public string GetModelsRequiredFiles() { var sb = new IndentedStringBuilder(); this.GetOrderedModels().Where(m => !m.Extensions.ContainsKey(ExternalExtension)).ForEach(model => sb.AppendLine("{0}", this.GetRequiredFormat("models/" + RubyCodeNamer.UnderscoreCase(model.Name) + ".rb"))); this.EnumTypes.ForEach(enumType => sb.AppendLine(this.GetRequiredFormat("models/" + RubyCodeNamer.UnderscoreCase(enumType.Name) + ".rb"))); return sb.ToString(); }
/// <summary> /// Generates Ruby code in form of string for deserializing polling response. /// </summary> /// <param name="variableName">Variable name which keeps the response.</param> /// <param name="type">Type of response.</param> /// <returns>Ruby code in form of string for deserializing polling response.</returns> public string DeserializePollingResponse(string variableName, IType type) { var builder = new IndentedStringBuilder(" "); string serializationLogic = type.DeserializeType(this.Scope, variableName); return builder.AppendLine(serializationLogic).ToString(); }
public override string ConstructModelMapper() { var modelMapper = this.ConstructMapper(SerializedName, null, true, true); var builder = new IndentedStringBuilder(" "); builder.AppendLine("return {{{0}}};", modelMapper); return builder.ToString(); }
/// <summary> /// Generates code for model deserialization. /// </summary> /// <param name="variableName">Variable deserialize model from.</param> /// <param name="type">The type of the model.</param> /// <returns>The code for вуserialization in string format.</returns> public override string DeserializeProperty(string variableName, IType type) { var builder = new IndentedStringBuilder(" "); string serializationLogic = type.AzureDeserializeType(this.Scope, variableName); return builder.AppendLine(serializationLogic).ToString(); }
public string GetOperationsRequiredFiles() { var sb = new IndentedStringBuilder(); this.MethodGroups.ForEach(method => sb.AppendLine("{0}", this.GetRequiredFormat(RubyCodeNamer.UnderscoreCase(method) + ".rb"))); return sb.ToString(); }
protected override void TransformPagingGroupedParameter(IndentedStringBuilder builder, AzureMethodTemplateModel nextMethod, bool filterRequired = false) { if (this.InputParameterTransformation.IsNullOrEmpty()) { return; } var groupedType = this.InputParameterTransformation.First().ParameterMappings[0].InputParameter; var nextGroupType = nextMethod.InputParameterTransformation.First().ParameterMappings[0].InputParameter; if (nextGroupType.Name == groupedType.Name) { return; } var nextGroupTypeName = _namer.GetTypeName(nextGroupType.Name) + "Inner"; if (filterRequired && !nextGroupType.IsRequired) { return; } if (!groupedType.IsRequired) { builder.AppendLine("{0} {1} = null;", nextGroupTypeName, nextGroupType.Name.ToCamelCase()); builder.AppendLine("if ({0} != null) {{", groupedType.Name.ToCamelCase()); builder.Indent(); builder.AppendLine("{0} = new {1}();", nextGroupType.Name.ToCamelCase(), nextGroupTypeName); } else { builder.AppendLine("{1} {0} = new {1}();", nextGroupType.Name.ToCamelCase(), nextGroupTypeName); } foreach (var outParam in nextMethod.InputParameterTransformation.Select(t => t.OutputParameter)) { builder.AppendLine("{0}.with{1}({2}.{3}());", nextGroupType.Name.ToCamelCase(), outParam.Name.ToPascalCase(), groupedType.Name.ToCamelCase(), outParam.Name.ToCamelCase()); } if (!groupedType.IsRequired) { builder.Outdent().AppendLine(@"}"); } }
public void AppendMultilinePreservesIndentation() { IndentedStringBuilder sb = new IndentedStringBuilder(); var expected = string.Format("start{0} line2{0} line31{0} line32{0}", Environment.NewLine); var result = sb .AppendLine("start").Indent() .AppendLine("line2").Indent() .AppendLine(string.Format("line31{0}line32", Environment.NewLine)); Assert.Equal(expected, result.ToString()); sb = new IndentedStringBuilder(); expected = string.Format("start{0} line2{0} line31{0} line32{0}", Environment.NewLine); result = sb .AppendLine("start").Indent() .AppendLine("line2").Indent() .AppendLine(string.Format("line31{0}line32", Environment.NewLine)); Assert.Equal(expected, result.ToString()); }
