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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 | 1059 | std::any ImportCollector::visitEntry(EntryNode *node) { | |
| 15 | // Visit all module attributes | ||
| 16 |
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1363 | for (ModAttrNode *attr : node->modAttrs) |
| 17 |
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304 | visit(attr); |
| 18 | |||
| 19 | // Visit all import defs | ||
| 20 |
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1580 | for (ImportDefNode *importDef : node->importDefs) |
| 21 |
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526 | visit(importDef); |
| 22 | |||
| 23 |
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1054 | return nullptr; |
| 24 | } | ||
| 25 | |||
| 26 | 526 | std::any ImportCollector::visitImportDef(ImportDefNode *node) { | |
| 27 | 526 | const bool isStd = node->importPath.starts_with("std/"); | |
| 28 | 526 | const bool isBootstrap = node->importPath.starts_with("bootstrap/"); | |
| 29 | |||
| 30 | 526 | std::filesystem::path basePath; | |
| 31 |
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526 | if (isStd) { // Include source file from standard library |
| 32 | // Find std library | ||
| 33 |
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477 | const std::filesystem::path stdPath = FileUtil::getStdDir(); |
| 34 |
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477 | 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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477 | basePath = stdPath / node->importPath.substr(node->importPath.find("std/") + 4); |
| 38 |
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526 | } 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 | 526 | basePath.make_preferred(); | |
| 51 | |||
| 52 | // Format: /dir/to/path/file.spice | ||
| 53 |
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526 | std::filesystem::path defaultPath = basePath; |
| 54 |
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526 | defaultPath.replace_filename(basePath.stem().string() + ".spice"); |
| 55 | // Format: /dir/to/path/file_linux.spice | ||
| 56 |
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526 | std::filesystem::path osPath = basePath; |
| 57 |
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526 | osPath.replace_filename(basePath.stem().string() + "_" + cliOptions.targetOs + ".spice"); |
| 58 | // Format: /dir/to/path/file_linux_x86_64.spice | ||
| 59 |
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526 | std::filesystem::path osArchPath = basePath; |
| 60 |
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526 | osArchPath.replace_filename(basePath.stem().string() + "_" + cliOptions.targetOs + "_" + cliOptions.targetArch + ".spice"); |
| 61 | |||
| 62 | // Check which source file to import | ||
| 63 | 526 | std::filesystem::path importPath; | |
| 64 |
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526 | 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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525 | 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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504 | else if (exists(defaultPath)) // file.spice is third choice |
| 69 |
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502 | 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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524 | SymbolTableEntry *importEntry = rootScope->lookupStrict(node->importName); |
| 75 |
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524 | 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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522 | node->entry = rootScope->insert(node->importName, node); |
| 80 | |||
| 81 | // Create the imported source file | ||
| 82 |
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522 | 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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523 | sourceFile->addDependency(importedSourceFile, node, node->importName, importPath.generic_string()); |
| 85 | |||
| 86 |
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1042 | return nullptr; |
| 87 | 546 | } | |
| 88 | |||
| 89 | 304 | 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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912 | if (node->attrLst->hasAttr(ATTR_CORE_COMPILER_KEEP_ON_NAME_COLLISION)) { |
| 94 |
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592 | const bool keepOnCollision = node->attrLst->getAttrValueByName(ATTR_CORE_COMPILER_KEEP_ON_NAME_COLLISION)->boolValue; |
| 95 | 296 | sourceFile->alwaysKeepSymbolsOnNameCollision = keepOnCollision; | |
| 96 | } | ||
| 97 | |||
| 98 | // core.compiler.warnings.ignore | ||
| 99 |
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912 | 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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304 | return nullptr; |
| 105 | } | ||
| 106 | |||
| 107 | } // namespace spice::compiler | ||
| 108 |