com/users/karalabe","html_url":"https://github.com/karalabe","followers_url":"https://api.github.com/users/karalabe/followers","following_url":"https://api.github.com/users/karalabe/following{/other_user}","gists_url":"https://api.github.com/users/karalabe/gists{/gist_id}","starred_url":"https://api.github.com/users/karalabe/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/karalabe/subscriptions","organizations_url":"https://api.github.com/users/karalabe/orgs","repos_url":"https://api.github.com/users/karalabe/repos","events_url":"https://api.github.com/users/karalabe/events{/privacy}","received_events_url":"https://api.github.com/users/karalabe/received_events","type":"User","site_admin":false},"body":"If the block's not found then state is nil. I'm not sure what the API expects in those cases, I've retained the existing behavior from @bas-vk 's code.","created_at":"2016-01-29T11:53:44Z","updated_at":"2016-01-29T11:53:44Z","html_url":"https://github.com/ethereum/go-ethereum/pull/2154#discussion_r51253101","pull_request_url":"https://api.github.com/repos/ethereum/go-ethereum/pulls/2154","_links":{"self":{"href":"https://api.github.com/repos/ethereum/go-ethereum/pulls/comments/51253101"},"html":{"href":"https://github.com/ethereum/go-ethereum/pull/2154#discussion_r51253101"},"pull_request":{"href":"https://api.github.com/repos/ethereum/go-ethereum/pulls/2154"}}},"pull_request":{"url":"https://api.github.com/repos/ethereum/go-ethereum/pulls/2154","id":57381097,"html_url":"https://github.com/ethereum/go-ethereum/pull/2154","diff_url":"https://github.com/ethereum/go-ethereum/pull/2154.diff","patch_url":"https://github.com/ethereum/go-ethereum/pull/2154.patch","issue_url":"https://api.github.com/repos/ethereum/go-ethereum/issues/2154","number":2154,"state":"open","locked":false,"title":"cmd, eth, rpc: fix some RPC issues with pending blocks","user":{"login":"karalabe","id":129561,"avatar_url":"https://avatars.githubusercontent.com/u/129561?v=3","gravatar_id":"","url":"https://api.github.com/users/karalabe","html_url":"https://github.com/karalabe","followers_url":"https://api.github.com/users/karalabe/followers","following_url":"https://api.github.com/users/karalabe/following{/other_user}","gists_url":"https://api.github.com/users/karalabe/gists{/gist_id}","starred_url":"https://api.github.com/users/karalabe/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/karalabe/subscriptions","organizations_url":"https://api.github.com/users/karalabe/orgs","repos_url":"https://api.github.com/users/karalabe/repos","events_url":"https://api.github.com/users/karalabe/events{/privacy}","received_events_url":"https://api.github.com/users/karalabe/received_events","type":"User","site_admin":false},"body":"This PR mainly fixes an important RPC call, namely getting the account transaction count (`GetTransactionCount`) in the pending block. AFAIK, this is used by web3.js to figure out the account nonce to send the subsequent transaction with.\r\n\r\nA few other fixes include:\r\n * Logging error messages in the RPC tester.\r\n * Removing a few 0 fields from GetBlocks when the pending block is queried.\r\n * A minor fix in the API interface{} to hex converter which didn't handle nil's fully properly.","created_at":"2016-01-27T16:06:03Z","updated_at":"2016-01-29T11:53:44Z","closed_at":null,"merged_at":null,"merge_commit_sha":"750aa96218ab921ac6f720b1e1aacecd8134320c","assignee":null,"milestone":null,"commits_url":"https://api.github.com/repos/ethereum/go-ethereum/pulls/2154/commits","review_comments_url":"https://api.github.com/repos/ethereum/go-ethereum/pulls/2154/comments","review_comment_url":"https://api.github.com/repos/ethereum/go-ethereum/pulls/comments{/number}","comments_url":"https://api.github.com/repos/ethereum/go-ethereum/issues/2154/comments","statuses_url":"https://api.github.com/repos/ethereum/go-ethereum/statuses/7bd18b214233a499949a690d8f4e3b629d1d8b3b","head":{"label":"karalabe:rpc-fixes","ref":"rpc-fixes","sha":"7bd18b214233a499949a690d8f4e3b629d1d8b3b","