public void AppendMultilinePreservesIndentation() { IndentedStringBuilder sb = new IndentedStringBuilder(); var expected = "start\r\n line2\r\n line31\n line32\r\n"; var result = sb .AppendLine("start").Indent() .AppendLine("line2").Indent() .AppendLine("line31\nline32"); Assert.Equal(expected, result.ToString()); sb = new IndentedStringBuilder(); expected = "start\r\n line2\r\n line31\r\n line32\r\n"; result = sb .AppendLine("start").Indent() .AppendLine("line2").Indent() .AppendLine("line31\r\nline32"); Assert.Equal(expected, result.ToString()); }
public virtual string AddIndividualResponseHeader(HttpStatusCode? code) { IType headersType = null; if (HasResponseHeader) { if (code != null) { headersType = this.ReturnType.Headers; } else { headersType = this.Responses[code.Value].Headers; } } var builder = new IndentedStringBuilder(" "); if (headersType == null) { if (code == null) { builder.AppendLine("header_dict = {}"); } else { return string.Empty; } } else { builder.AppendLine("header_dict = {").Indent(); AddHeaderDictionary(builder, (CompositeType)headersType); builder.Outdent().AppendLine("}"); } return builder.ToString(); }
public virtual string AddResponseHeader() { if (HasResponseHeader) { var builder = new IndentedStringBuilder(" "); builder.AppendLine("client_raw_response.add_headers(header_dict)"); return builder.ToString(); } else { return string.Empty; } }
public virtual string BuildUrlPath(string variableName) { var builder = new IndentedStringBuilder(" "); var pathParameterList = this.LogicalParameters.Where(p => p.Location == ParameterLocation.Path).ToList(); if (pathParameterList.Any()) { builder.AppendLine("path_format_arguments = {").Indent(); for (int i = 0; i < pathParameterList.Count; i ++) { builder.AppendLine("'{0}': {1}{2}{3}", pathParameterList[i].SerializedName, BuildSerializeDataCall(pathParameterList[i], "url"), pathParameterList[i].IsRequired ? string.Empty : string.Format(CultureInfo.InvariantCulture, "if {0} else ''", pathParameterList[i].Name), i == pathParameterList.Count-1 ? "" : ","); } builder.Outdent().AppendLine("}"); builder.AppendLine("{0} = {0}.format(**path_format_arguments)", variableName); } return builder.ToString(); }
public static string CheckNull(string valueReference, string executionBlock) { var sb = new IndentedStringBuilder(); sb.AppendLine("if ({0} != null)", valueReference) .AppendLine("{").Indent() .AppendLine(executionBlock).Outdent() .AppendLine("}"); return sb.ToString(); }
/// <summary> /// Genrate code to build an array of query parameter strings in a variable named 'queryParameters'. The /// array should contain one string element for each query parameter of the form 'key=value' /// </summary> /// <param name="builder">The stringbuilder for url construction</param> protected virtual void BuildQueryParameterArray(IndentedStringBuilder builder) { if (builder == null) { throw new ArgumentNullException("builder"); } builder.AppendLine("var queryParameters = [];"); foreach (var queryParameter in LogicalParameters .Where(p => p.Location == ParameterLocation.Query)) { var queryAddFormat = "queryParameters.push('{0}=' + encodeURIComponent({1}));"; if (queryParameter.SkipUrlEncoding()) { queryAddFormat = "queryParameters.push('{0}=' + {1});"; } if (!queryParameter.IsRequired) { builder.AppendLine("if ({0} !== null && {0} !== undefined) {{", queryParameter.Name) .Indent() .AppendLine(queryAddFormat, queryParameter.SerializedName, queryParameter.GetFormattedReferenceValue()).Outdent() .AppendLine("}"); } else { builder.AppendLine(queryAddFormat, queryParameter.SerializedName, queryParameter.GetFormattedReferenceValue()); } } }
/// <summary> /// Generate code to remove duplicated forward slashes from a URL in code /// </summary> /// <param name="urlVariableName"></param> /// <returns></returns> public virtual string RemoveDuplicateForwardSlashes(string urlVariableName) { var builder = new IndentedStringBuilder(" "); builder.AppendLine("// trim all duplicate forward slashes in the url"); builder.AppendLine("var regex = /([^:]\\/)\\/+/gi;"); builder.AppendLine("{0} = {0}.replace(regex, '$1');", urlVariableName); return builder.ToString(); }
public static string ConstructPropertyDocumentation(string propertyDocumentation) { var builder = new IndentedStringBuilder(" "); return builder.AppendLine(propertyDocumentation) .AppendLine(" * ").ToString(); }
