Export count as a variable when running commands (#1187)

gokcehan · Apr 1, 2023 · 3ae67fc · 3ae67fc
1 parent f563263
commit 3ae67fc
Show file tree

Hide file tree

Showing 4 changed files with 19 additions and 0 deletions.
diff --git a/doc.go b/doc.go
@@ -186,6 +186,7 @@ The following environment variables are exported for shell commands:
 	lf_user_{option}
 	lf_width
 	lf_height
+	lf_count
 
 The following special shell commands are used to customize the behavior of lf when defined:
 
@@ -959,6 +960,10 @@ Value of the user_{option}.
 
 Width/Height of the terminal.
 
+	lf_count
+
+Value of the count associated with the current command.
+
 # Special Commands
 
 This section shows information about special shell commands.

diff --git a/docstring.go b/docstring.go
diff --git a/eval.go b/eval.go
@@ -1263,6 +1263,8 @@ func insert(app *app, arg string) {
 }
 
 func (e *callExpr) eval(app *app, args []string) {
+	os.Setenv("lf_count", strconv.Itoa(e.count))
+
 	switch e.name {
 	case "up":
 		if !app.nav.init {

diff --git a/lf.1 b/lf.1
@@ -207,6 +207,7 @@ The following environment variables are exported for shell commands:
     lf_user_{option}
     lf_width
     lf_height
+    lf_count
 .EE
 .PP
 The following special shell commands are used to customize the behavior of lf when defined:
@@ -1167,6 +1168,12 @@ Value of the user_{option}.
 .EE
 .PP
 Width/Height of the terminal.
+.PP
+.EX
+    lf_count
+.EE
+.PP
+Value of the count associated with the current command.
 .SH SPECIAL COMMANDS
 This section shows information about special shell commands.
 .PP