Zig 0.17.0-dev (Split by item)

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testTokenize

tokenizer.testTokenize

fn testTokenize(source: [:0]const u8, expected_token_tags: []const Token.Tag) !void

File

lib/std/zig/tokenizer.zig:1674

Code

fn testTokenize(source: [:0]const u8, expected_token_tags: []const Token.Tag) !void {
    var tokenizer = Tokenizer.init(source);
    for (expected_token_tags) |expected_token_tag| {
        const token = tokenizer.next();
        try std.testing.expectEqual(expected_token_tag, token.tag);
    }
    // Last token should always be eof, even when the last token was invalid,
    // in which case the tokenizer is in an invalid state, which can only be
    // recovered by opinionated means outside the scope of this implementation.
    const last_token = tokenizer.next();
    try std.testing.expectEqual(Token.Tag.eof, last_token.tag);
    try std.testing.expectEqual(source.len, last_token.loc.start);
    try std.testing.expectEqual(source.len, last_token.loc.end);
}