public string DeserializeResponse(IType type, string valueReference = "result", string responseVariable = "parsedResponse") { if (type == null) { throw new ArgumentNullException("type"); } var builder = new IndentedStringBuilder(" "); builder.AppendLine("var {0} = null;", responseVariable) .AppendLine("try {") .Indent() .AppendLine("{0} = JSON.parse(responseBody);", responseVariable) .AppendLine("{0} = JSON.parse(responseBody);", valueReference); var deserializeBody = GetDeserializationString(type, valueReference, responseVariable); if (!string.IsNullOrWhiteSpace(deserializeBody)) { builder.AppendLine("if ({0} !== null && {0} !== undefined) {{", responseVariable) .Indent() .AppendLine(deserializeBody) .Outdent() .AppendLine("}"); } builder.Outdent() .AppendLine("} catch (error) {") .Indent() .AppendLine(DeserializationError) .Outdent() .AppendLine("}"); return builder.ToString(); }
public string GetDeserializationString(IType type, string valueReference = "result", string responseVariable = "parsedResponse") { var builder = new IndentedStringBuilder(" "); if (type is CompositeType) { builder.AppendLine("var resultMapper = new client.models['{0}']().mapper();", type.Name); } else { builder.AppendLine("var resultMapper = {{{0}}};", type.ConstructMapper(responseVariable, null, false, false)); } builder.AppendLine("{1} = client.deserialize(resultMapper, {0}, '{1}');", responseVariable, valueReference); return builder.ToString(); }
/// <summary> /// Generate code to build the URL from a url expression and method parameters /// </summary> /// <param name="variableName">The variable to store the url in.</param> /// <returns></returns> public virtual string BuildUrl(string variableName) { var builder = new IndentedStringBuilder(); foreach (var pathParameter in this.LogicalParameterTemplateModels.Where(p => p.Location == ParameterLocation.Path)) { builder.AppendLine("{0} = {0}.Replace(\"{{{1}}}\", Uri.EscapeDataString({2}));", variableName, pathParameter.SerializedName, pathParameter.Type.ToString(ClientReference, pathParameter.Name)); } if (this.LogicalParameterTemplateModels.Any(p => p.Location == ParameterLocation.Query)) { builder.AppendLine("List<string> _queryParameters = new List<string>();"); foreach (var queryParameter in this.LogicalParameterTemplateModels.Where(p => p.Location == ParameterLocation.Query)) { builder.AppendLine("if ({0} != null)", queryParameter.Name) .AppendLine("{").Indent() .AppendLine("_queryParameters.Add(string.Format(\"{0}={{0}}\", Uri.EscapeDataString({1})));", queryParameter.SerializedName, queryParameter.GetFormattedReferenceValue(ClientReference)).Outdent() .AppendLine("}"); } builder.AppendLine("if (_queryParameters.Count > 0)") .AppendLine("{").Indent() .AppendLine("{0} += \"?\" + string.Join(\"&\", _queryParameters);", variableName).Outdent() .AppendLine("}"); } return builder.ToString(); }
/// <summary> /// Generate code to replace path parameters in the url template with the appropriate values /// </summary> /// <param name="variableName">The variable name for the url to be constructed</param> /// <param name="builder">The string builder for url construction</param> protected virtual void BuildPathParameters(string variableName, IndentedStringBuilder builder) { if (builder == null) { throw new ArgumentNullException("builder"); } foreach (var pathParameter in LogicalParameters.Where(p => p.Location == ParameterLocation.Path)) { var pathReplaceFormat = "{0} = {0}.replace('{{{1}}}', encodeURIComponent({2}));"; if (pathParameter.SkipUrlEncoding()) { pathReplaceFormat = "{0} = {0}.replace('{{{1}}}', {2});"; } builder.AppendLine(pathReplaceFormat, variableName, pathParameter.SerializedName, pathParameter.Type.ToString(pathParameter.Name)); } }
