Fixed caret position for append transforms

frontend/src/services.js

@@ -12,11 +12,19 @@ class TextProcessor {
     setCodeMirrorEditor(editor) {
         this._editor = editor;
         window.runtime.EventsOn("process-text-response", (data) => {
+            const cursorPos = this._editor.state.selection.main.head;
+            const appendInsertPos = this._appendInsertPos;
+            this._appendInsertPos = undefined;
+            let newSelection;
             const changes = data.output.map(span => {
                 if (span.append) {
+                    const insertAt = appendInsertPos !== undefined ? appendInsertPos : span.pos + span.len;
+                    if (cursorPos === insertAt) {
+                        newSelection = { anchor: insertAt + span.text.length };
+                    }
                     return {
-                        from: span.pos + span.len,
+                        from: insertAt,
-                        to: span.pos + span.len,
+                        to: insertAt,
                         insert: span.text,
                     };
                 } else {
@@ -27,7 +35,11 @@ class TextProcessor {
                     };
                 }
             });
-            this._editor.dispatch({ changes: changes });
+            const transaction = { changes: changes };
+            if (newSelection) {
+                transaction.selection = newSelection;
+            }
+            this._editor.dispatch(transaction);
         });
         window.runtime.EventsOn("request-text-process", (data) => {
             this.runTextCommand(data.action);
@@ -44,12 +56,14 @@ class TextProcessor {
 
         let inputs = [];
         if (shouldBeAll) {
+            this._appendInsertPos = this._editor.state.selection.main.head;
             inputs.push({
                 text: this._editor.state.doc.toString(),
                 pos: 0,
                 len: this._editor.state.doc.length,
             });
         } else {
+            this._appendInsertPos = undefined;
             inputs = ranges.map(r => ({
                 text: this._editor.state.doc.slice(r.from, r.to).toString(),
                 pos: r.from,

go.mod

@@ -3,6 +3,7 @@ module dequoter
 go 1.25
 
 require (
+	github.com/google/uuid v1.6.0
 	github.com/kirsle/configdir v0.0.0-20170128060238-e45d2f54772f
 	github.com/wailsapp/wails/v2 v2.10.2
 	gopkg.in/yaml.v3 v3.0.1
@@ -49,7 +50,6 @@ require (
 	github.com/go-viper/mapstructure/v2 v2.5.0 // indirect
 	github.com/godbus/dbus/v5 v5.1.0 // indirect
 	github.com/golang-jwt/jwt/v4 v4.5.2 // indirect
-	github.com/google/uuid v1.6.0 // indirect
 	github.com/gorilla/websocket v1.5.3 // indirect
 	github.com/jchv/go-winloader v0.0.0-20210711035445-715c2860da7e // indirect
 	github.com/labstack/echo/v4 v4.13.3 // indirect

textfilters.go

@@ -14,6 +14,7 @@ import (
 
 	"text/template"
 
+	"github.com/google/uuid"
 	"gopkg.in/yaml.v3"
 	"ucl.lmika.dev/ucl"
 )
@@ -60,14 +61,25 @@ var TextFilters = map[string]TextProcessor{
 			return TextFilterResponse{Output: strings.ToLower(input)}, nil
 		},
 	},
+	"quote": {
+		Label: "String: Quote",
+		Filter: func(ctx context.Context, input string) (resp TextFilterResponse, err error) {
+			return TextFilterResponse{Output: strconv.Quote(input)}, nil
+		},
+	},
 	"unquote": {
 		Label: "String: Unquote",
 		Filter: func(ctx context.Context, input string) (resp TextFilterResponse, err error) {
-			out, err := strconv.Unquote(input)
+			endNL := ""
+			if strings.HasSuffix(input, "\n") {
+				endNL = "\n"
+			}
+
+			out, err := strconv.Unquote(strings.TrimSpace(input))
 			if err != nil {
 				return TextFilterResponse{}, err
 			}
-			return TextFilterResponse{Output: out}, nil
+			return TextFilterResponse{Output: out + endNL}, nil
 		},
 	},
 	"join-lines-with-commas": {
@@ -176,6 +188,20 @@ var TextFilters = map[string]TextProcessor{
 		},
 	},
 
+	"uuid": {
+		Label: "Generate: UUID v4",
+		Filter: func(ctx context.Context, input string) (resp TextFilterResponse, err error) {
+			u, err := uuid.NewRandom()
+			if err != nil {
+				return TextFilterResponse{}, fmt.Errorf("failed to generate UUID: %w", err)
+			}
+			return TextFilterResponse{
+				Output: u.String(),
+				Append: true,
+			}, nil
+		},
+	},
+
 	"lines": {
 		Label: "Lines: Count",
 		Analyze: func(ctx context.Context, input string) (result string, err error) {