using System.IO;
using Microsoft.CodeAnalysis.CSharp.Syntax;
using Semmle.Util;
using Semmle.Extraction.CSharp.Entities;
using Semmle.Extraction.CSharp.Entities.Expressions;
using Semmle.Extraction.Kinds;

namespace Semmle.Extraction.CSharp
{
    /// <summary>
    /// Methods for writing DB tuples.
    /// </summary>
    ///
    /// <remarks>
    /// The parameters to the tuples are well-typed.
    /// </remarks>
    internal static class Tuples
    {
        public static void containerparent(this TextWriter trapFile, Folder parent, IEntity child) =>
            trapFile.WriteTuple("containerparent", parent, child);

        internal static void extractor_messages(this TextWriter trapFile, ExtractionMessage error, Semmle.Util.Logging.Severity severity, string errorMessage, string entityText, Location location, string stackTrace) =>
            trapFile.WriteTuple("extractor_messages", error, (int)severity, "C# extractor", errorMessage, entityText, location, stackTrace);

        public static void files(this TextWriter trapFile, Entities.File file, string fullName) =>
            trapFile.WriteTuple("files", file, fullName);

        internal static void folders(this TextWriter trapFile, Folder folder, string path) =>
            trapFile.WriteTuple("folders", folder, path);

        public static void locations_default(this TextWriter trapFile, SourceLocation label, Entities.File file, int startLine, int startCol, int endLine, int endCol) =>
            trapFile.WriteTuple("locations_default", label, file, startLine, startCol, endLine, endCol);

        internal static void assemblies(this TextWriter trapFile, Assembly assembly, Entities.File file, string identifier, string name, string version) =>
            trapFile.WriteTuple("assemblies", assembly, file, identifier, name, version);

        internal static void accessor_location(this TextWriter trapFile, Accessor accessorKey, Location location) =>
            trapFile.WriteTuple("accessor_location", accessorKey, location);

        internal static void accessors(this TextWriter trapFile, Accessor accessorKey, int kind, string name, Property propKey, Accessor unboundAccessor) =>
            trapFile.WriteTuple("accessors", accessorKey, kind, name, propKey, unboundAccessor);

        internal static void init_only_accessors(this TextWriter trapFile, Accessor accessorKey) =>
            trapFile.WriteTuple("init_only_accessors", accessorKey);

        internal static void array_element_type(this TextWriter trapFile, ArrayType array, int dimension, int rank, Type elementType) =>
            trapFile.WriteTuple("array_element_type", array, dimension, rank, elementType);

        internal static void attributes(this TextWriter trapFile, Attribute attribute, AttributeKind kind, Type attributeType, IEntity entity) =>
            trapFile.WriteTuple("attributes", attribute, kind, attributeType, entity);

        internal static void attribute_location(this TextWriter trapFile, Attribute attribute, Location location) =>
            trapFile.WriteTuple("attribute_location", attribute, location);

        internal static void catch_type(this TextWriter trapFile, Entities.Statements.Catch @catch, Type type, bool explicityCaught) =>
            trapFile.WriteTuple("catch_type", @catch, type, explicityCaught ? 1 : 2);

        internal static void foreach_stmt_info(this TextWriter trapFile, Entities.Statements.ForEach @foreach, bool isAsync) =>
            trapFile.WriteTuple("foreach_stmt_info", @foreach, isAsync ? 2 : 1);

        internal static void foreach_stmt_desugar(this TextWriter trapFile, Entities.Statements.ForEach @foreach, IEntity entity,
            Entities.Statements.ForEach.ForeachSymbolType type) => trapFile.WriteTuple("foreach_stmt_desugar", @foreach, entity, (int)type);

        internal static void commentblock(this TextWriter trapFile, CommentBlock k) =>
            trapFile.WriteTuple("commentblock", k);

        internal static void commentblock_binding(this TextWriter trapFile, CommentBlock commentBlock, Label entity, CommentBinding binding) =>
            trapFile.WriteTuple("commentblock_binding", commentBlock, entity, (int)binding);

        internal static void commentblock_child(this TextWriter trapFile, CommentBlock commentBlock, CommentLine commentLine, int child) =>
            trapFile.WriteTuple("commentblock_child", commentBlock, commentLine, child);

