Roadmap

Roadmap

NXL 0.1 — Frontend

Completed:

• Lexer
• Parser
• AST
• CLI
• Error handling

NXL 0.2 — Runtime

Current milestone:

• Runtime values
• Environment
• Interpreter
• Built-ins
• Arithmetic
• Comparisons
• Boolean logic
• Conditionals
• Variables
• Assignments
• Functions
• Return

Target:

let name = "Tanmoy"
let age = 23

fn greet(name) {
    return "Hello, " + name
}

if age >= 18 {
    print(greet(name))
}

Expected output:

Hello, Tanmoy

NXL 0.3 — Collections

Potential features:

let numbers = [1, 2, 3, 4]

print(numbers[0])

Potential additions:

• Arrays
• Indexing
• Maps
• String methods
• Collection operations

NXL 0.4 — Control Flow

Potential features:

• for
• while
• break
• continue

NXL 0.5 — Functions & Modules

Potential features:

• Modules
• Imports
• Exports
• Standard library

Example:

import math

print(math.sqrt(16))

NXL 0.6 — Developer Experience

Potential tools:

nxl fmt
nxl check
nxl run
nxl build

And eventually:

• Formatter
• Linter
• Language Server
• Editor integrations
• Debugger

NXL 0.7+ — Performance

The initial interpreter can eventually evolve into a bytecode compiler and virtual machine:

Source
  ↓
Lexer
  ↓
Parser
  ↓
AST
  ↓
Bytecode compiler
  ↓
NXL Virtual Machine

Potentially:

Source
  ↓
AST
  ↓
Bytecode
  ↓
VM