transform newlines into paragraphs.

elm/Post.elm

import Date
import Date (Date)
import List
import Html (..)
import Util.Compare (compareBy, flipCompare)
import Util.Html (viewDate)
import String
type alias Post = { title:String, content:String, created:Date }
compareByDateReverse = flipCompare <| compareBy (.created >> Date.toTime)
view : Date -> Post -> Html
view ref post = div [] [
                 h3 [] [text post.title],
                 p [] [text post.content],
                 span [] [text "Written ", viewDate ref post.created]
                ]
view ref post =
    let paragraphs = List.filter (not << String.isEmpty) <| String.split "\n" post.content
    in div [] [
            h3 [] [text post.title],
            section [] (List.map (\par -> p [] [text par]) paragraphs),
            span [] [text "Written ", viewDate ref post.created]
           ]

elm/Stream.elm

    Err e -> Date.fromTime 0
posts : List Post
posts = [{title = "Something else", content = "Well, I can say more than \"Hello\", I guess!", created = date "2015-03-01T14:03"},
posts = [{title = "Fancy post", content = "Post may have multiple lines now.\nWhat freedom!\n\n\nThat's weird, though...", created = date "2015-03-01T15:18"},
         {title = "Something else", content = "Well, I can say more than \"Hello\", I guess!", created = date "2015-03-01T14:03"},
         {title = "Hello, Other Things?", content = "There are other things?", created = date "2015-03-01T12:53:21"},
         {title = "Hello, World!", content = "This is my very first post!", created = date "2015-03-01T12:27:00"},
         {title = "Blog setup", content = "I guess I should post something now?", created = date "2014-12-24T10:57:03"},
         {title = "Ancient history", content = "Teenage angst!!!!", created = date "2009-06-07T02:54:29"}
        ]
referenceDate = date "2015-03-01T14:09"
referenceDate = date "2015-03-01T15:20"
main = div [] (List.map (Post.view referenceDate) (List.sortWith Post.compareByDateReverse posts))