Mercurial > python-compiler.rs

annotate src/python_dump.rs @ 1:b90e49ab734b

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Factorise conversion of Python str into Rust String.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Tue, 31 May 2016 00:52:00 +0100
parents 211b0df72e64
children ddf372373a77
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
1 extern crate cpython;
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
2
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
3 use std::iter;
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
4
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
5 use cpython::{Python, PyObject};
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
6 use cpython::ObjectProtocol; //for call method
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
7
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
8 fn dump(py: Python, indent: usize, ast: PyObject) -> String {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
9 let builtins_module = py.import("builtins").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
10 let isinstance = builtins_module.get(py, "isinstance").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
11
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
12 let is_instance = |object: &PyObject, type_: &PyObject| {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
13 return isinstance.call(py, (object, type_), None).unwrap().is_true(py).unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
14 };
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
15
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
16 let ast_module = py.import("ast").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
17 let ast_type = ast_module.get(py, "AST").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
18 let function_def_type = ast_module.get(py, "FunctionDef").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
19 let arguments_type = ast_module.get(py, "arguments").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
20 let arg_type = ast_module.get(py, "arg").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
21 let assign_type = ast_module.get(py, "Assign").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
22 let return_type = ast_module.get(py, "Return").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
23 let bin_op_type = ast_module.get(py, "BinOp").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
24 let name_constant_type = ast_module.get(py, "NameConstant").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
25 let name_type = ast_module.get(py, "Name").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
26 let num_type = ast_module.get(py, "Num").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
27 let str_type = ast_module.get(py, "Str").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
28 let add_type = ast_module.get(py, "Add").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
29 let mult_type = ast_module.get(py, "Mult").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
30 let eq_type = ast_module.get(py, "Eq").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
31 let lt_type = ast_module.get(py, "Lt").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
32 let if_type = ast_module.get(py, "If").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
33 let compare_type = ast_module.get(py, "Compare").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
34 let expr_type = ast_module.get(py, "Expr").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
35 let call_type = ast_module.get(py, "Call").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
36 let import_from_type = ast_module.get(py, "ImportFrom").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
37 let alias_type = ast_module.get(py, "alias").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
38
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
39 assert!(is_instance(&ast, &ast_type));
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
40
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
41 /*
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
42 // TODO: implement Hash for PyObject. (trivial)
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
43 let map = {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
44 let fields = ast.getattr(py, "_fields").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
45 let mut map = HashMap::new();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
46 for field in fields.iter(py).unwrap() {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
47 let field = field.unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
48 let value = ast.getattr(py, field).unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
49 map.insert(field, value);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
50 }
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
51 map
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
52 };
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
53 */
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
54
1
b90e49ab734b Factorise conversion of Python str into Rust String.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 0
diff changeset
55 fn get_str(py: Python, object: PyObject) -> String {
b90e49ab734b Factorise conversion of Python str into Rust String.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 0
diff changeset
56 let pystring = object.str(py).unwrap();
b90e49ab734b Factorise conversion of Python str into Rust String.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 0
diff changeset
57 let mut string = pystring.to_string(py).unwrap();
b90e49ab734b Factorise conversion of Python str into Rust String.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 0
diff changeset
58 string.to_mut().to_string()
b90e49ab734b Factorise conversion of Python str into Rust String.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 0
diff changeset
59 }
b90e49ab734b Factorise conversion of Python str into Rust String.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 0
diff changeset
60
0
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
61 if is_instance(&ast, &function_def_type) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
62 let name = ast.getattr(py, "name").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
63 let args = ast.getattr(py, "args").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
64 let body = ast.getattr(py, "body").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
65 let args = dump(py, indent, args);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
66 let declaration = format!("def {}({}):", name, args);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
67 let mut statements = vec!("".to_string());
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
68 for statement in body.iter(py).unwrap() {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
69 let statement = dump(py, indent + 1, statement.unwrap());
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
70 statements.push(statement);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
71 }
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
72 let indent: String = iter::repeat(" ").take(indent + 1).collect();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
73 let indent = format!("\n{}", indent);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
74 let indent = indent.as_str();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
75 let body = statements.join(indent);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
76 format!("{}{}", declaration, body)
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
77 } else if is_instance(&ast, &if_type) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
78 let test = ast.getattr(py, "test").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
79 let body = ast.getattr(py, "body").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
80
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
81 let test = dump(py, indent, test);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
82
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
83 let declaration = format!("if {}:", test);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
84 let mut statements = vec!("".to_string());
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
85 for statement in body.iter(py).unwrap() {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
86 let statement = dump(py, indent + 1, statement.unwrap());
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
87 statements.push(statement);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
88 }
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
89 let indent: String = iter::repeat(" ").take(indent + 1).collect();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
90 let indent = format!("\n{}", indent);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
91 let indent = indent.as_str();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
92 let body = statements.join(indent);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
93 format!("{}{}", declaration, body)
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
94 } else if is_instance(&ast, &arguments_type) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
95 let args_list = ast.getattr(py, "args").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
96 let mut arguments = vec!();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
97 for arg in args_list.iter(py).unwrap() {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
98 let arg = arg.unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
99 arguments.push(dump(py, indent, arg));
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
100 }
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
101 format!("{}", arguments.join(", "))
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
102 } else if is_instance(&ast, &arg_type) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
103 let arg = ast.getattr(py, "arg").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
104 format!("{}", arg)
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
105 } else if is_instance(&ast, &compare_type) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
106 let left = ast.getattr(py, "left").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
107 let ops = ast.getattr(py, "ops").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
108 let comparators = ast.getattr(py, "comparators").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
109
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
110 let left = dump(py, indent, left);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
