49 lines
1.2 KiB
Zig
49 lines
1.2 KiB
Zig
const std = @import("std");
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const fs = std.fs;
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const lib = @import("./lib.zig");
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// WON'T: human output => use human command instead
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// TODO: error management.
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// TODO: verbose output (-l).
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pub const cwd = fs.cwd();
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// Either print directory's content or file.
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fn print_element(path: []const u8) !void {
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var dir: fs.Dir = cwd.openDir(path, .{.iterate = true}) catch |err| switch (err) {
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error.NotDir => return lib.print("{s}\n", .{path}),
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else => return err,
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};
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var dir_it = dir.iterate();
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while (try dir_it.next()) |entry| {
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lib.print("{s}\n", .{entry.name});
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}
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}
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pub fn ls() !void {
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var cli = try lib.CLI.init();
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defer cli.deinit();
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// Skipping the executable binary name.
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var arg_idx: usize = 1;
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// case there are parameters
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while(arg_idx < cli.args.len) {
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const element = cli.nextArg(&arg_idx) orelse {
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lib.warn("Null argument\n", .{});
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return error.InvalidArgs;
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};
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try print_element(element);
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}
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// case there were no parameter, print current directory
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if (cli.args.len == 1) {
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try print_element(".");
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}
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}
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pub fn main() !void {
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try ls();
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}
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