index.js and test scaffolding, tidy README.

Closes #5.
Closes #3.

README

@@ -1,6 +1,6 @@
 Xy
 
-An R-Tree partition algorithm.
+Hilbert curve in JavaScript.
 
     Documentation:  http://bigeasy.github.io/xy
     Source:         http://github.io/bigeasy/xy

index.js

@@ -0,0 +1 @@
+module.exports = 1

package.json

@@ -0,0 +1,37 @@
+{
+    "name":             "xy",
+    "version":          "0.0.0",
+    "author":           "Alan Gutierrez <alan@prettyrobots.com>",
+    "description":      "An R-Tree partition algorithm.",
+    "keywords":
+    [
+                        "hilbert", "hilbert curve", "cruve", "spaital", "r-tree"
+    ],
+    "url":              "http://bigeasy.github.com/xy",
+    "homepage":         "https://github.com/bigeasy/xy",
+    "bugs":             "https://github.com/bigeasy/xy/issues",
+    "repository":
+    {
+                        "type": "git",
+                        "url": "http://github.com/bigeasy/xy.git"
+    },
+    "contributors":
+    [{
+                        "name":   "Demarius Chrite",
+                        "email":  "chrite.demarius@gmail.com",
+                        "web":    "https://github.com/demarius"
+    }],
+    "devDependencies":
+    {
+                        "proof": "0.0.35"
+    },
+    "licenses":
+    [{
+                        "type": "MIT",
+                        "url": "http://github.com/bigeasy/xy/raw/master/LICENSE"
+    }],
+    "scripts":
+    {
+        "test": "proof platform win32 && proof test */*/*.t.js || t/test"
+    }
+}

t/cover

@@ -0,0 +1,18 @@
+#!/bin/sh
+
+set -e
+
+rm -rf coverage
+
+count=1;
+for file in $(find t -name \*.t.js); do
+  node_modules/.bin/istanbul cover -x 't/**' $file > /dev/null 2>&1
+  mv coverage/coverage.json coverage/coverage$count.json
+  count=$(expr $count + 1)
+done
+
+node_modules/.bin/istanbul report --root coverage --dir coverage > /dev/null
+
+sed -i -e s,'^SF:'`pwd`/,SF:, coverage/lcov.info
+
+exit 0

t/sizes

@@ -0,0 +1,30 @@
+#!/bin/sh
+
+dir=`cd ${0%/*} && pwd`
+UGLIFY_JS="${dir%/t}/node_modules/.bin/uglifyjs"
+
+printf "%-24s %11s %11s %11s %11s\n" File Raw Min Zip Min/Zip
+for file in $@; do
+  b_0=`cat $file | wc -c`
+  b_1=`cat $file | $UGLIFY_JS | wc -c`
+  alt=`cat $file | $UGLIFY_JS --lift-vars | wc -c`
+  if [ $alt -lt ${b_1} ]; then
+    b_1=$alt
+  fi
+  b_2=`cat $file | gzip -c  | wc -c`
+  b_3=`cat $file | $UGLIFY_JS | gzip -c | wc -c`
+  alt=`cat $file | $UGLIFY_JS --lift-vars | gzip -c | wc -c`
+  if [ $alt -lt ${b_3} ]; then
+    b_3=$alt
+  fi
+  for field in 0 1 2 3; do
+    eval val=\$b_$field
+    val=`echo $val / 1024 | bc -l`
+    eval k_$field=$val
+  done
+  printf "%-24s" $file
+  for field in 0 1 2 3; do
+    eval printf "%6d/%05.2f" \$b_$field \$k_$field
+  done
+  printf "\n"
+done

t/test

@@ -0,0 +1,19 @@
+#!/bin/sh
+
+set -e
+
+echo ""
+
+(proof run t/*/*.t.js | tee .proof.out | proof progress) || (proof errors < .proof.out) || exit 1
+
+if [ "$TRAVIS" = "true" ]; then
+  echo "running with coverage"
+  t/cover
+
+  echo "submitting to coveralls.io"
+  (cat coverage/lcov.info | node_modules/.bin/coveralls) > /dev/null 2>&1
+
+  curl 'https://www.prettyrobots.com/travisty' | sh
+fi
+
+echo ""

t/xy/require.t.js

@@ -0,0 +1,3 @@
+require('proof')(1, function (ok) {
+    ok(require('../..'), 'require')
+})