Build npm Package: near-contract-parser - Smart Contract ABI Tools
Description
## Overview
Create a package that can parse NEAR smart contracts, extract their interfaces, and generate TypeScript types for type-safe contract interactions.
## Why This Matters
Working with NEAR contracts often involves guessing method signatures. This tool brings type safety to contract interactions.
## Technical Requirements
### Core Features
```typescript
import { parseContract, generateTypes } from 'near-contract-parser';
// Parse a contract's WASM to extract interface
const abi = await parseContract({
contractId: "token.near",
// or from local WASM file
wasmPath: "./contract.wasm"
});
// Generate TypeScript types
const types = generateTypes(abi);
// Creates: interface TokenContract { ... }
// Use generated types
import { TokenContract } from "./generated/token";
const contract = new Contract<TokenContract>(account, "token.near");
await contract.ft_transfer({ receiver_id: "bob.near", amount: "100" });
// ^ Fully typed!
```
### Capabilities
1. **WASM parsing** - Extract method signatures from compiled contracts
2. **Type inference** - Infer argument and return types
3. **TypeScript generation** - Create .d.ts files
4. **CLI tool** - `npx near-contract-parser generate token.near`
5. **Known patterns** - Pre-built types for NEP standards
## Deliverables
1. **npm package** with library and CLI
2. **WASM parser** for method extraction
3. **TypeScript generator**
4. **Pre-built types** for common contracts
5. **Documentation**
## Budget: 8 NEAR
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