Implemented selecting nodes

package-lock.json

@@ -3422,6 +3422,11 @@
         "glogg": "1.0.0"
       }
     },
+    "hammerjs": {
+      "version": "2.0.8",
+      "resolved": "https://registry.npmjs.org/hammerjs/-/hammerjs-2.0.8.tgz",
+      "integrity": "sha1-BO93hiz/K7edMPdpIJWTAiK/YPE="
+    },
     "har-validator": {
       "version": "2.0.6",
       "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-2.0.6.tgz",
@@ -6205,6 +6210,14 @@
         "object-assign": "4.1.1"
       }
     },
+    "react-hammerjs": {
+      "version": "0.5.0",
+      "resolved": "https://registry.npmjs.org/react-hammerjs/-/react-hammerjs-0.5.0.tgz",
+      "integrity": "sha1-qiDlxfRNZg8+joftESgvEhc+d64=",
+      "requires": {
+        "hammerjs": "2.0.8"
+      }
+    },
     "read-all-stream": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/read-all-stream/-/read-all-stream-3.1.0.tgz",
@@ -7050,15 +7063,6 @@
       "integrity": "sha1-J5siXfHVgrH1TmWt3UNS4Y+qBxM=",
       "dev": true
     },
-    "string_decoder": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.3.tgz",
-      "integrity": "sha512-4AH6Z5fzNNBcH+6XDMfA/BTt87skxqJlO0lAh3Dker5zThcAxG6mKz+iGu308UKoPPQ8Dcqx/4JhujzltRa+hQ==",
-      "dev": true,
-      "requires": {
-        "safe-buffer": "5.1.1"
-      }
-    },
     "string-width": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
@@ -7070,6 +7074,15 @@
         "strip-ansi": "3.0.1"
       }
     },
+    "string_decoder": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.3.tgz",
+      "integrity": "sha512-4AH6Z5fzNNBcH+6XDMfA/BTt87skxqJlO0lAh3Dker5zThcAxG6mKz+iGu308UKoPPQ8Dcqx/4JhujzltRa+hQ==",
+      "dev": true,
+      "requires": {
+        "safe-buffer": "5.1.1"
+      }
+    },
     "stringifier": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/stringifier/-/stringifier-1.3.0.tgz",

package.json

@@ -29,7 +29,8 @@
     "brace": "0.9.1",
     "javascript-natural-sort": "0.7.1",
     "lodash": "4.17.4",
-    "prop-types": "15.5.10"
+    "prop-types": "15.5.10",
+    "react-hammerjs": "0.5.0"
   },
   "devDependencies": {
     "ava": "0.17.0",

src/components/JSONNode.js

@@ -145,7 +145,7 @@ export default class JSONNode extends Component {
    */
   renderAppend (text) {
     return h('div', {
-        'data-path': compileJSONPointer(this.props.path) + '/#',
+        'data-path': compileJSONPointer(this.props.path) + '/-',
         className: 'jsoneditor-node',
         onKeyDown: this.handleKeyDownAppend
       }, [

src/components/TreeMode.js

@@ -1,6 +1,8 @@
 // @flow weak
 
 import { createElement as h, Component } from 'react'
+import isEqual from 'lodash/isEqual'
+import Hammer from 'react-hammerjs'
 import jump from '../assets/jump.js/src/jump'
 import Ajv from 'ajv'
 
@@ -13,7 +15,7 @@ import {
     expand, expandPath, addErrors,
     search, applySearchResults, nextSearchResult, previousSearchResult,
     applySelection,
-    compileJSONPointer
+    compileJSONPointer, parseJSONPointer
 } from '../eson'
 import { patchEson } from '../patchEson'
 import {
@@ -32,7 +34,7 @@ import {
 import { createFindKeyBinding } from '../utils/keyBindings'
 import { KEY_BINDINGS } from '../constants'
 
-import type { ESON, ESONPatch } from '../types'
+import type { ESON, ESONPatch, JSONPath } from '../types'
 
 const AJV_OPTIONS = {
   allErrors: true,
@@ -182,19 +184,26 @@ export default class TreeMode extends Component {
       this.renderMenu(searchResults),
 
       h('div', {
-            key: 'contents',
-            ref: 'contents',
-            className: 'jsoneditor-contents jsoneditor-tree-contents',
-            id: this.id
+        key: 'contents',
+        ref: 'contents',
+        className: 'jsoneditor-contents jsoneditor-tree-contents'
       },
-        h('ul', {className: 'jsoneditor-list jsoneditor-root' + (data.selected ? ' jsoneditor-selected' : '')},
-          h(Node, {
-            data,
-            events: state.events,
-            options: props,
-            path: [],
-            prop: null
-          })
+        h(Hammer, {
+              id: this.id,
+              direction:  'DIRECTION_VERTICAL',
+              onTap: this.handleTap,
+              onPanStart: this.handlePanStart,
+              onPan: this.handlePan
+        },
+          h('ul', {className: 'jsoneditor-list jsoneditor-root' + (data.selected ? ' jsoneditor-selected' : '')},
+            h(Node, {
+              data,
+              events: state.events,
+              options: props,
+              path: [],
+              prop: null
+            })
+          )
         )
       )
     ])
@@ -494,6 +503,42 @@ export default class TreeMode extends Component {
     this.emitOnChange (actions, result.revert, result.data)
   }
 
+  handleTap = (event) => {
+    if (this.state.selection) {
+      this.setState({ selection: null })
+    }
+  }
+
+  handlePanStart = (event) => {
+    const path = this.findDataPathFromElement(event.target.firstChild)
+    if (path) {
+      this.setState({
+        selection: {
+          start: {path},
+          end: {path}
+        }
+      })
+    }
+  }
+
+  handlePan = (event) => {
+    const path = this.findDataPathFromElement(event.target.firstChild)
+    if (path && this.state.selection && !isEqual(path, this.state.selection.end.path)) {
+      this.setState({
+        selection: {
+          start: this.state.selection.start,
+          end: {path}
+        }
+      })
+    }
+  }
+
+  findDataPathFromElement (element: Element) : JSONPath | null {
+    // The .replace is to change paths like `/myarray/-` into `/myarray`
+    const attr = element && element.getAttribute && element.getAttribute('data-path').replace(/\/-$/, '')
+    return attr ? parseJSONPointer(attr) : null
+  }
+
   /**
    * Scroll the window vertically to the node with given path
    * @param {Path} path

src/components/menu/Search.less

@@ -12,6 +12,7 @@ div.jsoneditor-search {
   form.jsoneditor-search-box {
     display: inline-flex;
     position: relative;
+    max-width: 100%;
 
     background-color: white;
     border: 2px solid @theme-color;

src/jsoneditor.less

@@ -442,6 +442,7 @@ div.jsoneditor-menu-separator {
 
 div.jsoneditor-menu-panel-right {
   float: right;
+  max-width: 100%;
 }
 
 button.jsoneditor-remove span.jsoneditor-icon {

test/eson.test.js

@@ -8,11 +8,6 @@ import {
     applySelection
 } from '../src/eson'
 
-
-// TODO: move all JSON documents in separate json files to keep the test readable?
-
-// TODO: instead of all slightly different copies of ESON, built them up via setIn, updateIn based on ESON
-
 const JSON1 = loadJSON('./resources/json1.json')
 const ESON1 = loadJSON('./resources/eson1.json')
 const ESON2 = loadJSON('./resources/eson2.json')