Packages
igniter
0.3.49
0.8.2
0.8.1
0.8.0
0.7.9
0.7.8
0.7.7
0.7.6
0.7.5
0.7.4
0.7.3
0.7.2
0.7.1
0.7.0
0.6.30
0.6.29
0.6.28
0.6.27
0.6.26
0.6.25
0.6.24
0.6.23
0.6.22
0.6.21
0.6.20
0.6.19
0.6.18
0.6.17
0.6.16
0.6.15
0.6.14
0.6.13
0.6.12
0.6.11
0.6.10
0.6.9
0.6.8
0.6.7
0.6.6
0.6.5
0.6.4
0.6.3
0.6.2
0.6.1
0.6.0
0.5.52
0.5.51
0.5.50
0.5.49
0.5.48
0.5.47
0.5.46
0.5.45
0.5.44
0.5.43
0.5.42
0.5.41
0.5.40
0.5.39
0.5.38
0.5.37
0.5.36
0.5.35
0.5.34
0.5.33
0.5.32
0.5.31
0.5.30
0.5.29
0.5.28
0.5.27
0.5.26
0.5.25
0.5.24
0.5.23
0.5.22
0.5.21
0.5.20
0.5.19
0.5.18
0.5.17
0.5.16
0.5.15
0.5.14
0.5.13
0.5.12
0.5.11
0.5.10
0.5.9
0.5.8
0.5.7
0.5.6
0.5.5
0.5.4
0.5.3
0.5.2
0.5.1
0.5.0
0.4.8
0.4.7
0.4.6
0.4.5
0.4.4
0.4.3
0.4.2
0.4.1
0.4.0
0.3.78
0.3.77
0.3.76
0.3.75
0.3.74
0.3.73
0.3.72
0.3.71
0.3.70
0.3.69
0.3.68
0.3.67
0.3.66
0.3.65
0.3.64
0.3.63
0.3.62
0.3.61
0.3.60
0.3.59
0.3.58
0.3.57
0.3.56
0.3.55
0.3.54
0.3.53
0.3.52
0.3.51
0.3.50
0.3.49
0.3.48
0.3.47
0.3.46
0.3.45
0.3.44
0.3.43
0.3.42
0.3.41
0.3.40
0.3.39
0.3.38
0.3.37
0.3.36
0.3.35
0.3.34
0.3.33
0.3.32
0.3.31
0.3.30
0.3.29
0.3.28
0.3.27
0.3.26
0.3.25
0.3.24
0.3.23
0.3.22
0.3.21
0.3.20
0.3.19
0.3.18
0.3.17
0.3.16
0.3.15
0.3.14
0.3.13
0.3.12
0.3.11
0.3.10
0.3.9
0.3.8
0.3.7
0.3.6
0.3.5
0.3.4
0.3.3
0.3.2
0.3.1
0.3.0
0.2.13
0.2.12
0.2.11
0.2.10
0.2.9
0.2.8
0.2.7
0.2.6
0.2.5
0.2.4
0.2.3
0.2.2
0.2.1
0.2.0
0.1.8
0.1.7
0.1.6
0.1.5
0.1.4
0.1.3
0.1.2
0.1.1
0.1.0
A code generation and project patching framework
Current section
Files
Jump to
Current section
Files
lib/igniter/project/deps.ex
defmodule Igniter.Project.Deps do
@moduledoc "Codemods and utilities for managing dependencies declared in mix.exs"
require Igniter.Code.Common
alias Igniter.Code.Common
alias Sourceror.Zipper
@doc """
Adds a dependency to the mix.exs file.
# Options
- `:yes?` - Automatically answer yes to any prompts.
- `:append?` - Append to the dependency list instead of prepending.
- `:error?` - Returns an error instead of a notice on failure.
"""
def add_dep(igniter, dep, opts \\ []) do
case dep do
{name, version} ->
add_dependency(igniter, name, version, opts)
{name, version, version_opts} ->
if Keyword.keyword?(version) do
add_dependency(igniter, name, version ++ version_opts, opts)
else
add_dependency(igniter, name, version, Keyword.put(opts, :dep_opts, version_opts))
end
other ->
raise ArgumentError, "Invalid dependency: #{inspect(other)}"
end
end
@deprecated "Use `add_dep/2` or `add_dep/3` instead."
def add_dependency(igniter, name, version, opts \\ []) do
case get_dependency_declaration(igniter, name) do
nil ->
do_add_dependency(igniter, name, version, opts)
current ->
desired = Code.eval_string("{#{inspect(name)}, #{inspect(version)}}") |> elem(0)
current = Code.eval_string(current) |> elem(0)
if desired == current do
if opts[:notify_on_present?] do
Mix.shell().info(
"Dependency #{name} is already in mix.exs with the desired version. Skipping."
)
end
igniter
else
if opts[:yes?] ||
Igniter.Util.IO.yes?("""
Dependency #{name} is already in mix.exs. Should we replace it?
