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Added builtin hover handler

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Alexandros Naskos 2020-11-05 00:54:47 +02:00
parent 560b39d359
commit 996deb45fe
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GPG Key ID: 02BF2E72B0EA32D2
1 changed files with 19 additions and 0 deletions
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src/main.zig
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@ -668,6 +668,24 @@ fn hoverDefinitionLabel(arena: *std.heap.ArenaAllocator, id: types.RequestId, po
return try hoverSymbol(id, arena, decl);
}
fn hoverDefinitionBuiltin(arena: *std.heap.ArenaAllocator, id: types.RequestId, pos_index: usize, handle: *DocumentStore.Handle) !void {
const name = identifierFromPosition(pos_index, handle.*);
if (name.len == 0) return try respondGeneric(id, null_result_response);
inline for (data.builtins) |builtin| {
if (std.mem.eql(u8, builtin.name[1..], name)) {
try send(arena, types.Response{
.id = id,
.result = .{
.Hover = .{
.contents = .{ .value = try std.fmt.allocPrint(&arena.allocator, "```zig\n{}\n```\n{}", .{ builtin.signature, builtin.documentation }) },
},
},
});
}
}
}
fn hoverDefinitionGlobal(arena: *std.heap.ArenaAllocator, id: types.RequestId, pos_index: usize, handle: *DocumentStore.Handle, config: Config) !void {
const decl = (try getSymbolGlobal(arena, pos_index, handle)) orelse return try respondGeneric(id, null_result_response);
return try hoverSymbol(id, arena, decl);
@ -1286,6 +1304,7 @@ fn hoverHandler(arena: *std.heap.ArenaAllocator, id: types.RequestId, req: reque
const this_config = configFromUriOr(req.params.textDocument.uri, config);
switch (pos_context) {
.builtin => try hoverDefinitionBuiltin(arena, id, doc_position.absolute_index, handle),
.var_access => try hoverDefinitionGlobal(arena, id, doc_position.absolute_index, handle, this_config),
.field_access => |range| try hoverDefinitionFieldAccess(arena, id, handle, doc_position, range, this_config),
.label => try hoverDefinitionLabel(arena, id, doc_position.absolute_index, handle, this_config),