Ports the basic script to split modules

1 files changed, 16 insertions, 0 deletions

diff --git a/lib/renderers/256_colors.js b/lib/renderers/256_colors.js
new file mode 100644
index 0000000..e8e6e37
--- /dev/null
+++ b/lib/renderers/256_colors.js
@@ -0,0 +1,16 @@
+'use strict';
+
+// Returns a 256 color, see
+// https://en.wikipedia.org/wiki/ANSI_escape_code#Colors
+// under 256 colors for more info.
+const TwoFiftySixColors = function (red, blue, green) {
+  let redValue = Math.round(red * 5 / 255);
+  let blueValue = Math.round(blue * 5 / 255);
+  let greenValue = Math.round(green * 5 / 255);
+
+  let colorNumber = 16 + 36 * redValue + 6 * greenValue + blueValue;
+
+  return `\x1B[48;5;${colorNumber}m`;
+};
+
+module.exports = TwoFiftySixColors;