swamp_script_semantic/
ns.rs

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
/*
 * Copyright (c) Peter Bjorklund. All rights reserved. https://github.com/swamp/script
 * Licensed under the MIT License. See LICENSE in the project root for license information.
 */
use crate::{
    ResolvedAnonymousStructFieldType, ResolvedAnonymousStructType, ResolvedEnumTypeRef,
    ResolvedEnumVariantType, ResolvedEnumVariantTypeRef, ResolvedExternalFunctionDefinition,
    ResolvedExternalFunctionDefinitionRef, ResolvedFieldName, ResolvedInternalFunctionDefinition,
    ResolvedInternalFunctionDefinitionRef, ResolvedNode, ResolvedRustType, ResolvedRustTypeRef,
    ResolvedStructType, ResolvedStructTypeRef, ResolvedType, SemanticError, TypeNumber,
};
use seq_map::SeqMap;
use std::cell::RefCell;
use std::fmt::Debug;
use std::rc::Rc;

#[derive(Debug, Clone)]
pub struct ResolvedModulePathStr(pub Vec<String>);

#[derive(Debug)]
pub struct ResolvedModuleNamespace {
    #[allow(unused)]
    structs: SeqMap<String, ResolvedStructTypeRef>,

    #[allow(unused)]
    build_in_rust_types: SeqMap<String, ResolvedRustTypeRef>,

    #[allow(unused)]
    enum_types: SeqMap<String, ResolvedEnumTypeRef>,
    enum_variant_types: SeqMap<String, ResolvedEnumVariantTypeRef>,

    internal_functions: SeqMap<String, ResolvedInternalFunctionDefinitionRef>,
    external_function_declarations: SeqMap<String, ResolvedExternalFunctionDefinitionRef>,

    pub path: Vec<String>,
}

pub type ResolvedModuleNamespaceRef = Rc<RefCell<ResolvedModuleNamespace>>;

pub struct UtilResolvedParameter {
    pub name: String, // Not used,
    pub is_mutable: bool,
    pub resolved_type: ResolvedType,
}

impl ResolvedModuleNamespace {
    #[must_use]
    pub fn new(path: &[String]) -> Self {
        Self {
            structs: Default::default(),
            build_in_rust_types: Default::default(),
            enum_types: Default::default(),
            enum_variant_types: Default::default(),
            internal_functions: Default::default(),
            external_function_declarations: Default::default(),
            path: path.to_vec(),
        }
    }

    pub fn add_struct(
        &mut self,
        struct_type: ResolvedStructType,
    ) -> Result<ResolvedStructTypeRef, SemanticError> {
        let name = struct_type.assigned_name.clone();
        let struct_ref = Rc::new(RefCell::new(struct_type));
        self.structs
            .insert(name.clone(), struct_ref.clone())
            .map_err(|_| SemanticError::DuplicateStructName(name))?;

        Ok(struct_ref)
    }

    pub fn add_struct_ref(
        &mut self,
        struct_type_ref: ResolvedStructTypeRef,
    ) -> Result<(), SemanticError> {
        let name = struct_type_ref.borrow().assigned_name.clone();
        self.structs
            .insert(name.clone(), struct_type_ref)
            .map_err(|_| SemanticError::DuplicateStructName(name))?;
        Ok(())
    }

    pub fn add_generated_struct(
        &mut self,
        name: &str,
        fields: &[(&str, ResolvedType)],
        type_number: TypeNumber,
    ) -> Result<ResolvedStructTypeRef, SemanticError> {
        let mut resolved_fields = SeqMap::new();

        for (index, (field_name, field_type)) in fields.iter().enumerate() {
            let af = ResolvedAnonymousStructFieldType {
                identifier: ResolvedFieldName(Default::default()),
                field_type: field_type.clone(),
                index,
            };

            resolved_fields
                .insert(field_name.to_string(), af)
                .map_err(|_| SemanticError::DuplicateFieldName(field_name.to_string()))?;
        }

        let anon_struct_type = ResolvedAnonymousStructType {
            defined_fields: resolved_fields,
        };

        let resolved_struct_type = ResolvedStructType {
            name: ResolvedNode::default(),
            assigned_name: name.to_string(),
            anon_struct_type,
            number: type_number,
            functions: SeqMap::default(),
        };

        self.add_struct(resolved_struct_type)
    }

    pub fn add_built_in_rust_type(
        &mut self,
        rust_type: ResolvedRustType,
    ) -> Result<ResolvedRustTypeRef, SemanticError> {
        let rust_type_ref = Rc::new(rust_type);
        self.build_in_rust_types
            .insert(rust_type_ref.type_name.clone(), rust_type_ref.clone())
            .map_err(|_| {
                SemanticError::DuplicateRustType(rust_type_ref.clone().type_name.clone())
            })?;

