Merge pull request #28760 from overleaf/dp-hackathon-knip

Add Knip and remove a bunch of unused code

GitOrigin-RevId: 42ab99fc65973c883d2361e0027e7181767e714e

services/web/frontend/js/features/source-editor/utils/tree-operations/ancestors.ts

@@ -1,68 +1,8 @@
-import { ensureSyntaxTree, syntaxTree } from '@codemirror/language'
+import { syntaxTree } from '@codemirror/language'
 import { EditorSelection, EditorState, SelectionRange } from '@codemirror/state'
 import { SyntaxNode, Tree } from '@lezer/common'
 import { ListEnvironment } from '../../lezer-latex/latex.terms.mjs'
 
-const HUNDRED_MS = 100
-
-export type AncestorItem = {
-  node: SyntaxNode
-  label: string
-  type?: string
-  from: number
-  to: number
-}
-
-/**
- * Get the stack of 'ancestor' nodes at the given position.
- * The first element is the most distant ancestor, while the last element
- * is the node at the position.
- */
-export function getAncestorStack(
-  state: EditorState,
-  pos: number
-): AncestorItem[] | null {
-  const tree = ensureSyntaxTree(state, pos, HUNDRED_MS)
-
-  if (!tree) {
-    return null
-  }
-
-  const stack: AncestorItem[] = []
-  const selectedNode = tree.resolve(pos, 0)
-
-  let node: SyntaxNode | null = selectedNode
-  while (node) {
-    const name = node.type.name
-    switch (name) {
-      case 'Environment':
-        {
-          const data: AncestorItem = {
-            node,
-            label: name,
-            from: node.from,
-            to: node.to,
-          }
-
-          const child = node.getChild('EnvNameGroup')
-          if (child) {
-            data.type = state.doc.sliceString(child.from + 1, child.to - 1)
-          }
-          stack.push(data)
-        }
-        break
-
-      default:
-        stack.push({ node, label: name, from: node.from, to: node.to })
-        break
-    }
-
-    node = node.parent
-  }
-
-  return stack.reverse()
-}
-
 export const wrappedNodeOfType = (
   state: EditorState,
   range: SelectionRange,

services/web/frontend/js/features/source-editor/utils/tree-operations/common.ts

@@ -1,29 +1,9 @@
 import { ensureSyntaxTree } from '@codemirror/language'
 import { EditorState } from '@codemirror/state'
-import { IterMode, SyntaxNode, SyntaxNodeRef, Tree } from '@lezer/common'
+import { SyntaxNode } from '@lezer/common'
 
 const HUNDRED_MS = 100
 
-export function iterateDescendantsOf(
-  tree: Tree,
-  ancestors: (string | number)[],
-  spec: {
-    enter(node: SyntaxNodeRef): boolean | void
-    leave?(node: SyntaxNodeRef): void
-    from?: number | undefined
-    to?: number | undefined
-    mode?: IterMode | undefined
-  }
-) {
-  const filteredEnter = (node: SyntaxNodeRef): boolean | void => {
-    if (!ancestors.some(x => node.type.is(x))) {
-      return false
-    }
-    return spec.enter(node)
-  }
-  tree.iterate({ ...spec, enter: filteredEnter })
-}
-
 export const previousSiblingIs = (
   state: EditorState,
   pos: number,
@@ -38,20 +18,6 @@ export const previousSiblingIs = (
   return previousNode?.type.name === expectedName
 }
 
-export const nextSiblingIs = (
-  state: EditorState,
-  pos: number,
-  expectedName: string
-): boolean | null => {
-  const tree = ensureSyntaxTree(state, pos, HUNDRED_MS)
-  if (!tree) {
-    return null
-  }
-  const thisNode = tree.resolve(pos)
-  const previousNode = thisNode?.nextSibling
-  return previousNode?.type.name === expectedName
-}
-
 export const getOptionalArgumentText = (
   state: EditorState,
   optionalArgumentNode: SyntaxNode

services/web/frontend/js/features/source-editor/utils/tree-operations/environments.ts

@@ -297,11 +297,3 @@ export function parseFigureData(
     graphicsCommandArguments,
   })
 }
-
-export const getBeginEnvSuffix = (state: EditorState, node: SyntaxNode) => {
-  const argumentNode = node
-    .getChild('OptionalArgument')
-    ?.getChild('ShortOptionalArg')
-
-  return argumentNode && state.sliceDoc(argumentNode.from, argumentNode.to)
-}