holy shit delete range rabbit hole

lib/models/node.js

@@ -61,61 +61,90 @@ const Node = {
     node.assertHasDescendant(startKey)
     node.assertHasDescendant(endKey)
 
-    let startNode = node.getDescendant(startKey)
+    // If the start and end nodes are the same, just remove characters.
-
-    // If the start and end nodes are the same, remove the matching characters.
     if (startKey == endKey) {
+      const startNode = node.getDescendant(startKey)
       const characters = startNode.characters.filterNot((char, i) => {
         return startOffset <= i && i < endOffset
       })
 
-      startNode = startNode.merge({ characters })
+      node = node.updateDescendant(startNode.merge({ characters }))
-      node = node.updateDescendant(startNode)
       return node
     }
 
-    // Otherwise, remove the text from the first and last nodes...
+    // Determine the start edge text nodes.
-    const startRange = Selection.create({
+    const start = range.moveToStart()
-      anchorKey: startKey,
+    const startFurthest = node.getFurthestBlock(startKey)
-      anchorOffset: startOffset,
+    let startText
-      focusKey: startKey,
+    let startEdgeText
-      focusOffset: startNode.length
-    })
 
-    const endRange = Selection.create({
+    if (range.hasEdgeAtStartOf(startFurthest)) {
-      anchorKey: endKey,
+      startText = node.getPreviousText(startKey)
-      anchorOffset: 0,
+      startEdgeText = node.getDescendant(startKey)
-      focusKey: endKey,
+    }
-      focusOffset: endOffset
-    })
 
-    node = node.deleteAtRange(startRange)
+    else if (range.hasEdgeAtEndOf(startFurthest)) {
-    node = node.deleteAtRange(endRange)
+      startText = node.getDescendant(startKey)
+      startEdgeText = node.getNextText(startKey)
+    }
+
+    else {
+      node = node.splitBlockAtRange(start, Infinity)
+      startText = node.getDescendant(startKey)
+      startEdgeText = node.getNextText(startKey)
+    }
+
+    // Determine the end edge text nodes.
+    const end = range.moveToEnd()
+    const endFurthest = node.getFurthestBlock(endKey)
+    let endText
+    let endEdgeText
+
+    if (range.hasEdgeAtStartOf(endFurthest)) {
+      endEdgeText = node.getPreviousText(endKey)
+      endText = node.getDescendant(endKey)
+    }
+
+    else if (range.hasEdgeAtEndOf(endFurthest)) {
+      endEdgeText = node.getDescendant(endKey)
+      endText = node.getNextText(endKey)
+    }
+
+    else {
+      node = node.splitBlockAtRange(end, Infinity)
+      endEdgeText = node.getDescendant(endKey)
+      endText = node.getNextText(endKey)
+    }
+
+    // Remove the new blocks inside the edges.
+    const startEdgeBlock = node.getFurthestBlock(startEdgeText)
+    const endEdgeBlock = node.getFurthestBlock(endEdgeText)
 
-    // Then remove any nodes in between the top-most start and end nodes...
-    let startParent = node.getParent(startKey)
-    let endParent = node.getParent(endKey)
-    const startAncestor = node.getHighestChild(startParent)
-    const endAncestor = node.getHighestChild(endParent)
     const nodes = node.nodes
-      .takeUntil(child => child == startAncestor)
+      .takeUntil(n => n == startEdgeBlock)
-      .push(startAncestor)
+      .concat(node.nodes.skipUntil(n => n == endEdgeBlock).rest())
-      .concat(node.nodes.skipUntil(child => child == endAncestor))
 
     node = node.merge({ nodes })
 
-    // Then add the end parent's nodes to the start parent node.
+    // Take the end edge's split text and move it to the start edge.
-    const newNodes = startParent.nodes.concat(endParent.nodes)
+    let startBlock = node.getFurthestBlock(startText)
-    startParent = startParent.merge({ nodes: newNodes })
+    let endChild = node.getFurthestInline(endText) || endText
-    node = node.updateDescendant(startParent)
 
