wip

new/json.go

@@ -217,6 +217,7 @@ func (p *jsonParser) parseObject() *node {
 			closeBracket := &node{depth: p.depth}
 			closeBracket.value = []byte{'}'}
 			closeBracket.directParent = object
+			closeBracket.index = -1
 			object.append(closeBracket)
 			p.next()
 			return object
@@ -243,10 +244,11 @@ func (p *jsonParser) parseArray() *node {
 		p.next()
 		return arr
 	}
-	for {
+	for i := 0; ; i++ {
 		p.depth++
 		value := p.parseValue()
 		value.directParent = arr
+		value.index = i
 		p.depth--
 		arr.append(value)
 		p.skipWhitespace()
@@ -254,6 +256,7 @@ func (p *jsonParser) parseArray() *node {
 			closeBracket := &node{depth: p.depth}
 			closeBracket.value = []byte{']'}
 			closeBracket.directParent = arr
+			closeBracket.index = -1
 			arr.append(closeBracket)
 			p.next()
 			return arr

new/main.go

@@ -5,6 +5,8 @@ import (
 	"io"
 	"os"
 	"runtime/pprof"
+	"strconv"
+	"strings"
 
 	"github.com/charmbracelet/bubbles/key"
 	tea "github.com/charmbracelet/bubbletea"
@@ -58,6 +60,7 @@ type model struct {
 	head, top             *node
 	cursor                int // cursor position [0, termHeight)
 	wrap                  bool
+	fileName              string
 }
 
 func (m *model) Init() tea.Cmd {
@@ -334,6 +337,11 @@ func (m *model) View() string {
 		screen = append(screen, '\n')
 	}
 
+	statusBar := m.cursorPath() + " "
+	statusBar += strings.Repeat(" ", max(0, m.termWidth-len(statusBar)-len(m.fileName)))
+	statusBar += m.fileName
+	screen = append(screen, currentTheme.StatusBar([]byte(statusBar))...)
+
 	return string(screen)
 }
 
@@ -409,3 +417,31 @@ func (m *model) selectNode(n *node) {
 		m.scrollIntoView()
 	}
 }
+
+func (m *model) cursorPath() string {
+	path := ""
+	at := m.cursorPointsTo()
+	for at != nil {
+		if at.prev != nil {
+			if at.chunk != nil {
+				at = at.parent()
+			}
+			if at.key != nil {
+				quoted := string(at.key)
+				unquoted, err := strconv.Unquote(quoted)
+				if err != nil {
+					panic(err)
+				}
+				if identifier.MatchString(unquoted) {
+					path = "." + unquoted + path
+				} else {
+					path = "[" + quoted + "]" + path
+				}
+			} else if at.index >= 0 {
+				path = "[" + strconv.Itoa(at.index) + "]" + path
+			}
+		}
+		at = at.parent()
+	}
+	return path
+}

new/node.go

@@ -10,6 +10,7 @@ type node struct {
 	value           []byte
 	chunk           []byte
 	comma           bool
+	index           int
 }
 
 func (n *node) append(child *node) {

new/utils.go

@@ -1,5 +1,11 @@
 package main
 
+import (
+	"regexp"
+)
+
+var identifier = regexp.MustCompile(`^[a-zA-Z_][a-zA-Z0-9_]*$`)
+
 func isHexDigit(ch byte) bool {
 	return (ch >= '0' && ch <= '9') || (ch >= 'a' && ch <= 'f') || (ch >= 'A' && ch <= 'F')
 }
@@ -8,6 +14,13 @@ func isDigit(ch byte) bool {
 	return ch >= '0' && ch <= '9'
 }
 
+func max(i, j int) int {
+	if i > j {
+		return i
+	}
+	return j
+}
+
 func prettyPrint(b []byte, selected bool, isChunk bool) []byte {
 	if len(b) == 0 {
 		return b