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11
elmlang
general
`elm-test init && elm-test` -> `The dependencies in your elm.json are not compatible. [...]` ??
2019-03-07T11:54:50.651200
Earnestine
elmlang
general
ok thanks
2019-03-07T11:55:16.651300
Oliver
elmlang
general
<@Earnestine> can you try `elm install elm/json` and see if that fixes it?
2019-03-07T11:57:41.652100
Huong
elmlang
general
hi, thanks for the tipp.. but it does not fix it...
2019-03-07T11:59:14.652900
Earnestine
elmlang
general
<@Earnestine> can you share your `elm.json`?
2019-03-07T12:02:13.653400
Huong
elmlang
general
also, what version of `elm-test` exactly?
2019-03-07T12:02:29.653700
Huong
elmlang
general
None
2019-03-07T12:03:09.653800
Earnestine
elmlang
general
version: `0.19.0-rev5`
2019-03-07T12:03:40.654200
Earnestine
elmlang
general
<@Earnestine> okay, you're facing a rather special compound issue. - `elm/json` needs to be a direct dependency - `elm-explorations/test` cannot be an indirect dependency In this case, it's because `noahzgordon/elm-color-extra` has it as a dependency, though I don't quite know why. If you do `elm install elm/json` and then manually remove the indirect dependency, `elm-test` is happy. However, `elm install` will always add back that indirect dependency, so to get this working consistently, `noahzgordon/elm-color-extra` would need to drop `elm/explorations` as a dependency :thinking_face:
2019-03-07T12:27:11.658200
Huong
elmlang
general
<https://github.com/noahzgordon/elm-color-extra/pull/2> there's already an issue for it, I added a note on how this breaks stuff down the line
2019-03-07T12:28:29.658700
Huong
elmlang
general
<@Earnestine> seems like Noah's about to release that PR, so upgrading that package in a little while should help :)
2019-03-07T13:38:22.659100
Huong
elmlang
general
wow, thanks for the detailed response, I'll try this in a while..!
2019-03-07T13:41:47.659300
Earnestine
elmlang
general
Does anyone have a good gif illustrating the elm architecture?
2019-03-07T17:53:31.660100
Kris
elmlang
general
<https://media.giphy.com/media/it6W8D4FfvaPC/giphy.gif>
2019-03-07T17:57:43.660900
Wiley
elmlang
general
this one's pretty good
2019-03-07T17:57:48.661300
Wiley
elmlang
general
This one is not a gif, so not animated, but it’s floating around every now and then :slightly_smiling_face: <https://github.com/w0rm/creating-a-fun-game-with-elm/blob/master/assets/the-elm-architecture1.jpg>
2019-03-07T17:58:12.661700
Jin
elmlang
general
Illustrated by <https://twitter.com/01k>
2019-03-07T17:58:43.661900
Jin
elmlang
general
Not a gif, but the slidedeck that <@Nikki> shared a while back has a click-by-click walk-through. I think this was Elm 0.18, so minor details have changed. Check slides 45-47:
2019-03-07T19:38:29.662100
Danna
elmlang
general
<https://docs.google.com/presentation/d/14rYuf7BzCZj8qjxGGRWpT1YVWdo_rG-FFiwNSEmFBV4/edit#slide=id.g29715b5cf0_0_189>
2019-03-07T19:38:31.662300
Danna
elmlang
general
Thanks a lot! That's pretty helpful
2019-03-07T19:49:26.662700
Kris
elmlang
general
Nice! This makes it very easy to understand how the runtime fits into the picture. :taco:
2019-03-07T20:53:36.663000
Albertine
elmlang
general
Here's a diagram I made, hope it's helpful! <https://incrementalelm.com/learn/architecture>
2019-03-07T23:09:21.664900
Sade
elmlang
general
How to handle optional with elm-json-pipeline ?
