test_cursor() — tailwindcss Function Reference

Architecture documentation for the test_cursor() function in cursor.rs from the tailwindcss codebase.

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Oxide→ Scanner→ test_cursor() — tailwindcss Function Reference

Dependency Diagram

graph TD
  24497dbe_24b5_58ff_960d_958eb480879b["test_cursor()"]
  38e073c3_a357_d869_e8e1_3fb53595a170["cursor.rs"]
  24497dbe_24b5_58ff_960d_958eb480879b -->|defined in| 38e073c3_a357_d869_e8e1_3fb53595a170
  d26f6417_a35e_a5f3_1dbc_b1fa869add8c["advance_by()"]
  24497dbe_24b5_58ff_960d_958eb480879b -->|calls| d26f6417_a35e_a5f3_1dbc_b1fa869add8c
  style 24497dbe_24b5_58ff_960d_958eb480879b fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

crates/oxide/src/cursor.rs lines 125–159

    fn test_cursor() {
        let mut cursor = Cursor::new(b"hello world");
        assert_eq!(cursor.pos, 0);
        assert!(cursor.at_start);
        assert!(!cursor.at_end);
        assert_eq!(cursor.prev, 0x00);
        assert_eq!(cursor.curr, b'h');
        assert_eq!(cursor.next, b'e');

        cursor.advance_by(1);
        assert_eq!(cursor.pos, 1);
        assert!(!cursor.at_start);
        assert!(!cursor.at_end);
        assert_eq!(cursor.prev, b'h');
        assert_eq!(cursor.curr, b'e');
        assert_eq!(cursor.next, b'l');

        // Advancing too far should stop at the end
        cursor.advance_by(10);
        assert_eq!(cursor.pos, 11);
        assert!(!cursor.at_start);
        assert!(cursor.at_end);
        assert_eq!(cursor.prev, b'd');
        assert_eq!(cursor.curr, 0x00);
        assert_eq!(cursor.next, 0x00);

        // Can't advance past the end
        cursor.advance_by(1);
        assert_eq!(cursor.pos, 11);
        assert!(!cursor.at_start);
        assert!(cursor.at_end);
        assert_eq!(cursor.prev, b'd');
        assert_eq!(cursor.curr, 0x00);
        assert_eq!(cursor.next, 0x00);
    }