/// <summary> /// Generate code to perform required validation on a type /// </summary> /// <param name="type">The type to validate</param> /// <param name="scope">A scope provider for generating variable names as necessary</param> /// <param name="valueReference">A reference to the value being validated</param> /// <param name="constraints">Constraints</param> /// <returns>The code to validate the reference of the given type</returns> public static string ValidateType(this IType type, IScopeProvider scope, string valueReference, Dictionary<Constraint, string> constraints) { if (scope == null) { throw new ArgumentNullException("scope"); } CompositeType model = type as CompositeType; SequenceType sequence = type as SequenceType; DictionaryType dictionary = type as DictionaryType; var sb = new IndentedStringBuilder(); if (model != null && model.ShouldValidateChain()) { sb.AppendLine("{0}.Validate();", valueReference); } if (constraints != null && constraints.Any()) { AppendConstraintValidations(valueReference, constraints, sb); } if (sequence != null && sequence.ShouldValidateChain()) { var elementVar = scope.GetUniqueName("element"); var innerValidation = sequence.ElementType.ValidateType(scope, elementVar, null); if (!string.IsNullOrEmpty(innerValidation)) { sb.AppendLine("foreach (var {0} in {1})", elementVar, valueReference) .AppendLine("{").Indent() .AppendLine(innerValidation).Outdent() .AppendLine("}"); } } else if (dictionary != null && dictionary.ShouldValidateChain()) { var valueVar = scope.GetUniqueName("valueElement"); var innerValidation = dictionary.ValueType.ValidateType(scope, valueVar, null); if (!string.IsNullOrEmpty(innerValidation)) { sb.AppendLine("foreach (var {0} in {1}.Values)", valueVar, valueReference) .AppendLine("{").Indent() .AppendLine(innerValidation).Outdent() .AppendLine("}").Outdent(); } } if (sb.ToString().Trim().Length > 0) { if (type.IsValueType()) { return sb.ToString(); } else { return CheckNull(valueReference, sb.ToString()); } } return null; }
/// <summary> /// Generate code to construct the query string from an array of query parameter strings containing 'key=value' /// </summary> /// <param name="variableName">The variable reference for the url</param> /// <param name="builder">The string builder for url construction</param> private static void AddQueryParametersToUrl(string variableName, IndentedStringBuilder builder) { builder.AppendLine("if (queryParameters.length > 0) {") .Indent() .AppendLine("{0} += '?' + queryParameters.join('&');", variableName).Outdent() .AppendLine("}"); }
private static void AppendConstraintValidations(string valueReference, Dictionary<Constraint, string> constraints, IndentedStringBuilder sb) { foreach (var constraint in constraints.Keys) { string constraintCheck; string constraintValue = constraints[constraint]; switch (constraint) { case Constraint.ExclusiveMaximum: constraintCheck = string.Format(CultureInfo.InvariantCulture, "{0} >= {1}", valueReference, constraints[constraint]); break; case Constraint.ExclusiveMinimum: constraintCheck = string.Format(CultureInfo.InvariantCulture, "{0} <= {1}", valueReference, constraints[constraint]); break; case Constraint.InclusiveMaximum: constraintCheck = string.Format(CultureInfo.InvariantCulture, "{0} > {1}", valueReference, constraints[constraint]); break; case Constraint.InclusiveMinimum: constraintCheck = string.Format(CultureInfo.InvariantCulture, "{0} < {1}", valueReference, constraints[constraint]); break; case Constraint.MaxItems: constraintCheck = string.Format(CultureInfo.InvariantCulture, "{0}.Count > {1}", valueReference, constraints[constraint]); break; case Constraint.MaxLength: constraintCheck = string.Format(CultureInfo.InvariantCulture, "{0}.Length > {1}", valueReference, constraints[constraint]); break; case Constraint.MinItems: constraintCheck = string.Format(CultureInfo.InvariantCulture, "{0}.Count < {1}", valueReference, constraints[constraint]); break; case Constraint.MinLength: constraintCheck = string.Format(CultureInfo.InvariantCulture, "{0}.Length < {1}", valueReference, constraints[constraint]); break; case Constraint.MultipleOf: constraintCheck = string.Format(CultureInfo.InvariantCulture, "{0} % {1} != 0", valueReference, constraints[constraint]); break; case Constraint.Pattern: constraintValue = "\"" + constraintValue.Replace("\\", "\\\\") + "\""; constraintCheck = string.Format(CultureInfo.InvariantCulture, "!System.Text.RegularExpressions.Regex.IsMatch({0}, {1})", valueReference, constraintValue); break; case Constraint.UniqueItems: if ("true".Equals(constraints[constraint], StringComparison.OrdinalIgnoreCase)) { constraintCheck = string.Format(CultureInfo.InvariantCulture, "{0}.Count != {0}.Distinct().Count()", valueReference); } else { constraintCheck = null; } break; default: throw new NotSupportedException("Constraint '" + constraint + "' is not supported."); } if (constraintCheck != null) { if (constraint != Constraint.UniqueItems) { sb.AppendLine("if ({0})", constraintCheck) .AppendLine("{").Indent() .AppendLine("throw new ValidationException(ValidationRules.