1 files changed, 160 insertions, 33 deletions
diff --git a/crates/shirabe-external-packages/src/symfony/console/input/string_input.rs b/crates/shirabe-external-packages/src/symfony/console/input/string_input.rs
index 34b2bfc..aad1d86 100644
--- a/crates/shirabe-external-packages/src/symfony/console/input/string_input.rs
+++ b/crates/shirabe-external-packages/src/symfony/console/input/string_input.rs
@@ -1,66 +1,193 @@
-use crate::symfony::console::input::InputDefinition;
-use crate::symfony::console::input::InputInterface;
+use crate::symfony::console::exception::invalid_argument_exception::InvalidArgumentException;
+use crate::symfony::console::input::argv_input::ArgvInput;
+use crate::symfony::console::input::input_definition::InputDefinition;
+use crate::symfony::console::input::input_interface::InputInterface;
 use indexmap::IndexMap;
 use shirabe_php_shim::PhpMixed;
 
+/// StringInput represents an input provided as a string.
+///
+/// Usage:
+///
+///     $input = new StringInput('foo --bar="foobar"');
 #[derive(Debug)]
-pub struct StringInput;
+pub struct StringInput {
+    pub(crate) inner: ArgvInput,
+}
 
 impl StringInput {
-    pub fn new(_input: &str) -> Self {
-        todo!()
+    pub const REGEX_STRING: &'static str = r#"([^\s]+?)(?:\s|(?<!\\)"|(?<!\\)'|$)"#;
+    pub const REGEX_UNQUOTED_STRING: &'static str = r#"([^\s\\]+?)"#;
+    pub const REGEX_QUOTED_STRING: &'static str =
+        r#"(?:"([^"\\]*(?:\\.[^"\\]*)*)"|'([^'\\]*(?:\\.[^'\\]*)*)')"#;
+
+    pub fn new(input: &str) -> anyhow::Result<Self> {
+        // parent::__construct([])
+        let inner = ArgvInput::new(Some(vec![]), None)?;
+
+        let mut string_input = StringInput { inner };
+
+        let tokens = string_input.tokenize(input)?;
+        string_input.inner.set_tokens(tokens);
+
+        Ok(string_input)
+    }
+
+    /// Tokenizes a string.
+    fn tokenize(&self, input: &str) -> anyhow::Result<Vec<String>> {
+        let bytes = input.as_bytes();
+        let mut tokens: Vec<String> = vec![];
+        let length = shirabe_php_shim::strlen(input);
+        let mut cursor: i64 = 0;
+        let mut token: Option<String> = None;
+        while cursor < length {
+            if bytes[cursor as usize] == b'\\' {
+                cursor += 1;
+                let next: String = match bytes.get(cursor as usize) {
+                    Some(b) => String::from_utf8_lossy(&[*b]).into_owned(),
+                    None => String::new(),
+                };
+                token = Some(format!("{}{}", token.unwrap_or_default(), next));
+                cursor += 1;
+                continue;
+            }
+
+            let mut m: Vec<String> = vec![];
+            if shirabe_php_shim::preg_match_offset(r"/\s+/A", input, &mut m, 0, cursor) {
+                if token.is_some() {
+                    tokens.push(token.take().unwrap());
+                }
+                cursor += shirabe_php_shim::strlen(&m[0]);
+            } else if shirabe_php_shim::preg_match_offset(
+                &format!(r#"/([^="'\s]+?)(=?)({}+)/A"#, Self::REGEX_QUOTED_STRING),
+                input,
+                &mut m,
+                0,
+                cursor,
+            ) {
+                let inner = shirabe_php_shim::substr(&m[3], 1, Some(-1));
+                let replaced =
+                    shirabe_php_shim::str_replace_arr(&["\"'", "'\"", "''", "\"\""], "", &inner);
+                token = Some(format!(
+                    "{}{}{}{}",
+                    token.unwrap_or_default(),
+                    m[1],
+                    m[2],
+                    shirabe_php_shim::stripcslashes(&replaced)
+                ));
+                cursor += shirabe_php_shim::strlen(&m[0]);
+            } else if shirabe_php_shim::preg_match_offset(
+                &format!(r"/{}/A", Self::REGEX_QUOTED_STRING),
+                input,
+                &mut m,
+                0,
+                cursor,
+            ) {
+                token = Some(format!(
+                    "{}{}",
+                    token.unwrap_or_default(),
+                    shirabe_php_shim::stripcslashes(&shirabe_php_shim::substr(&m[0], 1, Some(-1)))
+                ));
+                cursor += shirabe_php_shim::strlen(&m[0]);
+            } else if shirabe_php_shim::preg_match_offset(
+                &format!(r"/{}/A", Self::REGEX_UNQUOTED_STRING),
+                input,
+                &mut m,
+                0,
+                cursor,
+            ) {
+                token = Some(format!("{}{}", token.unwrap_or_default(), m[1]));
+                cursor += shirabe_php_shim::strlen(&m[0]);
+            } else {
+                // should never happen
+                return Err(
+                    InvalidArgumentException(shirabe_php_shim::InvalidArgumentException {
+                        message: shirabe_php_shim::sprintf(
+                            "Unable to parse input near \"... %s ...\".",
+                            &[PhpMixed::String(shirabe_php_shim::substr(
+                                input,
+                                cursor,
+                                Some(10),
+                            ))],
+                        ),
+                        code: 0,
+                    })
+                    .into(),
+                );
+            }
+        }
+
+        if let Some(token) = token {
+            tokens.push(token);
+        }
+
+        Ok(tokens)
     }
 }
 
