[content assist] Generate comma if need when completion is applied [EBZ#499537] ------------------------------------------------------------------------------- Key: ERT-384 URL: https://issues.jboss.org/browse/ERT-384 Project: Eclipse Release Train Issue Type: Task Components: WTP Source Editing Reporter: Friendly Jira Robot Assignee: Snjezana Peco Labels: bzira, wst.json Take a sample: -------------------------------- { "compiler // Ctrl+Space } -------------------------------- The completion apply generates (like today) this content: -------------------------------- { "compilerOptions": {} } -------------------------------- But in the case if user triggers the completion before a JSON key -------------------------------- { "compiler // Ctrl+Space "compileOnSave": true } -------------------------------- a comma should be generated: -------------------------------- { "compilerOptions": {}, "compileOnSave": true } --------------------------------