test_cursor() — tailwindcss Function Reference

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

Function rust OxideCore PreProcessors calls 1

Entity Profile

OxideCore→ PreProcessors→ test_cursor() — tailwindcss Function Reference

Dependency Diagram

graph TD
  0a21744e_48e4_3bde_d9fb_c5b306495a47["test_cursor()"]
  1d9f0587_3ee2_e78a_02be_cdc4a682af31["advance_by()"]
  0a21744e_48e4_3bde_d9fb_c5b306495a47 -->|calls| 1d9f0587_3ee2_e78a_02be_cdc4a682af31
  style 0a21744e_48e4_3bde_d9fb_c5b306495a47 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);
    }