diff --git a/NEWS.rst b/NEWS.rst index b49caf7..8bff566 100644 --- a/NEWS.rst +++ b/NEWS.rst @@ -1,5 +1,13 @@ .. default-role:: code +Unreleased +============================== + +Other Breaking Changes +------------------------------ +* `parse-args` is no longer implemented with `eval`; so e.g. you should + now say `:type int` instead of `:type 'int`. + 0.18.0 ============================== diff --git a/docs/language/core.rst b/docs/language/core.rst index 6cb8c4d..97b0aac 100644 --- a/docs/language/core.rst +++ b/docs/language/core.rst @@ -804,7 +804,7 @@ may be a list of keyword arguments to pass to the .. code-block:: hy => (parse-args [["strings" :nargs "+" :help "Strings"] - ["-n" "--numbers" :action "append" :type 'int :help "Numbers"]] + ["-n" "--numbers" :action "append" :type int :help "Numbers"]] ["a" "b" "-n" "1" "-n" "2"] :description "Parse strings and numbers from args") Namespace(numbers=[1, 2], strings=['a', 'b']) diff --git a/hy/core/language.hy b/hy/core/language.hy index 4fed7ee..409d099 100644 --- a/hy/core/language.hy +++ b/hy/core/language.hy @@ -401,7 +401,17 @@ constructor." (import argparse) (setv parser (argparse.ArgumentParser #** parser-args)) (for [arg spec] - (eval `(.add-argument parser ~@arg))) + (setv positional-arguments [] + keyword-arguments [] + value-of-keyword? False) + (for [item arg] + (if value-of-keyword? + (.append (get keyword-arguments -1) item) + (if (keyword? item) + (.append keyword-arguments [(name item)]) + (.append positional-arguments item))) + (setv value-of-keyword? (and (not value-of-keyword?) (keyword? item)))) + (parser.add-argument #* positional-arguments #** (dict keyword-arguments))) (.parse-args parser args)) (setv EXPORTS diff --git a/tests/native_tests/core.hy b/tests/native_tests/core.hy index 17f2451..b33819e 100644 --- a/tests/native_tests/core.hy +++ b/tests/native_tests/core.hy @@ -480,9 +480,10 @@ result['y in globals'] = 'y' in globals()") (defn test-parse-args [] "NATIVE: testing the parse-args function" + ; https://github.com/hylang/hy/issues/1875 (setv parsed-args (parse-args [["strings" :nargs "+" :help "Strings"] - ["-n" "--numbers" :action "append" :type 'int :help "Numbers"]] - ["a" "b" "-n" "1" "-n" "2"] + ["-n" :action "append" :type int :help "Numbers" "--numbers"]] + ["a" "b" "-n" "1" "--numbers" "2"] :description "Parse strings and numbers from args")) (assert-equal parsed-args.strings ["a" "b"]) (assert-equal parsed-args.numbers [1 2]))