_Core/Lang/Integration/RegisteredFunctions.cs

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using ComLib.Lang.Helpers;


namespace ComLib.Lang
{
    /// <summary>
    /// Helper class for calling functions
    /// </summary>
    public class RegisteredFunctions: IFunctionLookup
    {
        private Dictionary<string, FunctionStmt> _functions;
        private Dictionary<string, string> _lcaseToFormaNameMap;


        /// <summary>
        /// Initialize
        /// </summary>
        public RegisteredFunctions()
        {
            _functions = new Dictionary<string, FunctionStmt>();
            _lcaseToFormaNameMap = new Dictionary<string, string>();
        }


        /// <summary>
        /// Registers a custom function callback.
        /// </summary>
        /// <param name="pattern"></param>
        /// <param name="stmt">The function</param>
        public void Register(string pattern, FunctionStmt stmt)
        {
            _functions[pattern] = stmt;
            _lcaseToFormaNameMap[pattern.ToLower()] = pattern;
        }

        
        /// <summary>
        /// Whether or not the function name.
        /// </summary>
        /// <param name="name">Name of the function</param>
        /// <returns></returns>
        public bool Contains(string name)
        {
            return _functions.ContainsKey(name);
        }


        /// <summary>
        /// Get the formal case sensitive function name that matches the case insensitive function name supplied.
        /// </summary>
        /// <param name="name">Name of the function</param>
        /// <returns></returns>
        public string GetMatch(string name)
        {
            if (!_lcaseToFormaNameMap.ContainsKey(name))
                return null;