add --failed flag

Author: darklyspaced

src/bootstrap/flags.rs

@@ -333,6 +333,9 @@ pub enum Subcommand {
         /// do not run doc tests
         no_doc: bool,
         #[arg(long)]
+        /// rerun failed tests
+        failed: bool,
+        #[arg(long)]
         /// only run doc tests
         doc: bool,
         #[arg(long)]
@@ -458,6 +461,13 @@ impl Subcommand {
         }
     }
 
+    pub fn failed(&self) -> bool {
+        match *self {
+            Subcommand::Test { failed, .. } => !failed,
+            _ => false,
+        }
+    }
+
     pub fn doc_tests(&self) -> DocTests {
         match *self {
             Subcommand::Test { doc, no_doc, .. } => {

src/etc/completions/x.py.fish

@@ -262,6 +262,7 @@ complete -c x.py -n "__fish_seen_subcommand_from test" -l reproducible-artifact
 complete -c x.py -n "__fish_seen_subcommand_from test" -l set -d 'override options in config.toml' -r -f
 complete -c x.py -n "__fish_seen_subcommand_from test" -l no-fail-fast -d 'run all tests regardless of failure'
 complete -c x.py -n "__fish_seen_subcommand_from test" -l no-doc -d 'do not run doc tests'
+complete -c x.py -n "__fish_seen_subcommand_from test" -l failed -d 'rerun failed tests'
 complete -c x.py -n "__fish_seen_subcommand_from test" -l doc -d 'only run doc tests'
 complete -c x.py -n "__fish_seen_subcommand_from test" -l bless -d 'whether to automatically update stderr/stdout files'
 complete -c x.py -n "__fish_seen_subcommand_from test" -l force-rerun -d 'rerun tests even if the inputs are unchanged'

src/etc/completions/x.py.ps1

@@ -335,6 +335,7 @@ Register-ArgumentCompleter -Native -CommandName 'x.py' -ScriptBlock {
             [CompletionResult]::new('--set', 'set', [CompletionResultType]::ParameterName, 'override options in config.toml')
             [CompletionResult]::new('--no-fail-fast', 'no-fail-fast', [CompletionResultType]::ParameterName, 'run all tests regardless of failure')
             [CompletionResult]::new('--no-doc', 'no-doc', [CompletionResultType]::ParameterName, 'do not run doc tests')
+            [CompletionResult]::new('--failed', 'failed', [CompletionResultType]::ParameterName, 'rerun failed tests')
             [CompletionResult]::new('--doc', 'doc', [CompletionResultType]::ParameterName, 'only run doc tests')
             [CompletionResult]::new('--bless', 'bless', [CompletionResultType]::ParameterName, 'whether to automatically update stderr/stdout files')
             [CompletionResult]::new('--force-rerun', 'force-rerun', [CompletionResultType]::ParameterName, 'rerun tests even if the inputs are unchanged')

src/etc/completions/x.py.sh

@@ -1625,7 +1625,7 @@ _x.py() {
             return 0
             ;;
         x.py__test)
-            opts="-v -i -j -h --no-fail-fast --skip --test-args --rustc-args --no-doc --doc --bless --extra-checks --force-rerun --only-modified --compare-mode --pass --run --rustfix-coverage --verbose --incremental --config --build-dir --build --host --target --exclude --include-default-paths --rustc-error-format --on-fail --dry-run --stage --keep-stage --keep-stage-std --src --jobs --warnings --error-format --json-output --color --llvm-skip-rebuild --rust-profile-generate --rust-profile-use --llvm-profile-use --llvm-profile-generate --reproducible-artifact --set --help [PATHS]... [ARGS]..."
+            opts="-v -i -j -h --no-fail-fast --skip --test-args --rustc-args --no-doc --failed --doc --bless --force-rerun --only-modified --compare-mode --pass --run --rustfix-coverage --verbose --incremental --config --build-dir --build --host --target --exclude --include-default-paths --rustc-error-format --on-fail --dry-run --stage --keep-stage --keep-stage-std --src --jobs --warnings --error-format --json-output --color --llvm-skip-rebuild --rust-profile-generate --rust-profile-use --llvm-profile-use --llvm-profile-generate --reproducible-artifact --set --help [PATHS]... [ARGS]..."
             if [[ ${cur} == -* || ${COMP_CWORD} -eq 2 ]] ; then
                 COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                 return 0