-    // Then remove the end parent.
+    const startNodes = startBlock.nodes.push(endChild)
-    let endGrandparent = node.getParent(endParent)
+    startBlock = startBlock.merge({ nodes: startNodes })
-    node = endGrandparent == node
+    node = node.updateDescendant(startBlock)
-      ? node.removeDescendant(endParent)
-      : node.updateDescendant(endGrandparent.removeDescendant(endParent))
 
-    // Normalize the node.
+    // While the end child is an only child, remove the block it's in.
+    let endParent = node.getClosestBlock(endChild)
+
+    while (endParent && endParent.nodes.size == 1) {
+      endChild = endParent
+      endParent = node.getClosestBlock(endParent)
+    }
+
+    node = node.removeDescendant(endChild)
+
+    // Normalize the adjacent text nodes.
     return node.normalize()
   },
 
@@ -774,7 +803,20 @@ const Node = {
   removeDescendant(key) {
     key = normalizeKey(key)
     this.assertHasDescendant(key)
-    const nodes = this.nodes.filterNot(node => node.key == key)
+
+    const child = this.getChild(key)
+
+    if (child) {
+      const nodes = this.nodes.filterNot(node => node == child)
+      return this.merge({ nodes })
+    }
+
+    const nodes = this.nodes.map((node) => {
+      return node.kind == 'text'
+        ? node
+        : node.removeDescendant(key)
+    })
+
     return this.merge({ nodes })
   },
 
@@ -782,7 +824,7 @@ const Node = {
    * Set the block nodes in a range to `type`, with optional `data`.
    *
    * @param {Selection} range
-   * @param {String} type
+   * @param {String} type (optional)
    * @param {Data} data (optional)
    * @return {Node} node
    */
@@ -797,15 +839,12 @@ const Node = {
       type = null
     }
 
-    // If data is passed, ensure it's immutable.
-    if (data) data = Data.create(data)
-
     // Update each of the blocks.
     const blocks = node.getBlocksAtRange(range)
     blocks.forEach((block) => {
       const obj = {}
       if (type) obj.type = type
-      if (data) obj.data = data
+      if (data) obj.data = Data.create(data)
       block = block.merge(obj)
       node = node.updateDescendant(block)
     })
@@ -817,7 +856,7 @@ const Node = {
    * Set the inline nodes in a range to `type`, with optional `data`.
    *
    * @param {Selection} range
-   * @param {String} type
+   * @param {String} type (optional)
    * @param {Data} data (optional)
    * @return {Node} node
    */
@@ -832,15 +871,12 @@ const Node = {
       type = null
     }
 
-    // If data is passed, ensure it's immutable.
-    if (data) data = Data.create(data)
-
     // Update each of the inlines.
     const inlines = node.getInlinesAtRange(range)
     inlines.forEach((inline) => {
       const obj = {}
       if (type) obj.type = type
-      if (data) obj.data = data
+      if (data) obj.data = Data.create(data)
       inline = inline.merge(obj)
       node = node.updateDescendant(inline)
     })
@@ -849,13 +885,14 @@ const Node = {
   },
 
   /**
-   * Split the block nodes at a `range`.
+   * Split the block nodes at a `range`, to optional `depth`.
    *
    * @param {Selection} range
+   * @param {Number} depth (optional)
    * @return {Node} node
    */
 
-  splitBlockAtRange(range) {
+  splitBlockAtRange(range, depth = 1) {
     let node = this
     range = range.normalize(node)
 
@@ -865,47 +902,68 @@ const Node = {
       range = range.moveToStart()
     }
 
-    // Split the inline nodes at the range.
+    // If at the start of end of the node, do nothing.
-    node = node.splitInlineAtRange(range)
+    if (range.isAtStartOf(node) || range.isAtEndOf(node)) return node
 
