{"action":"created","issue":{"url":"https://api.github.com/repos/ros/xacro/issues/173","repository_url":"https://api.github.com/repos/ros/xacro","labels_url":"https://api.github.com/repos/ros/xacro/issues/173/labels{/name}","comments_url":"https://api.github.com/repos/ros/xacro/issues/173/comments","events_url":"https://api.github.com/repos/ros/xacro/issues/173/events","html_url":"https://github.com/ros/xacro/pull/173","id":274351627,"number":173,"title":"allow default values for properties","user":{"login":"rhaschke","id":5376030,"avatar_url":"https://avatars2.githubusercontent.com/u/5376030?v=4","gravatar_id":"","url":"https://api.github.com/users/rhaschke","html_url":"https://github.com/rhaschke","followers_url":"https://api.github.com/users/rhaschke/followers","following_url":"https://api.github.com/users/rhaschke/following{/other_user}","gists_url":"https://api.github.com/users/rhaschke/gists{/gist_id}","starred_url":"https://api.github.com/users/rhaschke/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/rhaschke/subscriptions","organizations_url":"https://api.github.com/users/rhaschke/orgs","repos_url":"https://api.github.com/users/rhaschke/repos","events_url":"https://api.github.com/users/rhaschke/events{/privacy}","received_events_url":"https://api.github.com/users/rhaschke/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2017-11-16T00:17:35Z","updated_at":"2017-11-16T00:18:47Z","closed_at":null,"author_association":"CONTRIBUTOR","pull_request":{"url":"https://api.github.com/repos/ros/xacro/pulls/173","html_url":"https://github.com/ros/xacro/pull/173","diff_url":"https://github.com/ros/xacro/pull/173.diff","patch_url":"https://github.com/ros/xacro/pull/173.patch"},"body":"This PR allows for definition of default values for properties (much like it is possible for arguments):\r\n\r\n```xml\r\n<a xmlns:xacro=\"http://www.ros.org/xacro\">\r\n\t<xacro:property name=\"prop\" default=\"false\"/>\r\n\t<xacro:unless value=\"${prop}\">\r\n\t\t<foo/>\r\n\t\t<xacro:property name=\"prop\" value=\"true\"/>\r\n\t</xacro:unless>\r\n\r\n\t<!-- second foo should be ignored -->\r\n\t<xacro:unless value=\"${prop}\">\r\n\t\t<foo/>\r\n\t\t<xacro:property name=\"prop\" value=\"true\"/>\r\n\t</xacro:unless>\r\n</a>\r\n```\r\n"},"comment":{"url":"https://api.github.com/repos/ros/xacro/issues/comments/344773382","html_url":"https://github.com/ros/xacro/pull/173#issuecomment-344773382","issue_url":"https://api.github.com/repos/ros/xacro/issues/173","id":344773382,"user":{"login":"rhaschke","id":5376030,"avatar_url":"https://avatars2.githubusercontent.com/u/5376030?v=4","gravatar_id":"","url":"https://api.github.com/users/rhaschke","html_url":"https://github.com/rhaschke","followers_url":"https://api.github.com/users/rhaschke/followers","following_url":"https://api.github.com/users/rhaschke/following{/other_user}","gists_url":"https://api.github.com/users/rhaschke/gists{/gist_id}","starred_url":"https://api.github.com/users/rhaschke/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/rhaschke/subscriptions","organizations_url":"https://api.github.com/users/rhaschke/orgs","repos_url":"https://api.github.com/users/rhaschke/repos","events_url":"https://api.github.com/users/rhaschke/events{/privacy}","received_events_url":"https://api.github.com/users/rhaschke/received_events","type":"User","site_admin":false},"created_at":"2017-11-16T00:18:47Z","updated_at":"2017-11-16T00:18:47Z","author_association":"CONTRIBUTOR","body":"@guihomework I think this solves your issue ;-)"}}
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