声明式AI编程语言

@app Calculator
  @intent "Arithmetic with clean UI"
  @target web::interactive

  @state
    display: Number = 0
    pending_op: Op = none

  @ui::layout vertical
    @display value → show:display, style:primary, size:xl
    @grid cols:4 gap:sm
      @btn "AC" → clear()       style:danger
      @btn "÷"  → setOp(divide) style:op
      @btn "="  → evaluate()    style:primary span:2

  @logic
    fn clear()    → state.display=0, state.pending_op=none
    fn setOp(op)  → state.pending_op=op
    fn evaluate() → state.display = compute(state.first_num, state.pending_op, state.display)

  @guarantee
    display.type = Number | "Error"
    precision: display.decimals ≤ 10

# Clone
git clone https://github.com/myraxes/aeon-lang
cd aeon-lang

# Install globally
npm install -g .

# Use
aeon compile examples/calculator.aeon
aeon scaffold todo MyTodo
aeon benchmark

const { AEONCompiler } = require('./src/compiler');

const result = AEONCompiler.compile(`
  @app Hello
    @state message: String = "Hello, AEON"
    @ui::layout vertical
      @display msg → show:message, style:primary
`);

console.log(result.output);  // compiled JS
console.log(result.stats);   // { sourceLines, outputLines, compilationMs, ... }

claude mcp add aeon -- node /path/to/aeon-lang/mcp-server/index.js

{
  "mcpServers": {
    "aeon": {
      "type": "stdio",
      "command": "node",
      "args": ["/path/to/aeon-lang/mcp-server/index.js"]
    }
  }
}

claude mcp add --scope user aeon -- node /path/to/aeon-lang/mcp-server/index.js

/mcp

aeon compile <file.aeon>          Compile to JS (writes <file>.js)
aeon compile <file.aeon> --ast    Output AST as JSON
aeon compile <file.aeon> --stats  Show compilation metrics
aeon validate <file.aeon>         Validate without compiling
aeon scaffold <type> [Name]       Generate scaffold
aeon benchmark                    Run benchmarks
aeon version                      Show version

// State
@state
  count: Number = 0
  name: String = "world"
  items: List = []

// UI
@ui::layout vertical
  @display value → show:count, style:primary, size:xl
  @btn "Increment" → increment() style:primary
  @btn "Reset"     → reset()     style:danger
  @grid cols:2 gap:sm
    @btn "Hello" → greet()
    @btn "Clear" → clear()

// Logic
@logic
  fn increment()  → state.count = add(state.count, 1)
  fn reset()      → state.count = 0, state.name = "world"
  fn greet()      → state.name = concat("Hello, ", state.name)
  fn clear()      → state.name = ""

// Contracts
@guarantee
  count.type = Number
  count ≥ 0
  name.maxLength ≤ 100

aeon-lang/
├── src/
│   └── compiler.js      ← Tokenizer → Parser → Optimizer → Emitter
├── mcp-server/
│   └── index.js         ← MCP server for Claude Code
├── cli.js               ← CLI entrypoint
├── examples/
│   ├── calculator.aeon
│   └── todo.aeon
├── benchmarks/
│   ├── run.js
│   └── results.json
└── docs/
    └── SPEC.md