-    // Find the highest inline elements that were split.
+    // If at the start of end of the closest block, do nothing.
     const { startKey } = range
-    const firstText = node.getDescendant(startKey)
+    const block = node.getClosestBlock(startKey)
-    const firstChild = node.getFurthestInline(firstText) || firstText
+    if (range.isAtStartOf(block) || range.isAtEndOf(block)) return node
-    const secondText = node.getNextText(startKey)
-    const secondChild = node.getFurthestInline(secondText) || secondText
 
-    // Remove the second inline child from the first block.
+    // If not at the edge of the furthest inline, split it.
-    let firstBlock = node.getBlocksAtRange(range).first()
+    const text = node.getDescendant(startKey)
-    firstBlock = firstBlock.removeDescendant(secondChild)
+    const furthest = node.getFurthestInline(text) || text
 
-    // Create a new block with the second inline child in it.
+    if (!range.isAtStartOf(furthest) && !range.isAtEndOf(furthest)) {
-    const secondBlock = Block.create({
+      node = node.splitInlineAtRange(range)
-      type: firstBlock.type,
-      data: firstBlock.data,
-      nodes: [secondChild]
-    })
-
-    // Replace the block in the parent with the two new blocks.
-    let parent = node.getParent(firstBlock)
-    const nodes = parent.nodes.takeUntil(n => n.key == firstBlock.key)
-      .push(firstBlock)
-      .push(secondBlock)
-      .concat(parent.nodes.skipUntil(n => n.key == firstBlock.key).rest())
-
-    // If the node is the parent, just merge, otherwise deep merge.
-    if (parent == node) {
-      node = node.merge({ nodes })
-    } else {
-      parent = parent.merge({ nodes })
-      node = node.updateDescendant(parent)
     }
 
-    // Normalize the node.
+    // Find the highest inline elements that were split.
-    return node.normalize()
+    const firstText = node.getDescendant(startKey)
+    const secondText = node.getNextText(startKey)
+    let firstChild = node.getFurthestInline(firstText) || firstText
+    let secondChild = node.getFurthestInline(secondText) || secondText
+    let parent = node.getClosestBlock(firstChild)
+    let d = 0
+
+    // While the parent is a block, split the block nodes.
+    while (parent && d < depth) {
+      firstChild = parent.merge({ nodes: Block.createList([firstChild]) })
+      secondChild = Block.create({
+        nodes: [secondChild],
+        type: parent.type,
+        data: parent.data
+      })
+
+      // Add the new children.
+      const grandparent = node.getParent(parent)
+      const nodes = grandparent.nodes
+        .takeUntil(n => n.key == firstChild.key)
+        .push(firstChild)
+        .push(secondChild)
+        .concat(grandparent.nodes.skipUntil(n => n.key == firstChild.key).rest())
+
+      // Update the grandparent.
+      node = grandparent == node
+        ? node.merge({ nodes })
+        : node.updateDescendant(grandparent.merge({ nodes }))
+
+      d++
+      parent = node.getClosestBlock(firstChild)
+    }
+
+    return node
   },
 
-  splitInlineAtRange(range) {
+  /**
+   * Split the inline nodes at a `range`, to optional `depth`.
+   *
+   * @param {Selection} range
+   * @param {Number} depth (optiona)
+   * @return {Node} node
+   */
+
+  splitInlineAtRange(range, depth = Infinity) {
     range = range.normalize(this)
     const Inline = require('./inline').default
     let node = this
@@ -916,14 +974,41 @@ const Node = {
       range = range.moveToStart()
     }
 