{0}, \"{1}\", {2});", constraint, valueReference.Replace("this.", ""), constraintValue).Outdent() .AppendLine("}"); } else { sb.AppendLine("if ({0})", constraintCheck) .AppendLine("{").Indent() .AppendLine("throw new ValidationException(ValidationRules.{0}, \"{1}\");", constraint, valueReference.Replace("this.", "")).Outdent() .AppendLine("}"); } } } }
/// <summary> /// Generate code to perform required validation on a type /// </summary> /// <param name="type">The type to validate</param> /// <param name="scope">A scope provider for generating variable names as necessary</param> /// <param name="valueReference">A reference to the value being validated</param> /// <returns>The code to validate the reference of the given type</returns> public static string ValidateType(this IType type, IScopeProvider scope, string valueReference) { if (scope == null) { throw new ArgumentNullException("scope"); } CompositeType model = type as CompositeType; SequenceType sequence = type as SequenceType; DictionaryType dictionary = type as DictionaryType; if (model != null && model.ShouldValidateChain()) { return CheckNull(valueReference, string.Format(CultureInfo.InvariantCulture, "{0}.Validate();", valueReference)); } if (sequence != null && sequence.ShouldValidateChain()) { var elementVar = scope.GetVariableName("element"); var innerValidation = sequence.ElementType.ValidateType(scope, elementVar); if (!string.IsNullOrEmpty(innerValidation)) { var sb = new IndentedStringBuilder(); sb.AppendLine("foreach (var {0} in {1})", elementVar, valueReference) .AppendLine("{").Indent() .AppendLine(innerValidation).Outdent() .AppendLine("}"); return CheckNull(valueReference, sb.ToString()); } } else if (dictionary != null && dictionary.ShouldValidateChain()) { var valueVar = scope.GetVariableName("valueElement"); var innerValidation = dictionary.ValueType.ValidateType(scope, valueVar); if (!string.IsNullOrEmpty(innerValidation)) { var sb = new IndentedStringBuilder(); sb.AppendLine("if ({0} != null)", valueReference) .AppendLine("{").Indent() .AppendLine("foreach (var {0} in {1}.Values)",valueVar,valueReference) .AppendLine("{").Indent() .AppendLine(innerValidation).Outdent() .AppendLine("}").Outdent() .AppendLine("}"); return CheckNull(valueReference, sb.ToString()); } } return null; }
public static string ConstructParameterDocumentation(string documentation) { var builder = new IndentedStringBuilder(" "); return builder.AppendLine(documentation) .AppendLine(" * ").ToString(); }
/// <summary> /// Generate code to build the headers from method parameters /// </summary> /// <param name="variableName">The variable to store the headers in.</param> /// <returns></returns> public virtual string BuildHeaders(string variableName) { var builder = new IndentedStringBuilder(" "); foreach (var headerParameter in this.LogicalParameters.Where(p => p.Location == ParameterLocation.Header)) { if (headerParameter.IsRequired) { builder.AppendLine("{0}['{1}'] = {2}", variableName, headerParameter.SerializedName, BuildSerializeDataCall(headerParameter, "header")); } else { builder.AppendLine("if {0} is not None:", headerParameter.Name) .Indent() .AppendLine("{0}['{1}'] = {2}", variableName, headerParameter.SerializedName, BuildSerializeDataCall(headerParameter, "header")) .Outdent(); } } return builder.ToString(); }
