#[allow(unreachable_pub)]
pub use crate::config::lists::*;
#[allow(unreachable_pub)]
+pub use crate::config::macro_names::{MacroSelector, MacroSelectors};
+#[allow(unreachable_pub)]
pub use crate::config::options::*;
#[macro_use]
pub(crate) mod config_type;
#[macro_use]
+#[allow(unreachable_pub)]
pub(crate) mod options;
pub(crate) mod file_lines;
+#[allow(unreachable_pub)]
pub(crate) mod lists;
+pub(crate) mod macro_names;
// This macro defines configuration options used in rustfmt. Each option
// is defined as follows:
format_macro_matchers: bool, false, false,
"Format the metavariable matching patterns in macros";
format_macro_bodies: bool, true, false, "Format the bodies of macros";
+ skip_macro_invocations: MacroSelectors, MacroSelectors::default(), false,
+ "Skip formatting the bodies of macros invoked with the following names.";
hex_literal_case: HexLiteralCase, HexLiteralCase::Preserve, false,
"Format hexadecimal integer literals";
force_multiline_blocks: bool, false, false,
"Force multiline closure bodies and match arms to be wrapped in a block";
fn_args_layout: Density, Density::Tall, true,
- "Control the layout of arguments in a function";
+ "(deprecated: use fn_params_layout instead)";
+ fn_params_layout: Density, Density::Tall, true,
+ "Control the layout of parameters in function signatures.";
brace_style: BraceStyle, BraceStyle::SameLineWhere, false, "Brace style for items";
control_brace_style: ControlBraceStyle, ControlBraceStyle::AlwaysSameLine, false,
"Brace style for control flow constructs";
make_backup: bool, false, false, "Backup changed files";
print_misformatted_file_names: bool, false, true,
"Prints the names of mismatched files that were formatted. Prints the names of \
- files that would be formated when used with `--check` mode. ";
+ files that would be formatted when used with `--check` mode. ";
}
#[derive(Error, Debug)]
cloned.width_heuristics = None;
cloned.print_misformatted_file_names = None;
cloned.merge_imports = None;
+ cloned.fn_args_layout = None;
::toml::to_string(&cloned).map_err(ToTomlError)
}
use super::*;
use std::str;
+ use crate::config::macro_names::MacroName;
use rustfmt_config_proc_macro::{nightly_only_test, stable_only_test};
#[allow(dead_code)]
mod mock {
use super::super::*;
+ use rustfmt_config_proc_macro::config_type;
+
+ #[config_type]
+ pub(crate) enum PartiallyUnstableOption {
+ V1,
+ V2,
+ #[unstable_variant]
+ V3,
+ }
create_config! {
// Options that are used by the generated functions
"Merge imports";
merge_imports: bool, false, false, "(deprecated: use imports_granularity instead)";
+ // fn_args_layout renamed to fn_params_layout
+ fn_args_layout: Density, Density::Tall, true,
+ "(deprecated: use fn_params_layout instead)";
+ fn_params_layout: Density, Density::Tall, true,
+ "Control the layout of parameters in a function signatures.";
+
// Width Heuristics
use_small_heuristics: Heuristics, Heuristics::Default, true,
"Whether to use different formatting for items and \
// Options that are used by the tests
stable_option: bool, false, true, "A stable option";
unstable_option: bool, false, false, "An unstable option";
+ partially_unstable_option: PartiallyUnstableOption, PartiallyUnstableOption::V1, true,
+ "A partially unstable option";
+ }
+
+ #[cfg(test)]
+ mod partially_unstable_option {
+ use super::{Config, PartialConfig, PartiallyUnstableOption};
+ use rustfmt_config_proc_macro::{nightly_only_test, stable_only_test};
+ use std::path::Path;
+
+ /// From the config file, we can fill with a stable variant
+ #[test]
+ fn test_from_toml_stable_value() {
+ let toml = r#"
+ partially_unstable_option = "V2"
+ "#;
+ let partial_config: PartialConfig = toml::from_str(toml).unwrap();
+ let config = Config::default();
+ let config = config.fill_from_parsed_config(partial_config, Path::new(""));
+ assert_eq!(
+ config.partially_unstable_option(),
+ PartiallyUnstableOption::V2
+ );
