feat: foudations for migration from prettier (biomejs#1545)

crates/biome_cli/Cargo.toml

@@ -26,6 +26,7 @@ biome_diagnostics = { workspace = true }
 biome_flags = { workspace = true }
 biome_formatter = { workspace = true }
 biome_fs = { workspace = true }
+biome_js_formatter = { workspace = true }
 biome_json_formatter = { workspace = true }
 biome_json_parser = { workspace = true }
 biome_json_syntax = { workspace = true }

crates/biome_cli/src/commands/migrate.rs

@@ -11,6 +11,7 @@ pub(crate) fn migrate(
  session: CliSession,
  cli_options: CliOptions,
  write: bool,
+ prettier: bool,
 ) -> Result<(), CliDiagnostic> {
  let base_path = match cli_options.config_path.as_ref() {
  None => ConfigurationBasePath::default(),
@@ -30,6 +31,7 @@ pub(crate) fn migrate(
  write,
  configuration_file_path: path,
  configuration_directory_path: directory_path,
+ prettier,
  }),
  session,
  &cli_options,

crates/biome_cli/src/commands/mod.rs

@@ -248,12 +248,19 @@ pub enum BiomeCommand {
  ),
  /// It updates the configuration when there are breaking changes
  #[bpaf(command)]
- Migrate(
- #[bpaf(external(cli_options), hide_usage)] CliOptions,
+ Migrate {
+ /// It attempts to find the files `.prettierrc`/`prettier.json` and `.prettierignore`, and map
+ /// Prettier's configuration into `biome.json`
+ #[bpaf(long("prettier"), switch, hide, hide_usage)]
+ prettier: bool,
+
+ #[bpaf(external, hide_usage)]
+ cli_options: CliOptions,
+
  /// Writes the new configuration file to disk
  #[bpaf(long("write"), switch)]
- bool,
- ),
+ write: bool,
+ },
 
  /// A command to retrieve the documentation of various aspects of the CLI.
  ///
@@ -294,7 +301,7 @@ impl BiomeCommand {
  | BiomeCommand::Lint { cli_options, .. }
  | BiomeCommand::Ci { cli_options, .. }
  | BiomeCommand::Format { cli_options, .. }
- | BiomeCommand::Migrate(cli_options, _) => cli_options.colors.as_ref(),
+ | BiomeCommand::Migrate { cli_options, .. } => cli_options.colors.as_ref(),
  BiomeCommand::LspProxy(_)
  | BiomeCommand::Start(_)
  | BiomeCommand::Stop
@@ -313,7 +320,7 @@ impl BiomeCommand {
  | BiomeCommand::Lint { cli_options, .. }
  | BiomeCommand::Ci { cli_options, .. }
  | BiomeCommand::Format { cli_options, .. }
- | BiomeCommand::Migrate(cli_options, _) => cli_options.use_server,
+ | BiomeCommand::Migrate { cli_options, .. } => cli_options.use_server,
  BiomeCommand::Init
  | BiomeCommand::Start(_)
  | BiomeCommand::Stop
@@ -334,7 +341,7 @@ impl BiomeCommand {
  | BiomeCommand::Lint { cli_options, .. }
  | BiomeCommand::Format { cli_options, .. }
  | BiomeCommand::Ci { cli_options, .. }
- | BiomeCommand::Migrate(cli_options, _) => cli_options.verbose,
+ | BiomeCommand::Migrate { cli_options, .. } => cli_options.verbose,
  BiomeCommand::Version(_)
  | BiomeCommand::Rage(..)
  | BiomeCommand::Start(_)
@@ -353,7 +360,7 @@ impl BiomeCommand {
  | BiomeCommand::Lint { cli_options, .. }
  | BiomeCommand::Format { cli_options, .. }
  | BiomeCommand::Ci { cli_options, .. }
- | BiomeCommand::Migrate(cli_options, _) => cli_options.log_level.clone(),
+ | BiomeCommand::Migrate { cli_options, .. } => cli_options.log_level.clone(),
  BiomeCommand::Version(_)
  | BiomeCommand::LspProxy(_)
  | BiomeCommand::Rage(..)
@@ -371,7 +378,7 @@ impl BiomeCommand {
  | BiomeCommand::Lint { cli_options, .. }
  | BiomeCommand::Format { cli_options, .. }
  | BiomeCommand::Ci { cli_options, .. }
- | BiomeCommand::Migrate(cli_options, _) => cli_options.log_kind.clone(),
+ | BiomeCommand::Migrate { cli_options, .. } => cli_options.log_kind.clone(),
  BiomeCommand::Version(_)
  | BiomeCommand::Rage(..)
  | BiomeCommand::LspProxy(_)

crates/biome_cli/src/execute/migrate.rs

@@ -1,3 +1,5 @@
+mod prettier;
+
 use crate::execute::diagnostics::{ContentDiffAdvice, MigrateDiffDiagnostic};
 use crate::{CliDiagnostic, CliSession};
 use biome_console::{markup, ConsoleExt};
@@ -14,13 +16,26 @@ use std::borrow::Cow;
 use std::ffi::OsStr;
 use std::path::PathBuf;
 
-pub(crate) fn run(
- session: CliSession,
- write: bool,
- configuration_file_path: PathBuf,
- configuration_directory_path: PathBuf,
- verbose: bool,
-) -> Result<(), CliDiagnostic> {
+pub(crate) struct MigratePayload<'a> {
+ pub(crate) session: CliSession<'a>,
+ pub(crate) write: bool,
+ pub(crate) configuration_file_path: PathBuf,
+ pub(crate) configuration_directory_path: PathBuf,
+ pub(crate) verbose: bool,
+ #[allow(unused)]
+ pub(crate) prettier: bool,
+}
+
+pub(crate) fn run(migrate_payload: MigratePayload) -> Result<(), CliDiagnostic> {
+ let MigratePayload {
+ session,
+ write,
+ configuration_file_path,
+ configuration_directory_path,
+ verbose,
+ // we will use it later
+ prettier: _,
+ } = migrate_payload;
  let fs = &*session.app.fs;
  let has_deprecated_configuration =
  configuration_file_path.file_name() == Some(OsStr::new("rome.json"));