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can now parse identifiers and integer literals

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This commit is contained in:
Karma Riuk
2025-07-08 18:14:37 +02:00
parent e3cbba08b1
commit 79b1aeb45f
6 changed files with 111 additions and 8 deletions
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36
test/parser/expression.cpp
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@@ -1,10 +1,14 @@
#include "ast/expressions/identifier.hpp"
#include "ast/expressions/integer.hpp"
#include "utils.hpp"
#include <doctest.h>
TEST_SUITE("Parser: expression") {
TEST_CASE_FIXTURE(ParserFixture, "Simple expression statement") {
TEST_CASE_FIXTURE(
ParserFixture,
"Simple expression statement with identifier"
) {
setup("foobar;");
REQUIRE(program->statements.size() == 1);
ast::expression_stmt* expression_stmt;
@@ -29,4 +33,34 @@ TEST_SUITE("Parser: expression") {
REQUIRE(ident->value == "foobar");
REQUIRE(ident->token_literal() == "foobar");
};
TEST_CASE_FIXTURE(
ParserFixture,
"Simple expression statement with integer"
) {
setup("5;");
REQUIRE(program->statements.size() == 1);
ast::expression_stmt* expression_stmt;
REQUIRE_NOTHROW(
expression_stmt =
dynamic_cast<ast::expression_stmt*>(program->statements[0])
);
REQUIRE_MESSAGE(
expression_stmt != nullptr,
"Couldn't cast statement to an expression statement"
);
ast::integer_literal* int_lit;
REQUIRE_NOTHROW(
int_lit =
dynamic_cast<ast::integer_literal*>(expression_stmt->expression)
);
REQUIRE_MESSAGE(
int_lit != nullptr,
"Couldn't cast expression to an identifier"
);
REQUIRE(int_lit->value == 5);
REQUIRE(int_lit->token_literal() == "5");
};
}