add temp work

1 files changed, 82 insertions, 0 deletions

diff --git a/src/server/inlay_hints.odin b/src/server/inlay_hints.odin
new file mode 100644
index 0000000..7d96c84
--- /dev/null
+++ b/src/server/inlay_hints.odin
@@ -0,0 +1,82 @@
+package server 
+
+import "core:odin/ast"
+import "core:fmt"
+
+import "shared:common"
+import "shared:analysis"
+import "shared:index"
+
+//document
+get_inlay_hints :: proc(document: ^common.Document) -> ([]InlayHint, bool) {
+
+	using analysis;
+
+	hints := make([dynamic]InlayHint, context.temp_allocator);
+
+	ast_context := make_ast_context(document.ast, document.imports, document.package_name, document.uri.uri);
+
+	Visit_Data :: struct {
+		calls: [dynamic]ast.Call_Expr,
+	}
+
+	data := Visit_Data {
+		calls = make([dynamic]ast.Call_Expr, context.temp_allocator),
+	};
+
+	visit :: proc(visitor: ^ast.Visitor, node: ^ast.Node) -> ^ast.Visitor {
+		if node == nil || visitor == nil {
+			return nil;
+		}
+
+		data := cast(^Visit_Data)visitor.data;
+
+		if call, ok := node.derived.(ast.Call_Expr); ok {
+			append(&data.calls, call);
+		}
+
+		return visitor;
+	}
+
+	visitor := ast.Visitor {
+		data = &data,
+		visit = visit,
+	}
+
+	for decl in document.ast.decls {
+		ast.walk(&visitor, decl);
+	}
+
+	loop: for call in &data.calls {
+		symbol_arg_count := 0
+		for arg in call.args {
+			if _, ok := arg.derived.(ast.Field); ok {
+				continue loop;
+			}
+		}
+
+		if symbol, ok := resolve_type_expression(&ast_context, &call); ok {
+			if symbol_call, ok := symbol.value.(index.SymbolProcedureValue); ok {
+				for arg in symbol_call.arg_types {
+					for name in arg.names {
+						if symbol_arg_count >= len(call.args) {
+							continue loop;
+						}
+
+						if ident, ok := name.derived.(ast.Ident); ok {
+							hint := InlayHint {
+								kind = "parameter",
+								label = fmt.tprintf("%v:", ident.name),
+								range = common.get_token_range(call.args[symbol_arg_count], string(document.text)),
+							}
+							append(&hints, hint);
+						} 
+						symbol_arg_count += 1;
+					}
+				}
+			}
+		}
+	}
+
+	return hints[:], true;
+}
\ No newline at end of file