Desired: `#{inspect(desired)}`
Found: `#{inspect(current)}`
""") do
do_add_dependency(igniter, name, version, opts)
else
igniter
end
end
end
end
@doc "Sets a dependency option for an existing dependency"
@spec set_dep_option(Igniter.t(), atom(), atom(), quoted :: term) :: Igniter.t()
def set_dep_option(igniter, name, key, quoted) do
Igniter.update_elixir_file(igniter, "mix.exs", fn zipper ->
with {:ok, zipper} <- Igniter.Code.Module.move_to_module_using(zipper, Mix.Project),
{:ok, zipper} <- Igniter.Code.Function.move_to_defp(zipper, :deps, 0),
true <- Igniter.Code.List.list?(zipper),
{:ok, zipper} <-
Igniter.Code.List.move_to_list_item(zipper, fn zipper ->
if Igniter.Code.Tuple.tuple?(zipper) do
case Igniter.Code.Tuple.tuple_elem(zipper, 0) do
{:ok, first_elem} ->
Common.nodes_equal?(first_elem, name)
:error ->
false
end
end
end) do
case Igniter.Code.Tuple.tuple_elem(zipper, 2) do
{:ok, zipper} ->
Igniter.Code.Keyword.set_keyword_key(zipper, key, quoted, fn zipper ->
{:ok,
Igniter.Code.Common.replace_code(
zipper,
quoted
)}
end)
:error ->
with {:ok, zipper} <- Igniter.Code.Tuple.tuple_elem(zipper, 1),
true <- Igniter.Code.List.list?(zipper) do
Igniter.Code.Keyword.set_keyword_key(
zipper,
key,
quoted,
fn zipper ->
{:ok,
Igniter.Code.Common.replace_code(
zipper,
quoted
)}
end
)
else
_ ->
Igniter.Code.Tuple.append_elem(zipper, [{key, quoted}])
end
end
else
_ ->
{:ok, zipper}
end
end)
end
def get_dependency_declaration(igniter, name) do
zipper =
igniter
|> Igniter.include_existing_file("mix.exs")
|> Map.get(:rewrite)
|> Rewrite.source!("mix.exs")
|> Rewrite.Source.get(:quoted)
|> Zipper.zip()
with {:ok, zipper} <- Igniter.Code.Module.move_to_module_using(zipper, Mix.Project),
{:ok, zipper} <- Igniter.Code.Function.move_to_defp(zipper, :deps, 0),
true <- Common.node_matches_pattern?(zipper, value when is_list(value)),
{:ok, current_declaration} <-
Igniter.Code.List.move_to_list_item(zipper, fn item ->
if Igniter.Code.Tuple.tuple?(item) do
case Igniter.Code.Tuple.tuple_elem(item, 0) do
{:ok, first_elem} ->
Common.nodes_equal?(first_elem, name)
:error ->
false
end
end
end) do
current_declaration
|> Zipper.node()
|> Sourceror.to_string()
else
_ ->
nil
end
end
@doc "Removes a dependency from mix.exs"
def remove_dep(igniter, name) do
igniter
|> Igniter.update_elixir_file("mix.exs", fn zipper ->
with {:ok, zipper} <- Igniter.Code.Module.move_to_module_using(zipper, Mix.Project),
{:ok, zipper} <- Igniter.Code.Function.move_to_defp(zipper, :deps, 0),
true <- Igniter.Code.List.list?(zipper),
current_declaration_index when not is_nil(current_declaration_index) <-
Igniter.Code.List.find_list_item_index(zipper, fn item ->
if Igniter.Code.Tuple.tuple?(item) do
case Igniter.Code.Tuple.tuple_elem(item, 0) do
{:ok, first_elem} ->
Common.nodes_equal?(first_elem, name)
:error ->
false
end
end
end),
{:ok, zipper} <- Igniter.Code.List.remove_index(zipper, current_declaration_index) do
{:ok, zipper}
else
_ ->
{:warning,
"""
Failed to remove dependency #{inspect(name)} from `mix.exs`.
Please remove the old dependency manually.
"""}
end
end)
end
defp do_add_dependency(igniter, name, version, opts) do
igniter
|> Igniter.update_elixir_file("mix.exs", fn zipper ->
with {:ok, zipper} <- Igniter.Code.Module.move_to_module_using(zipper, Mix.Project),
{:ok, zipper} <- Igniter.Code.Function.move_to_defp(zipper, :deps, 0),
true <- Igniter.Code.List.list?(zipper) do
match =
Igniter.Code.List.move_to_list_item(zipper, fn zipper ->
if Igniter.Code.Tuple.tuple?(zipper) do
case Igniter.Code.Tuple.tuple_elem(zipper, 0) do
{:ok, first_elem} ->
Common.nodes_equal?(first_elem, name)
:error ->
false
end
end
end)
quoted =
if opts[:dep_opts] do
quote do
{unquote(name), unquote(version), unquote(opts[:dep_opts])}
end
else
quote do
{unquote(name), unquote(version)}
end
end
case match do
{:ok, zipper} ->
Igniter.Code.Common.replace_code(zipper, quoted)
_ ->
if Keyword.get(opts, :append?, false) do
Igniter.Code.List.append_to_list(zipper, quoted)
else
Igniter.Code.List.prepend_to_list(zipper, quoted)
end
end
else
_ ->
if opts[:error?] do
{:error,
"""
Could not add dependency #{inspect({name, version})}
`mix.exs` file does not contain a simple list of dependencies in a `deps/0` function.
Please add it manually and run the installer again.
"""}
else
{:warning,
[
"""
Could not add dependency #{inspect({name, version})}
`mix.exs` file does not contain a simple list of dependencies in a `deps/0` function.
Please add it manually.
"""
]}
end
end
end)
end
end