111 let ops = ops.iter(py).unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
112 let comparators = comparators.iter(py).unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
113
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
114 let mut comparisons = vec!();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
115 for (op, comparator) in ops.zip(comparators) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
116 let op = op.unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
117 let comparator = comparator.unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
118
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
119 let op = dump(py, indent, op);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
120 let comparator = dump(py, indent, comparator);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
121
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
122 comparisons.push(format!("{} {}", op, comparator));
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
123 }
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
124 format!("{} {}", left, comparisons.join(" "))
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
125 } else if is_instance(&ast, &assign_type) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
126 let targets = ast.getattr(py, "targets").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
127 let value = ast.getattr(py, "value").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
128 let mut cibles = vec!();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
129 for target in targets.iter(py).unwrap() {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
130 let target = target.unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
131 let target = dump(py, indent, target);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
132 cibles.push(target.to_string());
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
133 }
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
134 let value = dump(py, indent, value);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
135 format!("{} = {}", cibles.join(", "), value)
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
136 } else if is_instance(&ast, &return_type) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
137 let value = ast.getattr(py, "value").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
138 let value = dump(py, indent, value);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
139 format!("return {}", value)
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
140 } else if is_instance(&ast, &bin_op_type) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
141 let left = ast.getattr(py, "left").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
142 let op = ast.getattr(py, "op").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
143 let right = ast.getattr(py, "right").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
144
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
145 let left = dump(py, indent, left);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
146 let op = dump(py, indent, op);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
147 let right = dump(py, indent, right);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
148
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
149 format!("{} {} {}", left, op, right)
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
150 } else if is_instance(&ast, &name_type) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
151 let id = ast.getattr(py, "id").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
152 format!("{}", id)
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
153 } else if is_instance(&ast, &name_constant_type) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
154 let value = ast.getattr(py, "value").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
155 format!("{}", value)
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
156 } else if is_instance(&ast, &expr_type) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
157 let value = ast.getattr(py, "value").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
158 let value = dump(py, indent, value);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
159 format!("{}", value)
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
160 } else if is_instance(&ast, &call_type) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
161 let func = ast.getattr(py, "func").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
162 let args = ast.getattr(py, "args").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
163 //let keywords = ast.getattr(py, "keywords").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
164
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
165 let func = dump(py, indent, func);
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
166
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
167 let mut arguments = vec!();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
168 for arg in args.iter(py).unwrap() {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
169 let arg = arg.unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
170 arguments.push(dump(py, indent, arg));
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
171 }
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
172
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
173 format!("{}({})", func, arguments.join(", "))
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
174 } else if is_instance(&ast, &import_from_type) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
175 let module = ast.getattr(py, "module").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
176 let names = ast.getattr(py, "names").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
177 //let level = ast.getattr(py, "level").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
178
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
179 let mut arguments = vec!();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
180 for name in names.iter(py).unwrap() {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
181 let name = name.unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
182 arguments.push(dump(py, indent, name));
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
183 }
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
184
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
185 format!("from {} import {}", module, arguments.join(", "))
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
186 } else if is_instance(&ast, &alias_type) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
187 let name = ast.getattr(py, "name").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
188 let asname = ast.getattr(py, "asname").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
189
1
b90e49ab734b Factorise conversion of Python str into Rust String.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 0
diff changeset
190 let name = get_str(py, name);
b90e49ab734b Factorise conversion of Python str into Rust String.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 0
diff changeset
191 let asname = get_str(py, asname);
0
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
192
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
193 if asname == "None" {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
194 format!("{}", name)
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
195 } else {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
196 format!("{} as {}", name, asname)
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
197 }
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
198 } else if is_instance(&ast, &num_type) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
199 let n = ast.getattr(py, "n").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
200 format!("{}", n)
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
201 } else if is_instance(&ast, &str_type) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
202 let s = ast.getattr(py, "s").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
203 format!("\"{}\"", s)
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
204 } else if is_instance(&ast, &add_type) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
205 format!("+")
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
206 } else if is_instance(&ast, &mult_type) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
207 format!("*")
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
208 } else if is_instance(&ast, &eq_type) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
209 format!("==")
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
210 } else if is_instance(&ast, &lt_type) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
211 format!("<")
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
212 } else {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
213 format!("unknown {}", ast)
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
214 }
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
215 }
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
216
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
217 #[allow(dead_code)]
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
218 pub fn dump_module(module: &PyObject) {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
219 let gil = Python::acquire_gil();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
220 let py = gil.python();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
221
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
222 let builtins_module = py.import("builtins").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
223 let isinstance = builtins_module.get(py, "isinstance").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
224
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
225 let ast_module = py.import("ast").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
226 let module_type = ast_module.get(py, "Module").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
227
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
228 assert!(isinstance.call(py, (module, module_type), None).unwrap().is_true(py).unwrap());
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
229
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
230 let body = module.getattr(py, "body").unwrap();
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
231 for statement in body.iter(py).unwrap() {
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
232 println!("{}", dump(py, 0, statement.unwrap()));
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
233 }
211b0df72e64 Hello world!
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
234 }