2019-03-08T03:55:54.666000
Sadie
elmlang
general
I tried ``` (Decode.field "notification" &lt;| Decode.oneOf [ Decode.maybe decodeNotification , Decode.succeed Nothing ] )```
2019-03-08T03:56:02.666300
Sadie
elmlang
general
With no luck
2019-03-08T03:56:05.666500
Sadie
elmlang
general
I just eventually used elm-decode-pipeline... but out of curisosity it doesn't seems that simple
2019-03-08T04:03:05.667000
Sadie
elmlang
general
<@Sadie> `(Decode.maybe (Decode.field "notification" decodeNotification))`
2019-03-08T04:21:50.668000
Nana
elmlang
general
Oh yeah, I remember we already talked about that now
2019-03-08T04:26:03.668400
Sadie
elmlang
general
Thanks
2019-03-08T04:26:04.668600
Sadie
elmlang
general
In `elm-json-decode-pipeline` there is an `optional` function <@Sadie>
2019-03-08T05:14:25.670100
Lynne
elmlang
general
<@Lynne> Yes I know I was just asking out of curiosity
2019-03-08T05:25:29.670500
Sadie
elmlang
general
This image (IIRC created by <@Dorotha>) is probably the best visualization of TEA I've seen :heart:
2019-03-08T10:15:22.671400
Carman
elmlang
general
None
2019-03-08T10:15:40.671600
Carman
elmlang
general
This is not created by me. Kolja is the author <https://mobile.twitter.com/01k>
2019-03-08T10:37:29.673500
Dorotha
elmlang
general
Finally got round to upgrading our website to 0.19, half a day flew by super fast, and the half the bundle size disappeared too :slightly_smiling_face:
2019-03-08T11:00:12.674500
Kitty
elmlang
general
Does anybody remember languages other than Rust that took inspiration from Elm error messages?
2019-03-08T12:29:54.675700
Florencia
elmlang
general
I think there was some GCC 8 post but I can't find it and don't know if it mentioned Elm specifically...
2019-03-08T12:30:13.676200
Florencia
elmlang
general
Reasonml.
2019-03-08T12:33:51.676700
Cammy
elmlang
general
hi, `talqu@pc:[~/Projects/learn-elm/src]: elm make Main.elm` says I cannot find it though! Is there a typo? (edited) it only works from the root dir: `elm make src/Main.elm` what is happening here?
2019-03-08T12:51:54.677200
Dorine
elmlang
general
I think purescript as well
2019-03-08T12:53:47.677500
Kris
elmlang
general
<@Kris> Do you think there's a link acknowledging this?
2019-03-08T12:55:19.677700
Florencia
elmlang
general
<@Dorine> IIRC the compiler looks for `elm.json` to see which directories are `source_directories`, and exits early if it doesn't find it?
2019-03-08T12:59:54.681300
Florencia
elmlang
general
Not having had too much experience with parsing, and none with elm-parser, I’m wondering what the best way is to get going. Recommended tutorials? What I need (ultimately) is something akin to a very minimal version of markdown. (Yes, I know about elm-markup, and the various markdown packages and they won’t cut it.)
2019-03-08T13:01:37.681600
Leoma
elmlang
general
Have you seen <https://www.youtube.com/watch?v=M9ulswr1z0E> ?
2019-03-08T13:03:13.681800
Dede
elmlang
general
(and/or were you in the room? ;-)
2019-03-08T13:03:21.682000
Dede
elmlang
general
Huh, Slack didn't unroll that. It's ""Demystifying Parsers" by Tereza Sokol"
2019-03-08T13:03:45.682200
Dede
elmlang
general
No and no. I know Tereza’s work. This looks good
2019-03-08T13:03:53.682400
Leoma
elmlang
general
I’ve heard clojure people comment on how much they like the Elm error messages, but don’t know if it’s an official thing they’re striving for.
2019-03-08T13:15:54.682600
Cammy
elmlang
general
i have started a basic elm template with `elm init`, and have "source-directories": `[ "src" ],` in my json file. However, inside the src dir executing `elm make` fails. That's is weird, without that i cant compile the file from the editor
2019-03-08T13:16:44.682800
Dorine
elmlang
general
yes, you need to run the compiler from the directory `elm.json` is in
2019-03-08T13:18:48.683000
Florencia
elmlang
general
The editor's Elm plugin should help you do that. What editor do you use?
