notes on a livescript workshop

workshop/livescript/index.md

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+---
+author: Marc Chantreux
+urls:
+    - http://unistra.github.io/workshop/livescript/slides.pdf
+title: livescript
+header-includes: \input{prelude.latex}
+---
+
+# Faster
+
+* markdown
+* stylus
+* jade
+* livescript
+
+# Future?
+
+* elm, clojurescript?
+* sxml, scss?
+* d3
+* tentative de Meta-Templating (rototo)
+
+# Livescript ?
+
+* ne corrige pas tous les problèmes de javascript
+* propose une meilleure syntaxe pour l'état de l'art
+
+# readable numbers
+
+* `_` comme séparateur
+* lettres finales comme indice
+
+# alors ?
+
+    100000000     + 2    =
+    100_000_000   + 2    =
+    100_000_000km + 2km  =
+    100_000_000km + 2ft  =
+
+# voilà
+
+    100000000     + 2    = [throw Krasucki Exception]
+    100_000_000   + 2    = 100_000_002
+    100_000_000km + 2km  = 100_000_002
+    100_000_000km + 2ft  = 100_000_002 [NASA clue]
+
+# NASA Fix
+
+    JS: 100_000_000km + kmFromFt(2)
+    LS: 100_000_000km + (km-from-ft 2) =  ...
+
+    JS     : rectArea(2, 4) + rectArea(5, 8)
+    LS     : (rect-area 2, 4) + (rect-area 5, 8)
+    Haskell: (rect-area 2 4) + (rect-area 5 8)
+    Haskell: (+) (rect-area 2 4) (rect-area 5 8)
+
+# définition de fonctions
+
+    JS     : kmFromFt = function (x) { return(x / 3280.8) }
+    λ      : kmFromFt = λx  . x / 3280.8
+    LS     : kmFromFt = (x) . x / 3280.8
+    Haskell: kmFromFt =        (/ 3280.8)
+
+# définition de fonctions
+

workshop/livescript/makefile

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+SHELL = /usr/bin/zsh
+
+template= template.beamer.latex
+chapters = index.md
+components= $(chapters) $(template) prelude.latex deps.pdf deps_with_phony.pdf
+pandoc-options= pipe_tables+grid_tables+multiline_tables+escaped_line_breaks
+mk-slides = pandoc -f markdown -t beamer+$(pandoc-options) \
+    --template $(template)
+
+slides.pdf slides.latex: $(components)
+	cat $(chapters) | $(mk-slides) -o $@
+	@echo DONE
+
+%.svg: %.dot
+	dot -T svg -o $@ $<
+
+%.pdf: %.svg
+	rsvg-convert -o $@ < $<
+
+deps.pdf: deps.dot
+
+$(template):
+	pandoc -D beamer > $@

workshop/livescript/prelude.latex

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+\usepackage{tikz}
+% \usetikzlibrary{matrix}
+% \hypersetup{linkcolor=red}
+% \newcommand{\deps}{
+%     \node (A) {A};
+%     \node [above of=A] (B) {B};
+% }

