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local fun = require "mason-core.functional.function"
local _ = {}
---@generic T
---@param predicates (fun(item: T): boolean)[]
---@param item T
---@return boolean
_.all_pass = fun.curryN(function(predicates, item)
for i = 1, #predicates do
if not predicates[i](item) then
return false
end
end
return true
end, 2)
---@generic T
---@param predicates (fun(item: T): boolean)[]
---@param item T
---@return boolean
_.any_pass = fun.curryN(function(predicates, item)
for i = 1, #predicates do
if predicates[i](item) then
return true
end
end
return false
end, 2)
---@generic T, U
---@param predicate fun(item: T): boolean
---@param on_true fun(item: T): U
---@param on_false fun(item: T): U
---@param value T
---@return U
_.if_else = fun.curryN(function(predicate, on_true, on_false, value)
if predicate(value) then
return on_true(value)
else
return on_false(value)
end
end, 4)
---@param value boolean
---@return boolean
_.is_not = function(value)
return not value
end
---@generic T
---@param predicate fun(value: T): boolean
---@param value T
---@return boolean
_.complement = fun.curryN(function(predicate, value)
return not predicate(value)
end, 2)
---@generic T, U
---@param predicate_transformer_pairs {[1]: (fun(value: T): boolean), [2]: (fun(value: T): U)}[]
---@param value T
---@return U?
_.cond = fun.curryN(function(predicate_transformer_pairs, value)
for _, pair in ipairs(predicate_transformer_pairs) do
local predicate, transformer = pair[1], pair[2]
if predicate(value) then
return transformer(value)
end
end
end, 2)
---@generic T
---@param default_val T
---@param val T?
---@return T
_.default_to = fun.curryN(function(default_val, val)
if val ~= nil then
return val
else
return default_val
end
end, 2)
return _
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