From eef1d2041d9c6d213cc41640d57805cca6f1d3ef Mon Sep 17 00:00:00 2001
From: Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
Date: Wed, 17 Oct 2018 04:37:05 +0200
Subject: Convert theming to Rust.

---
 src/lib.rs | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)

(limited to 'src/lib.rs')

diff --git a/src/lib.rs b/src/lib.rs
index d261b89e..fae54570 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,6 +1,55 @@
 #[macro_use]
 extern crate cpython;
+#[macro_use]
+extern crate nom;
+extern crate ncurses;
+#[macro_use]
+extern crate lazy_static;
+extern crate enum_set;
+
+pub mod theming;
+
+use self::theming::{curses_attr, parse_attrs};
+use cpython::{PyErr, PyObject, PyResult, Python, PythonObject, ToPyObject};
 
 py_module_initializer!(libpoezio, initlibpoezio, PyInit_libpoezio, |py, m| {
+    m.add(
+        py,
+        "to_curses_attr",
+        py_fn!(py, to_curses_attr(fg: i16, bg: i16, attrs: &str)),
+    )?;
     Ok(())
 });
+
+py_exception!(libpoezio, LogParseError);
+
+macro_rules! py_int {
+    ($py:ident, $i:expr) => {
+        $i.to_py_object($py).into_object()
+    };
+}
+
+fn nom_to_py_err(py: Python, err: nom::Err<&str>) -> PyErr {
+    PyErr {
+        ptype: py.get_type::<LogParseError>().into_object(),
+        pvalue: Some(
+            LogParseError(
+                err.into_error_kind()
+                    .description()
+                    .to_py_object(py)
+                    .into_object(),
+            )
+            .into_object(),
+        ),
+        ptraceback: None,
+    }
+}
+
+fn to_curses_attr(py: Python, fg: i16, bg: i16, attrs: &str) -> PyResult<PyObject> {
+    let attrs = match parse_attrs(attrs) {
+        Ok(attrs) => attrs.1,
+        Err(err) => return Err(nom_to_py_err(py, err)),
+    };
+    let result = curses_attr(fg, bg, attrs);
+    Ok(py_int!(py, result))
+}
-- 
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