workshop/livescript/template.beamer.latex

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+\documentclass[$if(fontsize)$$fontsize$,$endif$$if(lang)$$babel-lang$,$endif$$if(handout)$handout,$endif$$if(beamer)$ignorenonframetext,$endif$$for(classoption)$$classoption$$sep$,$endfor$]{$documentclass$}
+$if(theme)$
+\usetheme{$theme$}
+$endif$
+$if(colortheme)$
+\usecolortheme{$colortheme$}
+$endif$
+$if(fonttheme)$
+\usefonttheme{$fonttheme$}
+$endif$
+$if(mainfont)$
+\usefonttheme{serif} % use mainfont rather than sansfont for slide text
+$endif$
+$if(innertheme)$
+\useinnertheme{$innertheme$}
+$endif$
+$if(outertheme)$
+\useoutertheme{$outertheme$}
+$endif$
+\setbeamertemplate{caption}[numbered]
+\setbeamertemplate{caption label separator}{: }
+\setbeamercolor{caption name}{fg=normal text.fg}
+$if(fontfamily)$
+\usepackage[$fontfamilyoptions$]{$fontfamily$}
+$else$
+\usepackage{lmodern}
+$endif$
+\usepackage{amssymb,amsmath}
+\usepackage{ifxetex,ifluatex}
+\usepackage{fixltx2e} % provides \textsubscript
+\ifnum 0\ifxetex 1\fi\ifluatex 1\fi=0 % if pdftex
+  \usepackage[$if(fontenc)$$fontenc$$else$T1$endif$]{fontenc}
+  \usepackage[utf8]{inputenc}
+$if(euro)$
+  \usepackage{eurosym}
+$endif$
+\else % if luatex or xelatex
+  \ifxetex
+    \usepackage{mathspec}
+  \else
+    \usepackage{fontspec}
+  \fi
+  \defaultfontfeatures{Mapping=tex-text,Scale=MatchLowercase}
+  \newcommand{\euro}{€}
+$if(mainfont)$
+    \setmainfont[$mainfontoptions$]{$mainfont$}
+$endif$
+$if(sansfont)$
+    \setsansfont[$sansfontoptions$]{$sansfont$}
+$endif$
+$if(monofont)$
+    \setmonofont[Mapping=tex-ansi$if(monofontoptions)$,$monofontoptions$$endif$]{$monofont$}
+$endif$
+$if(mathfont)$
+    \setmathfont(Digits,Latin,Greek)[$mathfontoptions$]{$mathfont$}
+$endif$
+$if(CJKmainfont)$
+    \usepackage{xeCJK}
+    \setCJKmainfont[$CJKoptions$]{$CJKmainfont$}
+$endif$
+\fi
+% use upquote if available, for straight quotes in verbatim environments
+\IfFileExists{upquote.sty}{\usepackage{upquote}}{}
+% use microtype if available
+\IfFileExists{microtype.sty}{%
+\usepackage{microtype}
+\UseMicrotypeSet[protrusion]{basicmath} % disable protrusion for tt fonts
+}{}
+$if(lang)$
+\ifxetex
+  \usepackage{polyglossia}
+  \setmainlanguage[$polyglossia-lang.options$]{$polyglossia-lang.name$}
+$for(polyglossia-otherlangs)$
+  \setotherlanguage[$polyglossia-otherlangs.options$]{$polyglossia-otherlangs.name$}
+$endfor$
+\else
+  \usepackage[shorthands=off,$babel-lang$]{babel}
+\fi
+$endif$
+$if(natbib)$
+\usepackage{natbib}
+\bibliographystyle{$if(biblio-style)$$biblio-style$$else$plainnat$endif$}
+$endif$
+$if(biblatex)$
+\usepackage{biblatex}
+$for(bibliography)$
+\addbibresource{$bibliography$}
+$endfor$
+$endif$
+$if(listings)$
+\usepackage{listings}
+$endif$
+$if(lhs)$
+\lstnewenvironment{code}{\lstset{language=Haskell,basicstyle=\small\ttfamily}}{}
+$endif$
+$if(highlighting-macros)$
+$highlighting-macros$
+$endif$
+$if(verbatim-in-note)$
+\usepackage{fancyvrb}
+\VerbatimFootnotes % allows verbatim text in footnotes
+$endif$
+$if(tables)$
+\usepackage{longtable,booktabs}
+\usepackage{caption}
+% These lines are needed to make table captions work with longtable:
+\makeatletter
+\def\fnum@table{\tablename~\thetable}
+\makeatother
+$endif$
+$if(graphics)$
+\usepackage{graphicx,grffile}
+\makeatletter
+\def\maxwidth{\ifdim\Gin@nat@width>\linewidth\linewidth\else\Gin@nat@width\fi}
+\def\maxheight{\ifdim\Gin@nat@height>\textheight0.8\textheight\else\Gin@nat@height\fi}
+\makeatother
+% Scale images if necessary, so that they will not overflow the page
+% margins by default, and it is still possible to overwrite the defaults
+% using explicit options in \includegraphics[width, height, ...]{}
+\setkeys{Gin}{width=\maxwidth,height=\maxheight,keepaspectratio}
+$endif$
+
+% Comment these out if you don't want a slide with just the
+% part/section/subsection/subsubsection title:
+\AtBeginPart{
+  \let\insertpartnumber\relax
+  \let\partname\relax
+  \frame{\partpage}
+}
+\AtBeginSection{
+  \let\insertsectionnumber\relax
+  \let\sectionname\relax
+  \frame{\sectionpage}
+}
+\AtBeginSubsection{
+  \let\insertsubsectionnumber\relax
+  \let\subsectionname\relax
+  \frame{\subsectionpage}
+}
+
+$if(links-as-notes)$
+% Make links footnotes instead of hotlinks:
+\renewcommand{\href}[2]{#2\footnote{\url{#1}}}
+$endif$
+$if(strikeout)$
+\usepackage[normalem]{ulem}
+% avoid problems with \sout in headers with hyperref:
+\pdfstringdefDisableCommands{\renewcommand{\sout}{}}
+$endif$
+\setlength{\emergencystretch}{3em}  % prevent overfull lines
+\providecommand{\tightlist}{%
+  \setlength{\itemsep}{0pt}\setlength{\parskip}{0pt}}
+$if(numbersections)$
+\setcounter{secnumdepth}{5}
+$else$
+\setcounter{secnumdepth}{0}
+$endif$
+$if(dir)$
+\ifxetex
+  % load bidi as late as possible as it modifies e.g. graphicx
+  $if(latex-dir-rtl)$
+  \usepackage[RTLdocument]{bidi}
+  $else$
+  \usepackage{bidi}
+  $endif$
+\fi
+\ifnum 0\ifxetex 1\fi\ifluatex 1\fi=0 % if pdftex
+  \TeXXeTstate=1
+  \newcommand{\RL}[1]{\beginR #1\endR}
+  \newcommand{\LR}[1]{\beginL #1\endL}
+  \newenvironment{RTL}{\beginR}{\endR}
+  \newenvironment{LTR}{\beginL}{\endL}
+\fi
+$endif$
+
+$if(title)$
+\title{$title$}
+$endif$
+$if(subtitle)$
+\subtitle{$subtitle$}
+$endif$
+$if(author)$
+\author{$for(author)$$author$$sep$ \and $endfor$}
+$endif$
+\date{$date$}
+$for(header-includes)$
+$header-includes$
+$endfor$
+
+\begin{document}
+$if(title)$
+\frame{\titlepage}
+$endif$
+
+$for(include-before)$
+$include-before$
+
+$endfor$
+$if(toc)$
+\begin{frame}
+\tableofcontents[hideallsubsections]
+\end{frame}
+
+$endif$
+$body$
+
+$if(natbib)$
+$if(bibliography)$
+$if(biblio-title)$
+$if(book-class)$
+\renewcommand\bibname{$biblio-title$}
+$else$
+\renewcommand\refname{$biblio-title$}
+$endif$
+$endif$
+\begin{frame}[allowframebreaks]{$biblio-title$}
+\bibliography{$for(bibliography)$$bibliography$$sep$,$endfor$}
+\end{frame}
+
+$endif$
+$endif$
+$if(biblatex)$
+\begin{frame}[allowframebreaks]{$biblio-title$}
+\printbibliography[heading=none]
+\end{frame}
+
+$endif$
+$for(include-after)$
+$include-after$
+
+$endfor$
+\end{document}