| 1 | const std = @import("std"); |
| 2 | const builtin = @import("builtin"); |
| 3 | const extras = @import("extras"); |
| 4 | const nfs = @import("nfs"); |
| 5 | |
| 6 | const zigmod = @import("../lib.zig"); |
| 7 | const u = @import("./../util/funcs.zig"); |
| 8 | const common = @import("./../common.zig"); |
| 9 | |
| 10 | // |
| 11 | // |
| 12 | |
| 13 | pub fn execute(self_name: []const u8, args: []const [:0]const u8) !void { |
| 14 | _ = self_name; |
| 15 | |
| 16 | const gpa = std.heap.c_allocator; |
| 17 | const cachepath = try u.find_cachepath(); |
| 18 | const dir = nfs.cwd(); |
| 19 | const should_lock = args.len >= 1 and std.mem.eql(u8, args[0], "--locked"); |
| 20 | const format_i: usize = if (should_lock) 1 else 0; |
| 21 | const Format = enum { |
| 22 | tree, |
| 23 | mermaid, |
| 24 | dot, |
| 25 | }; |
| 26 | const format_s = if (args.len >= 1 + format_i and std.mem.eql(u8, args[format_i], "--format")) args[format_i + 1] else ""; |
| 27 | const format = std.meta.stringToEnum(Format, format_s) orelse u.fail("unrecognized --format: {s}", .{format_s}); |
| 28 | |
| 29 | var options = common.CollectOptions{ |
| 30 | .log = false, |
| 31 | .update = false, |
| 32 | .alloc = gpa, |
| 33 | .lock = if (should_lock) try common.parse_lockfile(gpa, dir) else null, |
| 34 | }; |
| 35 | const top_module = try common.collect_deps_deep(cachepath, dir, &options); |
| 36 | |
| 37 | var seencache = std.array_list.Managed([48]u8).init(gpa); |
| 38 | defer seencache.deinit(); |
| 39 | |
| 40 | const w = nfs.stdout(); |
| 41 | |
| 42 | switch (format) { |
| 43 | .tree => { |
| 44 | try printTree(w, top_module, 0); |
| 45 | }, |
| 46 | .mermaid => { |
| 47 | try w.writeAll("graph TD;\n"); |
| 48 | try printMermaid(w, top_module, &seencache); |
| 49 | }, |
| 50 | .dot => { |
| 51 | try w.writeAll("digraph {\n"); |
| 52 | try printDot(w, top_module, &seencache); |
| 53 | try w.writeAll("}\n"); |
| 54 | }, |
| 55 | } |
| 56 | } |
| 57 | |
| 58 | fn printTree(writer: anytype, module: zigmod.Module, depth: u16) !void { |
| 59 | try writer.writeByteNTimes('\t', depth); |
| 60 | try writer.writeAll(module.name); |
| 61 | try writer.writeAll("\n"); |
| 62 | |
| 63 | for (module.deps) |dep| { |
| 64 | try printTree(writer, dep, depth + 1); |
| 65 | } |
| 66 | } |
| 67 | |
| 68 | fn printMermaid(writer: anytype, module: zigmod.Module, seencache: *std.array_list.Managed([48]u8)) !void { |
| 69 | for (seencache.items) |item| { |
| 70 | if (std.mem.eql(u8, &module.id, &item)) { |
| 71 | return; |
| 72 | } |
| 73 | } |
| 74 | try seencache.append(module.id); |
| 75 | |
| 76 | for (module.deps) |dep| { |
| 77 | if (dep.name.len == 0) continue; |
| 78 | try writer.print(" {s}-->{s};\n", .{ module.name, dep.name }); |
| 79 | } |
| 80 | for (module.deps) |dep| { |
| 81 | try printMermaid(writer, dep, seencache); |
| 82 | } |
| 83 | } |
| 84 | |
| 85 | fn printDot(writer: anytype, module: zigmod.Module, seencache: *std.array_list.Managed([48]u8)) !void { |
| 86 | for (seencache.items) |item| { |
| 87 | if (std.mem.eql(u8, &module.id, &item)) { |
| 88 | return; |
| 89 | } |
| 90 | } |
| 91 | try seencache.append(module.id); |
| 92 | |
| 93 | for (module.deps) |dep| { |
| 94 | if (dep.name.len == 0) continue; |
| 95 | try writer.print(" \"{s}\" -> \"{s}\";\n", .{ module.name, dep.name }); |
| 96 | } |
| 97 | for (module.deps) |dep| { |
| 98 | try printDot(writer, dep, seencache); |
| 99 | } |
| 100 | } |