JahLion Themes

Name: JahLion Themes
Author: JahLion

Publisher: JahLionThemes in package: 10

Remixes of popular dark themes with reworked syntax highlighting, including JL Darcula New: the WebStorm New UI palette on a Darcula background

Open in VS Code

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

JL Darcula

colors

Workbench UI color keys from the theme JSON colors map.

key	HEX	RGB	RGBA
activityBar.background
activityBarBadge.background
activityBarBadge.foreground
badge.background
editor.background
editor.foreground
editor.lineHighlightBackground
editor.selectionBackground
editorBracketHighlight.foreground1
editorBracketHighlight.foreground2
editorBracketHighlight.foreground3
editorError.foreground
editorGutter.background
editorInfo.foreground
editorSuggestWidget.background
editorSuggestWidget.highlightForeground
editorSuggestWidget.selectedBackground
focusBorder
gitDecoration.addedResourceForeground
gitDecoration.modifiedResourceForeground
gitDecoration.renamedResourceForeground
gitDecoration.stageModifiedResourceForeground
gitDecoration.untrackedResourceForeground
list.focusBackground
list.hoverBackground
minimap.background
peekViewEditor.background
peekViewEditor.matchHighlightBackground
peekViewEditorGutter.background
peekViewTitleLabel.foreground
sideBar.background
sideBar.border
statusBar.background
statusBar.foreground
statusBar.noFolderBackground
tab.activeBackground
tab.activeBorder
tab.inactiveBackground
titleBar.activeBackground
titleBar.activeForeground
titleBar.inactiveBackground

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.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.heading
meta
meta.selector
meta.type.annotation
meta.type
punctuation.definition.string.begin
punctuation.definition.string.end
punctuation.separator
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
support.variable
variable
variable.function
variable.language
variable.name
variable.other
variable.other.constant
variable.other.property
variable.other.readwrite
variable.parameter