summaryrefslogtreecommitdiffstats
path: root/library/test/src/term/terminfo/mod.rs
diff options
context:
space:
mode:
Diffstat (limited to 'library/test/src/term/terminfo/mod.rs')
-rw-r--r--library/test/src/term/terminfo/mod.rs20
1 files changed, 20 insertions, 0 deletions
diff --git a/library/test/src/term/terminfo/mod.rs b/library/test/src/term/terminfo/mod.rs
index 694473f52..355859019 100644
--- a/library/test/src/term/terminfo/mod.rs
+++ b/library/test/src/term/terminfo/mod.rs
@@ -80,6 +80,17 @@ impl TermInfo {
/// Creates a TermInfo for the named terminal.
pub(crate) fn from_name(name: &str) -> Result<TermInfo, Error> {
+ if cfg!(miri) {
+ // Avoid all the work of parsing the terminfo (it's pretty slow under Miri), and just
+ // assume that the standard color codes work (like e.g. the 'colored' crate).
+ return Ok(TermInfo {
+ names: Default::default(),
+ bools: Default::default(),
+ numbers: Default::default(),
+ strings: Default::default(),
+ });
+ }
+
get_dbpath_for_term(name)
.ok_or_else(|| {
Error::IoError(io::Error::new(io::ErrorKind::NotFound, "terminfo file not found"))
@@ -119,6 +130,12 @@ pub(crate) struct TerminfoTerminal<T> {
impl<T: Write + Send> Terminal for TerminfoTerminal<T> {
fn fg(&mut self, color: color::Color) -> io::Result<bool> {
let color = self.dim_if_necessary(color);
+ if cfg!(miri) && color < 8 {
+ // The Miri logic for this only works for the most basic 8 colors, which we just assume
+ // the terminal will support. (`num_colors` is always 0 in Miri, so higher colors will
+ // just fail. But libtest doesn't use any higher colors anyway.)
+ return write!(self.out, "\x1B[3{color}m").and(Ok(true));
+ }
if self.num_colors > color {
return self.apply_cap("setaf", &[Param::Number(color as i32)]);
}
@@ -126,6 +143,9 @@ impl<T: Write + Send> Terminal for TerminfoTerminal<T> {
}
fn reset(&mut self) -> io::Result<bool> {
+ if cfg!(miri) {
+ return write!(self.out, "\x1B[0m").and(Ok(true));
+ }
// are there any terminals that have color/attrs and not sgr0?
// Try falling back to sgr, then op
let cmd = match ["sgr0", "sgr", "op"].iter().find_map(|cap| self.ti.strings.get(*cap)) {