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if a field is nullable, provide a means of specifying null

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This commit is contained in:
Greg Saab 2025-10-08 12:22:47 -04:00
commit 3fd0feb75a
2 changed files with 42 additions and 17 deletions
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1
client/src/utils/jsonUtils.ts
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@ -41,6 +41,7 @@ export type JsonSchemaType = {
maximum?: number;
minLength?: number;
maxLength?: number;
nullable?: boolean;
pattern?: string;
format?: string;
enum?: string[];

16
client/src/utils/schemaUtils.ts
View file

@ -158,7 +158,7 @@ export function normalizeUnionType(schema: JsonSchemaType): JsonSchemaType {
schema.anyOf.some((t) => (t as JsonSchemaType).type === "string") &&
schema.anyOf.some((t) => (t as JsonSchemaType).type === "null")
) {
return { ...schema, type: "string", anyOf: undefined };
return { ...schema, type: "string", anyOf: undefined, nullable: true };
}
// Handle anyOf with exactly boolean and null (FastMCP pattern)
@ -168,7 +168,7 @@ export function normalizeUnionType(schema: JsonSchemaType): JsonSchemaType {
schema.anyOf.some((t) => (t as JsonSchemaType).type === "boolean") &&
schema.anyOf.some((t) => (t as JsonSchemaType).type === "null")
) {
return { ...schema, type: "boolean", anyOf: undefined };
return { ...schema, type: "boolean", anyOf: undefined, nullable: true };
}
// Handle anyOf with exactly number and null (FastMCP pattern)
@ -178,7 +178,7 @@ export function normalizeUnionType(schema: JsonSchemaType): JsonSchemaType {
schema.anyOf.some((t) => (t as JsonSchemaType).type === "number") &&
schema.anyOf.some((t) => (t as JsonSchemaType).type === "null")
) {
return { ...schema, type: "number", anyOf: undefined };
return { ...schema, type: "number", anyOf: undefined, nullable: true };
}
// Handle anyOf with exactly integer and null (FastMCP pattern)
@ -188,7 +188,7 @@ export function normalizeUnionType(schema: JsonSchemaType): JsonSchemaType {
schema.anyOf.some((t) => (t as JsonSchemaType).type === "integer") &&
schema.anyOf.some((t) => (t as JsonSchemaType).type === "null")
) {
return { ...schema, type: "integer", anyOf: undefined };
return { ...schema, type: "integer", anyOf: undefined, nullable: true };
}
// Handle array type with exactly string and null
@ -198,7 +198,7 @@ export function normalizeUnionType(schema: JsonSchemaType): JsonSchemaType {
schema.type.includes("string") &&
schema.type.includes("null")
) {
return { ...schema, type: "string" };
return { ...schema, type: "string", nullable: true };
}
// Handle array type with exactly boolean and null
@ -208,7 +208,7 @@ export function normalizeUnionType(schema: JsonSchemaType): JsonSchemaType {
schema.type.includes("boolean") &&
schema.type.includes("null")
) {
return { ...schema, type: "boolean" };
return { ...schema, type: "boolean", nullable: true };
}
// Handle array type with exactly number and null
@ -218,7 +218,7 @@ export function normalizeUnionType(schema: JsonSchemaType): JsonSchemaType {
schema.type.includes("number") &&
schema.type.includes("null")
) {
return { ...schema, type: "number" };
return { ...schema, type: "number", nullable: true };
}
// Handle array type with exactly integer and null
@ -228,7 +228,7 @@ export function normalizeUnionType(schema: JsonSchemaType): JsonSchemaType {
schema.type.includes("integer") &&
schema.type.includes("null")
) {
return { ...schema, type: "integer" };
return { ...schema, type: "integer", nullable: true };
}
return schema;