TextTemplateSample/RecordGenConsole/RecordTypes.tt

RecordTypes.tt

<#@ template debug="false" hostspecific="true" language="C#" #>
<#@ assembly name="System.Core" #>
<#@ import namespace="System.Collections.Generic" #>
<#@ import namespace="System.IO" #>
<#@ import namespace="System.Linq" #>
<#@ output extension=".cs" #>
<#
var types = GetTypeDefs(Host.ResolvePath("RecordTypes.md"));
#>
using System;

namespace RecordGenConsole
{
<# foreach (var type in types) { #>
    public partial class <#= type.Key #>
    {
<# foreach (var prop in type.Value) { #>
        public <#= prop.Value #> <#= prop.Key #> { get; }
<# } #>

        public <#= type.Key #>(<#= string.Join(", ", type.Value.Select(p => $"{p.Value} {ToCamel(p.Key)}")) #>)
        {
<# foreach (var prop in type.Value) { #>
            <#= prop.Key #> = <#= ToCamel(prop.Key) #>;
<# } #>
        }
    }

<# } #>
}
<#+
Dictionary<string, Dictionary<string, string>> GetTypeDefs(string filePath)
{
    var lines = File.ReadLines(filePath)
        .Where(l => !string.IsNullOrWhiteSpace(l))
        .ToArray();
    var typeLines = lines
        .Select((l, i) => new { l, i })
        .Where(_ => !_.l.StartsWith("-"))
        .ToArray();
    return typeLines
        .ToDictionary(_ => ToPascal(_.l.Trim()), _ => GetProps(_.i));

    Dictionary<string, string> GetProps(int i) => lines
        .Skip(i + 1)
        .TakeWhile(l => l.StartsWith("-"))
        .Select(l => l.Trim('-', ' ').Split())
        .ToDictionary(p => ToPascal(GetPropName(p)), p => p[0]);
}

string GetPropName(string[] prop) => prop[prop.Length == 1 ? 0 : 1];
string ToPascal(string s) => char.ToUpperInvariant(s[0]) + s.Substring(1);
string ToCamel(string s) => char.ToLowerInvariant(s[0]) + s.Substring(1);
#>