Treat --all-features flag as one of feature combinations

taiki-e · Oct 16, 2020 · abcbe71 · abcbe71
1 parent 45cafc0
commit abcbe71
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Showing 6 changed files with 256 additions and 142 deletions.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -6,6 +6,12 @@ This project adheres to [Semantic Versioning](https://semver.org).
 
 ## [Unreleased]
 
+* Treat `--all-features` flag as one of feature combinations. See [#42][42] for details.
+
+* Add `--skip-all-features` flag. See [#42][42] for details.
+
+[42]: https://github.com/taiki-e/cargo-hack/pull/42
+
 ## [0.3.14] - 2020-10-10
 
 * [Add `--depth` option.][59] See [#59][59] for details.

diff --git a/src/cli.rs b/src/cli.rs
@@ -16,18 +16,12 @@ const HELP: &[(&str, &str, &str, &[&str])] = &[
     ("", "--exclude <SPEC>...", "Exclude packages from the check", &[]),
     ("", "--manifest-path <PATH>", "Path to Cargo.toml", &[]),
     ("", "--features <FEATURES>...", "Space-separated list of features to activate", &[]),
-    (
-        "",
-        "--each-feature",
-        "Perform for each feature which includes --no-default-features flag and default features of the package",
-        &[],
-    ),
-    (
-        "",
-        "--feature-powerset",
-        "Perform for the feature powerset which includes --no-default-features flag and default features of the package",
-        &[],
-    ),
+    ("", "--each-feature", "Perform for each feature of the package", &[
+        "This also includes runs with just --no-default-features flag, --all-features flag, and default features.",
+    ]),
+    ("", "--feature-powerset", "Perform for the feature powerset of the package", &[
+        "This also includes runs with just --no-default-features flag, --all-features flag, and default features.",
+    ]),
     ("", "--optional-deps [DEPS]...", "Use optional dependencies as features", &[
         "If DEPS are not specified, all optional dependencies are considered as features.",
         "This flag can only be used with either --each-feature flag or --feature-powerset flag.",
@@ -39,6 +33,9 @@ const HELP: &[(&str, &str, &str, &[&str])] = &[
     ("", "--skip-no-default-features", "Skip run of just --no-default-features flag", &[
         "This flag can only be used with either --each-feature flag or --feature-powerset flag.",
     ]),
+    ("", "--skip-all-features", "Skip run of just --all-features flag", &[
+        "This flag can only be used with either --each-feature flag or --feature-powerset flag.",
+    ]),
     (
         "",
         "--depth <NUM>",
@@ -121,7 +118,7 @@ impl fmt::Display for Help {
         writeln!(
             f,
             "\
-{0} {1}\n\n{2}
+{0} {1}\n{2}
 USAGE:
     cargo hack [OPTIONS] [SUBCOMMAND]\n
 Use -h for short descriptions and --help for more details.\n
@@ -195,6 +192,8 @@ pub(crate) struct Args {
     pub(crate) optional_deps: Option<Vec<String>>,
     /// --skip-no-default-features
     pub(crate) skip_no_default_features: bool,
+    /// --skip-all-features
+    pub(crate) skip_all_features: bool,
     /// --clean-per-run
     pub(crate) clean_per_run: bool,
     /// -v, --verbose, -vv
@@ -279,6 +278,7 @@ pub(crate) fn args(coloring: &mut Option<Coloring>) -> Result<Option<Args>> {
     let mut ignore_unknown_features = false;
     let mut ignore_non_exist_features = false;
     let mut skip_no_default_features = false;
+    let mut skip_all_features = false;
     let mut clean_per_run = false;
     let mut verbose = false;
     let mut depth = None;
@@ -420,6 +420,7 @@ pub(crate) fn args(coloring: &mut Option<Coloring>) -> Result<Option<Args>> {
                 "--feature-powerset" => parse_flag!(feature_powerset),
                 "--ignore-private" => parse_flag!(ignore_private),
                 "--skip-no-default-features" => parse_flag!(skip_no_default_features),
+                "--skip-all-features" => parse_flag!(skip_all_features),
                 "--clean-per-run" => parse_flag!(clean_per_run),
                 "--ignore-unknown-features" => {
                     if ignore_unknown_features || ignore_non_exist_features {
@@ -474,6 +475,10 @@ pub(crate) fn args(coloring: &mut Option<Coloring>) -> Result<Option<Args>> {
             bail!(
                 "--skip-no-default-features can only be used with either --each-feature or --feature-powerset"
             );
+        } else if skip_all_features {
+            bail!(
+                "--skip-all-features can only be used with either --each-feature or --feature-powerset"
+            );
         }
     }
     if depth.is_some() && !feature_powerset {
@@ -562,6 +567,7 @@ For more information try --help
         ignore_unknown_features: ignore_unknown_features || ignore_non_exist_features,
         optional_deps,
         skip_no_default_features,
+        skip_all_features,
         clean_per_run,
         depth,
 