public virtual string BuildFlattenParameterMappings() { var builder = new IndentedStringBuilder(); foreach (var transformation in InputParameterTransformation) { builder.AppendLine("var {0};", transformation.OutputParameter.Name); builder.AppendLine("if ({0})", BuildNullCheckExpression(transformation)) .AppendLine("{").Indent(); if (transformation.ParameterMappings.Any(m => !string.IsNullOrEmpty(m.OutputParameterProperty)) && transformation.OutputParameter.Type is CompositeType) { builder.AppendLine("{0} = new client.models['{1}']();", transformation.OutputParameter.Name, transformation.OutputParameter.Type.Name); } foreach (var mapping in transformation.ParameterMappings) { builder.AppendLine("{0}{1};", transformation.OutputParameter.Name, mapping); } builder.Outdent() .AppendLine("}"); } return builder.ToString(); }
protected void AddHeaderDictionary(IndentedStringBuilder builder, CompositeType headersType) { if (builder == null) { throw new ArgumentNullException("builder"); } if (headersType == null) { throw new ArgumentNullException("headersType"); } foreach (var prop in headersType.Properties) { if (this.ServiceClient.EnumTypes.Contains(prop.Type)) { builder.AppendLine(String.Format(CultureInfo.InvariantCulture, "'{0}': models.{1},", prop.SerializedName, prop.Type.ToPythonRuntimeTypeString())); } else { builder.AppendLine(String.Format(CultureInfo.InvariantCulture, "'{0}': '{1}',", prop.SerializedName, prop.Type.ToPythonRuntimeTypeString())); } } }
public virtual string BuildGroupedParameterMappings() { var builder = new IndentedStringBuilder(" "); if (InputParameterTransformation.Count > 0) { // Declare all the output paramaters outside the try block foreach (var transformation in InputParameterTransformation) { builder.AppendLine("var {0};", transformation.OutputParameter.Name); } builder.AppendLine("try {").Indent(); foreach (var transformation in InputParameterTransformation) { builder.AppendLine("if ({0})", BuildNullCheckExpression(transformation)) .AppendLine("{").Indent(); var outputParameter = transformation.OutputParameter; bool noCompositeTypeInitialized = true; if (transformation.ParameterMappings.Any(m => !string.IsNullOrEmpty(m.OutputParameterProperty)) && transformation.OutputParameter.Type is CompositeType) { builder.AppendLine("{0} = new client.models['{1}']();", transformation.OutputParameter.Name, transformation.OutputParameter.Type.Name); noCompositeTypeInitialized = false; } foreach (var mapping in transformation.ParameterMappings) { builder.AppendLine("{0}{1};", transformation.OutputParameter.Name, mapping); if (noCompositeTypeInitialized) { // If composite type is initialized based on the above logic then it shouuld not be validated. builder.AppendLine(outputParameter.Type.ValidateType(Scope, outputParameter.Name, outputParameter.IsRequired)); } } builder.Outdent() .AppendLine("}"); } builder.Outdent() .AppendLine("} catch (error) {") .Indent() .AppendLine("return callback(error);") .Outdent() .AppendLine("}"); } return builder.ToString(); }
/// <summary> /// Generates input mapping code block. /// </summary> /// <returns></returns> public virtual string BuildInputMappings() { var builder = new IndentedStringBuilder(" "); foreach (var transformation in InputParameterTransformation) { if (transformation.ParameterMappings.Any(m => !string.IsNullOrEmpty(m.OutputParameterProperty)) && transformation.OutputParameter.Type is CompositeType) { builder.AppendLine("{0} = models.{1}()", transformation.OutputParameter.Name, transformation.OutputParameter.Type.Name); } else { builder.AppendLine("{0} = None", transformation.OutputParameter.Name); } builder.AppendLine("if {0}:", BuildNullCheckExpression(transformation)) .Indent(); foreach (var mapping in transformation.ParameterMappings) { builder.AppendLine("{0}{1}", transformation.OutputParameter.Name, mapping); } builder.Outdent(); } return builder.ToString(); }
public string BuildOptionalMappings() { IEnumerable<Property> optionalParameters = ((CompositeType)OptionsParameterTemplateModel.Type) .Properties.Where(p => p.Name != "customHeaders"); var builder = new IndentedStringBuilder(" "); foreach (var optionalParam in optionalParameters) { string defaultValue = "undefined"; if (!string.IsNullOrWhiteSpace(optionalParam.DefaultValue)) { defaultValue = optionalParam.DefaultValue; } builder.AppendLine("var {0} = ({1} && {1}.{2} !== undefined) ? {1}.{2} : {3};", optionalParam.Name, OptionsParameterTemplateModel.Name, optionalParam.Name, defaultValue); } return builder.ToString(); }