        internal static void commentblock_location(this TextWriter trapFile, CommentBlock k, Location l) =>
            trapFile.WriteTuple("commentblock_location", k, l);

        internal static void commentline(this TextWriter trapFile, CommentLine commentLine, CommentLineType type, string text, string rawtext) =>
            trapFile.WriteTuple("commentline", commentLine, (int)type, text, rawtext);

        internal static void commentline_location(this TextWriter trapFile, CommentLine commentLine, Location location) =>
            trapFile.WriteTuple("commentline_location", commentLine, location);

        internal static void compilation_args(this TextWriter trapFile, Compilation compilation, int index, string arg) =>
            trapFile.WriteTuple("compilation_args", compilation, index, arg);

        internal static void compilation_expanded_args(this TextWriter trapFile, Compilation compilation, int index, string arg) =>
            trapFile.WriteTuple("compilation_expanded_args", compilation, index, arg);

        internal static void compilation_info(this TextWriter trapFile, Compilation compilation, string infoKey, string infoValue) =>
            trapFile.WriteTuple("compilation_info", compilation, infoKey, infoValue);

        internal static void compilation_compiling_files(this TextWriter trapFile, Compilation compilation, int index, Entities.File file) =>
            trapFile.WriteTuple("compilation_compiling_files", compilation, index, file);

        internal static void compilation_referencing_files(this TextWriter trapFile, Compilation compilation, int index, Entities.File file) =>
            trapFile.WriteTuple("compilation_referencing_files", compilation, index, file);

        internal static void compilation_finished(this TextWriter trapFile, Compilation compilation, float cpuSeconds, float elapsedSeconds) =>
            trapFile.WriteTuple("compilation_finished", compilation, cpuSeconds, elapsedSeconds);

        internal static void compilation_time(this TextWriter trapFile, Compilation compilation, int num, int index, float metric) =>
            trapFile.WriteTuple("compilation_time", compilation, num, index, metric);

        internal static void compilations(this TextWriter trapFile, Compilation compilation, string cwd) =>
            trapFile.WriteTuple("compilations", compilation, cwd);

        internal static void compilation_assembly(this TextWriter trapFile, Compilation compilation, Assembly assembly) =>
            trapFile.WriteTuple("compilation_assembly", compilation, assembly);

        internal static void compiler_generated(this TextWriter trapFile, IEntity entity) =>
            trapFile.WriteTuple("compiler_generated", entity);

        internal static void conditional_access(this TextWriter trapFile, Expression access) =>
            trapFile.WriteTuple("conditional_access", access);

        internal static void constant_value(this TextWriter trapFile, IEntity field, string value) =>
            trapFile.WriteTuple("constant_value", field, value);

        internal static void constructed_generic(this TextWriter trapFile, IEntity constructedTypeOrMethod, IEntity unboundTypeOrMethod) =>
            trapFile.WriteTuple("constructed_generic", constructedTypeOrMethod, unboundTypeOrMethod);

        internal static void constructor_location(this TextWriter trapFile, Constructor constructor, Location location) =>
            trapFile.WriteTuple("constructor_location", constructor, location);

        internal static void constructors(this TextWriter trapFile, Constructor key, string name, Type definingType, Constructor originalDefinition) =>
            trapFile.WriteTuple("constructors", key, name, definingType, originalDefinition);

        internal static void delegate_return_type(this TextWriter trapFile, Type delegateKey, Type returnType) =>
            trapFile.WriteTuple("delegate_return_type", delegateKey, returnType);

        internal static void function_pointer_return_type(this TextWriter trapFile, Type functionPointer, Type returnType) =>
            trapFile.WriteTuple("function_pointer_return_type", functionPointer, returnType);

        internal static void destructor_location(this TextWriter trapFile, Destructor destructor, Location location) =>
            trapFile.WriteTuple("destructor_location", destructor, location);

        internal static void destructors(this TextWriter trapFile, Destructor destructor, string name, Type containingType, Destructor original) =>
            trapFile.WriteTuple("destructors", destructor, name, containingType, original);

        internal static void diagnostic_for(this TextWriter trapFile, CompilerDiagnostic diag, Compilation comp, int fileNo, int index) =>
            trapFile.WriteTuple("diagnostic_for", diag, comp, fileNo, index);

