docs: move tmux documentation to its own file

1 files changed, 47 insertions, 40 deletions

diff --git a/internal/hexaiaction/cmdentry_runcommand_test.go b/internal/hexaiaction/cmdentry_runcommand_test.go
index 092e43b..b139bb3 100644
--- a/internal/hexaiaction/cmdentry_runcommand_test.go
+++ b/internal/hexaiaction/cmdentry_runcommand_test.go
@@ -1,53 +1,60 @@
 package hexaiaction
 
 import (
-    "bytes"
-    "context"
-    "io"
-    "os"
-    "path/filepath"
-    "testing"
+	"bytes"
+	"context"
+	"io"
+	"os"
+	"path/filepath"
+	"testing"
 
-    "codeberg.org/snonux/hexai/internal/tmux"
+	"codeberg.org/snonux/hexai/internal/tmux"
 )
 
 func TestRunCommand_UIChild(t *testing.T) {
-    dir := t.TempDir()
-    in := filepath.Join(dir, "in.txt")
-    out := filepath.Join(dir, "out.txt")
-    _ = os.WriteFile(in, []byte("sel"), 0o600)
-    old := runFn
-    runFn = func(_ context.Context, _ io.Reader, w io.Writer, _ io.Writer) error { _, _ = io.WriteString(w, "OK"); return nil }
-    t.Cleanup(func(){ runFn = old })
-    opts := Options{Infile: in, Outfile: out, UIChild: true}
-    if err := RunCommand(context.Background(), opts, bytes.NewBuffer(nil), io.Discard, io.Discard); err != nil {
-        t.Fatalf("RunCommand UIChild: %v", err)
-    }
-    b, _ := os.ReadFile(out)
-    if string(b) != "OK" { t.Fatalf("outfile: %q", string(b)) }
+	dir := t.TempDir()
+	in := filepath.Join(dir, "in.txt")
+	out := filepath.Join(dir, "out.txt")
+	_ = os.WriteFile(in, []byte("sel"), 0o600)
+	old := runFn
+	runFn = func(_ context.Context, _ io.Reader, w io.Writer, _ io.Writer) error {
+		_, _ = io.WriteString(w, "OK")
+		return nil
+	}
+	t.Cleanup(func() { runFn = old })
+	opts := Options{Infile: in, Outfile: out, UIChild: true}
+	if err := RunCommand(context.Background(), opts, bytes.NewBuffer(nil), io.Discard, io.Discard); err != nil {
+		t.Fatalf("RunCommand UIChild: %v", err)
+	}
+	b, _ := os.ReadFile(out)
+	if string(b) != "OK" {
+		t.Fatalf("outfile: %q", string(b))
+	}
 }
 
 func TestRunCommand_Tmux(t *testing.T) {
-    oldTTY := isTTYFn
-    oldExec := osExecutableFn
-    oldSplit := splitRunFn
-    isTTYFn = func(_ uintptr) bool { return false }
-    osExecutableFn = func() (string, error) { return "/bin/hexai-tmux-action", nil }
-    splitRunFn = func(_ tmux.SplitOpts, argv []string) error {
-        for i := 0; i < len(argv)-1; i++ {
-            if argv[i] == "-outfile" && i+1 < len(argv) {
-                _ = os.WriteFile(argv[i+1], []byte("OUT"), 0o600)
-                break
-            }
-        }
-        return nil
-    }
-    defer func(){ isTTYFn = oldTTY; osExecutableFn = oldExec; splitRunFn = oldSplit }()
-    var out bytes.Buffer
-    if err := RunCommand(context.Background(), Options{}, bytes.NewBufferString("X"), &out, io.Discard); err != nil {
-        t.Fatalf("RunCommand tmux: %v", err)
-    }
-    if out.String() != "OUT" { t.Fatalf("stdout: %q", out.String()) }
+	oldTTY := isTTYFn
+	oldExec := osExecutableFn
+	oldSplit := splitRunFn
+	isTTYFn = func(_ uintptr) bool { return false }
+	osExecutableFn = func() (string, error) { return "/bin/hexai-tmux-action", nil }
+	splitRunFn = func(_ tmux.SplitOpts, argv []string) error {
+		for i := 0; i < len(argv)-1; i++ {
+			if argv[i] == "-outfile" && i+1 < len(argv) {
+				_ = os.WriteFile(argv[i+1], []byte("OUT"), 0o600)
+				break
+			}
+		}
+		return nil
+	}
+	defer func() { isTTYFn = oldTTY; osExecutableFn = oldExec; splitRunFn = oldSplit }()
+	var out bytes.Buffer
+	if err := RunCommand(context.Background(), Options{}, bytes.NewBufferString("X"), &out, io.Discard); err != nil {
+		t.Fatalf("RunCommand tmux: %v", err)
+	}
+	if out.String() != "OUT" {
+		t.Fatalf("stdout: %q", out.String())
+	}
 }
 
 // Inline TTY path is exercised implicitly via other helpers; testing it directly