+    // If at the start or end of the node, do nothing.
+    if (range.isAtStartOf(node) || range.isAtEndOf(node)) return node
+
+    // If at the start or the end of the furthest inline, do nothing.
+    const { startKey } = range
+    const text = node.getDescendant(startKey)
+    const furthest = node.getFurthestInline(text) || text
+    if (range.isAtStartOf(furthest) || range.isAtEndOf(furthest)) return node
+
+    // Determine the first and next nodes based on the edge.
+    let firstChild
+    let secondChild
+
+    if (range.isAtStartOf(text)) {
+      firstChild = node.getPreviousText(startKey)
+      secondChild = node.getDescendant(startKey)
+    }
+
+    else if (range.isAtEndOf(text)) {
+      firstChild = node.getDescendant(startKey)
+      secondChild = node.getNextText(firstChild)
+    }
+
+    else {
+      node = node.splitTextAtRange(range)
+      firstChild = node.getDescendant(startKey)
+      secondChild = node.getNextText(firstChild)
+    }
+
     // First split the text nodes.
-    node = node.splitTextAtRange(range)
+    let parent = node.getClosestInline(firstChild)
-    let firstChild = node.getDescendant(range.startKey)
+    let d = 0
-    let secondChild = node.getNextText(firstChild)
-    let parent
 
     // While the parent is an inline parent, split the inline nodes.
-    while (parent = node.getClosestInline(firstChild)) {
+    while (parent && d < depth) {
       firstChild = parent.merge({ nodes: Inline.createList([firstChild]) })
       secondChild = Inline.create({
         nodes: [secondChild],
@@ -934,7 +1019,7 @@ const Node = {
       // Split the children.
       const grandparent = node.getParent(parent)
       const nodes = grandparent.nodes
-        .takeUntil(c => c.key == firstChild.key)
+        .takeUntil(n => n.key == firstChild.key)
         .push(firstChild)
         .push(secondChild)
         .concat(grandparent.nodes.skipUntil(n => n.key == firstChild.key).rest())
@@ -943,6 +1028,9 @@ const Node = {
       node = grandparent == node
         ? node.merge({ nodes })
         : node.updateDescendant(grandparent.merge({ nodes }))
+
+      d++
+      parent = node.getClosestInline(firstChild)
     }
 
     return node
@@ -965,9 +1053,12 @@ const Node = {
       range = range.moveToStart()
     }
 
-    // Split the text node's characters.
+    // If at the start or the end of the text node, do nothing.
     const { startKey, startOffset } = range
     const text = node.getDescendant(startKey)
+    if (range.isAtStartOf(text) || range.isAtEndOf(text)) return node
+
+    // Split the text node's characters.
     const { characters } = text
     const firstChars = characters.take(startOffset)
     const secondChars = characters.skip(startOffset)
@@ -1031,6 +1122,115 @@ const Node = {
     return node
   },
 