        internal static void diagnostics(this TextWriter trapFile, CompilerDiagnostic diag, int severity, string errorTag, string errorMessage, string fullErrorMessage, Location location) =>
            trapFile.WriteTuple("diagnostics", diag, severity, errorTag, errorMessage, fullErrorMessage, location);

        internal static void dynamic_member_name(this TextWriter trapFile, Expression e, string name) =>
            trapFile.WriteTuple("dynamic_member_name", e, name);

        internal static void enum_underlying_type(this TextWriter trapFile, Type @enum, Type type) =>
            trapFile.WriteTuple("enum_underlying_type", @enum, type);

        internal static void event_accessor_location(this TextWriter trapFile, EventAccessor accessor, Location location) =>
            trapFile.WriteTuple("event_accessor_location", accessor, location);

        internal static void event_accessors(this TextWriter trapFile, EventAccessor accessorKey, int type, string name, Event eventKey, EventAccessor unboundAccessor) =>
            trapFile.WriteTuple("event_accessors", accessorKey, type, name, eventKey, unboundAccessor);

        internal static void event_location(this TextWriter trapFile, Event eventKey, Location locationKey) =>
            trapFile.WriteTuple("event_location", eventKey, locationKey);

        internal static void events(this TextWriter trapFile, Event eventKey, string name, Type declaringType, Type memberType, Event originalDefinition) =>
            trapFile.WriteTuple("events", eventKey, name, declaringType, memberType, originalDefinition);

        internal static void explicitly_implements(this TextWriter trapFile, IEntity member, Type @interface) =>
            trapFile.WriteTuple("explicitly_implements", member, @interface);

        internal static void explicitly_sized_array_creation(this TextWriter trapFile, Expression array) =>
            trapFile.WriteTuple("explicitly_sized_array_creation", array);

        internal static void expr_access(this TextWriter trapFile, Expression expr, IEntity access) =>
            trapFile.WriteTuple("expr_access", expr, access);

        internal static void expr_argument(this TextWriter trapFile, Expression expr, int mode) =>
            trapFile.WriteTuple("expr_argument", expr, mode);

        internal static void expr_argument_name(this TextWriter trapFile, Expression expr, string name) =>
            trapFile.WriteTuple("expr_argument_name", expr, name);

        internal static void expr_call(this TextWriter trapFile, Expression expr, IMethodEntity target) =>
            trapFile.WriteTuple("expr_call", expr, target);

        internal static void expr_flowstate(this TextWriter trapFile, Expression expr, int flowState) =>
            trapFile.WriteTuple("expr_flowstate", expr, flowState);

        internal static void expr_location(this TextWriter trapFile, Expression expr, Location location) =>
            trapFile.WriteTuple("expr_location", expr, location);

        internal static void expr_parent(this TextWriter trapFile, Expression expr, int child, IExpressionParentEntity parent) =>
            trapFile.WriteTuple("expr_parent", expr, child, parent);

        internal static void expr_parent_top_level(this TextWriter trapFile, Expression expr, int child, IExpressionParentEntity parent) =>
            trapFile.WriteTuple("expr_parent_top_level", expr, child, parent);

        internal static void expr_value(this TextWriter trapFile, Expression expr, string value) =>
            trapFile.WriteTuple("expr_value", expr, value);

        internal static void expressions(this TextWriter trapFile, Expression expr, ExprKind kind, Type exprType) =>
            trapFile.WriteTuple("expressions", expr, (int)kind, exprType);

        internal static void exprorstmt_name(this TextWriter trapFile, IEntity expr, string name) =>
            trapFile.WriteTuple("exprorstmt_name", expr, name);

        internal static void extend(this TextWriter trapFile, Type type, Type super) =>
            trapFile.WriteTuple("extend", type, super);

        internal static void anonymous_types(this TextWriter trapFile, Type type) =>
            trapFile.WriteTuple("anonymous_types", type);

        internal static void field_location(this TextWriter trapFile, Field field, Location location) =>
            trapFile.WriteTuple("field_location", field, location);

        internal static void fields(this TextWriter trapFile, Field field, VariableKind kind, string name, Type declaringType, Type fieldType, Field unboundKey) =>
            trapFile.WriteTuple("fields", field, (int)kind, name, declaringType, fieldType, unboundKey);