user":{"login":"karalabe","id":129561,"avatar_url":"https://avatars.githubusercontent.com/u/129561?v=3","gravatar_id":"","url":"https://api.github.com/users/karalabe","html_url":"https://github.com/karalabe","followers_url":"https://api.github.com/users/karalabe/followers","following_url":"https://api.github.com/users/karalabe/following{/other_user}","gists_url":"https://api.github.com/users/karalabe/gists{/gist_id}","starred_url":"https://api.github.com/users/karalabe/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/karalabe/subscriptions","organizations_url":"https://api.github.com/users/karalabe/orgs","repos_url":"https://api.github.com/users/karalabe/repos","events_url":"https://api.github.com/users/karalabe/events{/privacy}","received_events_url":"https://api.github.com/users/karalabe/received_events","type":"User","site_admin":false},"repo":{"id":33668567,"name":"go-ethereum","full_name":"karalabe/go-ethereum","owner":{"login":"karalabe","id":129561,"avatar_url":"https://avatars.githubusercontent.com/u/129561?v=3","gravatar_id":"","url":"https://api.github.com/users/karalabe","html_url":"https://github.com/karalabe","followers_url":"https://api.github.com/users/karalabe/followers","following_url":"https://api.github.com/users/karalabe/following{/other_user}","gists_url":"https://api.github.com/users/karalabe/gists{/gist_id}","starred_url":"https://api.github.com/users/karalabe/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/karalabe/subscriptions","organizations_url":"https://api.github.com/users/karalabe/orgs","repos_url":"https://api.github.com/users/karalabe/repos","events_url":"https://api.github.com/users/karalabe/events{/privacy}","received_events_url":"https://api.github.com/users/karalabe/received_events","type":"User","site_admin":false},"private":false,"html_url":"https://github.com/karalabe/go-ethereum","description":"Jeffrey Wilcke's Go implementation of the Ethereum y/w paper","fork":true,"url":"https://api.github.com/repos/karalabe/go-ethereum","forks_url":"https://api.github.com/repos/karalabe/go-ethereum/forks","keys_url":"https://api.github.com/repos/karalabe/go-ethereum/keys{/key_id}","collaborators_url":"https://api.github.com/repos/karalabe/go-ethereum/collaborators{/collaborator}","teams_url":"https://api.github.com/repos/karalabe/go-ethereum/teams","hooks_url":"https://api.github.com/repos/karalabe/go-ethereum/hooks","issue_events_url":"https://api.github.com/repos/karalabe/go-ethereum/issues/events{/number}","events_url":"https://api.github.com/repos/karalabe/go-ethereum/events","assignees_url":"https://api.github.com/repos/karalabe/go-ethereum/assignees{/user}","branches_url":"https://api.github.com/repos/karalabe/go-ethereum/branches{/branch}","tags_url":"https://api.github.com/repos/karalabe/go-ethereum/tags","blobs_url":"https://api.github.com/repos/karalabe/go-ethereum/git/blobs{/sha}","git_tags_url":"https://api.github.com/repos/karalabe/go-ethereum/git/tags{/sha}","git_refs_url":"https://api.github.com/repos/karalabe/go-ethereum/git/refs{/sha}","trees_url":"https://api.github.com/repos/karalabe/go-ethereum/git/trees{/sha}","statuses_url":"https://api.github.com/repos/karalabe/go-ethereum/statuses/{sha}","languages_url":"https://api.github.com/repos/karalabe/go-ethereum/languages","stargazers_url":"https://api.github.com/repos/karalabe/go-ethereum/stargazers","contributors_url":"https://api.github.com/repos/karalabe/go-ethereum/contributors","subscribers_url":"https://api.github.com/repos/karalabe/go-ethereum/subscribers","subscription_url":"https://api.github.com/repos/karalabe/go-ethereum/subscription","commits_url":"https://api.github.com/repos/karalabe/go-ethereum/commits{/sha}","git_commits_url":"https://api.github.com/repos/karalabe/go-ethereum/git/commits{/sha}","comments_url":"https://api.github.com/repos/karalabe/go-ethereum/comments{/number}","issue_comment_url":"https://api.github.com/repos/karalabe/go-ethereum/issues/comments{/number}","contents_url":"https://api.github.com/repos/karalabe/go-ethereum/contents/{+path}","compare_url":"https://api.github.com/repos/karalabe/go-ethereum/compare/{base}...