From ed0856f36d30eb693e2aec158626602de53faebb Mon Sep 17 00:00:00 2001
From: rsteube <rsteube@users.noreply.github.com>
Date: Sat, 28 Dec 2024 20:24:23 +0100
Subject: [PATCH] shell: cmd-clink

---
 command.go                          |  1 +
 example/cmd/_test/cmd-clink.lua     | 18 +++++++++++++++++
 example/cmd/root_test.go            |  4 ++++
 go.mod                              |  2 +-
 internal/shell/cmd_clink/action.go  |  9 +++++++++
 internal/shell/cmd_clink/snippet.go | 30 +++++++++++++++++++++++++++++
 internal/shell/shell.go             |  3 +++
 7 files changed, 66 insertions(+), 1 deletion(-)
 create mode 100644 example/cmd/_test/cmd-clink.lua
 create mode 100644 internal/shell/cmd_clink/action.go
 create mode 100644 internal/shell/cmd_clink/snippet.go

diff --git a/command.go b/command.go
index 9b2e661f..e4b9a89e 100644
--- a/command.go
+++ b/command.go
@@ -57,6 +57,7 @@ func addCompletionCommand(targetCmd *cobra.Command) {
 		ActionStyledValues(
 			"bash", "#d35673",
 			"bash-ble", "#c2039a",
+			"cmd-clink", "#2B3436",
 			"elvish", "#ffd6c9",
 			"export", style.Default,
 			"fish", "#7ea8fc",
diff --git a/example/cmd/_test/cmd-clink.lua b/example/cmd/_test/cmd-clink.lua
new file mode 100644
index 00000000..3036a126
--- /dev/null
+++ b/example/cmd/_test/cmd-clink.lua
@@ -0,0 +1,18 @@
+local function example_completion(word, word_index, line_state, match_builder) 
+  args = { "example", "_carapace", "fish", "\"\"" } 
+  for i = 2,word_index,1 do 
+    table.insert(args, string.format("%q" ,line_state:getword(i))) 
+  end 
+  -- table.insert(args, word) 
+ 
+  output = io.popen(table.concat(args, " ")):read("*a") 
+  for line in string.gmatch(output, '[^\r\n]+') do 
+    -- match_builder:addmatch(line) 
+    match_builder:addmatch(string.gsub(line, '\t.*', "")) 
+  end 
+   
+  return true 
+end 
+ 
+clink.argmatcher("example"):addarg({example_completion}):loop(1)
+
diff --git a/example/cmd/root_test.go b/example/cmd/root_test.go
index 8f2f74b0..ec0cd69b 100644
--- a/example/cmd/root_test.go
+++ b/example/cmd/root_test.go
@@ -28,6 +28,10 @@ func TestBashBle(t *testing.T) {
 	testScript(t, "bash-ble", "./_test/bash-ble.sh")
 }
 
+func TestCmdClink(t *testing.T) {
+	testScript(t, "cmd-clink", "./_test/cmd-clink.lua")
+}
+
 func TestElvish(t *testing.T) {
 	testScript(t, "elvish", "./_test/elvish.elv")
 }
diff --git a/go.mod b/go.mod
index e97710b1..11cb928c 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/carapace-sh/carapace
 
-go 1.15
+go 1.16
 
 require (
 	github.com/carapace-sh/carapace-shlex v1.0.1
diff --git a/internal/shell/cmd_clink/action.go b/internal/shell/cmd_clink/action.go
new file mode 100644
index 00000000..c5850213
--- /dev/null
+++ b/internal/shell/cmd_clink/action.go
@@ -0,0 +1,9 @@
+package cmd_clink
+
+import (
+	"github.com/carapace-sh/carapace/internal/common"
+)
+
+func ActionRawValues(currentWord string, meta common.Meta, values common.RawValues) string {
+	return "TODO"
+}
diff --git a/internal/shell/cmd_clink/snippet.go b/internal/shell/cmd_clink/snippet.go
new file mode 100644
index 00000000..67b949e4
--- /dev/null
+++ b/internal/shell/cmd_clink/snippet.go
@@ -0,0 +1,30 @@
+package cmd_clink
+
+import (
+	"fmt"
+
+	"github.com/carapace-sh/carapace/pkg/uid"
+	"github.com/spf13/cobra"
+)
+
+func Snippet(cmd *cobra.Command) string {
+	result := fmt.Sprintf(`local function %v_completion(word, word_index, line_state, match_builder) 
+  args = { %#v, "_carapace", "fish", "\"\"" } 
+  for i = 2,word_index,1 do 
+    table.insert(args, string.format("%%q" ,line_state:getword(i))) 
+  end 
+  -- table.insert(args, word) 
+ 
+  output = io.popen(table.concat(args, " ")):read("*a") 
+  for line in string.gmatch(output, '[^\r\n]+') do 
+    -- match_builder:addmatch(line) 
+    match_builder:addmatch(string.gsub(line, '\t.*', "")) 
+  end 
+   
+  return true 
+end 
+ 
+clink.argmatcher("%v"):addarg({%v_completion}):loop(1)
+`, cmd.Name(), uid.Executable(), cmd.Name(), cmd.Name())
+	return result
+}
diff --git a/internal/shell/shell.go b/internal/shell/shell.go
index 780b291a..63e65bc2 100644
--- a/internal/shell/shell.go
+++ b/internal/shell/shell.go
@@ -10,6 +10,7 @@ import (
 	"github.com/carapace-sh/carapace/internal/env"
 	"github.com/carapace-sh/carapace/internal/shell/bash"
 	"github.com/carapace-sh/carapace/internal/shell/bash_ble"
+	"github.com/carapace-sh/carapace/internal/shell/cmd_clink"
 	"github.com/carapace-sh/carapace/internal/shell/elvish"
 	"github.com/carapace-sh/carapace/internal/shell/export"
 	"github.com/carapace-sh/carapace/internal/shell/fish"
@@ -33,6 +34,7 @@ func Snippet(cmd *cobra.Command, shell string) (string, error) {
 	shellSnippets := map[string]func(cmd *cobra.Command) string{
 		"bash":       bash.Snippet,
 		"bash-ble":   bash_ble.Snippet,
+		"cmd-clink":  cmd_clink.Snippet,
 		"export":     export.Snippet,
 		"fish":       fish.Snippet,
 		"elvish":     elvish.Snippet,
@@ -60,6 +62,7 @@ func Value(shell string, value string, meta common.Meta, values common.RawValues
 	shellFuncs := map[string]func(currentWord string, meta common.Meta, values common.RawValues) string{
 		"bash":       bash.ActionRawValues,
 		"bash-ble":   bash_ble.ActionRawValues,
+		"cmd-clink":  cmd_clink.ActionRawValues,
 		"fish":       fish.ActionRawValues,
 		"elvish":     elvish.ActionRawValues,
 		"export":     export.ActionRawValues,