postcss-gtk/lib/color-variables.js

Processes GTK+ CSS into browser CSS

// Generated by CoffeeScript 1.9.1
(function() {
  var color_vars, postcss, valueHook;

  postcss = require("postcss");

  valueHook = require("./value-hook");

  color_vars = {};

  valueHook.add(function(str, node) {
    return str.replace(/@([a-z_\-]+)/i, function(m, name) {
      if (color_vars[name]) {
        return valueHook.hook(color_vars[name], node);
      } else {
        throw node.error("Color variable " + name + " has not been defined");
      }
    });
  });

  module.exports = postcss.plugin("gtk-color-variables", function() {
    return function(css, processor) {
      return css.eachAtRule(function(node) {
        var _, name, ref, value;
        if (node.name === "define-color") {
          ref = node.params.match(/(\S+)\s+(.*)/), _ = ref[0], name = ref[1], value = ref[2];
          color_vars[name] = value;
          return node.removeSelf();
        }
      });
    };
  });

}).call(this);