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EP Symbolization 构建作用域

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This commit is contained in:
LiuBai095
2025-07-07 00:28:37 +08:00
parent 522010e7cd
commit 71fc384095
4 changed files with 215 additions and 103 deletions
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199
Convention/[Symbolization]/Detail/Keyword.cs
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@@ -1,6 +1,7 @@
using System;
using System.IO;
using System.Collections.Generic;
using System.IO;
using static System.Net.Mime.MediaTypeNames;
namespace Convention.Symbolization.Internal
{
@@ -10,17 +11,17 @@ namespace Convention.Symbolization.Internal
public static readonly Dictionary<string, Keyword> Keywords = new()
{
{ "import", new Convention.Symbolization.Keyword.Import() },
{ "namespace", new Convention.Symbolization.Keyword.Namespace() },
{ "def", new Convention.Symbolization.Keyword.FunctionDef() },
{ "return", new Convention.Symbolization.Keyword.Return() },
{ "if", new Convention.Symbolization.Keyword.If() },
{ "elif", new Convention.Symbolization.Keyword.Elif() },
{ "else", new Convention.Symbolization.Keyword.Else() },
{ "while", new Convention.Symbolization.Keyword.While() },
{ "break", new Convention.Symbolization.Keyword.Break() },
{ "continue", new Convention.Symbolization.Keyword.Continue() },
{ "struct", new Convention.Symbolization.Keyword.Structure() }
{ "import", new Convention.Symbolization.Keyword.Import(0,0) },
{ "namespace", new Convention.Symbolization.Keyword.Namespace(0,0) },
{ "def", new Convention.Symbolization.Keyword.FunctionDef(0,0) },
{ "return", new Convention.Symbolization.Keyword.Return(0,0) },
{ "if", new Convention.Symbolization.Keyword.If(0,0) },
{ "elif", new Convention.Symbolization.Keyword.Elif(0,0) },
{ "else", new Convention.Symbolization.Keyword.Else(0,0) },
{ "while", new Convention.Symbolization.Keyword.While(0,0) },
{ "break", new Convention.Symbolization.Keyword.Break(0,0) },
{ "continue", new Convention.Symbolization.Keyword.Continue(0,0) },
{ "struct", new Convention.Symbolization.Keyword.Structure(0,0) }
};
public override bool Equals(Keyword other)
@@ -28,19 +29,14 @@ namespace Convention.Symbolization.Internal
return this.GetType() == other.GetType();
}
public virtual bool ControlScope(SymbolizationContext context, int line, int wordIndex, Variable next)
{
return ControlScope(context, next);
}
protected virtual bool ControlScope(SymbolizationContext context, Variable next)
{
return true;
}
public abstract bool ControlScope(Variable next);
public abstract void BuildScope(SymbolizationContext context, List<Variable> scopeWords);
}
public abstract class Keyword<T> : Keyword where T : Keyword<T>
{
protected Keyword(string keyword,int lineIndex,int wordIndex) : base(keyword, lineIndex, wordIndex) { }
protected Keyword(string keyword, int lineIndex, int wordIndex) : base(keyword, lineIndex, wordIndex) { }
public override bool Equals(Variable other)
{
@@ -53,33 +49,47 @@ namespace Convention.Symbolization.Keyword
{
public abstract class SingleKeyword<T> : Internal.Keyword<T> where T : SingleKeyword<T>
{
protected SingleKeyword(string keyword,int lineIndex,int wordIndex) : base(keyword, lineIndex, wordIndex)
protected SingleKeyword(string keyword, int lineIndex, int wordIndex) : base(keyword, lineIndex, wordIndex)
{
}
protected override bool ControlScope(SymbolizationContext context, Internal.Variable next)
public override bool ControlScope(Internal.Variable next)
{
if (next is not Internal.ScriptWordVariable swv ||swv.Word!=";")
throw new InvalidGrammarException($"Expected ';' but got {next}");
return true;
if (next is Internal.ScriptWordVariable swv && swv.Word == ";")
return true;
throw new InvalidGrammarException($"Expected ';' but got {next}");
}
public abstract void BuildScope();
public sealed override void BuildScope(SymbolizationContext context, List<Internal.Variable> scopeWords)
{
BuildScope();
}
}
public abstract class SentenceKeyword<T> : Internal.Keyword<T> where T : SentenceKeyword<T>
{
protected SentenceKeyword(string keyword,int lineIndex,int wordIndex) : base(keyword, lineIndex, wordIndex)
protected SentenceKeyword(string keyword, int lineIndex, int wordIndex) : base(keyword, lineIndex, wordIndex)
{
}
