> On Sep 30, 2019, at 12:50 PM, Maurizio Cimadamore > <maurizio.cimadam...@oracle.com> wrote: > > > > On 30/09/2019 16:36, Jim Laskey wrote: >> In line. >> >>> On Sep 30, 2019, at 12:29 PM, Maurizio Cimadamore >>> <maurizio.cimadam...@oracle.com <mailto:maurizio.cimadam...@oracle.com>> >>> wrote: >>> >>> Hi, >>> in general I see where the enhancements are coming from - but I do have >>> some comments. >>> >>> One is pedagogical; I think a world where single line strings are denoted >>> by a single double quote, whereas multi line strings are denoted by triple >>> double quotes is a relatively wimple world for the user to grok. This >>> proposal effectively blurs the line between the two variants, as now you >>> can (in the degenerate case where all lines in a text block ends with '\') >>> express a single line string with a text block syntax - which I understand >>> is the part of the goal, but... >> >> And String s = "aa\nbb\ncc\n" is truly single line? I think they are just >> the same thing wearing different clothes. > I see where you are coming from. While I'm not necessarily opposed, I'd be > curious to see if this add-on would have repercussions on how the text block > feature is reasoned about by programmers, especially ones coming to Java for > the first time. >> >>> >>> The other perplexity is on the use of \s with text blocks; I don't get why >>> the output in your example ends up being: >>> >>> red<one space><new line>green<one space><new line>blue<one space><blue line> >>> >>> Why is the space at the left of the '\s' being ignored? In fact, '\s' is >>> the _only_ thing you can put in that place that will cause the previous >>> space to be ignored and dropped on the floor, which makes me uncomfortable. >>> I think that, to get the output you want, '\s' should be close to the end >>> of red/green/blue - if, on the other hand, if you add space and _then_ you >>> add a '/s', I don't think we should treat this differently from adding >>> space and then some _random_ character - in which case all the space in >>> between will be preserved. >> >> This is a readability issue in the edits. It's actually >> "red....\ngreen..\nblue...\n". I'll fix. > Phew :-) > > Question - can `/s` appear _before_ the end of a line in a text block? If so, > what happens? >
It's just another representation of space, i.e., a space (U+0020) is inserted. > Maurizio > >> >>> >>> Maurizio >>> >>> >>> On 30/09/2019 12:45, Jim Laskey wrote: >>>> During the discussion on Text Blocks, several of you stated a need for a >>>> line continuation construct. I have since created a CSR to propose the >>>> creation of two new escape sequences: \<line terminator> and \s. >>>> >>>> https://bugs.openjdk.java.net/browse/JDK-8227870 >>>> <https://bugs.openjdk.java.net/browse/JDK-8227870> >>>> >>>> >>>> Please review and comment here. >>>> >>>> Cheers, >>>> >>>> -- Jim >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>
