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use std::fmt::{self, Display, Formatter};
use std::path::PathBuf;
use clap::{ArgAction, Args, Parser, Subcommand, ValueEnum};
/// The Typst compiler.
#[derive(Debug, Clone, Parser)]
#[clap(name = "typst", version = crate::typst_version(), author)]
pub struct CliArguments {
/// The command to run
#[command(subcommand)]
pub command: Command,
/// Sets the level of logging verbosity:
/// -v = warning & error, -vv = info, -vvv = debug, -vvvv = trace
#[clap(short, long, action = ArgAction::Count)]
pub verbosity: u8,
}
/// What to do.
#[derive(Debug, Clone, Subcommand)]
#[command()]
pub enum Command {
/// Compiles an input file into a supported output format
#[command(visible_alias = "c")]
Compile(CompileCommand),
/// Watches an input file and recompiles on changes
#[command(visible_alias = "w")]
Watch(CompileCommand),
/// Processes an input file to extract provided metadata
Query(QueryCommand),
/// Lists all discovered fonts in system and custom font paths
Fonts(FontsCommand),
}
/// Compiles an input file into a supported output format
#[derive(Debug, Clone, Parser)]
pub struct CompileCommand {
/// Shared arguments
#[clap(flatten)]
pub common: SharedArgs,
/// Path to output file (PDF, PNG, or SVG)
pub output: Option<PathBuf>,
/// Opens the output file using the default viewer after compilation
#[arg(long = "open")]
pub open: Option<Option<String>>,
/// The PPI (pixels per inch) to use for PNG export
#[arg(long = "ppi", default_value_t = 144.0)]
pub ppi: f32,
/// Produces a flamegraph of the compilation process
#[arg(long = "flamegraph", value_name = "OUTPUT_SVG")]
pub flamegraph: Option<Option<PathBuf>>,
}
impl CompileCommand {
/// The output path.
pub fn output(&self) -> PathBuf {
self.output
.clone()
.unwrap_or_else(|| self.common.input.with_extension("pdf"))
}
}
/// Processes an input file to extract provided metadata
#[derive(Debug, Clone, Parser)]
pub struct QueryCommand {
/// Shared arguments
#[clap(flatten)]
pub common: SharedArgs,
/// Defines which elements to retrieve
pub selector: String,
/// Extracts just one field from all retrieved elements
#[clap(long = "field")]
pub field: Option<String>,
/// Expects and retrieves exactly one element
#[clap(long = "one", default_value = "false")]
pub one: bool,
/// The format to serialize in
#[clap(long = "format", default_value = "json")]
pub format: SerializationFormat,
}
// Output file format for query command
#[derive(Debug, Copy, Clone, Eq, PartialEq, ValueEnum)]
pub enum SerializationFormat {
Json,
Yaml,
}
/// Common arguments of compile, watch, and query.
#[derive(Debug, Clone, Args)]
pub struct SharedArgs {
/// Path to input Typst file
pub input: PathBuf,
/// Configures the project root (for absolute paths)
#[clap(long = "root", env = "TYPST_ROOT", value_name = "DIR")]
pub root: Option<PathBuf>,
/// Adds additional directories to search for fonts
#[clap(
long = "font-path",
env = "TYPST_FONT_PATHS",
value_name = "DIR",
action = ArgAction::Append,
)]
pub font_paths: Vec<PathBuf>,
/// The format to emit diagnostics in
#[clap(
long,
default_value_t = DiagnosticFormat::Human,
value_parser = clap::value_parser!(DiagnosticFormat)
)]
pub diagnostic_format: DiagnosticFormat,
}
/// Lists all discovered fonts in system and custom font paths
#[derive(Debug, Clone, Parser)]
pub struct FontsCommand {
/// Adds additional directories to search for fonts
#[clap(
long = "font-path",
env = "TYPST_FONT_PATHS",
value_name = "DIR",
action = ArgAction::Append,
)]
pub font_paths: Vec<PathBuf>,
/// Also lists style variants of each font family
#[arg(long)]
pub variants: bool,
}
/// Which format to use for diagnostics.
#[derive(Debug, Copy, Clone, Eq, PartialEq, Ord, PartialOrd, ValueEnum)]
pub enum DiagnosticFormat {
Human,
Short,
}
impl Display for DiagnosticFormat {
fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
self.to_possible_value()
.expect("no values are skipped")
.get_name()
.fmt(f)
}
}
|