protected override bool ControlScope(SymbolizationContext context, Internal.Variable next)
public override bool ControlScope(Internal.Variable next)
{
if (next is not Internal.ScriptWordVariable swv)
throw new InvalidGrammarException($"Not expected a key Word: {next}");
return swv.Word != ";";
}
public abstract void BuildSentence(SymbolizationContext context, List<Internal.Variable> sentence);
public sealed override void BuildScope(SymbolizationContext context, List<Internal.Variable> scopeWords)
{
BuildSentence(context, scopeWords.GetRange(0, scopeWords.Count - 1));
}
}
public abstract class NamespaceKeyword<T> : Internal.Keyword<T> where T : NamespaceKeyword<T>
{
protected NamespaceKeyword(string keyword,int lineIndex,int wordIndex) : base(keyword, lineIndex, wordIndex)
protected NamespaceKeyword(string keyword, int lineIndex, int wordIndex) : base(keyword, lineIndex, wordIndex)
{
}
private enum Pause
@@ -90,7 +100,7 @@ namespace Convention.Symbolization.Keyword
private Pause pause = Pause.Name;
private int layer = 0;
protected override bool ControlScope(SymbolizationContext context, Internal.Variable next)
public override bool ControlScope(Internal.Variable next)
{
if (pause == Pause.Name)
{
@@ -124,11 +134,58 @@ namespace Convention.Symbolization.Keyword
return true;
}
}
public abstract void BuildSpace(
SymbolizationContext context,
List<Internal.ScriptWordVariable> spaceExpression,
Dictionary<Internal.Variable, Internal.Variable> scopeStartAndEnd,
List<Internal.Variable> insideScopeWords
);
public override void BuildScope(SymbolizationContext context, List<Internal.Variable> scopeWords)
{
List<Internal.ScriptWordVariable> spaceExpression = new();
Dictionary<Internal.Variable, Internal.Variable> scopeStartAndEnd = new();
Stack<Internal.Variable> stack = new();
bool IsSpaceExpression = true;
foreach (var word in scopeWords)
{
var swv = word as Internal.ScriptWordVariable;
if (IsSpaceExpression)
{
if (swv.Word == "{")
{
IsSpaceExpression = false;
stack.Push(swv);
layer++;
}
else
{
spaceExpression.Add(swv);
}
}
else
{
if (swv.Word == "{")
{
stack.Push(swv);
layer++;
}
else if (swv.Word == "}")
{
scopeStartAndEnd.Add(stack.Pop(), swv);
layer--;
}
}
}
BuildSpace(context, spaceExpression, scopeStartAndEnd,
scopeWords.GetRange(spaceExpression.Count, scopeWords.Count - spaceExpression.Count));
}
}
public abstract class VerbObjectScopeKeyword<T> : Internal.Keyword<T> where T : VerbObjectScopeKeyword<T>
{
protected VerbObjectScopeKeyword(string keyword,int lineIndex,int wordIndex) : base(keyword, lineIndex, wordIndex)
protected VerbObjectScopeKeyword(string keyword, int lineIndex, int wordIndex) : base(keyword, lineIndex, wordIndex)
{
}
@@ -140,7 +197,7 @@ namespace Convention.Symbolization.Keyword
private Pause pause = Pause.BeforeExpression;
private int layer = 0;
protected override bool ControlScope(SymbolizationContext context, Internal.Variable next)
public override bool ControlScope(Internal.Variable next)
{
if (pause == Pause.BeforeExpression)
{
@@ -191,6 +248,62 @@ namespace Convention.Symbolization.Keyword
}
return true;
}
public override void BuildScope(SymbolizationContext context, List<Internal.Variable> scopeWords)
{
pause = Pause.BeforeExpression;
layer = 0;
foreach (var word in scopeWords)
{
if (pause == Pause.BeforeExpression)
{
if (next is not Internal.ScriptWordVariable swv)
throw new InvalidGrammarException($"Not expected a key Word: {next}");
if (swv.Word == "(")
pause = Pause.Expression;
else
throw new InvalidGrammarException($"Expected '(' symbol for expression start, but got {next}");
}
else if (pause == Pause.Expression)
{
if (next is Internal.ScriptWordVariable swv && swv.Word == ")")
{
pause = Pause.BeforeBody;
}
}
else if (pause == Pause.BeforeBody)
{
if (next is not Internal.ScriptWordVariable swv)
throw new InvalidGrammarException($"Not expected keyword for body start, but got {next}");
if (swv.Word == "{")
{
pause = Pause.Body;
layer++;
}
else
pause = Pause.SingleSentence;
}
else if (pause == Pause.Body)
{
if (next is Internal.ScriptWordVariable swv)
{
if (swv.Word == "{")
layer++;
else if (swv.Word == "}")
layer--;
if (layer == 0)
return false;
}
}
else if (pause == Pause.SingleSentence)
{
if (next is Internal.ScriptWordVariable swv && swv.Word == ";")
{
return false;
}
}
}
}
}
/// <summary>
@@ -198,7 +311,7 @@ namespace Convention.Symbolization.Keyword
