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1 | // Copyright (c) 2021-2025 ChilliBits. All rights reserved. | ||
2 | |||
3 | #include "ImportCollector.h" | ||
4 | |||
5 | #include <SourceFile.h> | ||
6 | #include <ast/ASTNodes.h> | ||
7 | #include <ast/Attributes.h> | ||
8 | #include <exception/SemanticError.h> | ||
9 | #include <global/GlobalResourceManager.h> | ||
10 | #include <util/FileUtil.h> | ||
11 | |||
12 | namespace spice::compiler { | ||
13 | |||
14 | 1119 | std::any ImportCollector::visitEntry(EntryNode *node) { | |
15 | // Visit all module attributes | ||
16 |
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1446 | for (ModAttrNode *attr : node->modAttrs) |
17 |
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327 | visit(attr); |
18 | |||
19 | // Visit all import defs | ||
20 |
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1712 | for (ImportDefNode *importDef : node->importDefs) |
21 |
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598 | visit(importDef); |
22 | |||
23 |
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1114 | return nullptr; |
24 | } | ||
25 | |||
26 | 598 | std::any ImportCollector::visitImportDef(ImportDefNode *node) { | |
27 | 598 | const bool isStd = node->importPath.starts_with("std/"); | |
28 | 598 | const bool isBootstrap = node->importPath.starts_with("bootstrap/"); | |
29 | |||
30 | 598 | std::filesystem::path basePath; | |
31 |
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598 | if (isStd) { // Include source file from standard library |
32 | // Find std library | ||
33 |
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549 | const std::filesystem::path stdPath = FileUtil::getStdDir(); |
34 |
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549 | if (stdPath.empty()) |
35 | ✗ | throw CompilerError(STD_NOT_FOUND, "Standard library could not be found. Check if the env var SPICE_STD_DIR exists"); | |
36 | // Format: /dir/to/path/file | ||
37 |
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549 | basePath = stdPath / node->importPath.substr(node->importPath.find("std/") + 4); |
38 |
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598 | } else if (isBootstrap) { // Include source file from bootstrap library |
39 | // Find bootstrap library | ||
40 |
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18 | const std::filesystem::path bootstrapPath = FileUtil::getBootstrapDir(); |
41 |
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18 | if (bootstrapPath.empty()) |
42 | ✗ | throw CompilerError(BOOTSTRAP_NOT_FOUND, | |
43 | ✗ | "Bootstrap compiler could not be found. Check if the env var SPICE_BOOTSTRAP_DIR exists"); | |
44 | // Format: /dir/to/path/file | ||
45 |
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18 | basePath = bootstrapPath / node->importPath.substr(node->importPath.find("bootstrap/") + 10); |
46 | 18 | } else { // Include own source file | |
47 | // Format: /dir/to/path/file | ||
48 |
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31 | basePath = sourceFile->filePath.parent_path() / node->importPath; |
49 | } | ||
50 | 598 | basePath.make_preferred(); | |
51 | |||
52 | // Format: /dir/to/path/file.spice | ||
53 |
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598 | std::filesystem::path defaultPath = basePath; |
54 |
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598 | defaultPath.replace_filename(basePath.stem().string() + ".spice"); |
55 | // Format: /dir/to/path/file_linux.spice | ||
56 |
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598 | std::filesystem::path osPath = basePath; |
57 |
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598 | osPath.replace_filename(basePath.stem().string() + "_" + cliOptions.targetOs + ".spice"); |
58 | // Format: /dir/to/path/file_linux_x86_64.spice | ||
59 |
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598 | std::filesystem::path osArchPath = basePath; |
60 |
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598 | osArchPath.replace_filename(basePath.stem().string() + "_" + cliOptions.targetOs + "_" + cliOptions.targetArch + ".spice"); |
61 | |||
62 | // Check which source file to import | ||
63 | 598 | std::filesystem::path importPath; | |
64 |
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598 | if (exists(osArchPath) && !equivalent(sourceFile->filePath, osArchPath)) // file_os_arch.spice is first choice |
65 |
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1 | importPath = osArchPath; |
66 |
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597 | else if (exists(osPath) && !equivalent(sourceFile->filePath, osPath)) // file_os.spice is second choice |
67 |
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21 | importPath = osPath; |
68 |
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576 | else if (exists(defaultPath)) // file.spice is third choice |
69 |
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574 | importPath = defaultPath; |
70 | else | ||
71 |
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2 | throw SemanticError(node, IMPORTED_FILE_NOT_EXISTING, "The source file '" + node->importPath + ".spice' does not exist"); |
72 | |||
73 | // Check if the import already exists | ||
74 |
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596 | SymbolTableEntry *importEntry = rootScope->lookupStrict(node->importName); |
75 |
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596 | if (importEntry != nullptr) |
76 |
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2 | throw SemanticError(node, DUPLICATE_IMPORT_NAME, "Duplicate import '" + node->importName + "'"); |
77 | |||
78 | // Create symbol for import | ||
79 |
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594 | node->entry = rootScope->insert(node->importName, node); |
80 | |||
81 | // Create the imported source file | ||
82 |
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594 | const auto importedSourceFile = resourceManager.createSourceFile(sourceFile, node->importName, importPath, isStd); |
83 | // Register it as a dependency to the current source file | ||
84 |
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595 | sourceFile->addDependency(importedSourceFile, node, node->importName, importPath.generic_string()); |
85 | |||
86 |
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1186 | return nullptr; |
87 | 618 | } | |
88 | |||
89 | 327 | std::any ImportCollector::visitModAttr(ModAttrNode *node) { | |
90 | // !!! Only bool attributes allowed here, due to missing attribute value checks being executed in a later stage !!! | ||
91 | |||
92 | // core.compiler.keep-on-name-collision | ||
93 |
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981 | if (node->attrLst->hasAttr(ATTR_CORE_COMPILER_KEEP_ON_NAME_COLLISION)) { |
94 |
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638 | const bool keepOnCollision = node->attrLst->getAttrValueByName(ATTR_CORE_COMPILER_KEEP_ON_NAME_COLLISION)->boolValue; |
95 | 319 | sourceFile->alwaysKeepSymbolsOnNameCollision = keepOnCollision; | |
96 | } | ||
97 | |||
98 | // core.compiler.warnings.ignore | ||
99 |
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981 | if (node->attrLst->hasAttr(ATTR_CORE_COMPILER_WARNINGS_IGNORE)) { |
100 |
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4 | const bool ignoreWarnings = node->attrLst->getAttrValueByName(ATTR_CORE_COMPILER_WARNINGS_IGNORE)->boolValue; |
101 | 2 | sourceFile->ignoreWarnings = ignoreWarnings; | |
102 | } | ||
103 | |||
104 |
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327 | return nullptr; |
105 | } | ||
106 | |||
107 | } // namespace spice::compiler | ||
108 |