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zoi
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Zoi is a schema validation library for Elixir, designed to provide a simple and flexible way to define and validate data.
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lib/zoi/validations/lte.ex
defprotocol Zoi.Validations.Lte do
@moduledoc false
@fallback_to_any true
@doc """
Sets the maximum constraint value on the schema.
Each type implements this to set the appropriate field (e.g., max_length for String, lte for Integer).
Custom error messages can be passed via opts[:error].
"""
@spec set(Zoi.schema(), term(), Zoi.options()) :: Zoi.schema()
def set(schema, value, opts)
@doc """
Validates the input against the constraint value.
The value is passed explicitly rather than read from the schema.
"""
@spec validate(Zoi.schema(), Zoi.input(), term(), Zoi.options()) ::
:ok | {:error, Zoi.Error.t()}
def validate(schema, input, value, opts)
end
defimpl Zoi.Validations.Lte, for: Any do
def set(schema, value, opts) do
Zoi.refine(schema, {Zoi.Validations.Lte, :validate, [value, opts]})
end
def validate(_schema, _input, _value, _opts), do: :ok
end