/// </summary>
public sealed class Import : SentenceKeyword<Import>
{
public Import(int lineIndex,int wordIndex) : base("import",lineIndex,wordIndex)
public Import(int lineIndex, int wordIndex) : base("import", lineIndex, wordIndex)
{
}
@@ -213,7 +326,7 @@ namespace Convention.Symbolization.Keyword
/// </summary>
public sealed class Namespace : NamespaceKeyword<Namespace>
{
public Namespace(int lineIndex,int wordIndex) : base("namespace", lineIndex, wordIndex)
public Namespace(int lineIndex, int wordIndex) : base("namespace", lineIndex, wordIndex)
{
}
public override Internal.Keyword CloneVariable(string targetSymbolName, int lineIndex, int wordIndex)
@@ -227,7 +340,7 @@ namespace Convention.Symbolization.Keyword
/// </summary>
public sealed class FunctionDef : NamespaceKeyword<FunctionDef>
{
public FunctionDef(int lineIndex,int wordIndex) : base("def", lineIndex, wordIndex)
public FunctionDef(int lineIndex, int wordIndex) : base("def", lineIndex, wordIndex)
{
}
public override Internal.Keyword CloneVariable(string targetSymbolName, int lineIndex, int wordIndex)
@@ -241,7 +354,7 @@ namespace Convention.Symbolization.Keyword
/// </summary>
public sealed class Return : SentenceKeyword<Return>
{
public Return(int lineIndex,int wordIndex) : base("return", lineIndex, wordIndex)
public Return(int lineIndex, int wordIndex) : base("return", lineIndex, wordIndex)
{
}
public override Internal.Keyword CloneVariable(string targetSymbolName, int lineIndex, int wordIndex)
@@ -255,7 +368,7 @@ namespace Convention.Symbolization.Keyword
/// </summary>
public sealed class If : VerbObjectScopeKeyword<If>
{
public If(int lineIndex,int wordIndex) : base("if", lineIndex, wordIndex)
public If(int lineIndex, int wordIndex) : base("if", lineIndex, wordIndex)
{
}
public override Internal.Keyword CloneVariable(string targetSymbolName, int lineIndex, int wordIndex)
@@ -270,7 +383,7 @@ namespace Convention.Symbolization.Keyword
/// </summary>
public sealed class Elif : VerbObjectScopeKeyword<Elif>
{
public Elif(int lineIndex,int wordIndex) : base("elif", lineIndex, wordIndex)
public Elif(int lineIndex, int wordIndex) : base("elif", lineIndex, wordIndex)
{
}
public override Internal.Keyword CloneVariable(string targetSymbolName, int lineIndex, int wordIndex)
@@ -285,7 +398,7 @@ namespace Convention.Symbolization.Keyword
/// </summary>
public sealed class Else : NamespaceKeyword<Else>
{
public Else(int lineIndex,int wordIndex) : base("else", lineIndex, wordIndex)
public Else(int lineIndex, int wordIndex) : base("else", lineIndex, wordIndex)
{
}
public override Internal.Keyword CloneVariable(string targetSymbolName, int lineIndex, int wordIndex)
@@ -299,7 +412,7 @@ namespace Convention.Symbolization.Keyword
/// </summary>
public sealed class While : VerbObjectScopeKeyword<While>
{
public While(int lineIndex,int wordIndex) : base("while", lineIndex, wordIndex)
public While(int lineIndex, int wordIndex) : base("while", lineIndex, wordIndex)
{
}
public override Internal.Keyword CloneVariable(string targetSymbolName, int lineIndex, int wordIndex)
@@ -313,7 +426,7 @@ namespace Convention.Symbolization.Keyword
/// </summary>
public sealed class Break : SingleKeyword<Break>
{
public Break(int lineIndex,int wordIndex) : base("break", lineIndex, wordIndex)
public Break(int lineIndex, int wordIndex) : base("break", lineIndex, wordIndex)
{
}
public override Internal.Keyword CloneVariable(string targetSymbolName, int lineIndex, int wordIndex)
@@ -327,7 +440,7 @@ namespace Convention.Symbolization.Keyword
/// </summary>
public sealed class Continue : SingleKeyword<Continue>
{
public Continue(int lineIndex,int wordIndex) : base("continue", lineIndex, wordIndex)
public Continue(int lineIndex, int wordIndex) : base("continue", lineIndex, wordIndex)
{
}
public override Internal.Keyword CloneVariable(string targetSymbolName, int lineIndex, int wordIndex)
@@ -341,7 +454,7 @@ namespace Convention.Symbolization.Keyword
/// </summary>
public sealed class Structure : NamespaceKeyword<Structure>
{
public Structure(int lineIndex,int wordIndex) : base("struct", lineIndex, wordIndex)
public Structure(int lineIndex, int wordIndex) : base("struct", lineIndex, wordIndex)
{
}
public override Internal.Keyword CloneVariable(string targetSymbolName, int lineIndex, int wordIndex)