+  /**
+   * Unwrap all of the block nodes in a `range` from a block node of `type.`
+   *
+   * @param {Selection} range
+   * @param {String} type (optional)
+   * @param {Data or Object} data (optional)
+   * @return {Node} node
+   */
+
+  unwrapBlockAtRange(range, type, data) {
+    range = range.normalize(this)
+    let node = this
+
+    // Allow for only data.
+    if (typeof type == 'object') {
+      data = type
+      type = null
+    }
+
+    // Ensure that data is immutable.
+    if (data) data = Data.create(data)
+
+    // Find the closest wrapping blocks of each text node.
+    const texts = node.getBlocksAtRange(range)
+    const wrappers = texts.reduce((wrappers, text) => {
+      const match = node.getClosest(text, (parent) => {
+        if (parent.kind != 'block') return false
+        if (type && parent.type != type) return false
+        if (data && !parent.data.isSuperset(data)) return false
+        return true
+      })
+
+      if (match) wrappers = wrappers.add(match)
+      return wrappers
+    }, new Set())
+
+    // Replace each of the wrappers with their child nodes.
+    wrappers.forEach((wrapper) => {
+      const parent = node.getParent(wrapper)
+
+      // Replace the wrapper in the parent's nodes with the block.
+      const nodes = parent.nodes.takeUntil(n => n == wrapper)
+        .concat(wrapper.nodes)
+        .concat(parent.nodes.skipUntil(n => n == wrapper).rest())
+
+      // Update the parent.
+      node = parent == node
+        ? node.merge({ nodes })
+        : node.updateDescendant(parent.merge({ nodes }))
+    })
+
+    return node.normalize()
+  },
+
+  /**
+   * Unwrap the inline nodes in a `range` from an parent inline with `type`.
+   *
+   * @param {Selection} range
+   * @param {String} type (optional)
+   * @param {Data} data (optional)
+   * @return {Node} node
+   */
+
+  unwrapInlineAtRange(range, type, data) {
+    range = range.normalize(this)
+    let node = this
+    let blocks = node.getInlinesAtRange(range)
+
+    // Allow for no type.
+    if (typeof type == 'object') {
+      data = type
+      type = null
+    }
+
+    // Ensure that data is immutable.
+    if (data) data = Data.create(data)
+
+    // Find the closest matching inline wrappers of each text node.
+    const texts = this.getTextNodes()
+    const wrappers = texts.reduce((wrappers, text) => {
+      const match = node.getClosest(text, (parent) => {
+        if (parent.kind != 'inline') return false
+        if (type && parent.type != type) return false
+        if (data && !parent.data.isSuperset(data)) return false
+        return true
+      })
+
+      if (match) wrappers = wrappers.add(match)
+      return wrappers
+    }, new Set())
+
+    // Replace each of the wrappers with their child nodes.
+    wrappers.forEach((wrapper) => {
+      const parent = node.getParent(wrapper)
+
+      // Replace the wrapper in the parent's nodes with the block.
+      const nodes = parent.nodes.takeUntil(n => n == wrapper)
+        .concat(wrapper.nodes)
+        .concat(parent.nodes.skipUntil(n => n == wrapper).rest())
+
+      // Update the parent.
+      node = parent == node
+        ? node.merge({ nodes })
+        : node.updateDescendant(parent.merge({ nodes }))
+    })
+
+    return node.normalize()
+  },
+
   /**
    * Set a new value for a child node by `key`.
    *
@@ -1097,11 +1297,13 @@ const Node = {
     })
 
     // Replace the siblings with the wrapper.
+    const first = siblings.first()
+    const last = siblings.last()
     const parent = node.getParent(highest)
     const nodes = parent.nodes
-      .takeUntil(node => node == highest)
+      .takeUntil(node => node == first)
       .push(wrapper)
-      .concat(parent.nodes.skipUntil(node => node == highest).rest())
+      .concat(parent.nodes.skipUntil(node => node == last).rest())
 
     // Update the parent.
     node = parent == node
@@ -1111,60 +1313,6 @@ const Node = {
     return node
   },
 
-  /**
-   * Unwrap all of the block nodes in a `range` from a block node of `type.`
-   *
-   * @param {Selection} range
-   * @param {String} type (optional)
-   * @param {Data or Object} data (optional)
-   * @return {Node} node
-   */
-
-  unwrapBlockAtRange(range, type, data) {
-    range = range.normalize(this)
-    let node = this
-
-    // Allow for only data.
-    if (typeof type == 'object') {
-      data = type
-      type = null
-    }
-
-    // Ensure that data is immutable.
-    if (data) data = Data.create(data)
-
-    // Find the closest wrapping blocks of each text node.
-    const texts = node.getBlocksAtRange(range)
-    const wrappers = texts.reduce((wrappers, text) => {
-      const match = node.getClosest(text, (parent) => {
-        if (parent.kind != 'block') return false
-        if (type && parent.type != type) return false
-        if (data && !parent.data.isSuperset(data)) return false
-        return true
-      })
-
-      if (match) wrappers = wrappers.add(match)
-      return wrappers
-    }, new Set())
-
-    // Replace each of the wrappers with their child nodes.
-    wrappers.forEach((wrapper) => {
-      const parent = node.getParent(wrapper)
-
-      // Replace the wrapper in the parent's nodes with the block.
-      const nodes = parent.nodes.takeUntil(n => n == wrapper)
-        .concat(wrapper.nodes)
-        .concat(parent.nodes.skipUntil(n => n == wrapper).rest())
-
-      // Update the parent.
-      node = parent == node
-        ? node.merge({ nodes })
-        : node.updateDescendant(parent.merge({ nodes }))
-    })
-
-    return node.normalize()
-  },
-
   /**
    * Wrap the text and inline nodes in a `range` with a new inline node.
    *
@@ -1176,13 +1324,11 @@ const Node = {
 