+ }
+
+ /// From the config file, we cannot fill with an unstable variant (stable only)
+ #[stable_only_test]
+ #[test]
+ fn test_from_toml_unstable_value_on_stable() {
+ let toml = r#"
+ partially_unstable_option = "V3"
+ "#;
+ let partial_config: PartialConfig = toml::from_str(toml).unwrap();
+ let config = Config::default();
+ let config = config.fill_from_parsed_config(partial_config, Path::new(""));
+ assert_eq!(
+ config.partially_unstable_option(),
+ // default value from config, i.e. fill failed
+ PartiallyUnstableOption::V1
+ );
+ }
+
+ /// From the config file, we can fill with an unstable variant (nightly only)
+ #[nightly_only_test]
+ #[test]
+ fn test_from_toml_unstable_value_on_nightly() {
+ let toml = r#"
+ partially_unstable_option = "V3"
+ "#;
+ let partial_config: PartialConfig = toml::from_str(toml).unwrap();
+ let config = Config::default();
+ let config = config.fill_from_parsed_config(partial_config, Path::new(""));
+ assert_eq!(
+ config.partially_unstable_option(),
+ PartiallyUnstableOption::V3
+ );
+ }
}
}
assert_eq!(config.was_set().verbose(), false);
}
+ const PRINT_DOCS_STABLE_OPTION: &str = "stable_option <boolean> Default: false";
+ const PRINT_DOCS_UNSTABLE_OPTION: &str = "unstable_option <boolean> Default: false (unstable)";
+ const PRINT_DOCS_PARTIALLY_UNSTABLE_OPTION: &str =
+ "partially_unstable_option [V1|V2|V3 (unstable)] Default: V1";
+
#[test]
fn test_print_docs_exclude_unstable() {
use self::mock::Config;
Config::print_docs(&mut output, false);
let s = str::from_utf8(&output).unwrap();
-
- assert_eq!(s.contains("stable_option"), true);
- assert_eq!(s.contains("unstable_option"), false);
- assert_eq!(s.contains("(unstable)"), false);
+ assert_eq!(s.contains(PRINT_DOCS_STABLE_OPTION), true);
+ assert_eq!(s.contains(PRINT_DOCS_UNSTABLE_OPTION), false);
+ assert_eq!(s.contains(PRINT_DOCS_PARTIALLY_UNSTABLE_OPTION), true);
}
#[test]
Config::print_docs(&mut output, true);
let s = str::from_utf8(&output).unwrap();
- assert_eq!(s.contains("stable_option"), true);
- assert_eq!(s.contains("unstable_option"), true);
- assert_eq!(s.contains("(unstable)"), true);
+ assert_eq!(s.contains(PRINT_DOCS_STABLE_OPTION), true);
+ assert_eq!(s.contains(PRINT_DOCS_UNSTABLE_OPTION), true);
+ assert_eq!(s.contains(PRINT_DOCS_PARTIALLY_UNSTABLE_OPTION), true);
}
#[test]
format_strings = false
format_macro_matchers = false
format_macro_bodies = true
+skip_macro_invocations = []
hex_literal_case = "Preserve"
empty_item_single_line = true
struct_lit_single_line = true
match_arm_blocks = true
match_arm_leading_pipes = "Never"
force_multiline_blocks = false
-fn_args_layout = "Tall"
+fn_params_layout = "Tall"
brace_style = "SameLineWhere"
control_brace_style = "AlwaysSameLine"
trailing_semicolon = true
assert_eq!(config.single_line_if_else_max_width(), 100);
}
}
+
+ #[cfg(test)]
+ mod partially_unstable_option {
+ use super::mock::{Config, PartiallyUnstableOption};
+ use super::*;
+
+ /// From the command line, we can override with a stable variant.
+ #[test]
+ fn test_override_stable_value() {
+ let mut config = Config::default();
+ config.override_value("partially_unstable_option", "V2");
+ assert_eq!(
+ config.partially_unstable_option(),
+ PartiallyUnstableOption::V2
+ );
+ }
+
+ /// From the command line, we can override with an unstable variant.
+ #[test]
+ fn test_override_unstable_value() {
+ let mut config = Config::default();
+ config.override_value("partially_unstable_option", "V3");
+ assert_eq!(
+ config.partially_unstable_option(),
+ PartiallyUnstableOption::V3
+ );
+ }
+ }
+
+ #[test]
+ fn test_override_skip_macro_invocations() {
+ let mut config = Config::default();
+ config.override_value("skip_macro_invocations", r#"["*", "println"]"#);
+ assert_eq!(
+ config.skip_macro_invocations(),
+ MacroSelectors(vec![
+ MacroSelector::All,
+ MacroSelector::Name(MacroName::new("println".to_owned()))
+ ])
+ );
+ }
}