title: D3 chart not showing up
body: <h1>Problem</h1>
  
  <p>Having trouble getting my chart in D3 to show up. Getting an <strong>Uncaught SyntaxError: Unexpected end of input</strong> with my <code>scripts.js</code></p>
  
  <h2>index.html</h2>
  
  <pre><code>&lt;!DOCTYPE html&gt;
  &lt;html lang="en"&gt;
  &lt;head&gt;
      &lt;meta charset="UTF-8"&gt;
      &lt;title&gt;Document&lt;/title&gt;
      &lt;link rel="stylesheet" href="assets/css/style.css"&gt;
  &lt;/head&gt;
  &lt;body&gt;
      &lt;script src="assets/js/scripts.js"&gt;&lt;/script&gt;
      &lt;script src="http://d3js.org/d3.v3.min.js"&gt;&lt;/script&gt;
  &lt;/body&gt;
  &lt;/html&gt;
  </code></pre>
  
  <h1>scripts.js</h1>
  
  <pre><code>$(function() {
      var margin = {top: 20, right: 20, bottom: 30, left: 40},
      width = 960 - margin.left - margin.right,
      height = 500 - margin.top - margin.bottom;
  
      var x0 = d3.scale.ordinal()
      .rangeRoundBands([0, width], .1);
  
      var x1 = d3.scale.ordinal();
  
      var y = d3.scale.linear()
      .range([height, 0]);
  
      var color = d3.scale.ordinal()
      .range(["#98abc5", "#8a89a6", "#7b6888", "#6b486b", "#a05d56", "#d0743c", "#ff8c00"]);
  
      var xAxis = d3.svg.axis()
      .scale(x0)
      .orient("bottom");
  
      var yAxis = d3.svg.axis()
      .scale(y)
      .orient("left")
      .tickFormat(d3.format(".2s"));
  
      var svg = d3.select("body").append("svg")
      .attr("width", width + margin.left + margin.right)
      .attr("height", height + margin.top + margin.bottom)
      .append("g")
      .attr("transform", "translate(" + margin.left + "," + margin.top + ")");
  
      d3.csv("assets/data/data.csv", function(error, data) {
        var ageNames = d3.keys(data[0]).filter(function(key) { return key !== "State"; });
  
        data.forEach(function(d) {
          d.ages = ageNames.map(function(name) { return {name: name, value: +d[name]}; });
      });
  
        x0.domain(data.map(function(d) { return d.State; }));
        x1.domain(ageNames).rangeRoundBands([0, x0.rangeBand()]);
        y.domain([0, d3.max(data, function(d) { return d3.max(d.ages, function(d) { return d.value; }); })]);
  
        svg.append("g")
        .attr("class", "x axis")
        .attr("transform", "translate(0," + height + ")")
        .call(xAxis);
  
        svg.append("g")
        .attr("class", "y axis")
        .call(yAxis)
        .append("text")
        .attr("transform", "rotate(-90)")
        .attr("y", 6)
        .attr("dy", ".71em")
        .style("text-anchor", "end")
        .text("Population");
  
        var state = svg.selectAll(".state")
        .data(data)
        .enter().append("g")
        .attr("class", "g")
        .attr("transform", function(d) { return "translate(" + x0(d.State) + ",0)"; });
  
        state.selectAll("rect")
        .data(function(d) { return d.ages; })
        .enter().append("rect")
        .attr("width", x1.rangeBand())
        .attr("x", function(d) { return x1(d.name); })
        .attr("y", function(d) { return y(d.value); })
        .attr("height", function(d) { return height - y(d.value); })
        .style("fill", function(d) { return color(d.name); });
  
        var legend = svg.selectAll(".legend")
        .data(ageNames.slice().reverse())
        .enter().append("g")
        .attr("class", "legend")
        .attr("transform", function(d, i) { return "translate(0," + i * 20 + ")"; });
  
        legend.append("rect")
        .attr("x", width - 18)
        .attr("width", 18)
        .attr("height", 18)
        .style("fill", color);
  
        legend.append("text")
        .attr("x", width - 24)
        .attr("y", 9)
        .attr("dy", ".35em")
        .style("text-anchor", "end")
        .text(function(d) { return d; });
  });
  </code></pre>
  
  <h2>style.css</h2>
  
  <pre><code>body {
    font: 10px sans-serif;
  }
  
  .axis path,
  .axis line {
    fill: none;
    stroke: #000;
    shape-rendering: crispEdges;
  }
  
  .bar {
    fill: blue;
  }
  
  .x.axis path {
    display: none;
  }
  </code></pre>