Correct spelling mistakes

app/client/aclui/PermissionsWidget.ts

@@ -99,7 +99,7 @@ function makePermissionSet(bits: PermissionKey[], makeValue: (bit: PermissionKey
   return pset;
 }
 
-// Helper for a tick (checkmark) icon, replacing it with an equialent space when not shown.
+// Helper for a tick (checkmark) icon, replacing it with an equivalent space when not shown.
 function tick(show: boolean) {
   return show ? menuIcon('Tick') : cssMenuIconSpace();
 }

app/client/components/BaseView.js

@@ -157,7 +157,7 @@ function BaseView(gristDoc, viewSectionModel, options) {
   this._isLoading = ko.observable(true);
   this._pendingCursorPos = this.viewSection.lastCursorPos;
 
-  // Initialize the cursor with the previous cursor position indicies, if they exist.
+  // Initialize the cursor with the previous cursor position indices, if they exist.
   console.log("%s BaseView viewSection %s (%s) lastCursorPos %s", this._debugName, this.viewSection.getRowId(),
     this.viewSection.table().tableId(), JSON.stringify(this.viewSection.lastCursorPos));
   this.cursor = this.autoDispose(Cursor.create(null, this, this.viewSection.lastCursorPos));

app/client/components/ColumnTransform.ts

@@ -97,7 +97,7 @@ export class ColumnTransform extends Disposable {
   }
 
   /**
-   * Helper called by contructor to prepare the column transform.
+   * Helper called by constructor to prepare the column transform.
    * @param {String} colType: A pure or complete type for the transformed column.
    */
   public async prepare(optColType?: string) {
@@ -156,7 +156,7 @@ export class ColumnTransform extends Disposable {
   }
 
   /**
-   * Adds the tranform column and returns its colRef. May be overridden by derived classes to create
+   * Adds the transform column and returns its colRef. May be overridden by derived classes to create
    * differently-prepared transform columns.
    * @param {String} colType: A pure or complete type for the transformed column.
    */

app/client/components/Drafts.ts

@@ -77,7 +77,7 @@ export class Drafts extends Disposable {
         editor.setState(draft.state);
       }
       // We don't need the draft any more.
-      // If user presses escape one more time it will be crated
+      // If user presses escape one more time it will be created
       // once again
       storage.clear();
       // Close the notification

app/client/components/GridView.js

@@ -610,7 +610,7 @@ GridView.prototype.assignCursor = function(elem, elemType) {
 };
 
 /**
- * Schedules cursor assignement to happen at end of tick. Calling `preventAssignCursor()` before
+ * Schedules cursor assignment to happen at end of tick. Calling `preventAssignCursor()` before
  * prevents assignment to happen. This was added to prevent cursor assignment on a `context click`
  * on a cell that is already selected.
  */

app/client/components/Importer.ts

@@ -351,7 +351,7 @@ export class Importer extends DisposableWithEvents {
       destTableId,
       destCols: transformFields.map<TransformColumn>((field) => ({
         label: field.label(),
-        colId: destTableId ? field.colId() : null, // if inserting into new table, colId isnt defined
+        colId: destTableId ? field.colId() : null, // if inserting into new table, colId isn't defined
         type: field.column().type(),
         formula: field.column().formula()
       })),

app/client/components/RecordLayout.js

@@ -215,7 +215,7 @@ RecordLayout.prototype.saveLayoutSpec = async function(layoutSpec) {
   var addedPositions = [];
 
   // Recursively process all layoutBoxes in the spec. Sets up bookkeeping arrays for
-  // exisiting fields and added fields for new/hidden cols from which the action bundle will
+  // existing fields and added fields for new/hidden cols from which the action bundle will
   // be created.
   function processBox(spec) {
     // "empty" is a temporary placeholder used by LayoutEditor, and not a valid leaf.

app/client/lib/SafeBrowser.ts

@@ -3,7 +3,7 @@
  * of a plugin.
  *
  * A plugin's safeBrowser component is made of one main entry point (the javascript files declares
- * in the manifest), html files and any ressources included by the html files (css, scripts, images
+ * in the manifest), html files and any resources included by the html files (css, scripts, images
  * ...). The main script is the main entry point which uses the Grist API to render the views,
  * communicate with them en dispose them.
  *
@@ -18,13 +18,13 @@
  *
  * The grist API available to safeBrowser components is implemented in `app/plugin/PluginImpl.ts`.
  *
- * All the safeBrowser's component ressources, including the main script, the html files and any
- * other ressources needed by the views, should be placed within one plugins' subfolder, and Grist
+ * All the safeBrowser's component resources, including the main script, the html files and any
+ * other resources needed by the views, should be placed within one plugins' subfolder, and Grist
  * should serve only this folder. However, this is not yet implemented and is left as a TODO, as of
  * now the whole plugin's folder is served.
  *
  */
- // Todo: plugin ressources should not be made available on the server by default, but only after
+ // Todo: plugin resources should not be made available on the server by default, but only after
  // activation.
 