   wrapInlineAtRange(range, type, data) {
     range = range.normalize(this)
+    data = Data.create(data)
 
     const Inline = require('./inline').default
     let node = this
 
-    // Ensure that data is immutable.
-    if (data) data = Data.create(data)
-
     // If collapsed or unset, there's nothing to wrap.
     if (range.isCollapsed || range.isUnset) return node
 
@@ -1239,61 +1385,6 @@ const Node = {
     })
 
     return node
-  },
-
-  /**
-   * Unwrap the inline nodes in a `range` from an parent inline with `type`.
-   *
-   * @param {Selection} range
-   * @param {String} type (optional)
-   * @param {Data} data (optional)
-   * @return {Node} node
-   */
-
-  unwrapInlineAtRange(range, type, data) {
-    range = range.normalize(this)
-    let node = this
-    let blocks = node.getInlinesAtRange(range)
-
-    // Allow for no type.
-    if (typeof type == 'object') {
-      data = type
-      type = null
-    }
-
-    // Ensure that data is immutable.
-    if (data) data = Data.create(data)
-
-    // Find the closest matching inline wrappers of each text node.
-    const texts = this.getTextNodes()
-    const wrappers = texts.reduce((wrappers, text) => {
-      const match = node.getClosest(text, (parent) => {
-        if (parent.kind != 'inline') return false
-        if (type && parent.type != type) return false
-        if (data && !parent.data.isSuperset(data)) return false
-        return true
-      })
-
-      if (match) wrappers = wrappers.add(match)
-      return wrappers
-    }, new Set())
-
-    // Replace each of the wrappers with their child nodes.
-    wrappers.forEach((wrapper) => {
-      const parent = node.getParent(wrapper)
-
-      // Replace the wrapper in the parent's nodes with the block.
-      const nodes = parent.nodes.takeUntil(n => n == wrapper)
-        .concat(wrapper.nodes)
-        .concat(parent.nodes.skipUntil(n => n == wrapper).rest())
-
-      // Update the parent.
-      node = parent == node
-        ? node.merge({ nodes })
-        : node.updateDescendant(parent.merge({ nodes }))
-    })
-
-    return node.normalize()
   }
 
 }

lib/models/selection.js

@@ -131,6 +131,38 @@ class Selection extends Record(DEFAULTS) {
     return endKey == last.key && endOffset == last.length
   }
 
+  /**
+   * Check whether the selection has an edge at the start of a `node`.
+   *
+   * @param {Node} node
+   * @return {Boolean} hasEdgeAtStart
+   */
+
+  hasEdgeAtStartOf(node) {
+    const { startKey, startOffset, endKey, endOffset } = this
+    const first = node.kind == 'text' ? node : node.getTextNodes().first()
+    return (
+      (startKey == first.key && startOffset == 0) ||
+      (endKey == first.key && endOffset == 0)
+    )
+  }
+
+  /**
+   * Check whether the selection has an edge at the end of a `node`.
+   *
+   * @param {Node} node
+   * @return {Boolean} hasEdgeAtEnd
+   */
+
+  hasEdgeAtEndOf(node) {
+    const { startKey, startOffset, endKey, endOffset } = this
+    const last = node.kind == 'text' ? node : node.getTextNodes().last()
+    return (
+      (startKey == last.key && startOffset == last.length) ||
+      (endKey == last.key && endOffset == last.length)
+    )
+  }
+
   /**
    * Normalize the selection, relative to a `node`, ensuring that the anchor
    * and focus nodes of the selection always refer to leaf text nodes.

