Cosmic Night Theme Collection

Name: Cosmic Night Theme Collection
Author: CosmicNight

Publisher: CosmicNightThemes in package: 12

🌌 A comprehensive collection of 11 cosmic-inspired VS Code themes with modern file icons for development

Open in VS Code GitHub

Color themes

VS Code preview

Full workbench mockup using this variant's colors and tokenColors.

fetchUser.ts

index.ts

README.md

src

components

fetchUser.ts

User

tags

export interface User {
  id: string;
  name: string;
  role: "admin" | "member";
  tags: string[];
}

/**
 * Fetch user data by ID
 * @param id
 * @returns User object or null if ID is invalid
 */
export async function fetchUser(id: string): Promise<User | null> {
  if (!id) {
    return null;
  }

  const response = await fetch(`/api/users/${id}`, {
    method: "GET",
    headers: { Accept: "application/json" },
  });

  if (!response.ok) {
    throw new Error(`HTTP ${response.status}`);
  }

  return (await response.json()) as User;
}

function greet(user: User): string {
  // Simple greeting function that uses the user's name
  return `Hello, ${user.name}!`;
}

Problems1

Output

Debug Console

Terminal

Ports

~/my-project $ pnpm test
✓ fetchUser passed 12blk
✗Cannot find name 'user'. error
▲warning 412 readylocalhost
http://localhost:3000

WSL

1 1

main*

Copilot

Ln 5, Col 12

Spaces: 2

UTF-8

TypeScript

Cosmic Day

colors

Workbench UI color keys from the theme JSON colors map.

key	HEX	RGB	RGBA
activityBar.background
activityBar.foreground
button.background
button.foreground
button.hoverBackground
editor.background
editor.foreground
editor.lineHighlightBackground
editor.selectionBackground
editor.wordHighlightBackground
editorGroupHeader.tabsBackground
focusBorder
inputOption.activeBorder
progressBar.background
sideBar.background
sideBar.foreground
statusBar.background
statusBar.foreground
tab.activeBackground
tab.inactiveBackground
titleBar.activeBackground

tokenColors

Foregrounds this theme assigns to the token scope catalog. A rule with only a font style is skipped, and a longer matching scope wins. Italic and bold rules are not listed — the preview above shows them in the code.

scope	HEX	RGB	RGBA
comment
comment.block
comment.block.documentation
comment.line
constant
constant.character
constant.character.escape
constant.numeric
constant.numeric.integer
constant.numeric.float
constant.numeric.hex
constant.numeric.octal
constant.other
constant.other.placeholder
entity
entity.name
entity.name.class
entity.name.function
entity.name.tag
entity.name.type
entity.name.type.enum
entity.name.type.interface
entity.name.type.struct
entity.other
entity.other.attribute-name
entity.other.inherited-class
keyword
keyword.control
keyword.control.flow
keyword.operator
keyword.operator.new
keyword.operator.assignment
keyword.operator.arithmetic
keyword.operator.logical
keyword.other
markup
markup.bold
markup.heading
markup.inline.raw
markup.italic
markup.list
markup.list.numbered
markup.list.unnumbered
markup.quote
meta
meta.function
meta.function-call
punctuation.definition.bracket
punctuation.definition.comment
punctuation.definition.string.begin
punctuation.definition.string.end
punctuation.separator
punctuation.separator.continuation
punctuation.terminator
storage
storage.modifier
storage.type
string
string.interpolated
string.other
string.quoted
string.quoted.double
string.quoted.other
string.quoted.single
string.quoted.triple
string.regexp
string.template
string.unquoted
support
support.class
support.constant
support.function
support.type
support.type.primitive
support.type.property-name
variable
variable.function
variable.language
variable.name
variable.other
variable.other.constant
variable.other.property
variable.other.readwrite
variable.parameter

Cosmic Night Theme Collection

Color themes

VS Code preview

colors

tokenColors

Night Owl

Tokyo Night

Monokai Night Theme

Dracula At Night

Color themes

VS Code preview

colors

tokenColors

Related themes

Night Owl

Tokyo Night

Monokai Night Theme

Dracula At Night