2019-03-08T13:19:17.683200
Florencia
elmlang
general
emacs
2019-03-08T13:19:27.683400
Dorine
elmlang
general
im trying these basic things right now, and everything seems to work very nicely with emacs, except the compilation of the file and the generation of tags (which does not work either)
2019-03-08T13:20:33.683600
Dorine
elmlang
general
`jcollard/elm-mode` doesn't seem to work with 0.19 automatically, but setting this should help you: <https://github.com/jcollard/elm-mode/blob/27a96ae99c8573b3e2f38b35021b46b30189dda6/elm-util.el#L44-L49>
2019-03-08T13:23:28.683800
Florencia
elmlang
general
nice thanks
2019-03-08T13:24:14.684000
Dorine
elmlang
general
I'm seeing an interesting behavior with `Browser.Navigation.back`. When running the `Nav.back navKey 1` command, two URL change message are firing: one with the current URL, quickly followed by the previous URL in the browser history. Is this known/expected behavior?
2019-03-08T14:14:04.686200
Abel
elmlang
general
No, sorry
2019-03-08T14:18:32.686600
Kris
elmlang
general
Anyone know of the best datetime lib to use as of now for .19?
2019-03-08T16:00:04.687200
Broderick
elmlang
general
<@Broderick> `elm/time` does work quite well, ocassionally I go for a few functions from `waratuman/time-extra`
2019-03-08T16:02:52.687800
Florencia
elmlang
general
`justinmimbs/date` is perfect for when you want to represent just a date and not a point in time. `justinmimbs/time-extra` is also solid for helping with creating and modifying times. `ryannhg/date-format` for displaying times.
2019-03-08T16:24:07.689200
Lorilee
elmlang
general
The only ones I've used are `elm/time` and `ryannhg/date-format`. They've done everything I need (besides parsing ISO8601 strings)
2019-03-08T16:27:58.692300
Bert
elmlang
general
also this is useful: <https://github.com/elm/parser/blob/master/semantics.md>
2019-03-08T16:30:08.692400
Jarvis
elmlang
general
`rtfeldman/elm-iso8601-date-strings` is a good base for parsing ISO8601 strings if you only care about the canonical time (I had to vendor it because I care about local time)
2019-03-08T17:04:47.693100
Agustin
elmlang
general
Is there a way to optimise the DOM-ification of large lists in the view function? i.e. if you add one item to a list in the model, to have the view function not re-generate the entire list worth of (virtual) DOM elements.
2019-03-08T20:42:38.696200
Alia
elmlang
general
Actually it seems `Html.Keyed` might be the recommended solution here
2019-03-08T20:45:58.696900
Alia
elmlang
general
though technically this still requires a virtual DOM element to be created for each item, and a key comparison with each of the (actual) DOM elements
2019-03-08T20:54:29.698100
Alia
elmlang
general
i.e. it doesn't really understand an "insert"
2019-03-08T20:54:41.698500
Alia
elmlang
general
until it stumbles onto it whilst comparing keys
2019-03-08T20:55:19.698800
Alia
elmlang
general
`Html.Lazy` can be good if building the DOM is the expensive part, the gotcha is that it uses JS referential equality on the comparison, so you have to be careful to not to break that
2019-03-08T21:01:17.700400
Augustus
elmlang
general
in the case where you are modifying a list you won't be able to use `Lazy` on the list as a whole in most cases, but you can on the individual list items
2019-03-08T21:02:06.701100
Augustus
elmlang
general
and pair that with `Html.Keyed` to simplify things during diffing
2019-03-08T21:03:10.702000
Augustus
elmlang
general
yeah that sounds like a good approach
2019-03-08T21:05:40.702400
Alia
elmlang
general
it will do :slightly_smiling_face:
2019-03-08T21:05:51.702700
Alia
elmlang
general
That’s not true
2019-03-08T22:06:48.703500
Kris
elmlang
general
You can’t break stuff using lazy
2019-03-08T22:06:58.704000
Kris
elmlang
general
i think they are referring to invalidating lazy equality by doing things like creating a new object per render
2019-03-08T23:00:21.705000
Jarvis
elmlang
general
like repackaging downstream arguments into a `let ctx = { a = ..., b = ... } in` that is part of your Lazy equality comparison
2019-03-08T23:00:53.705700
Jarvis
elmlang
general
you can create pointless Lazy application if you don't understand the caveat
2019-03-08T23:02:54.706600
Jarvis
elmlang
general
can anyone tell me how I can get this into an anonymous function? ``` getChompedString &lt;| succeed () |. chompUntil " " ```
2019-03-09T06:15:45.707500
Vilma
elmlang
general
it seems `\() -&gt; getChompedString &lt;| succeed () |. chompUntil " "` is wrong
2019-03-09T06:16:00.707900
Vilma
elmlang
general
<@Vilma> What arguments do you want this anonymous function to take?
