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-rw-r--r--crates/shirabe-external-packages/src/symfony/console/formatter/output_formatter.rs19
-rw-r--r--crates/shirabe-external-packages/src/symfony/console/formatter/output_formatter_style.rs6
-rw-r--r--crates/shirabe-external-packages/src/symfony/console/formatter/output_formatter_style_interface.rs5
3 files changed, 21 insertions, 9 deletions
diff --git a/crates/shirabe-external-packages/src/symfony/console/formatter/output_formatter.rs b/crates/shirabe-external-packages/src/symfony/console/formatter/output_formatter.rs
index 413f023..4a451d9 100644
--- a/crates/shirabe-external-packages/src/symfony/console/formatter/output_formatter.rs
+++ b/crates/shirabe-external-packages/src/symfony/console/formatter/output_formatter.rs
@@ -95,12 +95,8 @@ impl OutputFormatter {
&self,
string: &str,
) -> anyhow::Result<Option<Box<dyn OutputFormatterStyleInterface>>> {
- if self.styles.contains_key(string) {
- // PHP returns the shared style instance; ownership cannot be expressed without Clone
- // on the trait object.
- // TODO(human-review): returning a shared style here needs an Rc/Clone strategy in
- // Phase C.
- return Ok(Some(todo!()));
+ if let Some(style) = self.styles.get(string) {
+ return Ok(Some(style.clone_box()));
}
let mut matches: Vec<Vec<String>> = vec![];
@@ -281,8 +277,15 @@ impl WrappableOutputFormatterInterface for OutputFormatter {
let mut offset: i64 = 0;
let mut output = String::new();
- let open_tag_regex = "[a-z](?:[^\\\\<>]*+ | \\\\.)*";
- let close_tag_regex = "[a-z][^<>]*+";
+ // Accurate PCRE patterns (possessive quantifiers `*+`), unsupported by the
+ // `regex` crate:
+ // let open_tag_regex = "[a-z](?:[^\\\\<>]*+ | \\\\.)*";
+ // let close_tag_regex = "[a-z][^<>]*+";
+ // TODO(phase-c): restore the possessive quantifiers once a PCRE-compatible
+ // engine is available; greedy quantifiers match the same tags here but may
+ // differ in pathological backtracking cases.
+ let open_tag_regex = "[a-z](?:[^\\\\<>]* | \\\\.)*";
+ let close_tag_regex = "[a-z][^<>]*";
let mut current_line_length: i64 = 0;
let mut matches: shirabe_php_shim::PregOffsetCaptureMatches = Default::default();
shirabe_php_shim::preg_match_all_offset_capture(
diff --git a/crates/shirabe-external-packages/src/symfony/console/formatter/output_formatter_style.rs b/crates/shirabe-external-packages/src/symfony/console/formatter/output_formatter_style.rs
index 835bcd6..a8540de 100644
--- a/crates/shirabe-external-packages/src/symfony/console/formatter/output_formatter_style.rs
+++ b/crates/shirabe-external-packages/src/symfony/console/formatter/output_formatter_style.rs
@@ -2,7 +2,7 @@ use crate::symfony::console::color::Color;
use crate::symfony::console::formatter::output_formatter_style_interface::OutputFormatterStyleInterface;
/// Formatter style class for defining styles.
-#[derive(Debug)]
+#[derive(Debug, Clone)]
pub struct OutputFormatterStyle {
color: Color,
foreground: String,
@@ -93,4 +93,8 @@ impl OutputFormatterStyleInterface for OutputFormatterStyle {
self.color.apply(&text)
}
+
+ fn clone_box(&self) -> Box<dyn OutputFormatterStyleInterface> {
+ Box::new(self.clone())
+ }
}
diff --git a/crates/shirabe-external-packages/src/symfony/console/formatter/output_formatter_style_interface.rs b/crates/shirabe-external-packages/src/symfony/console/formatter/output_formatter_style_interface.rs
index c9a2648..6fe4846 100644
--- a/crates/shirabe-external-packages/src/symfony/console/formatter/output_formatter_style_interface.rs
+++ b/crates/shirabe-external-packages/src/symfony/console/formatter/output_formatter_style_interface.rs
@@ -17,4 +17,9 @@ pub trait OutputFormatterStyleInterface: std::fmt::Debug {
/// Applies the style to a given text.
fn apply(&mut self, text: &str) -> String;
+
+ /// Clones the style into a new boxed trait object. PHP shares the style
+ /// instance by reference; styles are immutable once configured, so cloning
+ /// is behaviorally equivalent here.
+ fn clone_box(&self) -> Box<dyn OutputFormatterStyleInterface>;
}