opencode-ide-plugin/packages/opencode/src/tool/test.ts

const parser = async () => {
  try {
    const { default: Parser } = await import("tree-sitter")
    const Bash = await import("tree-sitter-bash")
    const p = new Parser()
    p.setLanguage(Bash.language as any)
    return p
  } catch (e) {
    const { Parser, Language } = await import("web-tree-sitter")
    const { default: treeWasm } = await import("web-tree-sitter/web-tree-sitter.wasm" as string, {
      with: { type: "wasm" },
    })
    await Parser.init({
      locateFile() {
        return treeWasm
      },
    })
    const { default: bashWasm } = await import("tree-sitter-bash/tree-sitter-bash.wasm" as string, {
      with: { type: "wasm" },
    })
    const bashLanguage = await Language.load(bashWasm)
    const p = new Parser()
    p.setLanguage(bashLanguage)
    return p
  }
}

const sourceCode = `cd --foo foo/bar && echo "hello" && cd ../baz`

const tree = await parser().then((p) => p.parse(sourceCode))

// Function to extract commands and arguments
function extractCommands(node: any): Array<{ command: string; args: string[] }> {
  const commands: Array<{ command: string; args: string[] }> = []

  function traverse(node: any) {
    if (node.type === "command") {
      const commandNode = node.child(0)
      if (commandNode) {
        const command = commandNode.text
        const args: string[] = []

        // Extract arguments
        for (let i = 1; i < node.childCount; i++) {
          const child = node.child(i)
          if (child && child.type === "word") {
            args.push(child.text)
          }
        }

        commands.push({ command, args })
      }
    }

    // Traverse children
    for (let i = 0; i < node.childCount; i++) {
      traverse(node.child(i))
    }
  }

  traverse(node)
  return commands
}

// Extract and display commands
console.log("Source code: " + sourceCode)
if (!tree) {
  throw new Error("Failed to parse command")
}
const commands = extractCommands(tree.rootNode)
console.log("Extracted commands:")
commands.forEach((cmd, index) => {
  console.log(`${index + 1}. Command: ${cmd.command}`)
  console.log(`   Args: [${cmd.args.join(", ")}]`)
})