1 files changed, 127 insertions, 0 deletions
diff --git a/dom/webgpu/tests/cts/checkout/src/common/util/colors.ts b/dom/webgpu/tests/cts/checkout/src/common/util/colors.ts
new file mode 100644
index 0000000000..709d159320
--- /dev/null
+++ b/dom/webgpu/tests/cts/checkout/src/common/util/colors.ts
@@ -0,0 +1,127 @@
+/**
+ * The interface used for formatting strings to contain color metadata.
+ *
+ * Use the interface properties to construct a style, then use the
+ * `(s: string): string` function to format the provided string with the given
+ * style.
+ */
+export interface Colors {
+  // Are colors enabled?
+  enabled: boolean;
+
+  // Returns the string formatted to contain the specified color or style.
+  (s: string): string;
+
+  // modifiers
+  reset: Colors;
+  bold: Colors;
+  dim: Colors;
+  italic: Colors;
+  underline: Colors;
+  inverse: Colors;
+  hidden: Colors;
+  strikethrough: Colors;
+
+  // colors
+  black: Colors;
+  red: Colors;
+  green: Colors;
+  yellow: Colors;
+  blue: Colors;
+  magenta: Colors;
+  cyan: Colors;
+  white: Colors;
+  gray: Colors;
+  grey: Colors;
+
+  // bright colors
+  blackBright: Colors;
+  redBright: Colors;
+  greenBright: Colors;
+  yellowBright: Colors;
+  blueBright: Colors;
+  magentaBright: Colors;
+  cyanBright: Colors;
+  whiteBright: Colors;
+
+  // background colors
+  bgBlack: Colors;
+  bgRed: Colors;
+  bgGreen: Colors;
+  bgYellow: Colors;
+  bgBlue: Colors;
+  bgMagenta: Colors;
+  bgCyan: Colors;
+  bgWhite: Colors;
+
+  // bright background colors
+  bgBlackBright: Colors;
+  bgRedBright: Colors;
+  bgGreenBright: Colors;
+  bgYellowBright: Colors;
+  bgBlueBright: Colors;
+  bgMagentaBright: Colors;
+  bgCyanBright: Colors;
+  bgWhiteBright: Colors;
+}
+
+/**
+ * The interface used for formatting strings with color metadata.
+ *
+ * Currently Colors will use the 'ansi-colors' module if it can be loaded.
+ * If it cannot be loaded, then the Colors implementation is a straight pass-through.
+ *
+ * Colors may also be a no-op if the current environment does not support colors.
+ */
+export let Colors: Colors;
+
+try {
+  /* eslint-disable-next-line node/no-unpublished-require */
+  Colors = require('ansi-colors') as Colors;
+} catch {
+  const passthrough = ((s: string) => s) as Colors;
+  passthrough.enabled = false;
+  passthrough.reset = passthrough;
+  passthrough.bold = passthrough;
+  passthrough.dim = passthrough;
+  passthrough.italic = passthrough;
+  passthrough.underline = passthrough;
+  passthrough.inverse = passthrough;
+  passthrough.hidden = passthrough;
+  passthrough.strikethrough = passthrough;
+  passthrough.black = passthrough;
+  passthrough.red = passthrough;
+  passthrough.green = passthrough;
+  passthrough.yellow = passthrough;
+  passthrough.blue = passthrough;
+  passthrough.magenta = passthrough;
+  passthrough.cyan = passthrough;
+  passthrough.white = passthrough;
+  passthrough.gray = passthrough;
+  passthrough.grey = passthrough;
+  passthrough.blackBright = passthrough;
+  passthrough.redBright = passthrough;
+  passthrough.greenBright = passthrough;
+  passthrough.yellowBright = passthrough;
+  passthrough.blueBright = passthrough;
+  passthrough.magentaBright = passthrough;
+  passthrough.cyanBright = passthrough;
+  passthrough.whiteBright = passthrough;
+  passthrough.bgBlack = passthrough;
+  passthrough.bgRed = passthrough;
+  passthrough.bgGreen = passthrough;
+  passthrough.bgYellow = passthrough;
+  passthrough.bgBlue = passthrough;
+  passthrough.bgMagenta = passthrough;
+  passthrough.bgCyan = passthrough;
+  passthrough.bgWhite = passthrough;
+  passthrough.bgBlackBright = passthrough;
+  passthrough.bgRedBright = passthrough;
+  passthrough.bgGreenBright = passthrough;
+  passthrough.bgYellowBright = passthrough;
+  passthrough.bgBlueBright = passthrough;
+  passthrough.bgMagentaBright = passthrough;
+  passthrough.bgCyanBright = passthrough;
+  passthrough.bgWhiteBright = passthrough;
+  Colors = passthrough;
+}