24 lines
642 B
OCaml
24 lines
642 B
OCaml
type t
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(** Log navigation state.
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A [t] represents a loaded log file and a cursor pointing to the currently
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active line. *)
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val create : string -> t
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(** [create file] loads the log file into memory and initializes the cursor at
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the first line. *)
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val show_line : t -> string
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(** [show_line s] returns the line currently pointed to by the cursor. *)
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val next : t -> t
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(** [next s] moves the cursor to the next line if possible. *)
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val prev : t -> t
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(** [prev s] moves the cursor to the previous line if possible. *)
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val cursor : t -> int
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(** Current cursor position. *)
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val size : t -> int
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(** Number of lines in the log. *)
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