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isNonNullableNumberSchema

Determines whether a given JSON schema represents a non-nullable number type. Validates that the schema's type property is set to 'number' or 'integer' (not an array), indicating it describes non-nullable numeric values.

Signature​

const isNonNullableNumberSchema: (schema: UnknownSchema) => schema is NonNullableNumberSchema

Parameters​

NameTypeDescription
schema-The JSON schema object to inspect

Returns​

Type-safe boolean indicating whether the schema is a non-nullable NumberSchema

Examples​

Example 1​

isNonNullableNumberSchema({ type: 'number' }); // true
isNonNullableNumberSchema({ type: 'integer' }); // true
isNonNullableNumberSchema({ type: ['number', 'null'] }); // false
isNonNullableNumberSchema({ type: 'string' }); // false

Playground​

isNonNullableNumberSchema({ type: 'number' }); // true
isNonNullableNumberSchema({ type: 'integer' }); // true
isNonNullableNumberSchema({ type: ['number', 'null'] }); // false
isNonNullableNumberSchema({ type: 'string' }); // false