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Enable use of external enums as URI and header params. #65

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Merged
merged 1 commit into from
Jun 26, 2024
Merged

Enable use of external enums as URI and header params. #65

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6 changes: 6 additions & 0 deletions src/Facility.CodeGen.JavaScript/JavaScriptGenerator.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -974,6 +974,7 @@ private static string RenderUriComponent(ServiceFieldInfo field, ServiceInfo ser
switch (fieldTypeKind)
{
case ServiceTypeKind.Enum:
case ServiceTypeKind.ExternalEnum:
return $"request.{fieldName}";
case ServiceTypeKind.String:
case ServiceTypeKind.Bytes:
Expand All @@ -987,6 +988,7 @@ private static string RenderUriComponent(ServiceFieldInfo field, ServiceInfo ser
case ServiceTypeKind.Double:
return $"encodeURIComponent(request.{fieldName}.toString())";
case ServiceTypeKind.Dto:
case ServiceTypeKind.ExternalDto:
case ServiceTypeKind.Error:
case ServiceTypeKind.Object:
throw new NotSupportedException("Field type not supported on path/query: " + fieldTypeKind);
Expand All @@ -1002,6 +1004,7 @@ private string ParseFieldValue(ServiceFieldInfo field, ServiceInfo service, stri
switch (fieldTypeKind)
{
case ServiceTypeKind.Enum:
case ServiceTypeKind.ExternalEnum:
return $"{value}{IfTypeScript($" as {field.TypeName}")}";
case ServiceTypeKind.String:
case ServiceTypeKind.Bytes:
Expand All @@ -1016,6 +1019,7 @@ private string ParseFieldValue(ServiceFieldInfo field, ServiceInfo service, stri
case ServiceTypeKind.Double:
return $"parseFloat({value})";
case ServiceTypeKind.Dto:
case ServiceTypeKind.ExternalDto:
case ServiceTypeKind.Error:
case ServiceTypeKind.Object:
throw new NotSupportedException("Field type not supported on path/query/header: " + fieldTypeKind);
Expand All @@ -1031,6 +1035,7 @@ private static string RenderFieldValue(ServiceFieldInfo field, ServiceInfo servi
switch (fieldTypeKind)
{
case ServiceTypeKind.Enum:
case ServiceTypeKind.ExternalEnum:
case ServiceTypeKind.String:
case ServiceTypeKind.Bytes:
case ServiceTypeKind.DateTime:
Expand All @@ -1042,6 +1047,7 @@ private static string RenderFieldValue(ServiceFieldInfo field, ServiceInfo servi
case ServiceTypeKind.Double:
return $"{value}.toString()";
case ServiceTypeKind.Dto:
case ServiceTypeKind.ExternalDto:
case ServiceTypeKind.Error:
case ServiceTypeKind.Object:
throw new NotSupportedException("Field type not supported on path/query: " + fieldTypeKind);
Expand Down
36 changes: 36 additions & 0 deletions tests/Facility.CodeGen.JavaScript.UnitTests/JavaScriptGeneratorTests.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -201,6 +201,42 @@ public void GenerateExampleApiTypeScript_ExternEnumWithNameAndModule()
Assert.That(typesFile.Text, Does.Contain("thing?: Thing;"));
}

[Test]
public void GenerateExampleApiTypeScript_ExternEnumAsUriParam()
{
const string definition = "[csharp] service TestApi { [js(name: \"SomeExternalEnum\", module: \"extern-enum-module\")] extern enum Thing; [http(method: GET, path: \"/myMethod\")] method myMethod { e: Thing; }: {} }";
var parser = new FsdParser();
var service = parser.ParseDefinition(new ServiceDefinitionText("TestApi.fsd", definition));
var generator = new JavaScriptGenerator { GeneratorName = "JavaScriptGeneratorTests", TypeScript = true, Express = true };
var result = generator.GenerateOutput(service);
Assert.That(result, Is.Not.Null);

var typesFile = result.Files.Single(f => f.Name == "testApiTypes.ts");
Assert.That(typesFile.Text, Does.Contain("export interface IMyMethodRequest"));
Assert.That(typesFile.Text, Does.Contain("e?: Thing;"));

var serverFile = result.Files.Single(f => f.Name == "testApiServer.ts");
Assert.That(serverFile.Text, Does.Contain("request.e = req.query['e'] as Thing;"));
}

[Test]
public void GenerateExampleApiTypeScript_ExternEnumAsHeader()
{
const string definition = "[csharp] service TestApi { [js(name: \"SomeExternalEnum\", module: \"extern-enum-module\")] extern enum Thing; [http(method: GET, path: \"/myMethod\")] method myMethod { [http(from: header, name: \"Thing-Header\")] e: Thing; }: {} }";
var parser = new FsdParser();
var service = parser.ParseDefinition(new ServiceDefinitionText("TestApi.fsd", definition));
var generator = new JavaScriptGenerator { GeneratorName = "JavaScriptGeneratorTests", TypeScript = true, Express = true };
var result = generator.GenerateOutput(service);
Assert.That(result, Is.Not.Null);

var typesFile = result.Files.Single(f => f.Name == "testApiTypes.ts");
Assert.That(typesFile.Text, Does.Contain("export interface IMyMethodRequest"));
Assert.That(typesFile.Text, Does.Contain("e?: Thing;"));

var serverFile = result.Files.Single(f => f.Name == "testApiServer.ts");
Assert.That(serverFile.Text, Does.Contain("request.e = req.header('Thing-Header');"));
}

[Test]
public void GenerateExampleApiTypeScript_ExternEnumWithoutJsAttribute()
{
Expand Down
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