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authorTyler Mandry <tmandry@gmail.com>2020-09-09 21:02:35 -0700
committerGitHub <noreply@github.com>2020-09-09 21:02:35 -0700
commitba6e2b3a31c3f63db69880b8d74eae3faf73947d (patch)
tree6370e3146b4c3a47804c99969a498eb69a00d504 /compiler/rustc_session/src
parentd013e60ad479e086aae044a2e613510976bcb261 (diff)
parentf7aee330c70ef787d2224adb49804343978dd145 (diff)
downloadrust-ba6e2b3a31c3f63db69880b8d74eae3faf73947d.tar.gz
rust-ba6e2b3a31c3f63db69880b8d74eae3faf73947d.zip
Rollup merge of #76500 - richkadel:mir-graphviz-dark, r=tmandry
Add -Zgraphviz_dark_mode and monospace font fix

Many developers use a dark theme with editors and IDEs, but this
typically doesn't extend to graphviz output.

When I bring up a MIR graphviz document, the white background is
strikingly bright. This new option changes the colors used for graphviz
output to work better in dark-themed UIs.

<img width="1305" alt="Screen Shot 2020-09-09 at 3 00 31 PM" src="https://user-images.githubusercontent.com/3827298/92659478-4b9bff00-f2ad-11ea-8894-b40d3a873cb9.png">

Also fixed the monospace font for common graphviz renders (e.g., VS Code extensions), as described in https://github.com/rust-lang/rust/pull/76500#issuecomment-689837948

**Before:**
<img width="943" alt="Screen Shot 2020-09-09 at 2 48 44 PM" src="https://user-images.githubusercontent.com/3827298/92658939-47231680-f2ac-11ea-97ac-96727e4dd622.png">

**Now with fix:**
<img width="943" alt="Screen Shot 2020-09-09 at 2 49 02 PM" src="https://user-images.githubusercontent.com/3827298/92658959-51451500-f2ac-11ea-9aae-de982d466d6a.png">
Diffstat (limited to 'compiler/rustc_session/src')
-rw-r--r--compiler/rustc_session/src/options.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/compiler/rustc_session/src/options.rs b/compiler/rustc_session/src/options.rs
index 848c7cb7d75..c5050dbea73 100644
--- a/compiler/rustc_session/src/options.rs
+++ b/compiler/rustc_session/src/options.rs
@@ -909,6 +909,8 @@ options! {DebuggingOptions, DebuggingSetter, basic_debugging_options,
         "force all crates to be `rustc_private` unstable (default: no)"),
     fuel: Option<(String, u64)> = (None, parse_optimization_fuel, [TRACKED],
         "set the optimization fuel quota for a crate"),
+    graphviz_dark_mode: bool = (false, parse_bool, [UNTRACKED],
+        "use dark-themed colors in graphviz output (default: no)"),
     hir_stats: bool = (false, parse_bool, [UNTRACKED],
         "print some statistics about AST and HIR (default: no)"),
     human_readable_cgu_names: bool = (false, parse_bool, [TRACKED],