        Ok(rust_type_ref)
    }

    pub fn add_enum_type(
        &mut self,
        //        enum_type_name: &str,
        enum_type_ref: ResolvedEnumTypeRef,
    ) -> Result<ResolvedEnumTypeRef, SemanticError> {
        assert!(!enum_type_ref.module_path.is_empty());
        self.enum_types
            .insert(enum_type_ref.assigned_name.clone(), enum_type_ref.clone())
            .map_err(|_| SemanticError::DuplicateEnumType(enum_type_ref.assigned_name.clone()))?;

        Ok(enum_type_ref)
    }

    pub fn add_enum_variant(
        &mut self,
        enum_type_name: &str,
        enum_variant_name: &str,
        enum_variant: ResolvedEnumVariantType,
    ) -> Result<ResolvedEnumVariantTypeRef, SemanticError> {
        let enum_variant_ref = Rc::new(enum_variant);
        let full_name = format!("{}::{}", enum_type_name, enum_variant_name);
        self.enum_variant_types
            .insert(full_name, enum_variant_ref.clone())
            .map_err(|_| {
                SemanticError::DuplicateEnumVariantType(
                    enum_variant_name.to_string(),
                    enum_variant_name.to_string(),
                )
            })?;

        Ok(enum_variant_ref)
    }

    pub fn add_internal_function(
        &mut self,
        name: &str,
        function: ResolvedInternalFunctionDefinition,
    ) -> Result<ResolvedInternalFunctionDefinitionRef, SemanticError> {
        let function_ref = Rc::new(function);
        self.internal_functions
            .insert(name.to_string(), function_ref.clone())
            .expect("todo: add seqmap error handling");
        Ok(function_ref)
    }

    pub fn add_internal_function_link(
        &mut self,
        name: &str,
        function_ref: ResolvedInternalFunctionDefinitionRef,
    ) -> Result<(), SemanticError> {
        self.internal_functions
            .insert(name.to_string(), function_ref.clone())
            .expect("todo: add seqmap error handling");
        Ok(())
    }

    pub fn get_struct(&self, name: &str) -> Option<&ResolvedStructTypeRef> {
        self.structs.get(&name.to_string())
    }

    pub fn get_enum(&self, name: &str) -> Option<&ResolvedEnumTypeRef> {
        self.enum_types.get(&name.to_string())
    }

    pub fn get_rust_type(&self, name: &str) -> Option<&ResolvedRustTypeRef> {
        self.build_in_rust_types.get(&name.to_string())
    }

    #[must_use]
    pub fn get_enum_variant_type_str(
        &self,
        enum_name: &str,
        enum_variant_name: &str,
    ) -> Option<&ResolvedEnumVariantTypeRef> {
        let complete_name = format!("{}::{}", enum_name, enum_variant_name);
        let result = self.enum_variant_types.get(&complete_name);
        result
    }

    #[must_use]
    pub fn get_internal_function(
        &self,
        name: &str,
    ) -> Option<&ResolvedInternalFunctionDefinitionRef> {
        self.internal_functions.get(&name.to_string())
    }

    #[must_use]
    pub fn get_external_function_declaration(
        &self,
        name: &str,
    ) -> Option<&ResolvedExternalFunctionDefinitionRef> {
        self.external_function_declarations.get(&name.to_string())
    }

    pub fn add_external_function_declaration(
        &mut self,
        name: &str,
        declaration: ResolvedExternalFunctionDefinition,
    ) -> Result<ResolvedExternalFunctionDefinitionRef, SemanticError> {
        let decl_ref = Rc::new(declaration);
        self.external_function_declarations
            .insert(name.to_string(), decl_ref.clone())
            .map_err(|_| SemanticError::DuplicateExternalFunction(name.to_string()))?;
        Ok(decl_ref)
    }

    pub fn add_external_function_declaration_link(
        &mut self,
        name: &str,
        decl_ref: ResolvedExternalFunctionDefinitionRef,
    ) -> Result<(), SemanticError> {
        self.external_function_declarations
            .insert(name.to_string(), decl_ref.clone())
            .map_err(|_| SemanticError::DuplicateExternalFunction(name.to_string()))?;
        Ok(())
    }
}