        internal static void general_type_parameter_constraints(this TextWriter trapFile, TypeParameterConstraints constraints, int hasKind) =>
            trapFile.WriteTuple("general_type_parameter_constraints", constraints, hasKind);

        internal static void has_modifiers(this TextWriter trapFile, IEntity entity, Modifier modifier) =>
            trapFile.WriteTuple("has_modifiers", entity, modifier);

        internal static void implement(this TextWriter trapFile, Type type, Type @interface) =>
            trapFile.WriteTuple("implement", type, @interface);

        internal static void implicitly_typed_array_creation(this TextWriter trapFile, Expression array) =>
            trapFile.WriteTuple("implicitly_typed_array_creation", array);

        internal static void implicitly_typed_object_creation(this TextWriter trapFile, Expression expression) =>
            trapFile.WriteTuple("implicitly_typed_object_creation", expression);

        internal static void indexer_location(this TextWriter trapFile, Indexer indexer, Location location) =>
            trapFile.WriteTuple("indexer_location", indexer, location);

        internal static void indexers(this TextWriter trapFile, Indexer propKey, string name, Type declaringType, Type memberType, Indexer unboundProperty) =>
            trapFile.WriteTuple("indexers", propKey, name, declaringType, memberType, unboundProperty);

        internal static void lambda_expr_return_type(this TextWriter trapFile, Lambda expr, Type returnType) =>
            trapFile.WriteTuple("lambda_expr_return_type", expr, returnType);

        internal static void local_function_stmts(this TextWriter trapFile, Entities.Statements.LocalFunction fnStmt, LocalFunction fn) =>
            trapFile.WriteTuple("local_function_stmts", fnStmt, fn);

        internal static void local_functions(this TextWriter trapFile, LocalFunction fn, string name, Type returnType, LocalFunction unboundFn) =>
            trapFile.WriteTuple("local_functions", fn, name, returnType, unboundFn);

        internal static void localvar_location(this TextWriter trapFile, LocalVariable var, Location location) =>
            trapFile.WriteTuple("localvar_location", var, location);

        internal static void localvars(this TextWriter trapFile, LocalVariable key, VariableKind kind, string name, int @var, Type type, Expression expr) =>
            trapFile.WriteTuple("localvars", key, (int)kind, name, @var, type, expr);

        internal static void method_location(this TextWriter trapFile, IMethodEntity method, Location location) =>
            trapFile.WriteTuple("method_location", method, location);

        internal static void methods(this TextWriter trapFile, IMethodEntity method, string name, Type declType, Type retType, IMethodEntity originalDefinition) =>
            trapFile.WriteTuple("methods", method, name, declType, retType, originalDefinition);

        internal static void modifiers(this TextWriter trapFile, Label entity, string modifier) =>
            trapFile.WriteTuple("modifiers", entity, modifier);

        internal static void mutator_invocation_mode(this TextWriter trapFile, Expression expr, int mode) =>
            trapFile.WriteTuple("mutator_invocation_mode", expr, mode);

        internal static void namespace_declaration_location(this TextWriter trapFile, NamespaceDeclaration decl, Location location) =>
            trapFile.WriteTuple("namespace_declaration_location", decl, location);

        internal static void namespace_declarations(this TextWriter trapFile, NamespaceDeclaration decl, Namespace ns) =>
            trapFile.WriteTuple("namespace_declarations", decl, ns);

        internal static void namespaces(this TextWriter trapFile, Namespace ns, string name) =>
            trapFile.WriteTuple("namespaces", ns, name);

        internal static void nested_types(this TextWriter trapFile, Type typeKey, Type declaringTypeKey, Type unboundTypeKey) =>
            trapFile.WriteTuple("nested_types", typeKey, declaringTypeKey, unboundTypeKey);

        internal static void nullable_underlying_type(this TextWriter trapFile, Type nullableType, Type underlyingType) =>
            trapFile.WriteTuple("nullable_underlying_type", nullableType, underlyingType);

        internal static void nullability(this TextWriter trapFile, NullabilityEntity nullability, int annotation) =>
            trapFile.WriteTuple("nullability", nullability, annotation);