test/transforms/fixtures/delete-at-range/across-blocks-inlines/index.js

@@ -0,0 +1,18 @@
+
+export default function (state) {
+  const { document, selection } = state
+  const texts = document.getTextNodes()
+  const first = texts.first()
+  const last = texts.last()
+  const range = selection.merge({
+    anchorKey: first.key,
+    anchorOffset: 2,
+    focusKey: last.key,
+    focusOffset: 2
+  })
+
+  return state
+    .transform()
+    .deleteAtRange(range, 'code')
+    .apply()
+}

test/transforms/fixtures/delete-at-range/across-blocks-inlines/input.yaml

@@ -0,0 +1,20 @@
+
+nodes:
+  - kind: block
+    type: paragraph
+    nodes:
+      - kind: inline
+        type: link
+        nodes:
+          - kind: text
+            ranges:
+              - text: word
+  - kind: block
+    type: paragraph
+    nodes:
+      - kind: inline
+        type: link
+        nodes:
+          - kind: text
+            ranges:
+              - text: another

test/transforms/fixtures/delete-at-range/across-blocks-inlines/output.yaml

@@ -0,0 +1,17 @@
+
+nodes:
+  - kind: block
+    type: paragraph
+    nodes:
+      - kind: inline
+        type: link
+        nodes:
+          - kind: text
+            ranges:
+              - text: wo
+      - kind: inline
+        type: link
+        nodes:
+          - kind: text
+            ranges:
+              - text: other

test/transforms/fixtures/delete-at-range/nested-block/index.js

@@ -0,0 +1,18 @@
+
+export default function (state) {
+  const { document, selection } = state
+  const texts = document.getTextNodes()
+  const first = texts.first()
+  const last = texts.last()
+  const range = selection.merge({
+    anchorKey: first.key,
+    anchorOffset: 2,
+    focusKey: last.key,
+    focusOffset: 2
+  })
+
+  return state
+    .transform()
+    .deleteAtRange(range, 'code')
+    .apply()
+}

test/transforms/fixtures/delete-at-range/nested-block/input.yaml

@@ -0,0 +1,23 @@
+
+nodes:
+  - kind: block
+    type: paragraph
+    nodes:
+      - kind: text
+        ranges:
+          - text: word
+  - kind: block
+    type: paragraph
+    nodes:
+      - kind: block
+        type: paragraph
+        nodes:
+          - kind: text
+            ranges:
+              - text: middle
+      - kind: block
+        type: paragraph
+        nodes:
+          - kind: text
+            ranges:
+              - text: another

test/transforms/fixtures/delete-at-range/nested-block/output.yaml

@@ -0,0 +1,8 @@
+
+nodes:
+  - kind: block
+    type: paragraph
+    nodes:
+      - kind: text
+        ranges:
+          - text: woother

test/transforms/fixtures/split-block-at-range/block-end/output.yaml

@@ -6,9 +6,3 @@ nodes:
       - kind: text
         ranges:
           - text: word
-  - kind: block
-    type: paragraph
-    nodes:
-      - kind: text
-        ranges:
-          - text: ""

test/transforms/fixtures/split-block-at-range/block-start/output.yaml

@@ -1,11 +1,5 @@
 
 nodes:
-  - kind: block
-    type: paragraph
-    nodes:
-      - kind: text
-        ranges:
-          - text: ""
   - kind: block
     type: paragraph
     nodes:

