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feat: add support for arrays of config values

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Also, fix color value decoding.
This commit is contained in:
CJ van den Berg 2025-07-14 13:15:12 +02:00
parent 50145dd176
commit 2ba5fa90a3
Signed by: neurocyte
GPG key ID: 8EB1E1BB660E3FB9
1 changed files with 33 additions and 11 deletions
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34
src/main.zig
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@ -487,12 +487,16 @@ fn read_config_file(T: type, allocator: std.mem.Allocator, conf: *T, bufs: *[][]
fn read_text_config_file(T: type, allocator: std.mem.Allocator, conf: *T, bufs_: *[][]const u8, file_name: []const u8) !void {
var file = try std.fs.openFileAbsolute(file_name, .{ .mode = .read_only });
defer file.close();
const text = try file.readToEndAlloc(allocator, 64 * 1024);
defer allocator.free(text);
const content = try file.readToEndAlloc(allocator, 64 * 1024);
defer allocator.free(content);
return parse_text_config_file(T, allocator, conf, bufs_, file_name, content);
}
pub fn parse_text_config_file(T: type, allocator: std.mem.Allocator, conf: *T, bufs_: *[][]const u8, file_name: []const u8, content: []const u8) !void {
var cbor_buf = std.ArrayList(u8).init(allocator);
defer cbor_buf.deinit();
const writer = cbor_buf.writer();
var it = std.mem.splitScalar(u8, text, '\n');
var it = std.mem.splitScalar(u8, content, '\n');
var lineno: u32 = 0;
while (it.next()) |line| {
lineno += 1;
@ -516,7 +520,7 @@ fn read_text_config_file(T: type, allocator: std.mem.Allocator, conf: *T, bufs_:
var bufs = std.ArrayListUnmanaged([]const u8).fromOwnedSlice(bufs_.*);
bufs.append(allocator, cb) catch @panic("OOM:read_text_config_file");
bufs_.* = bufs.toOwnedSlice(allocator) catch @panic("OOM:read_text_config_file");
return read_cbor_config(T, conf, file_name, cb);
return read_cbor_config(T, allocator, conf, file_name, cb);
}
fn read_json_config_file(T: type, allocator: std.mem.Allocator, conf: *T, bufs_: *[][]const u8, file_name: []const u8) !void {
@ -531,11 +535,12 @@ fn read_json_config_file(T: type, allocator: std.mem.Allocator, conf: *T, bufs_:
const cb = try cbor.fromJson(json, cbor_buf);
var iter = cb;
_ = try cbor.decodeMapHeader(&iter);
return read_cbor_config(T, conf, file_name, iter);
return read_cbor_config(T, allocator, conf, file_name, iter);
}
fn read_cbor_config(
T: type,
allocator: std.mem.Allocator,
conf: *T,
file_name: []const u8,
cb: []const u8,
@ -565,13 +570,30 @@ fn read_cbor_config(
}
} else if (std.mem.eql(u8, field_name, field_info.name)) {
known = true;
var value: field_info.type = undefined;
switch (field_info.type) {
u24, ?u24 => {
var value: []const u8 = undefined;
if (try cbor.matchValue(&iter, cbor.extract(&value))) {
const color_ = color.RGB.from_string(value);
if (color_) |color__|
@field(conf, field_info.name) = color__.to_u24()
else
std.log.err("invalid value for key '{s}'", .{field_name});
} else {
try cbor.skipValue(&iter);
std.log.err("invalid value for key '{s}'", .{field_name});
}
},
else => {
var value: field_info.type = undefined;
if (try cbor.matchValue(&iter, cbor.extractAlloc(&value, allocator))) {
@field(conf, field_info.name) = value;
} else {
try cbor.skipValue(&iter);
std.log.err("invalid value for key '{s}'", .{field_name});
}
},
}
};
if (!known) {
try cbor.skipValue(&iter);