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JSSpecCompiler: Parse enumerators in xspec mode

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Dan Klishch 2024-01-20 22:10:07 -05:00 • committed by Andrew Kaster
parent 3d365326af
commit 990e30f458
13 changed files with 69 additions and 0 deletions
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9
Meta/Lagom/Tools/CodeGenerators/JSSpecCompiler/Parser/Lexer.cpp
View file

@ -185,6 +185,15 @@ void tokenize_tree(SpecificationParsingContext& ctx, TokenizerState& state, XML:
return;
}
if (element.name == tag_emu_const) {
auto maybe_contents = get_text_contents(child);
if (!maybe_contents.has_value())
report_error("malformed <emu-const> subtree, expected single text child node");
tokens.append({ TokenType::Enumerator, maybe_contents.value_or(""sv), move(child_location) });
return;
}
if (tree_type == TreeType::Header && element.name == tag_span) {
auto element_class = get_attribute_by_name(child, attribute_class);
if (element_class != class_secnum)

1
Meta/Lagom/Tools/CodeGenerators/JSSpecCompiler/Parser/Lexer.h
View file

@ -12,6 +12,7 @@ namespace JSSpecCompiler {
inline constexpr StringView tag_emu_alg = "emu-alg"sv;
inline constexpr StringView tag_emu_clause = "emu-clause"sv;
inline constexpr StringView tag_emu_const = "emu-const"sv;
inline constexpr StringView tag_emu_import = "emu-import"sv;
inline constexpr StringView tag_emu_intro = "emu-intro"sv;
inline constexpr StringView tag_emu_val = "emu-val"sv;

5
Meta/Lagom/Tools/CodeGenerators/JSSpecCompiler/Parser/SpecParser.cpp
View file

@ -16,6 +16,11 @@
namespace JSSpecCompiler {
TranslationUnitRef SpecificationParsingContext::translation_unit()
{
return m_translation_unit;
}
DiagnosticEngine& SpecificationParsingContext::diag()
{
return m_translation_unit->diag();

1
Meta/Lagom/Tools/CodeGenerators/JSSpecCompiler/Parser/SpecParser.h
View file

@ -26,6 +26,7 @@ public:
{
}
TranslationUnitRef translation_unit();
DiagnosticEngine& diag();
template<typename Func>

2
Meta/Lagom/Tools/CodeGenerators/JSSpecCompiler/Parser/TextParser.cpp
View file

@ -316,6 +316,8 @@ TextParseErrorOr<Tree> TextParser::parse_expression()
}
}
VERIFY(expression);
} else if (token.type == TokenType::Enumerator) {
expression = m_ctx.translation_unit()->get_node_for_enumerator_value(token.data);
} else if (token.type == TokenType::Number) {
expression = make_ref_counted<MathematicalConstant>(MUST(Crypto::BigFraction::from_string(token.data)));
} else if (token.type == TokenType::String) {

1
Meta/Lagom/Tools/CodeGenerators/JSSpecCompiler/Parser/Token.h
View file

@ -30,6 +30,7 @@ constexpr i32 closing_bracket_precedence = 18;
F(Comma, 17, Invalid, Comma, Invalid, "','") \
F(Division, 5, Invalid, Division, Invalid, "division") \
F(Dot, -1, Invalid, Invalid, Invalid, "punctuation mark '.'") \
F(Enumerator, -1, Invalid, Invalid, Invalid, "enumerator") \
F(Equals, 10, Invalid, CompareEqual, Invalid, "equals") \
F(ExclamationMark, 3, AssertCompletion, Invalid, Invalid, "exclamation mark") \
F(FunctionCall, 2, Invalid, FunctionCall, Invalid, "function call token") \