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feat: add fallback language (conf) and --default option to override it

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CJ van den Berg 2024-02-21 13:37:45 +01:00
parent e58769badb
commit 8a3890b003
1 changed files with 10 additions and 5 deletions
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13
src/main.zig
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@ -9,12 +9,14 @@ const config_loader = @import("config_loader.zig");
const StyleCache = std.AutoHashMap(u32, ?Theme.Token);
var style_cache: StyleCache = undefined;
var lang_override: ?[]const u8 = null;
var lang_default: []const u8 = "conf";
pub fn main() !void {
const params = comptime clap.parseParamsComptime(
\\-h, --help Display this help and exit.
\\-l, --language <str> Override the language.
\\-t, --theme <str> Select theme to use.
\\-d, --default <str> Set the language to use if guessing failed (default: conf).
\\--list-themes Show available themes.
\\--list-languages Show available language parsers.
\\<str>... File to open.
@ -56,6 +58,7 @@ pub fn main() !void {
};
lang_override = res.args.language;
if (res.args.default) |default| lang_default = default;
const stdout_file = std.io.getStdOut().writer();
var bw = std.io.bufferedWriter(stdout_file);
@ -80,12 +83,14 @@ pub fn main() !void {
fn get_parser(a: std.mem.Allocator, content: []const u8, file_path: []const u8) *syntax {
return (if (lang_override) |name|
syntax.create_file_type(a, content, name)
syntax.create_file_type(a, content, name) catch unknown_file_type(name)
else
syntax.create_guess_file_type(a, content, file_path)) catch {
std.io.getStdErr().writer().writeAll("unknown file type. override with --lang\n") catch {};
syntax.create_guess_file_type(a, content, file_path)) catch syntax.create_file_type(a, content, lang_default) catch unknown_file_type(lang_default);
}
fn unknown_file_type(name: []const u8) noreturn {
std.io.getStdErr().writer().print("unknown file type \'{s}\'\n", .{name}) catch {};
std.os.exit(1);
};
}
fn render_file(a: std.mem.Allocator, writer: anytype, content: []const u8, file_path: []const u8, theme: *const Theme) !void {