1 files changed, 71 insertions, 0 deletions
diff --git a/support/texlab/src/db/parse.rs b/support/texlab/src/db/parse.rs
new file mode 100644
index 0000000000..d532c536a3
--- /dev/null
+++ b/support/texlab/src/db/parse.rs
@@ -0,0 +1,71 @@
+use crate::{
+    db::analysis::TexAnalysis,
+    syntax::{bibtex, latex, BuildLog},
+    Db,
+};
+
+#[salsa::interned]
+pub struct TexDocumentData {
+    pub green: rowan::GreenNode,
+}
+
+impl TexDocumentData {
+    pub fn root(self, db: &dyn Db) -> latex::SyntaxNode {
+        latex::SyntaxNode::new_root(self.green(db))
+    }
+}
+
+#[salsa::tracked]
+impl TexDocumentData {
+    #[salsa::tracked]
+    pub fn analyze(self, db: &dyn Db) -> TexAnalysis {
+        let root = latex::SyntaxNode::new_root(self.green(db));
+        TexAnalysis::analyze(db, &root)
+    }
+}
+
+#[salsa::interned]
+pub struct BibDocumentData {
+    pub green: rowan::GreenNode,
+}
+
+impl BibDocumentData {
+    pub fn root(self, db: &dyn Db) -> bibtex::SyntaxNode {
+        bibtex::SyntaxNode::new_root(self.green(db))
+    }
+}
+
+#[salsa::interned]
+pub struct LogDocumentData {
+    pub log: BuildLog,
+}
+
+#[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Clone, Copy, Hash)]
+pub enum DocumentData {
+    Tex(TexDocumentData),
+    Bib(BibDocumentData),
+    Log(LogDocumentData),
+}
+
+impl DocumentData {
+    pub fn as_tex(self) -> Option<TexDocumentData> {
+        match self {
+            Self::Tex(data) => Some(data),
+            _ => None,
+        }
+    }
+
+    pub fn as_bib(self) -> Option<BibDocumentData> {
+        match self {
+            Self::Bib(data) => Some(data),
+            _ => None,
+        }
+    }
+
+    pub fn as_log(self) -> Option<LogDocumentData> {
+        match self {
+            Self::Log(data) => Some(data),
+            _ => None,
+        }
+    }
+}