Rebrand to Galaxy, major improvements to Bedrock support, still needs some TLC though

crates/galaxy_completer/src/lib.rs

@@ -0,0 +1,64 @@
+pub mod completer;
+pub mod meta;
+pub mod parsers;
+pub mod signatures;
+pub mod util;
+
+/// Stores the vector of parsed commands at a particular point in time (for some
+/// buffer text and completion context).
+#[derive(Clone)]
+struct ParsedCommandsSnapshot<'a, T: completer::CompletionContext> {
+    buffer_text: String,
+    parsed_commands: Vec<parsers::LiteCommand>,
+    completion_context: &'a T,
+}
+
+/// Stores the vector of parsed tokens (for all relevant commands in buffer)
+/// at a particular point in time (for some buffer text and completion context),
+/// so we can cache results.
+#[derive(Debug, Clone)]
+pub struct ParsedTokensSnapshot {
+    pub buffer_text: String,
+    pub parsed_tokens: Vec<ParsedTokenData>,
+}
+
+/// Stores all relevant data to describe a single parsed token in the context
+/// of a single command (not across commands).
+/// Example for `ls -a && git checkout -b`:
+/// We'd have (pseudo-code):
+/// [
+///     {
+///         token: {value: "ls", span: (0, 2)},
+///         token_index: 0,
+///         token_description: {
+///                                suggestion_type: SuggestionType::Command,
+///                                ...
+///                            }
+///     },
+///     {
+///         token: {value: "-a", span: (3, 5)},
+///         token_index: 1,
+///         ...
+///     },
+///     {
+///         token: {value: "git", span: (9, 12)},
+///         token_index: 0,
+///         ...
+///     },
+///     {
+///         token: {value: "checkout", span: (13, 21)},
+///         token_index: 1,
+///         ...
+///     },
+///     {
+///         token: {value: "-b", span: (22, 24)},
+///         token_index: 2,
+///         ...
+///     },
+/// ]
+#[derive(Clone, Debug)]
+pub struct ParsedTokenData {
+    pub token: meta::Spanned<String>,
+    pub token_index: usize, // relative to a specific command
+    pub token_description: Option<completer::Description>,
+}