djsundog/circuitpython
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge pull request #267 from pfalcon/func-ret-ann

Browse Source 
Clean up handling of function return type annotation.
This commit is contained in:
Damien George 2014-02-10 21:59:11 +00:00
commit e8d2c3cf6c
3 changed files with 7 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
py/compile.c
View File

@ -2764,7 +2764,7 @@ void compile_scope(compiler_t *comp, scope_t *scope, pass_kind_t pass) {
apply_to_single_or_list(comp, pns->nodes[1], PN_typedargslist, compile_scope_func_param);
}
assert(MP_PARSE_NODE_IS_NULL(pns->nodes[2])); // 2 is something...
// pns->nodes[2] is return/whole function annotation
compile_node(comp, pns->nodes[3]); // 3 is function body
// emit return if it wasn't the last opcode

4
py/grammar.h
View File

@ -33,8 +33,8 @@ DEF_RULE(decorator, nc, and(4), tok(DEL_AT), rule(dotted_name), opt_rule(trailer
DEF_RULE(decorators, nc, one_or_more, rule(decorator))
DEF_RULE(decorated, c(decorated), and(2), rule(decorators), rule(decorated_body))
DEF_RULE(decorated_body, nc, or(2), rule(classdef), rule(funcdef))
DEF_RULE(funcdef, c(funcdef), and(8), tok(KW_DEF), tok(NAME), tok(DEL_PAREN_OPEN), opt_rule(typedargslist), tok(DEL_PAREN_CLOSE), opt_rule(funcdef_2), tok(DEL_COLON), rule(suite))
DEF_RULE(funcdef_2, nc, and(2), tok(DEL_MINUS_MORE), rule(test))
DEF_RULE(funcdef, c(funcdef), and(8), tok(KW_DEF), tok(NAME), tok(DEL_PAREN_OPEN), opt_rule(typedargslist), tok(DEL_PAREN_CLOSE), opt_rule(funcdefrettype), tok(DEL_COLON), rule(suite))
DEF_RULE(funcdefrettype, nc, and(2), tok(DEL_MINUS_MORE), rule(test))
// TODO typedargslist lets through more than is allowed
DEF_RULE(typedargslist, nc, list_with_end, rule(typedargslist_item), tok(DEL_COMMA))
DEF_RULE(typedargslist_item, nc, or(3), rule(typedargslist_name), rule(typedargslist_star), rule(typedargslist_dbl_star))

4
tests/basics/fun-annotations.py Normal file
View File

@ -0,0 +1,4 @@
def foo(x: int, y: list) -> dict:
return {x: y}
print(foo(1, [2, 3]))