Basic BASH completion

tools/completion/bash.go

@@ -0,0 +1,27 @@
+// License: GPLv3 Copyright: 2022, Kovid Goyal, <kovid at kovidgoyal.net>
+
+package completion
+
+import (
+	"fmt"
+	"strings"
+
+	"kitty/tools/utils"
+)
+
+var _ = fmt.Print
+
+func bash_output_serializer(completions []*Completions, shell_state map[string]string) ([]byte, error) {
+	output := strings.Builder{}
+	for _, mg := range completions[0].Groups {
+		for _, m := range mg.Matches {
+			fmt.Fprintln(&output, "COMPREPLY+=("+utils.QuoteStringForSH(m.Word)+")")
+		}
+	}
+	return []byte(output.String()), nil
+}
+
+func init() {
+	input_parsers["bash"] = shell_input_parser
+	output_serializers["bash"] = bash_output_serializer
+}

tools/completion/zsh.go

@@ -15,6 +15,21 @@ import (
 
 var _ = fmt.Print
 
+func shell_input_parser(data []byte, shell_state map[string]string) ([][]string, error) {
+	raw := string(data)
+	new_word := strings.HasSuffix(raw, "\n\n")
+	raw = strings.TrimRight(raw, "\n \t")
+	scanner := bufio.NewScanner(strings.NewReader(raw))
+	words := make([]string, 0, 32)
+	for scanner.Scan() {
+		words = append(words, scanner.Text())
+	}
+	if new_word {
+		words = append(words, "")
+	}
+	return [][]string{words}, nil
+}
+
 func zsh_input_parser(data []byte, shell_state map[string]string) ([][]string, error) {
 	matcher := shell_state["_matcher"]
 	q := ""
@@ -32,18 +47,7 @@ func zsh_input_parser(data []byte, shell_state map[string]string) ([][]string, e
 		// these matcher types break completion, so just abort in this case.
 		return nil, fmt.Errorf("ZSH anchor based matching active, cannot complete")
 	}
-	raw := string(data)
-	new_word := strings.HasSuffix(raw, "\n\n")
-	raw = strings.TrimRight(raw, "\n \t")
-	scanner := bufio.NewScanner(strings.NewReader(raw))
-	words := make([]string, 0, 32)
-	for scanner.Scan() {
-		words = append(words, scanner.Text())
-	}
-	if new_word {
-		words = append(words, "")
-	}
-	return [][]string{words}, nil
+	return shell_input_parser(data, shell_state)
 }
 
 func fmt_desc(word, desc string, max_word_len int, f *markup.Context, screen_width int) string {