{head}","merges_url":"https://api.github.com/repos/karalabe/go-ethereum/merges","archive_url":"https://api.github.com/repos/karalabe/go-ethereum/{archive_format}{/ref}","downloads_url":"https://api.github.com/repos/karalabe/go-ethereum/downloads","issues_url":"https://api.github.com/repos/karalabe/go-ethereum/issues{/number}","pulls_url":"https://api.github.com/repos/karalabe/go-ethereum/pulls{/number}","milestones_url":"https://api.github.com/repos/karalabe/go-ethereum/milestones{/number}","notifications_url":"https://api.github.com/repos/karalabe/go-ethereum/notifications{?since,all,participating}","labels_url":"https://api.github.com/repos/karalabe/go-ethereum/labels{/name}","releases_url":"https://api.github.com/repos/karalabe/go-ethereum/releases{/id}","deployments_url":"https://api.github.com/repos/karalabe/go-ethereum/deployments","created_at":"2015-04-09T12:51:45Z","updated_at":"2015-04-17T13:40:48Z","pushed_at":"2016-01-28T11:15:18Z","git_url":"git://github.com/karalabe/go-ethereum.git","ssh_url":"git@github.com:karalabe/go-ethereum.git","clone_url":"https://github.com/karalabe/go-ethereum.git","svn_url":"https://github.com/karalabe/go-ethereum","homepage":"","size":50525,"stargazers_count":0,"watchers_count":0,"language":"Go","has_issues":false,"has_downloads":true,"has_wiki":true,"has_pages":false,"forks_count":0,"mirror_url":null,"open_issues_count":0,"forks":0,"open_issues":0,"watchers":0,"default_branch":"develop"}},"base":{"label":"ethereum:develop","ref":"develop","sha":"63e76482ac0021afc80b504046c058b8d96891b2","user":{"login":"ethereum","id":6250754,"avatar_url":"https://avatars.githubusercontent.com/u/6250754?v=3","gravatar_id":"","url":"https://api.github.com/users/ethereum","html_url":"https://github.com/ethereum","followers_url":"https://api.github.com/users/ethereum/followers","following_url":"https://api.github.com/users/ethereum/following{/other_user}","gists_url":"https://api.github.com/users/ethereum/gists{/gist_id}","starred_url":"https://api.github.com/users/ethereum/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ethereum/subscriptions","organizations_url":"https://api.github.com/users/ethereum/orgs","repos_url":"https://api.github.com/users/ethereum/repos","events_url":"https://api.github.com/users/ethereum/events{/privacy}","received_events_url":"https://api.github.com/users/ethereum/received_events","type":"Organization","site_admin":false},"repo":{"id":15452919,"name":"go-ethereum","full_name":"ethereum/go-ethereum","owner":{"login":"ethereum","id":6250754,"avatar_url":"https://avatars.githubusercontent.com/u/6250754?v=3","gravatar_id":"","url":"https://api.github.com/users/ethereum","html_url":"https://github.com/ethereum","followers_url":"https://api.github.com/users/ethereum/followers","following_url":"https://api.github.com/users/ethereum/following{/other_user}","gists_url":"https://api.github.com/users/ethereum/gists{/gist_id}","starred_url":"https://api.github.com/users/ethereum/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ethereum/subscriptions","organizations_url":"https://api.github.com/users/ethereum/orgs","repos_url":"https://api.github.com/users/ethereum/repos","events_url":"https://api.github.com/users/ethereum/events{/privacy}","received_events_url":"https://api.github.com/users/ethereum/received_events","type":"Organization","site_admin":false},"private":false,"html_url":"https://github.com/ethereum/go-ethereum","description":"Official golang implementation of the Ethereum