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This commit is contained in:
Jarred Sumner
2021-04-18 23:31:34 -07:00
parent bbfe52d626
commit 17df86ca17
1 changed files with 18 additions and 5 deletions
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23
src/js_lexer.zig
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@@ -297,8 +297,6 @@ pub const Lexer = struct {
lexer.has_newline_before = lexer.end == 0;
lex: while (lexer.log.errors == 0) {
lexer.debugInfo();
lexer.start = lexer.end;
lexer.token = T.t_end_of_file;
@@ -1176,16 +1174,31 @@ fn test_lexer(contents: []const u8) Lexer {
// lex.next();
// }
test "Lexer.next() keywords" {
test "Lexer.next() simple" {
var lex = test_lexer("for (let i = 0; i < 100; i++) { }");
lex.next();
std.testing.expectEqualStrings("\"for\"", tokenToString.get(lex.token));
lex.next();
std.testing.expectEqualStrings("\"(\"", tokenToString.get(lex.token));
lex.next();
std.testing.expectEqualStrings("\"let\"", tokenToString.get(lex.token));
std.testing.expectEqualStrings("let", lex.raw());
lex.next();
std.testing.expectEqualStrings("i", lex.raw());
lex.next();
std.testing.expectEqualStrings("=", lex.raw());
lex.next();
std.testing.expectEqualStrings("0", lex.raw());
lex.next();
std.testing.expectEqualStrings(";", lex.raw());
lex.next();
std.testing.expectEqualStrings("i", lex.raw());
lex.next();
std.testing.expect(lex.number == 0.0);
std.testing.expectEqualStrings("<", lex.raw());
lex.next();
std.testing.expect(lex.number == 100.0);
std.testing.expectEqualStrings("100", lex.raw());
lex.next();
std.testing.expectEqualStrings("\"identifier\"", tokenToString.get(lex.token));
}
test "Lexer.step()" {