        internal static void nullability_parent(this TextWriter trapFile, NullabilityEntity nullability, int index, NullabilityEntity parent) =>
            trapFile.WriteTuple("nullability_parent", nullability, index, parent);

        internal static void numlines(this TextWriter trapFile, IEntity label, LineCounts lineCounts) =>
            trapFile.WriteTuple("numlines", label, lineCounts.Total, lineCounts.Code, lineCounts.Comment);

        internal static void operator_location(this TextWriter trapFile, UserOperator @operator, Location location) =>
            trapFile.WriteTuple("operator_location", @operator, location);

        internal static void operators(this TextWriter trapFile, UserOperator method, string methodName, string symbol, Type classKey, Type returnType, UserOperator originalDefinition) =>
            trapFile.WriteTuple("operators", method, methodName, symbol, classKey, returnType, originalDefinition);

        internal static void overrides(this TextWriter trapFile, Method overriding, Method overridden) =>
            trapFile.WriteTuple("overrides", overriding, overridden);

        internal static void param_location(this TextWriter trapFile, Parameter param, Location location) =>
            trapFile.WriteTuple("param_location", param, location);

        internal static void @params(this TextWriter trapFile, Parameter param, string name, Type type, int child, Parameter.Kind mode, IEntity method, Parameter originalDefinition) =>
            trapFile.WriteTuple("params", param, name, type, child, (int)mode, method, originalDefinition);

        internal static void parent_namespace(this TextWriter trapFile, IEntity type, Namespace parent) =>
            trapFile.WriteTuple("parent_namespace", type, parent);

        internal static void parent_namespace_declaration(this TextWriter trapFile, IEntity item, NamespaceDeclaration parent) =>
            trapFile.WriteTuple("parent_namespace_declaration", item, parent);

        internal static void pointer_referent_type(this TextWriter trapFile, PointerType pointerType, Type referentType) =>
            trapFile.WriteTuple("pointer_referent_type", pointerType, referentType);

        internal static void property_location(this TextWriter trapFile, Property property, Location location) =>
            trapFile.WriteTuple("property_location", property, location);

        internal static void properties(this TextWriter trapFile, Property propKey, string name, Type declaringType, Type memberType, Property unboundProperty) =>
            trapFile.WriteTuple("properties", propKey, name, declaringType, memberType, unboundProperty);

        internal static void statements(this TextWriter trapFile, Statement stmt, StmtKind kind) =>
            trapFile.WriteTuple("statements", stmt, (int)kind);

        internal static void specific_type_parameter_constraints(this TextWriter trapFile, TypeParameterConstraints constraints, Type baseType) =>
            trapFile.WriteTuple("specific_type_parameter_constraints", constraints, baseType);

        internal static void specific_type_parameter_nullability(this TextWriter trapFile, TypeParameterConstraints constraints, Type baseType, NullabilityEntity nullability) =>
            trapFile.WriteTuple("specific_type_parameter_nullability", constraints, baseType, nullability);

        internal static void function_pointer_calling_conventions(this TextWriter trapFile, FunctionPointerType type, int kind) =>
            trapFile.WriteTuple("function_pointer_calling_conventions", type, kind);

        internal static void has_unmanaged_calling_conventions(this TextWriter trapFile, FunctionPointerType type, int index, Type convention) =>
            trapFile.WriteTuple("has_unmanaged_calling_conventions", type, index, convention);

        internal static void stackalloc_array_creation(this TextWriter trapFile, Expression array) =>
            trapFile.WriteTuple("stackalloc_array_creation", array);

        internal static void stmt_location(this TextWriter trapFile, Statement stmt, Location location) =>
            trapFile.WriteTuple("stmt_location", stmt, location);

        internal static void stmt_parent(this TextWriter trapFile, Statement stmt, int child, IStatementParentEntity parent) =>
            trapFile.WriteTuple("stmt_parent", stmt, child, parent);

        internal static void stmt_parent_top_level(this TextWriter trapFile, Statement stmt, int child, IStatementParentEntity parent) =>
            trapFile.WriteTuple("stmt_parent_top_level", stmt, child, parent);

        internal static void tuple_element(this TextWriter trapFile, TupleType type, int index, Field field) =>
            trapFile.WriteTuple("tuple_element", type, index, field);

