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Stone_Red
2026-03-04 20:44:06 +01:00
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commit a2f621d3f4
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YesNt.Interpreter/Runtime/FunctionScope.cs
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@@ -2,12 +2,27 @@
namespace YesNt.Interpreter.Runtime;
/// <summary>
/// Represents one frame on the function call stack. Created when a <c>call</c> statement is
/// executed and popped when the matching <c>return</c> is reached.
/// </summary>
internal class FunctionScope(int callerLine, Stack<string> arguments)
{
/// <summary>Gets the zero-based line index to return to after this function completes.</summary>
public int CallerLine { get; } = callerLine;
/// <summary>Gets the local variable table for this function invocation.</summary>
public Dictionary<string, string> Variables { get; } = [];
/// <summary>Gets the local list table for this function invocation.</summary>
public Dictionary<string, List<string>> Lists { get; } = [];
/// <summary>Gets the local label table for this function invocation.</summary>
public Dictionary<string, int> Labels { get; } = [];
/// <summary>Gets the stack of input arguments passed to this function via <c>push_in</c>.</summary>
public Stack<string> Arguments { get; } = arguments;
/// <summary>Gets the stack of output values pushed via <c>push_out</c>, consumed by the caller via <c>%out</c>.</summary>
public Stack<string> Results { get; } = new();
}