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pyexpression: + Lambda + make_lambda

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Roland Conybeare 2024-06-14 16:40:24 -04:00
commit 42a4009d02
1 changed files with 13 additions and 3 deletions
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16
src/pyexpression/pyexpression.cpp
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@ -9,6 +9,7 @@
#include "xo/expression/ConstantInterface.hpp"
#include "xo/expression/Constant.hpp"
#include "xo/expression/Variable.hpp"
#include "xo/expression/Lambda.hpp"
#include "xo/pyutil/pyutil.hpp"
#include <pybind11/functional.h>
#include <pybind11/stl.h>
@ -26,6 +27,8 @@ namespace xo {
using xo::ast::Constant;
using xo::ast::Variable;
using xo::ast::make_var;
using xo::ast::Lambda;
using xo::ast::make_lambda;
using xo::reflect::TaggedPtr;
using xo::ref::rp;
namespace py = pybind11;
@ -111,9 +114,7 @@ namespace xo {
// ----- Apply -----
py::class_<Apply,
Expression,
rp<Apply>>(m, "Apply")
py::class_<Apply, Expression, rp<Apply>>(m, "Apply")
.def_property_readonly("fn", &Apply::fn, py::doc("function to be invoked"))
.def_property_readonly("argv", &Apply::argv, py::doc("expressions (in position order) for function arguments"))
;
@ -128,6 +129,15 @@ namespace xo {
m.def("make_var", &make_var);
// ----- Lambdas -----
py::class_<Lambda, Expression, rp<Lambda>>(m, "Lambda")
.def_property_readonly("name", &Lambda::name, py::doc("lambda name (maybe automatically generated?)"))
.def_property_readonly("argv", &Lambda::argv, py::doc("lambda formal parameters"))
.def_property_readonly("body", &Lambda::body, py::doc("lambda body expression"))
;
m.def("make_lambda", &make_lambda);
} /*pyexpresion*/
} /*namespace ast*/
} /*namespace xo*/