        internal static void tuple_underlying_type(this TextWriter trapFile, TupleType type, NamedType underlying) =>
            trapFile.WriteTuple("tuple_underlying_type", type, underlying);

        internal static void type_annotation(this TextWriter trapFile, IEntity element, Kinds.TypeAnnotation annotation) =>
            trapFile.WriteTuple("type_annotation", element, (int)annotation);

        internal static void type_arguments(this TextWriter trapFile, Type arg, int n, IEntity typeOrMethod) =>
            trapFile.WriteTuple("type_arguments", arg, n, typeOrMethod);

        internal static void type_location(this TextWriter trapFile, Type type, Location location) =>
            trapFile.WriteTuple("type_location", type, location);

        internal static void type_mention(this TextWriter trapFile, TypeMention ta, Type type, IEntity parent) =>
            trapFile.WriteTuple("type_mention", ta, type, parent);

        internal static void type_mention_location(this TextWriter trapFile, TypeMention ta, Location loc) =>
            trapFile.WriteTuple("type_mention_location", ta, loc);

        internal static void type_nullability(this TextWriter trapFile, IEntity element, NullabilityEntity nullability) =>
            trapFile.WriteTuple("type_nullability", element, nullability);

        internal static void type_parameter_constraints(this TextWriter trapFile, TypeParameterConstraints constraints, TypeParameter typeParam) =>
            trapFile.WriteTuple("type_parameter_constraints", constraints, typeParam);

        internal static void type_parameters(this TextWriter trapFile, TypeParameter param, int child, IEntity typeOrMethod) =>
            trapFile.WriteTuple("type_parameters", param, child, typeOrMethod, (int)param.Variance);

        internal static void typeref_type(this TextWriter trapFile, NamedTypeRef typeref, Type type) =>
            trapFile.WriteTuple("typeref_type", typeref, type);

        internal static void typerefs(this TextWriter trapFile, NamedTypeRef type, string name) =>
            trapFile.WriteTuple("typerefs", type, name);

        internal static void types(this TextWriter trapFile, Type type, TypeKind kind, string name) =>
            trapFile.WriteTuple("types", type, (int)kind, name);

        internal static void using_namespace_directives(this TextWriter trapFile, UsingDirective @using, Namespace ns) =>
            trapFile.WriteTuple("using_namespace_directives", @using, ns);

        internal static void using_directive_location(this TextWriter trapFile, UsingDirective @using, Location location) =>
            trapFile.WriteTuple("using_directive_location", @using, location);

        internal static void using_static_directives(this TextWriter trapFile, UsingDirective @using, Type type) =>
            trapFile.WriteTuple("using_static_directives", @using, type);

        internal static void using_global(this TextWriter trapFile, UsingDirective @using) =>
            trapFile.WriteTuple("using_global", @using);

        internal static void preprocessor_directive_location<TDirective>(this TextWriter trapFile,
            PreprocessorDirective<TDirective> directive, Location location)
            where TDirective : DirectiveTriviaSyntax =>
            trapFile.WriteTuple("preprocessor_directive_location", directive, location);

        internal static void preprocessor_directive_compilation<TDirective>(this TextWriter trapFile,
            PreprocessorDirective<TDirective> directive, Compilation compilation)
            where TDirective : DirectiveTriviaSyntax =>
            trapFile.WriteTuple("preprocessor_directive_compilation", directive, compilation);

        internal static void preprocessor_directive_active<TDirective>(this TextWriter trapFile,
            PreprocessorDirective<TDirective> directive, bool isActive)
            where TDirective : DirectiveTriviaSyntax =>
            trapFile.WriteTuple("preprocessor_directive_active", directive, isActive ? 1 : 0);

        internal static void pragma_warnings(this TextWriter trapFile, PragmaWarningDirective pragma, int kind) =>
            trapFile.WriteTuple("pragma_warnings", pragma, kind);

        internal static void pragma_warning_error_codes(this TextWriter trapFile, PragmaWarningDirective pragma, string errorCode, int child) =>
            trapFile.WriteTuple("pragma_warning_error_codes", pragma, errorCode, child);

        internal static void pragma_checksums(this TextWriter trapFile, PragmaChecksumDirective pragma, Entities.File file, string guid, string bytes) =>
            trapFile.WriteTuple("pragma_checksums", pragma, file, guid, bytes);

