Transition to libbindgen sub-crate

- The root crate is the `bindgen` binary
- Rust-ify the test suite, no more subprocesses!
- Update Travis config to test both crates

1 files changed, 61 insertions, 0 deletions

diff --git a/libbindgen/src/ir/module.rs b/libbindgen/src/ir/module.rs
new file mode 100644
index 00000000..c5d8cfa7
--- /dev/null
+++ b/libbindgen/src/ir/module.rs
@@ -0,0 +1,61 @@
+//! Intermediate representation for modules (AKA C++ namespaces).
+
+use clang;
+use parse::{ClangSubItemParser, ParseError, ParseResult};
+use parse_one;
+use super::context::{BindgenContext, ItemId};
+
+/// A module, as in, a C++ namespace.
+#[derive(Clone, Debug)]
+pub struct Module {
+    /// The name of the module, or none if it's anonymous.
+    name: Option<String>,
+    /// The children of this module, just here for convenience.
+    children_ids: Vec<ItemId>,
+}
+
+impl Module {
+    /// Construct a new `Module`.
+    pub fn new(name: Option<String>) -> Self {
+        Module {
+            name: name,
+            children_ids: vec![],
+        }
+    }
+
+    /// Get this module's name.
+    pub fn name(&self) -> Option<&str> {
+        self.name.as_ref().map(|n| &**n)
+    }
+
+    /// Get a mutable reference to this module's children.
+    pub fn children_mut(&mut self) -> &mut Vec<ItemId> {
+        &mut self.children_ids
+    }
+
+    /// Get this module's children.
+    pub fn children(&self) -> &[ItemId] {
+        &self.children_ids
+    }
+}
+
+impl ClangSubItemParser for Module {
+    fn parse(cursor: clang::Cursor,
+             ctx: &mut BindgenContext)
+             -> Result<ParseResult<Self>, ParseError> {
+        use clangll::*;
+        match cursor.kind() {
+            CXCursor_Namespace => {
+                let module_id = ctx.module(cursor);
+                ctx.with_module(module_id, |ctx, children| {
+                    cursor.visit(|cursor| {
+                        parse_one(ctx, cursor, Some(module_id), children)
+                    })
+                });
+
+                Ok(ParseResult::AlreadyResolved(module_id))
+            }
+            _ => Err(ParseError::Continue),
+        }
+    }
+}