refactor(pcre): extract composer/pcre into the shirabe-pcre crate

Move `Composer\Pcre` out of shirabe-external-packages and into its own
crate, so the path is `shirabe_pcre::preg::Preg` instead of
`shirabe_external_packages::composer::pcre::preg::Preg`.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

3 files changed, 7 insertions, 11 deletions

diff --git a/crates/shirabe/src/io/base_io.rs b/crates/shirabe/src/io/base_io.rs
index 4b416413..4d0d9309 100644
--- a/crates/shirabe/src/io/base_io.rs
+++ b/crates/shirabe/src/io/base_io.rs
@@ -6,7 +6,7 @@ use crate::io::io_interface;
 use crate::util::ProcessExecutor;
 use crate::util::Silencer;
 use indexmap::IndexMap;
-use shirabe_external_packages::composer::pcre::Preg;
+use shirabe_pcre::Preg;
 use shirabe_php_shim::{
     JSON_INVALID_UTF8_IGNORE, JSON_UNESCAPED_SLASHES, JSON_UNESCAPED_UNICODE, PhpMixed,
     UnexpectedValueException, array_merge, in_array_strict, json_encode_ex, php_regex,
diff --git a/crates/shirabe/src/io/buffer_io.rs b/crates/shirabe/src/io/buffer_io.rs
index d1224fdc..4b095e1c 100644
--- a/crates/shirabe/src/io/buffer_io.rs
+++ b/crates/shirabe/src/io/buffer_io.rs
@@ -1,13 +1,13 @@
 //! ref: composer/src/Composer/IO/BufferIO.php
 
 use crate::io::ConsoleIO;
-use shirabe_external_packages::composer::pcre::Preg;
 use shirabe_external_packages::symfony::console::formatter::OutputFormatterInterface;
 use shirabe_external_packages::symfony::console::helper::QuestionHelper;
 use shirabe_external_packages::symfony::console::input::InputInterface;
 use shirabe_external_packages::symfony::console::input::StringInput;
 use shirabe_external_packages::symfony::console::output::OutputInterface;
 use shirabe_external_packages::symfony::console::output::StreamOutput;
+use shirabe_pcre::Preg;
 use shirabe_php_shim::{
     PHP_EOL, PhpMixed, PhpResource, RuntimeException, SEEK_SET, fopen, fseek, fwrite, php_regex,
     rewind, stream_get_contents, strip_tags,
@@ -76,20 +76,16 @@ impl BufferIO {
         loop {
             let next = Preg::replace_callback(
                 php_regex!(r"{(^|\n|\x08)(.+?)(\x08+)}"),
-                |matches: &indexmap::IndexMap<
-                    shirabe_external_packages::composer::pcre::CaptureKey,
-                    String,
-                >|
-                 -> String {
+                |matches: &indexmap::IndexMap<shirabe_pcre::CaptureKey, String>| -> String {
                     let empty = String::new();
                     let g1 = matches
-                        .get(&shirabe_external_packages::composer::pcre::CaptureKey::ByIndex(1))
+                        .get(&shirabe_pcre::CaptureKey::ByIndex(1))
                         .unwrap_or(&empty);
                     let g2 = matches
-                        .get(&shirabe_external_packages::composer::pcre::CaptureKey::ByIndex(2))
+                        .get(&shirabe_pcre::CaptureKey::ByIndex(2))
                         .unwrap_or(&empty);
                     let g3 = matches
-                        .get(&shirabe_external_packages::composer::pcre::CaptureKey::ByIndex(3))
+                        .get(&shirabe_pcre::CaptureKey::ByIndex(3))
                         .unwrap_or(&empty);
                     let pre = strip_tags(g2);
 
diff --git a/crates/shirabe/src/io/console_io.rs b/crates/shirabe/src/io/console_io.rs
index 443a3e51..8d21242d 100644
--- a/crates/shirabe/src/io/console_io.rs
+++ b/crates/shirabe/src/io/console_io.rs
@@ -9,7 +9,6 @@ use crate::io::io_interface;
 use crate::question::StrictConfirmationQuestion;
 use indexmap::IndexMap;
 use indexmap::indexmap;
-use shirabe_external_packages::composer::pcre::Preg;
 use shirabe_external_packages::symfony::console::helper::ProgressBar;
 use shirabe_external_packages::symfony::console::helper::QuestionHelper;
 use shirabe_external_packages::symfony::console::helper::QuestionHelperInterface;
@@ -23,6 +22,7 @@ use shirabe_external_packages::symfony::console::output::output_interface::{
 use shirabe_external_packages::symfony::console::question::ChoiceQuestion;
 use shirabe_external_packages::symfony::console::question::Question;
 use shirabe_external_packages::symfony::console::question::QuestionInterface;
+use shirabe_pcre::Preg;
 use shirabe_php_shim::{
     PhpMixed, array_search, implode, in_array_strict, is_array, is_string, microtime, str_repeat,
     strip_tags, strlen,