        internal static void directive_defines(this TextWriter trapFile, DefineDirective directive, string name) =>
            trapFile.WriteTuple("directive_defines", directive, name);

        internal static void directive_undefines(this TextWriter trapFile, UndefineDirective directive, string name) =>
            trapFile.WriteTuple("directive_undefines", directive, name);

        internal static void directive_warnings(this TextWriter trapFile, WarningDirective directive, string message) =>
            trapFile.WriteTuple("directive_warnings", directive, message);

        internal static void directive_errors(this TextWriter trapFile, ErrorDirective directive, string message) =>
            trapFile.WriteTuple("directive_errors", directive, message);

        internal static void directive_nullables(this TextWriter trapFile, NullableDirective directive, int setting, int target) =>
            trapFile.WriteTuple("directive_nullables", directive, setting, target);

        internal static void directive_lines<T>(this TextWriter trapFile, LineOrSpanDirective<T> directive, LineDirectiveKind kind) where T : LineOrSpanDirectiveTriviaSyntax =>
            trapFile.WriteTuple("directive_lines", directive, (int)kind);

        internal static void directive_line_value(this TextWriter trapFile, LineDirective directive, int line) =>
            trapFile.WriteTuple("directive_line_value", directive, line);

        internal static void directive_line_file<T>(this TextWriter trapFile, LineOrSpanDirective<T> directive, Entities.File file) where T : LineOrSpanDirectiveTriviaSyntax =>
            trapFile.WriteTuple("directive_line_file", directive, file);

        internal static void directive_line_offset(this TextWriter trapFile, LineSpanDirective directive, int offset) =>
            trapFile.WriteTuple("directive_line_offset", directive, offset);

        internal static void directive_line_span(this TextWriter trapFile, LineSpanDirective directive, int startLine, int startColumn, int endLine, int endColumn) =>
            trapFile.WriteTuple("directive_line_span", directive, startLine, startColumn, endLine, endColumn);

        internal static void directive_regions(this TextWriter trapFile, RegionDirective directive, string name) =>
            trapFile.WriteTuple("directive_regions", directive, name);

        internal static void directive_endregions(this TextWriter trapFile, EndRegionDirective directive, RegionDirective start) =>
            trapFile.WriteTuple("directive_endregions", directive, start);

        internal static void regions(this TextWriter trapFile, RegionDirective start, EndRegionDirective end) =>
            trapFile.WriteTuple("regions", start, end);

        internal static void directive_ifs(this TextWriter trapFile, IfDirective directive, bool branchTaken, bool conditionValue) =>
            trapFile.WriteTuple("directive_ifs", directive, branchTaken ? 1 : 0, conditionValue ? 1 : 0);

        internal static void directive_elifs(this TextWriter trapFile, ElifDirective directive, bool branchTaken, bool conditionValue,
            IfDirective start, int index) =>
            trapFile.WriteTuple("directive_elifs", directive, branchTaken ? 1 : 0, conditionValue ? 1 : 0, start, index);

        internal static void directive_elses(this TextWriter trapFile, ElseDirective directive, bool branchTaken,
            IfDirective start, int index) =>
            trapFile.WriteTuple("directive_elses", directive, branchTaken ? 1 : 0, start, index);

        internal static void directive_endifs(this TextWriter trapFile, EndIfDirective directive, IfDirective start) =>
            trapFile.WriteTuple("directive_endifs", directive, start);

        internal static void directive_define_symbols(this TextWriter trapFile, DefineSymbol symb, string name) =>
            trapFile.WriteTuple("directive_define_symbols", symb, name);

        internal static void locations_mapped(this System.IO.TextWriter trapFile, NonGeneratedSourceLocation l1, Location l2) =>
            trapFile.WriteTuple("locations_mapped", l1, l2);

        internal static void file_extraction_mode(this System.IO.TextWriter trapFile, Entities.File file, ExtractorMode mode) =>
            trapFile.WriteTuple("file_extraction_mode", file, mode);

        internal static void scoped_annotation(this TextWriter trapFile, IEntity element, ScopedAnnotation @scoped) =>
            trapFile.WriteTuple("scoped_annotation", element, (int)@scoped);
    }
}