2019-03-09T06:18:49.708600
Vashti
elmlang
general
Does elm-css incur any unreasonable performance hit?
2019-03-09T06:19:18.708800
Marlys
elmlang
general
I just want to insert it into a parser pipeline :thinking_face: so maybe it takes another parser?
2019-03-09T06:20:09.708900
Vilma
elmlang
general
hmm, could you maybe post more code showing how you'd use the anonymous function, so we can understand why you want to create it and what you want to do with it?
2019-03-09T06:26:52.709900
Vashti
elmlang
general
It's hard to say without knowing what you're comparing it to and what you consider unreasonable
2019-03-09T07:02:21.710100
Earlean
elmlang
general
hi, for those using emacs with elm-mode, how did you get generating tags working and also `elm-package-catalog` which gives this error `-map-indexed: Wrong type argument: listp, (1602/elm-feather . ["1.0.0" "1.0.1" "1.0.2" "2.0.0" "2.0.1" "2.1.0" "2.2.0" "2.3.0" "2.3.1" "2.3.2" ...])`
2019-03-09T10:34:53.712500
Dorine
elmlang
general
RE parsing… I’m parsing something akin to markdown, where I’d like to allow nested //italic// **bold** __underline__ styles. Seems I need backtrackable if I don’t know if or not I’ll find a matching /,_,* after some amount of content. Is that right? I can only “commit” to parsing an opening italic / if I know there will be a closing one. Otherwise I’ll treat the / as a literal /. For example. Is that an appropriate use of backtrackable?
2019-03-09T14:54:16.714500
Leoma
elmlang
general
It's appropriate, but also exhibits the behavior that the docs warn for (O(n^2) time complexity in the worst case). I don't see a nice way around it here though. Maybe have a look at what other parsers do.
2019-03-09T15:41:23.715000
Virgie
elmlang
general
because basically if you first parse an opening token, then do a lot of work, and it turns out that there is no correct closing token, backtrackable will go all the way back and the "doing a lot of work" part is repeated.
2019-03-09T15:42:55.716700
Virgie
elmlang
general
One option is to decide what to do once you find a token that isn't allowed in the context of bolding something, and "unwrap" a level of context while inserting the appropriate textual token where the current level of context started. Not as easy as it sounds, but theoretically possible
2019-03-09T15:44:06.718000
Huong
elmlang
general
Well, it sounds like it’s not an inappropriate choice. I’ll probably go with it and do something like disallow styles to wrap past newlines. So worst case O(n^2) over a bunch of single lines should be OK. Thanks.
2019-03-09T18:24:12.720000
Leoma
elmlang
general
You could alternately just declare an unclosed token to be an error.
2019-03-09T19:57:39.721800
Dede
elmlang
general
I’m trying to use <@Granville>’s websocket library, but although its is in my elm.json, I keep getting ```The PortFunnels module has a bad import: import PortFunnel```
2019-03-10T03:34:41.724900
Lynn
elmlang
general
that’s an import from PortFunnels.elm which I copied over from the example directory, per the instructions
2019-03-10T03:35:20.725600
Lynn
elmlang
general
` "billstclair/elm-port-funnel": "1.1.4",` is listed in my indirect dependencies
2019-03-10T03:36:27.725900
Lynn
elmlang
general
ok, so moving it to the direct dependencies fixed it
2019-03-10T03:39:37.726200
Lynn
elmlang
general
I don’t seem to be able to get any further than a willopen message
2019-03-10T04:43:29.726700
Lynn
elmlang
general
None
2019-03-10T04:43:34.726800
Lynn
elmlang
general
the websocket is not actually being opened. Any ideas?
2019-03-10T04:44:02.727400
Lynn
elmlang
general
hello there, is it possible somehow to ignore the end of uri during parsing? currently I have the next function: ``` gitHubInfo : Parser (String -&gt; String -&gt; Int -&gt; a) a gitHubInfo = string &lt;/&gt; string &lt;/&gt; s "pull" &lt;/&gt; int ``` but I want that it will parse any link, which starts with this pattern, not only exactly like in the patter. Is it possible to write something like `string &lt;/&gt; string &lt;/&gt; s "pull" &lt;/&gt; int &lt;/&gt; whatever` ?
2019-03-10T09:45:50.730300
Carroll