openai/openai-dotnet
Publicmirrored from https://github.com/openai/openai-dotnetAvailable
codegen/generator/src/Visitors/VisitorHelpers.cs
129lines · modecode
| 1 | using Microsoft.TypeSpec.Generator.Expressions; |
| 2 | using Microsoft.TypeSpec.Generator.Snippets; |
| 3 | using Microsoft.TypeSpec.Generator.Statements; |
| 4 | using System; |
| 5 | using System.Collections.Generic; |
| 6 | using System.Linq; |
| 7 | |
| 8 | namespace OpenAILibraryPlugin.Visitors; |
| 9 | |
| 10 | internal static class VisitorHelpers |
| 11 | { |
| 12 | internal static void VisitExplodedMethodBodyStatements( |
| 13 | IList<MethodBodyStatement?> statements, |
| 14 | Func<MethodBodyStatement?, MethodBodyStatement?> visitorFunc) |
| 15 | { |
| 16 | for (int i = 0; i < statements.Count; i++) |
| 17 | { |
| 18 | statements[i] = visitorFunc.Invoke(statements[i]); |
| 19 | |
| 20 | if (statements[i] is ForEachStatement foreachStatement) |
| 21 | { |
| 22 | List<MethodBodyStatement> foreachBodyStatements |
| 23 | = foreachStatement.Body |
| 24 | .SelectMany(bodyStatement => bodyStatement) |
| 25 | .ToList(); |
| 26 | VisitExplodedMethodBodyStatements(foreachBodyStatements!, visitorFunc); |
| 27 | foreachStatement.Body.Clear(); |
| 28 | foreachStatement.Body.Add(new MethodBodyStatements(foreachBodyStatements)); |
| 29 | } |
| 30 | else if (statements[i] is IfStatement ifStatement) |
| 31 | { |
| 32 | List<MethodBodyStatement> ifBodyStatements |
| 33 | = ifStatement.Body |
| 34 | .SelectMany(bodyStatement => bodyStatement) |
| 35 | .ToList(); |
| 36 | VisitExplodedMethodBodyStatements(ifBodyStatements!, visitorFunc); |
| 37 | var newIfStatement = new IfStatement(ifStatement.Condition); |
| 38 | foreach (MethodBodyStatement bodyStatement in ifBodyStatements) |
| 39 | { |
| 40 | newIfStatement.Add(bodyStatement); |
| 41 | } |
| 42 | statements[i] = newIfStatement; |
| 43 | } |
| 44 | else if (statements[i] is ForStatement forStatement) |
| 45 | { |
| 46 | // To do: traverse inside of "for" |
| 47 | } |
| 48 | else if (statements[i] is WhileStatement whileStatement) |
| 49 | { |
| 50 | List<MethodBodyStatement> whileBodyStatements |
| 51 | = whileStatement.Body |
| 52 | .SelectMany(bodyStatement => bodyStatement) |
| 53 | .ToList(); |
| 54 | VisitExplodedMethodBodyStatements(whileBodyStatements!, visitorFunc); |
| 55 | var newWhileStatement = new WhileStatement(whileStatement.Condition); |
| 56 | foreach (MethodBodyStatement bodyStatement in whileBodyStatements) |
| 57 | { |
| 58 | newWhileStatement.Add(bodyStatement); |
| 59 | } |
| 60 | statements[i] = newWhileStatement; |
| 61 | } |
| 62 | } |
| 63 | } |
| 64 | |
| 65 | internal static MethodBodyStatement? GetUpdatedIfStatement( |
| 66 | MethodBodyStatement? statement, |
| 67 | Func<ValueExpression, ValueExpression?> conditionUpdateFunc, |
| 68 | string comment) |
| 69 | { |
| 70 | if (statement is not IfStatement ifStatement) |
| 71 | { |
| 72 | return statement; |
| 73 | } |
| 74 | |
| 75 | List<MethodBodyStatement> statements = |
| 76 | [ |
| 77 | new SingleLineCommentStatement(comment) |
| 78 | ]; |
| 79 | |
| 80 | ValueExpression? newCondition = GetRecursivelyUpdatedCondition(ifStatement.Condition, conditionUpdateFunc); |
| 81 | if (newCondition == ifStatement.Condition) |
| 82 | { |
| 83 | return ifStatement; |
| 84 | } |
| 85 | else if (newCondition is null) |
| 86 | { |
| 87 | statements.Add(ifStatement.Body); |
| 88 | } |
| 89 | else |
| 90 | { |
| 91 | var updatedIfStatement = new IfStatement(newCondition, ifStatement.Inline, ifStatement.AddBraces) |
| 92 | { |
| 93 | ifStatement.Body, |
| 94 | }; |
| 95 | |
| 96 | statements.Add(updatedIfStatement); |
| 97 | } |
| 98 | |
| 99 | return new MethodBodyStatements(statements); |
| 100 | } |
| 101 | |
| 102 | private static ValueExpression? GetRecursivelyUpdatedCondition( |
| 103 | ValueExpression expression, |
| 104 | Func<ValueExpression, ValueExpression?> visitorFunc) |
| 105 | { |
| 106 | ValueExpression? newExpression = visitorFunc.Invoke(expression); |
| 107 | BinaryOperatorExpression? binaryOperatorExpression |
| 108 | = expression as BinaryOperatorExpression ?? (expression as ScopedApi<bool>)?.Original as BinaryOperatorExpression; |
| 109 | |
| 110 | if (newExpression == expression && binaryOperatorExpression is not null) |
| 111 | { |
| 112 | ValueExpression? newLeft = GetRecursivelyUpdatedCondition(binaryOperatorExpression.Left, visitorFunc); |
| 113 | ValueExpression? newRight = GetRecursivelyUpdatedCondition(binaryOperatorExpression.Right, visitorFunc); |
| 114 | if (newLeft is null) |
| 115 | { |
| 116 | return newRight; |
| 117 | } |
| 118 | else if (newRight is null) |
| 119 | { |
| 120 | return newLeft; |
| 121 | } |
| 122 | else if (newLeft != binaryOperatorExpression.Left || newRight != binaryOperatorExpression.Right) |
| 123 | { |
| 124 | return new BinaryOperatorExpression(binaryOperatorExpression.Operator, newLeft, newRight); |
| 125 | } |
| 126 | } |
| 127 | return newExpression; |
| 128 | } |
| 129 | } |