diff --git a/src/package.rs b/src/package.rs
@@ -81,13 +81,10 @@ impl<'a> Kind<'a> {
                 *total += 1;
                 Kind::Nomal { show_progress: true }
             } else {
-                *total += features.len();
-                if !args.skip.iter().any(|x| x == "default") {
-                    *total += 1;
-                }
-                if !args.skip_no_default_features {
-                    *total += 1;
-                }
+                *total += features.len()
+                    + (!args.skip.iter().any(|x| x == "default")) as usize
+                    + (!args.skip_no_default_features) as usize
+                    + (!args.skip_all_features) as usize;
                 Kind::Each { features }
             }
         } else if args.feature_powerset {
@@ -102,13 +99,10 @@ impl<'a> Kind<'a> {
                 Kind::Nomal { show_progress: true }
             } else {
                 // -1: the first element of a powerset is `[]`
-                *total += features.len() - 1;
-                if !args.skip.iter().any(|x| x == "default") {
-                    *total += 1;
-                }
-                if !args.skip_no_default_features {
-                    *total += 1;
-                }
+                *total += features.len() - 1
+                    + (!args.skip.iter().any(|x| x == "default")) as usize
+                    + (!args.skip_no_default_features) as usize
+                    + (!args.skip_all_features) as usize;
                 Kind::Powerset { features }
             }
         } else {
@@ -151,18 +145,28 @@ pub(crate) fn exec(
     }
 
     match &package.kind {
-        Kind::Each { features } => features
-            .iter()
-            .try_for_each(|f| exec_cargo_with_features(args, package, &line, info, Some(f))),
+        Kind::Each { features } => {
+            features
+                .iter()
+                .try_for_each(|f| exec_cargo_with_features(args, package, &line, info, Some(f)))?;
+        }
         Kind::Powerset { features } => {
             // The first element of a powerset is `[]` so it should be skipped.
             features
                 .iter()
                 .skip(1)
-                .try_for_each(|f| exec_cargo_with_features(args, package, &line, info, f))
+                .try_for_each(|f| exec_cargo_with_features(args, package, &line, info, f))?;
         }
         _ => unreachable!(),
     }
+
+    if !args.skip_all_features {
+        // run with all features
+        line.arg("--all-features");
+        exec_cargo(args, package, &mut line, info, true)?;
+    }
+
+    Ok(())
 }
 
 fn exec_cargo_with_features(

diff --git a/tests/long-help.txt b/tests/long-help.txt
@@ -1,5 +1,4 @@
 cargo-hack 0.3.14
-
 A tool to work around some limitations on cargo.
 
 USAGE:
@@ -27,10 +26,14 @@ OPTIONS:
             Space-separated list of features to activate.
 
         --each-feature
-            Perform for each feature which includes --no-default-features flag and default features of the package.
+            Perform for each feature of the package.
+
+            This also includes runs of only --no-default-features flag, --all-features flag, and default features.
 
         --feature-powerset
-            Perform for the feature powerset which includes --no-default-features flag and default features of the package.
+            Perform for the feature powerset of the package.
+
+            This also includes runs of only --no-default-features flag, --all-features flag, and default features.
 
         --optional-deps [DEPS]...
             Use optional dependencies as features.
@@ -47,7 +50,12 @@ OPTIONS:
             This flag can only be used with either --each-feature flag or --feature-powerset flag.
 
         --skip-no-default-features
-            Skip run of just --no-default-features flag.
+            Skip run of only --no-default-features flag.
+
+            This flag can only be used with either --each-feature flag or --feature-powerset flag.
+
+        --skip-all-features
+            Skip run of only --all-features flag.
 
             This flag can only be used with either --each-feature flag or --feature-powerset flag.
 

diff --git a/tests/short-help.txt b/tests/short-help.txt
@@ -1,5 +1,4 @@
 cargo-hack 0.3.14
-
 A tool to work around some limitations on cargo.
 
 USAGE:
@@ -14,11 +13,12 @@ OPTIONS:
         --exclude <SPEC>...        Exclude packages from the check
         --manifest-path <PATH>     Path to Cargo.toml
         --features <FEATURES>...   Space-separated list of features to activate
-        --each-feature             Perform for each feature which includes --no-default-features flag and default features of the package
-        --feature-powerset         Perform for the feature powerset which includes --no-default-features flag and default features of the package
+        --each-feature             Perform for each feature of the package
+        --feature-powerset         Perform for the feature powerset of the package
         --optional-deps [DEPS]...  Use optional dependencies as features
         --skip <FEATURES>...       Space-separated list of features to skip
-        --skip-no-default-features Skip run of just --no-default-features flag
+        --skip-no-default-features Skip run of only --no-default-features flag
+        --skip-all-features        Skip run of only --all-features flag
         --depth <NUM>              Specify a max number of simultaneous feature flags of --feature-powerset
         --no-dev-deps              Perform without dev-dependencies
         --remove-dev-deps          Equivalent to --no-dev-deps flag except for does not restore the original `Cargo.toml` after performed