src/main.zig


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40

const std = @import("std");

const Allocator = std.mem.Allocator;
const Editor = @import("Editor.zig");
const GPA = std.heap.GeneralPurposeAllocator(.{});
const RawMode = @import("RawMode.zig");

pub fn main() !void {
    var gpa = GPA{};
    defer _ = gpa.deinit();
    const allocator = gpa.allocator();

    const raw_mode = try RawMode.init();
    defer raw_mode.deinit();

    var editor = try Editor.init(allocator);
    defer editor.deinit();

    try processCommandLineArgs(allocator, &editor);

    try editor.setStatusMessage("C-x C-s = Save | C-x C-c = Quit | C-s = Search", .{});

    while (!editor.should_exit) {
        try editor.refreshScreen();
        try editor.processKeypress();
    }
}

fn processCommandLineArgs(allocator: Allocator, editor: *Editor) !void {
    const args = try std.process.argsAlloc(allocator);
    defer std.process.argsFree(allocator, args);
    if (args.len <= 1) {
        // Do nothing
    } else if (args.len == 2) {
        try editor.open(args[1]);
    } else {
        std.log.err("What am I to do with {} arguments?", .{args.len});
        return error.CommandLineArgs;
    }
}