From 8ef02a54b5f3e6471963eac6c1308f043dfd7e24 Mon Sep 17 00:00:00 2001 From: Gergely Nagy Date: Mon, 13 Jan 2014 22:36:53 +0100 Subject: [PATCH] hy/lex/parser.py: Add support for sub-object mangling With this patch, every identifier is split up along dots, each part gets separately mangled, and then it is all joined back together. This allows for fun stuff like (.foo? (Foo)), and even more contrived examples. Signed-off-by: Gergely Nagy --- hy/lex/parser.py | 2 +- tests/lex/test_lex.py | 8 ++++++++ 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/hy/lex/parser.py b/hy/lex/parser.py index 1eee798..f7264fb 100644 --- a/hy/lex/parser.py +++ b/hy/lex/parser.py @@ -254,7 +254,7 @@ def t_identifier(p): return p - obj = mangle(obj) + obj = ".".join([mangle(part) for part in obj.split(".")]) return HySymbol(obj) diff --git a/tests/lex/test_lex.py b/tests/lex/test_lex.py index e8b7a9c..93f862c 100644 --- a/tests/lex/test_lex.py +++ b/tests/lex/test_lex.py @@ -294,3 +294,11 @@ def test_lex_mangling_qmark(): assert entry == [HySymbol("?")] entry = tokenize("im?foo") assert entry == [HySymbol("im?foo")] + entry = tokenize(".foo?") + assert entry == [HySymbol(".is_foo")] + entry = tokenize("foo.bar?") + assert entry == [HySymbol("foo.is_bar")] + entry = tokenize("foo?.bar") + assert entry == [HySymbol("is_foo.bar")] + entry = tokenize(".foo?.bar.baz?") + assert entry == [HySymbol(".is_foo.bar.is_baz")]