Skip to main content

generateNumberValidation()

generateNumberValidation(varName, ctx, constraints?, customTypeMessage?): object

Experimental

Generates complete validation code for a number schema with all constraints.

Parameters​

varName: string​

The variable name to validate

ctx: GeneratorContext​

The generator context

constraints?: NumberConstraintMeta​

Optional constraint metadata

customTypeMessage?: string​

Optional custom type error message

Returns: object​

Generated code lines and updated context

code: string[]​

ctx: GeneratorContext​

Since​

2.0.0

Example​

const result = generateNumberValidation("value", ctx, {
  min: { value: 0 },
  max: { value: 100 },
  int: {}
});
// result.code = [
//   'if (typeof value !== "number" || Number.isNaN(value)) return "Expected number";',
//   'if (value < 0) return "Number must be at least 0";',
//   'if (value > 100) return "Number must be at most 100";',
//   'if (!Number.isInteger(value)) return "Number must be an integer";'
// ]