protocol","fork":false,"url":"https://api.github.com/repos/ethereum/go-ethereum","forks_url":"https://api.github.com/repos/ethereum/go-ethereum/forks","keys_url":"https://api.github.com/repos/ethereum/go-ethereum/keys{/key_id}","collaborators_url":"https://api.github.com/repos/ethereum/go-ethereum/collaborators{/collaborator}","teams_url":"https://api.github.com/repos/ethereum/go-ethereum/teams","hooks_url":"https://api.github.com/repos/ethereum/go-ethereum/hooks","issue_events_url":"https://api.github.com/repos/ethereum/go-ethereum/issues/events{/number}","events_url":"https://api.github.com/repos/ethereum/go-ethereum/events","assignees_url":"https://api.github.com/repos/ethereum/go-ethereum/assignees{/user}","branches_url":"https://api.github.com/repos/ethereum/go-ethereum/branches{/branch}","tags_url":"https://api.github.com/repos/ethereum/go-ethereum/tags","blobs_url":"https://api.github.com/repos/ethereum/go-ethereum/git/blobs{/sha}","git_tags_url":"https://api.github.com/repos/ethereum/go-ethereum/git/tags{/sha}","git_refs_url":"https://api.github.com/repos/ethereum/go-ethereum/git/refs{/sha}","trees_url":"https://api.github.com/repos/ethereum/go-ethereum/git/trees{/sha}","statuses_url":"https://api.github.com/repos/ethereum/go-ethereum/statuses/{sha}","languages_url":"https://api.github.com/repos/ethereum/go-ethereum/languages","stargazers_url":"https://api.github.com/repos/ethereum/go-ethereum/stargazers","contributors_url":"https://api.github.com/repos/ethereum/go-ethereum/contributors","subscribers_url":"https://api.github.com/repos/ethereum/go-ethereum/subscribers","subscription_url":"https://api.github.com/repos/ethereum/go-ethereum/subscription","commits_url":"https://api.github.com/repos/ethereum/go-ethereum/commits{/sha}","git_commits_url":"https://api.github.com/repos/ethereum/go-ethereum/git/commits{/sha}","comments_url":"https://api.github.com/repos/ethereum/go-ethereum/comments{/number}","issue_comment_url":"https://api.github.com/repos/ethereum/go-ethereum/issues/comments{/number}","contents_url":"https://api.github.com/repos/ethereum/go-ethereum/contents/{+path}","compare_url":"https://api.github.com/repos/ethereum/go-ethereum/compare/{base}...{head}","merges_url":"https://api.github.com/repos/ethereum/go-ethereum/merges","archive_url":"https://api.github.com/repos/ethereum/go-ethereum/{archive_format}{/ref}","downloads_url":"https://api.github.com/repos/ethereum/go-ethereum/downloads","issues_url":"https://api.github.com/repos/ethereum/go-ethereum/issues{/number}","pulls_url":"https://api.github.com/repos/ethereum/go-ethereum/pulls{/number}","milestones_url":"https://api.github.com/repos/ethereum/go-ethereum/milestones{/number}","notifications_url":"https://api.github.com/repos/ethereum/go-ethereum/notifications{?since,all,participating}","labels_url":"https://api.github.com/repos/ethereum/go-ethereum/labels{/name}","releases_url":"https://api.github.com/repos/ethereum/go-ethereum/releases{/id}","deployments_url":"https://api.github.com/repos/ethereum/go-ethereum/deployments","created_at":"2013-12-26T13:05:46Z","updated_at":"2016-01-29T03:29:58Z","pushed_at":"2016-01-29T10:33:37Z","git_url":"git://github.com/ethereum/go-ethereum.git","ssh_url":"git@github.com:ethereum/go-ethereum.git","clone_url":"https://github.com/ethereum/go-ethereum.git","svn_url":"https://github.com/ethereum/go-ethereum","homepage":"http://ethereum.github.io/go-ethereum/","size":66036,"stargazers_count":892,"watchers_count":892,"language":"Go","has_issues":true,"has_downloads":true,"has_wiki":true,"has_pages":true,"forks_count":308,"mirror_url":null,"open_issues_count":170,"forks":308,"open_issues":170,"watchers":892,"default_branch":"master"}},"_links":{"self":{"href":"https://api.github.com/repos/ethereum/go-ethereum/pulls/2154"},"html":{"href":"https://github.com/ethereum/go-ethereum/pull/2154"},"issue":{"href":"https://api.github.com/repos/ethereum/go-ethereum/issues/2154"},"comments":{"href":"https://api.github.com/repos/ethereum/go-ethereum/issues/2154/comments"},"review_comments":{"href":"https://api.github.com/repos/ethereum/go-ethereum/pulls/2154/comments"},"review_comment":{"href":"https://api.github.com/repos/ethereum/go-ethereum/pulls/comments{/number}"},"commits":{"href":"https://api.github.com/repos/ethereum/go-ethereum/pulls/2154/commits"},"statuses":{"href":"https://api.github.com/repos/ethereum/go-ethereum/statuses/7bd18b214233a499949a690d8f4e3b629d1d8b3b"}}}}