{"action":"created","issue":{"url":"https://api.github.com/repos/Microsoft/vscode/issues/10665","repository_url":"https://api.github.com/repos/Microsoft/vscode","labels_url":"https://api.github.com/repos/Microsoft/vscode/issues/10665/labels{/name}","comments_url":"https://api.github.com/repos/Microsoft/vscode/issues/10665/comments","events_url":"https://api.github.com/repos/Microsoft/vscode/issues/10665/events","html_url":"https://github.com/Microsoft/vscode/issues/10665","id":171896788,"number":10665,"title":"provideSignatureHelp doesn't seem to render anything despite being called and returning 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VSCode Version: 1.4\r\n- OS Version: Windows 10\r\n\r\nI'm trying to implement a signatureHelpProvider (which I believe is the thing that gives me parameter hints when I type `(` or `,` when calling a method/signature/etc.).\r\n\r\nMy code seems to be called; I see \"running\" in the console whenever I type a `(` but nothing ever appears in the editor! Here's my code:\r\n\r\n```typescript\r\nprovideSignatureHelp(document: TextDocument, position: Position, token: CancellationToken): SignatureHelp {\r\n\tconsole.log(\"running...\");\r\n\treturn {\r\n\t\tactiveParameter: 0,\r\n\t\tactiveSignature: 0,\r\n\t\tsignatures: [{\r\n\t\t\tlabel: \"test\",\r\n\t\t\tdocumentation: \"test2\",\r\n\t\t\tparameters: [\r\n\t\t\t\t{\r\n\t\t\t\t\tlabel: \"test3\",\r\n\t\t\t\t\tdocumentation: \"test4\",\r\n\t\t\t\t}\r\n\t\t\t]\r\n\t\t}]\r\n\t};\r\n}\r\n```\r\n\r\nThere are no errors shown anywhere, but also no popup. I've tried 1-based indexes for `activeParameter`/`activeSignature` but no difference.\r\n\r\nAny ideas what might be causing this or how I could debug further?"},"comment":{"url":"https://api.github.com/repos/Microsoft/vscode/issues/comments/240954752","html_url":"https://github.com/Microsoft/vscode/issues/10665#issuecomment-240954752","issue_url":"https://api.github.com/repos/Microsoft/vscode/issues/10665","id":240954752,"user":{"login":"DanTup","id":1078012,"avatar_url":"https://avatars.githubusercontent.com/u/1078012?v=3","gravatar_id":"","url":"https://api.github.com/users/DanTup","html_url":"https://github.com/DanTup","followers_url":"https://api.github.com/users/DanTup/followers","following_url":"https://api.github.com/users/DanTup/following{/other_user}","gists_url":"https://api.github.com/users/DanTup/gists{/gist_id}","starred_url":"https://api.github.com/users/DanTup/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/DanTup/subscriptions","organizations_url":"https://api.github.com/users/DanTup/orgs","repos_url":"https://api.github.com/users/DanTup/repos","events_url":"https://api.github.com/users/DanTup/events{/privacy}","received_events_url":"https://api.github.com/users/DanTup/received_events","type":"User","site_admin":false},"created_at":"2016-08-19T08:04:59Z","updated_at":"2016-08-19T08:04:59Z","body":"By the way, I've implemented most of my providers this way and they all seemed to work, I presume this is something specific to signatures that the others don't do?"}}
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