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Support basic parsing function statements.

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This commit is contained in:
Deukhoofd
2020-10-10 14:29:37 +02:00
parent 911be3f2ed
commit dcf143b1b2
12 changed files with 505 additions and 46 deletions
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22
tests/ParserTests/ClassTests.cpp
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@@ -3,28 +3,6 @@
using namespace MalachScript;
TEST_CASE("Parse basic class without body") {
std::vector<Parser::LexToken*> vec = {
new Parser::LexTokenImpl<Parser::LexTokenKind::ClassKeyword>(TextSpan(0, 0)),
new Parser::IdentifierToken(TextSpan(0, 0), u8"foobar"),
new Parser::LexTokenImpl<Parser::LexTokenKind::SemicolonSymbol>(TextSpan(0, 0)),
new Parser::LexTokenImpl<Parser::LexTokenKind::EndOfFile>(TextSpan(0, 0)),
};
for (size_t i = 0; i < vec.size() - 1; i++) {
vec[i]->SetNext(vec[i + 1]);
}
Diagnostics::Diagnostics diags;
auto parser = Parser::Parser(u8"class without body", vec.front(), &diags);
auto* script = parser.Parse();
REQUIRE(diags.GetMessages().empty());
{
REQUIRE(script->GetStatements().size() == 1);
REQUIRE(script->GetStatements()[0].get()->GetKind() == Parser::ParsedStatementKind::Class);
}
delete vec[0];
delete script;
}
#define PARSER_TEST(name, tokens, asserts) \
TEST_CASE(name) { \
std::vector<Parser::LexToken*> vec = { \

52
tests/ParserTests/FunctionTests.cpp Normal file
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@@ -0,0 +1,52 @@
#include "../../extern/doctest.hpp"
#include "../../src/Parser/Parser.hpp"
using namespace MalachScript;
#define PARSER_TEST(name, tokens, asserts) \
TEST_CASE(name) { \
std::vector<Parser::LexToken*> vec = { \
tokens, \
new Parser::LexTokenImpl<Parser::LexTokenKind::EndOfFile>(TextSpan(0, 0)), \
}; \
for (size_t i = 0; i < vec.size() - 1; i++) { \
vec[i]->SetNext(vec[i + 1]); \
} \
Diagnostics::Diagnostics diags; \
auto parser = Parser::Parser(u8"scriptname", vec.front(), &diags); \
auto* script = parser.Parse(); \
REQUIRE(diags.GetMessages().empty()); \
asserts; \
delete vec[0]; \
delete script; \
}
#define PARSER_TEST_TOKENS(...) __VA_ARGS__
PARSER_TEST("Parse ``void foobar();``",
PARSER_TEST_TOKENS(new Parser::LexTokenImpl<Parser::LexTokenKind::VoidKeyword>(TextSpan(0, 0)),
new Parser::LexTokenImpl<Parser::LexTokenKind::Whitespace>(TextSpan(0, 0)),
new Parser::IdentifierToken(TextSpan(0, 0), u8"foobar"),
new Parser::LexTokenImpl<Parser::LexTokenKind::OpenParenthesisSymbol>(TextSpan(0, 0)),
new Parser::LexTokenImpl<Parser::LexTokenKind::CloseParenthesisSymbol>(TextSpan(0, 0)),
new Parser::LexTokenImpl<Parser::LexTokenKind::SemicolonSymbol>(TextSpan(0, 0))),
{
REQUIRE(script->GetStatements().size() == 1);
REQUIRE(script->GetStatements()[0].get()->GetKind() == Parser::ParsedStatementKind::Func);
})
PARSER_TEST("Parse ``foo::bar::baz foobar();``",
PARSER_TEST_TOKENS(new Parser::IdentifierToken(TextSpan(0, 0), u8"foo"),
new Parser::LexTokenImpl<Parser::LexTokenKind::ColonColonSymbol>(TextSpan(0, 0)),
new Parser::IdentifierToken(TextSpan(0, 0), u8"bar"),
new Parser::LexTokenImpl<Parser::LexTokenKind::ColonColonSymbol>(TextSpan(0, 0)),
new Parser::IdentifierToken(TextSpan(0, 0), u8"baz"),
new Parser::LexTokenImpl<Parser::LexTokenKind::Whitespace>(TextSpan(0, 0)),
new Parser::IdentifierToken(TextSpan(0, 0), u8"foobar"),
new Parser::LexTokenImpl<Parser::LexTokenKind::OpenParenthesisSymbol>(TextSpan(0, 0)),
new Parser::LexTokenImpl<Parser::LexTokenKind::CloseParenthesisSymbol>(TextSpan(0, 0)),
new Parser::LexTokenImpl<Parser::LexTokenKind::SemicolonSymbol>(TextSpan(0, 0))),
{
REQUIRE(script->GetStatements().size() == 1);
REQUIRE(script->GetStatements()[0].get()->GetKind() == Parser::ParsedStatementKind::Func);
})