From 3fac487461abf055165fe0e2bb962573950277b8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bartek=20Iwa=C5=84czuk?= <biwanczuk@gmail.com>
Date: Sat, 28 Mar 2020 19:16:57 +0100
Subject: feat: Add "deno doc" subcommand (#4500)

---
 cli/doc/mod.rs | 63 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 cli/doc/mod.rs

(limited to 'cli/doc/mod.rs')

diff --git a/cli/doc/mod.rs b/cli/doc/mod.rs
new file mode 100644
index 000000000..4926dccd7
--- /dev/null
+++ b/cli/doc/mod.rs
@@ -0,0 +1,63 @@
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
+pub mod class;
+pub mod r#enum;
+pub mod function;
+pub mod interface;
+pub mod module;
+pub mod namespace;
+mod node;
+pub mod parser;
+pub mod printer;
+pub mod ts_type;
+pub mod type_alias;
+pub mod variable;
+
+pub use node::DocNode;
+pub use node::DocNodeKind;
+pub use node::Location;
+pub use node::ParamDef;
+pub use parser::DocParser;
+
+#[cfg(test)]
+mod tests;
+
+pub fn find_node_by_name_recursively(
+  doc_nodes: Vec<DocNode>,
+  name: String,
+) -> Option<DocNode> {
+  let mut parts = name.splitn(2, '.');
+  let name = parts.next();
+  let leftover = parts.next();
+  name?;
+  let node = find_node_by_name(doc_nodes, name.unwrap().to_string());
+  match node {
+    Some(node) => match node.kind {
+      DocNodeKind::Namespace => {
+        if let Some(leftover) = leftover {
+          find_node_by_name_recursively(
+            node.namespace_def.unwrap().elements,
+            leftover.to_string(),
+          )
+        } else {
+          Some(node)
+        }
+      }
+      _ => {
+        if leftover.is_none() {
+          Some(node)
+        } else {
+          None
+        }
+      }
+    },
+    _ => None,
+  }
+}
+
+fn find_node_by_name(doc_nodes: Vec<DocNode>, name: String) -> Option<DocNode> {
+  let node = doc_nodes.iter().find(|node| node.name == name);
+  match node {
+    Some(node) => Some(node.clone()),
+    None => None,
+  }
+}
-- 
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