improvement: add parser for format strings (#1021)

This PR implements the parser of format strings described in #624.

1 files changed, 17 insertions, 0 deletions

diff --git a/src/formatter/model.rs b/src/formatter/model.rs
new file mode 100644
index 000000000..8e4bbea39
--- /dev/null
+++ b/src/formatter/model.rs
@@ -0,0 +1,17 @@
+use std::borrow::Cow;
+
+pub struct TextGroup<'a> {
+    pub format: Vec<FormatElement<'a>>,
+    pub style: Vec<StyleElement<'a>>,
+}
+
+pub enum FormatElement<'a> {
+    Text(Cow<'a, str>),
+    Variable(Cow<'a, str>),
+    TextGroup(TextGroup<'a>),
+}
+
+pub enum StyleElement<'a> {
+    Text(Cow<'a, str>),
+    Variable(Cow<'a, str>),
+}