{"action":"created","issue":{"url":"https://api.github.com/repos/vim/vim/issues/2388","repository_url":"https://api.github.com/repos/vim/vim","labels_url":"https://api.github.com/repos/vim/vim/issues/2388/labels{/name}","comments_url":"https://api.github.com/repos/vim/vim/issues/2388/comments","events_url":"https://api.github.com/repos/vim/vim/issues/2388/events","html_url":"https://github.com/vim/vim/issues/2388","id":277802404,"number":2388,"title":"matchaddpos() show unwanted content in empty area","user":{"login":"wsdjeg","id":13142418,"avatar_url":"https://avatars2.githubusercontent.com/u/13142418?v=4","gravatar_id":"","url":"https://api.github.com/users/wsdjeg","html_url":"https://github.com/wsdjeg","followers_url":"https://api.github.com/users/wsdjeg/followers","following_url":"https://api.github.com/users/wsdjeg/following{/other_user}","gists_url":"https://api.github.com/users/wsdjeg/gists{/gist_id}","starred_url":"https://api.github.com/users/wsdjeg/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/wsdjeg/subscriptions","organizations_url":"https://api.github.com/users/wsdjeg/orgs","repos_url":"https://api.github.com/users/wsdjeg/repos","events_url":"https://api.github.com/users/wsdjeg/events{/privacy}","received_events_url":"https://api.github.com/users/wsdjeg/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":4,"created_at":"2017-11-29T15:43:57Z","updated_at":"2017-11-30T10:48:36Z","closed_at":null,"author_association":"NONE","body":"### reproduce step\r\n\r\nminivimrc\r\n\r\n```vim\r\nset nocompatible\r\nset conceallevel=2\r\nsyntax on\r\n```\r\n\r\n1. `vim -u minivimrc minivimrc\r\n2. `:normal! gg`\r\n3. `call matchaddpos('Conceal', [[2, 19,1]], 10, -1, {'conceal': 'f'}) `\r\n\r\nyou will see:\r\n\r\n![2017-11-29_375x77](https://user-images.githubusercontent.com/13142418/33383749-b8857f68-d4e9-11e7-9ed4-cb011dd06eaf.png)\r\n\r\nI can not understand why the content of first line will be shown after conceal cchar?\r\n\r\n\r\n"},"comment":{"url":"https://api.github.com/repos/vim/vim/issues/comments/348152567","html_url":"https://github.com/vim/vim/issues/2388#issuecomment-348152567","issue_url":"https://api.github.com/repos/vim/vim/issues/2388","id":348152567,"user":{"login":"bfredl","id":1363104,"avatar_url":"https://avatars1.githubusercontent.com/u/1363104?v=4","gravatar_id":"","url":"https://api.github.com/users/bfredl","html_url":"https://github.com/bfredl","followers_url":"https://api.github.com/users/bfredl/followers","following_url":"https://api.github.com/users/bfredl/following{/other_user}","gists_url":"https://api.github.com/users/bfredl/gists{/gist_id}","starred_url":"https://api.github.com/users/bfredl/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/bfredl/subscriptions","organizations_url":"https://api.github.com/users/bfredl/orgs","repos_url":"https://api.github.com/users/bfredl/repos","events_url":"https://api.github.com/users/bfredl/events{/privacy}","received_events_url":"https://api.github.com/users/bfredl/received_events","type":"User","site_admin":false},"created_at":"2017-11-30T10:48:36Z","updated_at":"2017-11-30T10:48:36Z","author_association":"NONE","body":"@chirsbra It was probably not intentional but why not keep it if it works? virtualedit is already a thing. The `at_eol` check could be done next time a non-concealed char should be shown, to avoid the invalid continuation."}}
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