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Smart Contracts: Add List.sort_by/2,uniq/1,delete_at/2,set_at/2 #1538

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merged 2 commits into from
Jul 8, 2024
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Smart Contracts: Add List.sort_by/2,uniq/1,delete_at/2,set_at/2 #1538

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c455a7d
add List.sort_by and List.uniq
bchamagne Jul 4, 2024
e8740a3
add List.set_at and List.delete_at
bchamagne Jul 4, 2024
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37 changes: 37 additions & 0 deletions lib/archethic/contracts/interpreter/library/common/list.ex
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Original file line number Diff line number Diff line change
Expand Up @@ -61,6 +61,24 @@ defmodule Archethic.Contracts.Interpreter.Library.Common.List do
[element | list]
end

@spec sort_by(list(), String.t()) :: list()
def sort_by(list, key) do
Enum.sort_by(list, & &1[key])
end

@spec uniq(list()) :: list()
defdelegate uniq(list),
to: Enum

@spec set_at(list(), integer(), any()) :: list()
def set_at(list, index, value) do
List.update_at(list, index, fn _ -> value end)
end

@spec delete_at(list(), integer()) :: list()
defdelegate delete_at(list, index),
to: List

@spec check_types(atom(), list()) :: boolean()
def check_types(:at, [first, second]) do
(AST.is_list?(first) || AST.is_variable_or_function_call?(first)) &&
Expand Down Expand Up @@ -96,5 +114,24 @@ defmodule Archethic.Contracts.Interpreter.Library.Common.List do
AST.is_list?(first) || AST.is_variable_or_function_call?(first)
end

def check_types(:sort_by, [first, second]) do
(AST.is_list?(first) || AST.is_variable_or_function_call?(first)) &&
(AST.is_binary?(second) || AST.is_variable_or_function_call?(second))
end

def check_types(:uniq, [first]) do
AST.is_list?(first) || AST.is_variable_or_function_call?(first)
end

def check_types(:delete_at, [first, second]) do
(AST.is_list?(first) || AST.is_variable_or_function_call?(first)) &&
(AST.is_number?(second) || AST.is_variable_or_function_call?(second))
end

def check_types(:set_at, [first, second, _third]) do
(AST.is_list?(first) || AST.is_variable_or_function_call?(first)) &&
(AST.is_number?(second) || AST.is_variable_or_function_call?(second))
end

def check_types(_, _), do: false
end
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