54 lines
1.5 KiB
Zig
54 lines
1.5 KiB
Zig
pub const Table = std.StringHashMap(*Package);
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root_src_dir: std.fs.Dir,
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/// Relative to `root_src_dir`.
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root_src_path: []const u8,
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table: Table,
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/// No references to `root_src_dir` and `root_src_path` are kept.
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pub fn create(
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allocator: *mem.Allocator,
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base_dir: std.fs.Dir,
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/// Relative to `base_dir`.
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root_src_dir: []const u8,
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/// Relative to `root_src_dir`.
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root_src_path: []const u8,
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) !*Package {
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const ptr = try allocator.create(Package);
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errdefer allocator.destroy(ptr);
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const root_src_path_dupe = try mem.dupe(allocator, u8, root_src_path);
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errdefer allocator.free(root_src_path_dupe);
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ptr.* = .{
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.root_src_dir = try base_dir.openDir(root_src_dir, .{}),
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.root_src_path = root_src_path_dupe,
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.table = Table.init(allocator),
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};
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return ptr;
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}
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pub fn destroy(self: *Package) void {
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const allocator = self.table.allocator;
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self.root_src_dir.close();
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allocator.free(self.root_src_path);
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{
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var it = self.table.iterator();
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while (it.next()) |kv| {
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allocator.free(kv.key);
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}
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}
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self.table.deinit();
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allocator.destroy(self);
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}
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pub fn add(self: *Package, name: []const u8, package: *Package) !void {
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const name_dupe = try mem.dupe(self.table.allocator, u8, name);
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errdefer self.table.allocator.deinit(name_dupe);
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const entry = try self.table.put(name_dupe, package);
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assert(entry == null);
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}
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const std = @import("std");
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const mem = std.mem;
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const assert = std.debug.assert;
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const Package = @This();
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