first aproach to compilation

build/build.sh

@@ -0,0 +1,51 @@
+#!/usr/bin/env bash
+
+git rev-parse --short HEAD #make sure git in place
+
+cd `dirname "$0"`
+
+mkdir -p out
+rm -rf out/*
+
+java -jar compiler.jar \
+--js_output_file out/app.js \
+--jscomp_off externsValidation \
+--compilation_level ADVANCED_OPTIMIZATIONS \
+--externs ../web/lib/jquery-2.1.0.min.js \
+--externs ../web/lib/numeric-1.2.6.js \
+--externs ../web/lib/diff_match_patch.js \
+../web/app/sketcher/canvas.js \
+../web/app/sketcher/io.js \
+../web/app/sketcher/history.js \
+../web/app/sketcher/shapes/arc.js \
+../web/app/sketcher/shapes/circle.js \
+../web/app/sketcher/shapes/segment.js \
+../web/app/sketcher/shapes/dim.js \
+../web/app/sketcher/helpers.js \
+../web/app/math/vector.js \
+../web/app/math/math.js \
+../web/app/math/qr.js \
+../web/app/math/matrix.js \
+../web/app/math/optim.js \
+../web/app/math/noptim.js \
+../web/app/math/lm.js \
+../web/app/sketcher/constr/constraints.js \
+../web/app/sketcher/constr/solver.js \
+../web/app/sketcher/parametric.js \
+../web/app/sketcher/fetchers.js \
+../web/app/engine.js \
+../web/app/sketcher/main2d.js \
+../web/app/ui.js \
+../web/app/math/graph.js \
+../web/app/app-init.js
+
+sed -n \
+'/<\!--\$\$\$javascript_start\$\$\$-->/{:a;N;/<\!--\$\$\$javascript_end\$\$\$-->/!ba;N;s|.*\n|  <script src="app.js"></script>|};p' \
+ ../web/sketcher.html > out/sketcher.html
+
+echo >> out/sketcher.html
+echo '<!-- R:' "`git rev-parse --short HEAD` -->" >> out/sketcher.html
+
+#now make it work inside out dir
+ln -sf ../../web/lib/ out/lib
+ln -sf ../../web/img/ out/img