Hi Jon,
regarding file extension, it is expected behaviour. T5conduit library uses
Tapestry's resource transformers mechanism normally intended for things
like JavaScript minification. It just installs a transformer that
translates .less files using original Less compiler. Please note that no
new file is created, translation happens on the first access and it is
cached in memory (file changes are monitor so retranslation is performed
when necessary).

Regarding \n characters, I have no clue why they appear.  Are you sure that
they are really in the generated content as backslash and "n" character,
not just an artefact of the tool you use to see it? If it actually the
case, please send more information about your environment (e.g. OS, servlet
container).

BTW, does your browser seems to apply generated stylesheets?

Best regards,
Cezary
 On 4 Nov 2013 19:45, "Jon Williams" <[email protected]> wrote:

> Hi Tapsters.
>
> Sorry for posting to the Tap users list, but there's hardly any
> documentation available for this. t5conduit SNAPSHOT 0.8 seems to be
> misbehaving a bit for me.
>
> I have a general question regarding t5conduit-0.8SNAPSHOT.
> Kindly ignore this message if you're not interested in .less to .css
> transforms in Tapestry 5.3.7.
>
> I have t5conduit hooked up in my app as per the scant documentation at
> github...
> https://github.com/cezary-biernacki/t5conduit
>
> In my component I have...
>    @Import(stylesheet="context:css/treeMods.less")
>     private void afterRender() {}
>
>
> My understanding is that t5conduit should take a stylesheet import in .less
> format and then end up generating a static .css file for use in rendering
> the resource for use in your Tapestry-generated page.
>
> *Why??* is tapestry generating a style sheet with a .less file extension?
> in this case the resource string "treeMods.less" gets rendered in my page
> header. That's the file that tapestry serves up...
>
> <link type="text/css" rel="stylesheet" href="
> /assets/0.5-SNAPSHOT-DEV/ctx/css/treeMods.less<
> http://localhost:8886/assets/0.5-SNAPSHOT-DEV/ctx/css/treeMods.less>
> "/>
>
>
>
> When I examine the contents of treeMods.less it is the generated general
> css that I desire except for 1 thing.
> it has improper line breaks. the file has a bunch of /n escape chars
> littering it....
>
> DIV.t-tree-container {\n  background: transparent;\n  padding: 0;\n
> margin: 0;\n}\nDIV.t-tree-container UL {\n  list-style-type: none;\n
> background-image:
> url("/assets/0.5-SNAPSHOT-DEV/ctx/img/tree-vpipe.png");\n
> background-repeat: no-repeat;\n  margin: 0 0 0 12px;\n  padding:
> 0;\n}\nDIV.t-tree-container UL UL {\n  /* Line up the nested list's
> vertical bar under the element's folder icon. */
> \n  /*background: rgba(0,0,0,0.5);*/
> \n  margin: 0 0 0 24px;\n}\nDIV.t-tree-container LI {\n  margin: 0;\n
> padding: 0 0 0 16px;\n  background: transparent;\n  /*background:
> rgba(255,255,255,0.1);*/
> \n  background-image:
> url("/assets/0.5-SNAPSHOT-DEV/ctx/img/tree-vpipe.png");\n
> background-repeat: repeat-y;\n  line-height:
> 1.5;\n}\nDIV.t-tree-container LI.t-last {\n  background:
> transparent;\n  background-image:
> url("/assets/0.5-SNAPSHOT-DEV/ctx/img/tree-branchend.png");\n
> background-repeat: no-repeat;\n}\n/* Assume its a collapsed, but
> expandable, tree node. Later CSS rules overwrite this. */
> SPAN.t-tree-icon {\n  display: inline-block;\n  width: 32px;\n
> height: 16px;\n  cursor: pointer;\n  background-image:
> url("/assets/0.5-SNAPSHOT-DEV/ctx/img/tree-sprites.png");\n
> background-position: 0px 0px;\n}\nSPAN.t-tree-icon.t-leaf-node {\n
> cursor: default;\n  background-position: -32px
> -16px;\n}\nSPAN.t-tree-label.t-selectable {\n  cursor:
> pointer;\n}\nSPAN.t-tree-label.t-selected-leaf-node-label {\n
> font-weight: bold;\n}\nSPAN.t-tree-icon.t-empty-node {\n  cursor:
> default;\n  background-position: -32px 0px
> !important;\n}\nSPAN.t-tree-expanded {\n  background-position: 0px
> -16px;\n}\nSPAN.t-ajax-wait {\n  width: 16px;\n  height: 16px;\n
> display: inline-block;\n  background-image:
>
> url("/assets/0.5-SNAPSHOT-DEV/ctx/img/ajax-loader.gif");\n}\nSPAN.t-tree-icon.t-expand
> {\n  width: 16px;\n  height: 16px;\n  background: transparent;\n
> background-image:
> url("/assets/0.5-SNAPSHOT-DEV/ctx/img/expand.png");\n  display:
> inline-block;\n  cursor: pointer;\n}\nSPAN.t-tree-icon.t-collapse {\n
> width: 16px;\n  height: 16px;\n  background: transparent;\n
> background-image:
> url("/assets/0.5-SNAPSHOT-DEV/ctx/img/collapse.png");\n  display:
> inline-block;\n  cursor: pointer;\n}\n.selected {\n  color: black;\n
> font-size: 1.1em;\n  font-weight: bold;\n  font-style: oblique;\n
> text-decoration: underline;\n}\n
>
>
> You can see my context's for the images are being rendered correctly
> by less. but it's adding this nasty formatting with \n escapes all
> over the place.
>
> Can someone with experience with t5conduit .less transformation to
> .css explain what's going on here?
>
>
> thanks
>
> Jon
>

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