1 files changed, 60 insertions, 0 deletions
diff --git a/vendor/ucd-parse/src/core_properties.rs b/vendor/ucd-parse/src/core_properties.rs
new file mode 100644
index 000000000..9a7682b43
--- /dev/null
+++ b/vendor/ucd-parse/src/core_properties.rs
@@ -0,0 +1,60 @@
+use std::path::Path;
+use std::str::FromStr;
+
+use crate::common::{
+    parse_codepoint_association, CodepointIter, Codepoints, UcdFile,
+    UcdFileByCodepoint,
+};
+use crate::error::Error;
+
+/// A single row in the `DerivedCoreProperties.txt` file.
+#[derive(Clone, Debug, Default, Eq, PartialEq)]
+pub struct CoreProperty {
+    /// The codepoint or codepoint range for this entry.
+    pub codepoints: Codepoints,
+    /// The property name assigned to the codepoints in this entry.
+    pub property: String,
+}
+
+impl UcdFile for CoreProperty {
+    fn relative_file_path() -> &'static Path {
+        Path::new("DerivedCoreProperties.txt")
+    }
+}
+
+impl UcdFileByCodepoint for CoreProperty {
+    fn codepoints(&self) -> CodepointIter {
+        self.codepoints.into_iter()
+    }
+}
+
+impl FromStr for CoreProperty {
+    type Err = Error;
+
+    fn from_str(line: &str) -> Result<CoreProperty, Error> {
+        let (codepoints, property) = parse_codepoint_association(line)?;
+        Ok(CoreProperty { codepoints, property: property.to_string() })
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::CoreProperty;
+
+    #[test]
+    fn parse_single() {
+        let line =
+            "1163D         ; Case_Ignorable # Mn       MODI SIGN ANUSVARA\n";
+        let row: CoreProperty = line.parse().unwrap();
+        assert_eq!(row.codepoints, 0x1163D);
+        assert_eq!(row.property, "Case_Ignorable");
+    }
+
+    #[test]
+    fn parse_range() {
+        let line = "11133..11134  ; Grapheme_Link # Mn   [2] CHAKMA VIRAMA..CHAKMA MAAYYAA\n";
+        let row: CoreProperty = line.parse().unwrap();
+        assert_eq!(row.codepoints, (0x11133, 0x11134));
+        assert_eq!(row.property, "Grapheme_Link");
+    }
+}