objdiff-cli diff: Show build errors/log

Author: encounter

objdiff-cli/src/cmd/diff.rs

@@ -22,7 +22,7 @@ use crossterm::{
 use objdiff_core::{
     bindings::diff::DiffResult,
     build::{
-        BuildConfig,
+        BuildConfig, BuildStatus,
         watcher::{Watcher, create_watcher},
     },
     config::{
@@ -251,6 +251,8 @@ pub struct AppState {
     pub project_config: Option<ProjectConfig>,
     pub target_path: Option<Utf8PlatformPathBuf>,
     pub base_path: Option<Utf8PlatformPathBuf>,
+    pub left_status: Option<BuildStatus>,
+    pub right_status: Option<BuildStatus>,
     pub left_obj: Option<(Object, ObjectDiff)>,
     pub right_obj: Option<(Object, ObjectDiff)>,
     pub prev_obj: Option<(Object, ObjectDiff)>,
@@ -348,6 +350,8 @@ impl AppState {
                 JobResult::None => unreachable!("Unexpected JobResult::None"),
                 JobResult::ObjDiff(result) => {
                     let result = result.unwrap();
+                    self.left_status = Some(result.first_status);
+                    self.right_status = Some(result.second_status);
                     self.left_obj = result.first_obj;
                     self.right_obj = result.second_obj;
                     self.reload_time = Some(result.time);
@@ -388,6 +392,8 @@ fn run_interactive(
         project_config,
         target_path,
         base_path,
+        left_status: None,
+        right_status: None,
         left_obj: None,
         right_obj: None,
         prev_obj: None,

objdiff-cli/src/views/function_diff.rs

@@ -1,8 +1,9 @@
 use core::cmp::Ordering;
 
-use anyhow::{Result, bail};
+use anyhow::Result;
 use crossterm::event::{Event, KeyCode, KeyEventKind, KeyModifiers, MouseButton, MouseEventKind};
 use objdiff_core::{
+    build::BuildStatus,
     diff::{
         DiffObjConfig, FunctionRelocDiffs, InstructionDiffKind, ObjectDiff, SymbolDiff,
         display::{DiffText, DiffTextColor, HighlightKind, display_row},
@@ -126,6 +127,11 @@ impl UiView for FunctionDiffUi {
             );
             max_width = max_width.max(text.width());
             left_text = Some(text);
+        } else if let Some(status) = &state.left_status {
+            let mut text = Text::default();
+            self.print_build_status(&mut text, status);
+            max_width = max_width.max(text.width());
+            left_text = Some(text);
         }
 
         let mut right_text = None;
@@ -155,6 +161,11 @@ impl UiView for FunctionDiffUi {
             let rect = content_chunks[1].inner(Margin::new(1, 1));
             self.print_margin(&mut text, symbol_diff, rect);
             margin_text = Some(text);
+        } else if let Some(status) = &state.right_status {
+            let mut text = Text::default();
+            self.print_build_status(&mut text, status);
+            max_width = max_width.max(text.width());
+            right_text = Some(text);
         }
 
         let mut prev_text = None;
@@ -453,7 +464,7 @@ impl UiView for FunctionDiffUi {
             }
             (Some((_l, _ls, ld)), None) => ld.instruction_rows.len(),
             (None, Some((_r, _rs, rd))) => rd.instruction_rows.len(),
-            (None, None) => bail!("Symbol not found: {}", self.symbol_name),
+            (None, None) => 0,
         };
         self.left_sym = left_sym;
         self.right_sym = right_sym;
@@ -596,6 +607,18 @@ impl FunctionDiffUi {
             }
         }
     }
+
+    fn print_build_status<'a>(&self, out: &mut Text<'a>, status: &'a BuildStatus) {
+        if !status.cmdline.is_empty() {
+            out.lines.push(Line::styled(status.cmdline.clone(), Style::new().fg(Color::LightBlue)));
+        }
+        for line in status.stdout.lines() {
+            out.lines.push(Line::styled(line, Style::new().fg(Color::White)));
+        }
+        for line in status.stderr.lines() {
+            out.lines.push(Line::styled(line, Style::new().fg(Color::Red)));
+        }
+    }
 }
 
 pub const COLOR_ROTATION: [Color; 7] = [