Negative numbers cannot be used in `@default`

[herberthobregon]

Description

When defining a model field with a negative number as the default value, the TypeScript schema generation fails.

Example

model users {
  id String @id() @default(cuid())
  tz Int @default(-6) @db.SmallInt()
}

pnpm zen generate
✖ Generating TypeScript schema
Error: Debug Failure. False expression: Negative numbers should be created in combination with createPrefixUnaryExpression
    at Object.createNumericLiteral (/Users/herberth/code/conectate/hx-backend/node_modules/.pnpm/typescript@5.8.2/node_modules/typescript/lib/typescript.js:25412:11)
    at TsSchemaGenerator.createLiteralNode (file:///Users/herberth/code/conectate/hx-backend/node_modules/.pnpm/@zenstackhq+sdk@3.0.0-beta.21/node_modules/@zenstackhq/sdk/dist/index.js:1335:154)
    at TsSchemaGenerator.createDataFieldObject (file:///Users/herberth/code/conectate/hx-backend/node_modules/.pnpm/@zenstackhq+sdk@3.0.0-beta.21/node_modules/@zenstackhq/sdk/dist/index.js:1060:81)
    at file:///Users/herberth/code/conectate/hx-backend/node_modules/.pnpm/@zenstackhq+sdk@3.0.0-beta.21/node_modules/@zenstackhq/sdk/dist/index.js:933:172
    at Array.map (<anonymous>)
    at TsSchemaGenerator.createDataModelObject (file:///Users/herberth/code/conectate/hx-backend/node_modules/.pnpm/@zenstackhq+sdk@3.0.0-beta.21/node_modules/@zenstackhq/sdk/dist/index.js:933:104)
    at file:///Users/herberth/code/conectate/hx-backend/node_modules/.pnpm/@zenstackhq+sdk@3.0.0-beta.21/node_modules/@zenstackhq/sdk/dist/index.js:911:197
    at Array.map (<anonymous>)
    at TsSchemaGenerator.createModelsObject (file:///Users/herberth/code/conectate/hx-backend/node_modules/.pnpm/@zenstackhq+sdk@3.0.0-beta.21/node_modules/@zenstackhq/sdk/dist/index.js:911:135)
    at TsSchemaGenerator.createSchemaObject (file:///Users/herberth/code/conectate/hx-backend/node_modules/.pnpm/@zenstackhq+sdk@3.0.0-beta.21/node_modules/@zenstackhq/sdk/dist/index.js:879:58)

Steps to Reproduce

1. Add a field with a negative default value in a .zmodel file.
2. Run pnpm zen generate.
3. Observe the error during TypeScript schema generation.

Environment

• @zenstackhq/sdk: 3.0.0-beta.21
• typescript: 5.8.2
• Node.js environment with pnpm
• macOS 15.5.0

[ymc9]

fixed in beta.24