test/transforms/fixtures/split-block-at-range/depth/index.js

@@ -0,0 +1,17 @@
+
+export default function (state) {
+  const { document, selection } = state
+  const texts = document.getTextNodes()
+  const first = texts.first()
+  const range = selection.merge({
+    anchorKey: first.key,
+    anchorOffset: 2,
+    focusKey: first.key,
+    focusOffset: 2
+  })
+
+  return state
+    .transform()
+    .splitBlockAtRange(range, Infinity)
+    .apply()
+}

test/transforms/fixtures/split-block-at-range/depth/input.yaml

@@ -0,0 +1,14 @@
+
+nodes:
+  - kind: block
+    type: paragraph
+    nodes:
+      - kind: block
+        type: paragraph
+        nodes:
+          - kind: block
+            type: paragraph
+            nodes:
+              - kind: text
+                ranges:
+                  - text: word

test/transforms/fixtures/split-block-at-range/depth/output.yaml

@@ -0,0 +1,26 @@
+
+nodes:
+  - kind: block
+    type: paragraph
+    nodes:
+      - kind: block
+        type: paragraph
+        nodes:
+          - kind: block
+            type: paragraph
+            nodes:
+              - kind: text
+                ranges:
+                  - text: wo
+  - kind: block
+    type: paragraph
+    nodes:
+      - kind: block
+        type: paragraph
+        nodes:
+          - kind: block
+            type: paragraph
+            nodes:
+              - kind: text
+                ranges:
+                  - text: rd

test/transforms/fixtures/split-inline-at-range/block-end/output.yaml

@@ -9,9 +9,3 @@ nodes:
           - kind: text
             ranges:
               - text: word
-      - kind: inline
-        type: link
-        nodes:
-          - kind: text
-            ranges:
-              - text: ""

test/transforms/fixtures/split-inline-at-range/block-start/output.yaml

@@ -3,12 +3,6 @@ nodes:
   - kind: block
     type: paragraph
     nodes:
-      - kind: inline
-        type: link
-        nodes:
-          - kind: text
-            ranges:
-              - text: ""
       - kind: inline
         type: link
         nodes:

test/transforms/fixtures/split-inline-at-range/depth/index.js

@@ -0,0 +1,17 @@
+
+export default function (state) {
+  const { document, selection } = state
+  const texts = document.getTextNodes()
+  const first = texts.first()
+  const range = selection.merge({
+    anchorKey: first.key,
+    anchorOffset: 2,
+    focusKey: first.key,
+    focusOffset: 2
+  })
+
+  return state
+    .transform()
+    .splitInlineAtRange(range, 1)
+    .apply()
+}

test/transforms/fixtures/split-inline-at-range/depth/input.yaml

@@ -0,0 +1,14 @@
+
+nodes:
+  - kind: block
+    type: paragraph
+    nodes:
+      - kind: inline
+        type: link
+        nodes:
+          - kind: inline
+            type: link
+            nodes:
+              - kind: text
+                ranges:
+                  - text: word

test/transforms/fixtures/split-inline-at-range/depth/output.yaml

@@ -0,0 +1,20 @@
+
+nodes:
+  - kind: block
+    type: paragraph
+    nodes:
+      - kind: inline
+        type: link
+        nodes:
+          - kind: inline
+            type: link
+            nodes:
+              - kind: text
+                ranges:
+                  - text: wo
+          - kind: inline
+            type: link
+            nodes:
+              - kind: text
+                ranges:
+                  - text: rd

test/transforms/index.js

@@ -4,7 +4,7 @@ import fs from 'fs'
 import readMetadata from 'read-metadata'
 import toCamel from 'to-camel-case'
 import { Raw, State } from '../..'
-import { equal } from '../helpers/assert-json'
+import { equal, strictEqual } from '../helpers/assert-json'
 import { resolve } from 'path'
 
 /**
@@ -30,7 +30,7 @@ describe('transforms', () => {
           let state = Raw.deserialize(input)
           state = fn(state)
           const output = Raw.serialize(state)
-          equal(output, expected)
+          strictEqual(output, expected)
         })
       }
     })