xls-rs 0.1.2

A powerful CLI tool and library for spreadsheet manipulation with pandas-style operations. Supports CSV, Excel (XLSX, XLS, ODS), Parquet, and Avro formats with formula evaluation, data transformation, and comprehensive analytics capabilities.
Documentation 
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//! Core capability definitions

use anyhow::Result;
use serde_json::Value;

/// Metadata for a capability
#[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]
pub struct CapabilityMetadata {
    pub name: String,
    pub description: String,
    pub parameters: Value, // JSON Schema
}

/// A capability that can be executed
pub trait Capability: Send + Sync {
    /// Get capability metadata
    fn metadata(&self) -> CapabilityMetadata;

    /// Execute the capability with arguments
    fn execute(&self, args: Value) -> Result<Value>;
}