 impl InputInterface for StringInput {
     fn get_first_argument(&self) -> Option<String> {
-        todo!()
+        self.inner.get_first_argument()
     }
-    fn has_parameter_option(&self, _values: &[&str], _only_params: bool) -> bool {
-        todo!()
+
+    fn has_parameter_option(&self, values: PhpMixed, only_params: bool) -> bool {
+        InputInterface::has_parameter_option(&self.inner, values, only_params)
     }
+
     fn get_parameter_option(
         &self,
-        _values: &[&str],
-        _default: PhpMixed,
-        _only_params: bool,
+        values: PhpMixed,
+        default: PhpMixed,
+        only_params: bool,
     ) -> PhpMixed {
-        todo!()
+        InputInterface::get_parameter_option(&self.inner, values, default, only_params)
     }
-    fn bind(&mut self, _definition: &InputDefinition) -> anyhow::Result<()> {
-        todo!()
+
+    fn bind(&mut self, definition: &InputDefinition) -> anyhow::Result<()> {
+        InputInterface::bind(&mut self.inner, definition)
     }
-    fn validate(&self) -> anyhow::Result<()> {
-        todo!()
+
+    fn validate(&mut self) -> anyhow::Result<()> {
+        self.inner.validate()
     }
+
     fn get_arguments(&self) -> IndexMap<String, PhpMixed> {
-        todo!()
+        InputInterface::get_arguments(&self.inner)
     }
-    fn get_argument(&self, _name: &str) -> PhpMixed {
-        todo!()
+
+    fn get_argument(&self, name: &str) -> anyhow::Result<PhpMixed> {
+        self.inner.get_argument(name)
     }
-    fn set_argument(&mut self, _name: &str, _value: PhpMixed) -> anyhow::Result<()> {
-        todo!()
+
+    fn set_argument(&mut self, name: &str, value: PhpMixed) -> anyhow::Result<()> {
+        self.inner.set_argument(name, value)
     }
-    fn has_argument(&self, _name: &str) -> bool {
-        todo!()
+
+    fn has_argument(&self, name: &str) -> bool {
+        self.inner.has_argument(name)
     }
+
     fn get_options(&self) -> IndexMap<String, PhpMixed> {
-        todo!()
+        InputInterface::get_options(&self.inner)
     }
-    fn get_option(&self, _name: &str) -> PhpMixed {
-        todo!()
+
+    fn get_option(&self, name: &str) -> anyhow::Result<PhpMixed> {
+        self.inner.get_option(name)
     }
-    fn set_option(&mut self, _name: &str, _value: PhpMixed) -> anyhow::Result<()> {
-        todo!()
+
+    fn set_option(&mut self, name: &str, value: PhpMixed) -> anyhow::Result<()> {
+        self.inner.set_option(name, value)
     }
-    fn has_option(&self, _name: &str) -> bool {
-        todo!()
+
+    fn has_option(&self, name: &str) -> bool {
+        self.inner.has_option(name)
     }
+
     fn is_interactive(&self) -> bool {
-        todo!()
+        self.inner.is_interactive()
     }
-    fn set_interactive(&mut self, _interactive: bool) {
-        todo!()
+
+    fn set_interactive(&mut self, interactive: bool) {
+        self.inner.set_interactive(interactive)
     }
 }