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Allow to configure lexer options for sigil lexers #36

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Merged
josevalim merged 1 commit into from
Nov 14, 2024
Merged

Allow to configure lexer options for sigil lexers #36

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8 changes: 4 additions & 4 deletions lib/makeup/lexers/elixir_lexer.ex
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Original file line number Diff line number Diff line change
Expand Up @@ -511,14 +511,14 @@ defmodule Makeup.Lexers.ElixirLexer do
|> List.wrap()
|> List.to_string()

lexer = Map.get(get_sigil_lexers(), sigil)
{lexer, options} = Map.get(get_sigil_lexers(), sigil, {nil, []})

if lexer do
["~", _sigil, separator | content_with_end_separator] = content
end_separator = Enum.at(content_with_end_separator, -1)
content = Enum.slice(content_with_end_separator, 0..-2//1) |> List.to_string()

inner_tokens = lexer.lex(content)
inner_tokens = lexer.lex(content, options)

List.flatten([
{:string_sigil, attrs, "~#{sigil}#{separator}"},
Expand Down Expand Up @@ -659,9 +659,9 @@ defmodule Makeup.Lexers.ElixirLexer do
> Makeup.Lexers.ElixirLexer.register_sigil_lexer("H", Makeup.Lexers.HEExLexer)

"""
def register_sigil_lexer(sigil, lexer) do
def register_sigil_lexer(sigil, lexer, options \\ []) do
lexers = get_sigil_lexers()
Application.put_env(:makeup_elixir, :sigil_lexers, Map.put(lexers, sigil, lexer))
Application.put_env(:makeup_elixir, :sigil_lexers, Map.put(lexers, sigil, {lexer, options}))
end

defp get_sigil_lexers() do
Expand Down
8 changes: 4 additions & 4 deletions test/makeup/lexers/elixir_lexer/elixir_lexer_sigil_lexer_test.exs
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Original file line number Diff line number Diff line change
Expand Up @@ -5,16 +5,16 @@ defmodule ElixirLexerSigilLexerTest do
describe "custom lexers for sigils" do
test "can register a custom lexer" do
defmodule MyCustomLexer do
def lex(input) do
[{:keyword, %{}, input}]
def lex(input, opts) do
[{:keyword, %{opts: opts}, input}]
end
end

Makeup.Lexers.ElixirLexer.register_sigil_lexer("H", MyCustomLexer)
Makeup.Lexers.ElixirLexer.register_sigil_lexer("H", MyCustomLexer, foo: :bar)

assert lex("~H|Hello, world!|") == [
{:string_sigil, %{}, "~H|"},
{:keyword, %{}, "Hello, world!"},
{:keyword, %{opts: [foo: :bar]}, "Hello, world!"},
{:string_sigil, %{}, "|"}
]
after
Expand Down