 // tslint:disable:max-classes-per-file
@@ -131,7 +131,7 @@ export class SafeBrowser extends BaseComponent {
     // it's ok to leave it for now: (1) fixing this would require (yet) another refactoring of
     // SafeBrowser and (2) at this point it is not sure wether we want to keep `render()` in the
     // future (we could as well directly register contribution using files directly in the
-    // manifest), and (3) plugins are only developped by us, we only have to remember that using
+    // manifest), and (3) plugins are only developed by us, we only have to remember that using
     // `render()` is only supported from within the main process (which cover all our use cases so
     // far).
   }

app/client/lib/dispose.d.ts

@@ -1,4 +1,4 @@
-// TODO: add remaining Disposable methode
+// TODO: add remaining Disposable method
 export abstract class Disposable {
   public static create<T extends new (...args: any[]) => any>(
     this: T, ...args: ConstructorParameters<T>): InstanceType<T>;

app/client/lib/uploads.ts

@@ -146,7 +146,7 @@ export async function uploadFiles(
 }
 
 /**
- * Fetches ressource from a url and returns an UploadResult. Tries to fetch from the client and
+ * Fetches resource from a url and returns an UploadResult. Tries to fetch from the client and
  * upload the file to the server. If unsuccessful, tries to fetch directly from the server. In both
  * case, it guesses the name of the file based on the response's content-type and the url.
  */

app/client/models/DocData.ts

@@ -34,7 +34,7 @@ export class DocData extends BaseDocData {
 
   /**
    * Constructor for DocData.
-   * @param {Object} docComm: A map of server methods availble on this document.
+   * @param {Object} docComm: A map of server methods available on this document.
    * @param {Object} metaTableData: A map from tableId to table data, presented as an action,
    *      equivalent to BulkAddRecord, i.e. ["TableData", tableId, rowIds, columnValues].
    */

app/client/models/TreeModel.ts

@@ -74,7 +74,7 @@ function getRecords(table: TreeTableData) {
   return fixIndents(records);
 }
 
-// The fixIndents function returns a copy of records with the garantee the .indentation starts at 0
+// The fixIndents function returns a copy of records with the guarantee the .indentation starts at 0
 // and can only increase one step at a time (note that it is however permitted to decrease several
 // level at a time). This is useful to build a model for the tree view.
 export function fixIndents(records: TreeRecord[]) {

app/client/models/errors.ts

@@ -20,7 +20,7 @@ export class UserError extends Error {
 }
 
 /**
- * This error causes Notifer to show the message with an upgrade link.
+ * This error causes Notifier to show the message with an upgrade link.
  */
 export class NeedUpgradeError extends Error {
   public name: string = 'NeedUpgradeError';

app/client/ui/ApiKey.ts

@@ -20,7 +20,7 @@ const testId = makeTestId('test-apikey-');
  * ApiKey component shows an api key with controls to change it. Expects `options.apiKey` the api
  * key and shows it if value is truthy along with a 'Delete' button that triggers the
  * `options.onDelete` callback. When `options.apiKey` is falsy, hides it and show a 'Create' button
- * that triggers the `options.onCreate` callback. It is the responsability of the caller to update
+ * that triggers the `options.onCreate` callback. It is the responsibility of the caller to update
  * the `options.apiKey` to its new value.
  */
 export class ApiKey extends Disposable {

app/client/ui/AppUI.ts

@@ -56,7 +56,7 @@ function createMainPage(appModel: AppModel, appObj: App) {
     } else if (err && (err.status === 401 || err.status === 403)) {
       // Generally give access denied error.
       // The exception is for document pages, where we want to allow access to documents
-      // shared publically without being shared specifically with the current user.
+      // shared publicly without being shared specifically with the current user.
       if (appModel.pageType.get() !== 'doc') {
         return createForbiddenPage(appModel);
       }

app/client/ui/ColumnFilterMenu.ts

@@ -207,7 +207,7 @@ export function columnFilterMenu(owner: IDisposableOwner, opts: IFilterMenuOptio
  * On user clicks, if checkbox is checked, it does uncheck all the values, and if the
  * `switchFilterType` is true it also converts the filter into an inclusion filter. But if the
  * checkbox is unchecked, or in the Indeterminate state, it does check all the values, and if the
- * `switchFilterType` is true it also converts the filter into an exlusion filter.
+ * `switchFilterType` is true it also converts the filter into an exclusion filter.
  */
 function buildSummary(label: string|Computed<string>, values: Array<[CellValue, IFilterCount]>,
                       switchFilterType: boolean, model: ColumnFilterMenuModel) {

app/client/ui/FileDialog.ts

@@ -53,7 +53,7 @@ export function openFilePicker(options: FileDialogOptions): Promise<File[]> {
 
 /**
  * Opens the file picker dialog. If files are selected, calls the provided callback.
- * If no files are seleced, will call the callback with an empty list if possible, or more
+ * If no files are selected, will call the callback with an empty list if possible, or more
  * typically not call it at all.
  */
 export function open(options: FileDialogOptions, callback: FilesCB): void {

app/client/ui/MFAConfig.ts

@@ -194,7 +194,7 @@ export class MFAConfig extends Disposable {
               return [
                 this._buildSecurityVerificationForm(ctl, {onSuccess: async (hadSecondStep) => {
                   /**
-                   * If method was unspecified, but second step verification occured, we know that
+                   * If method was unspecified, but second step verification occurred, we know that
                    * the client doesn't have up-to-date 2FA preferences. Close the modal, and force
                    * a refresh of UserMFAPreferences, which should cause the correct buttons to be
                    * rendered once preferences are loaded.

app/client/ui/MakeCopyMenu.ts

@@ -90,7 +90,7 @@ function allowOtherOrgs(doc: Document, app: AppModel): boolean {
 
 
 /**
- * Ask user for the desination and new name, and make a copy of the doc using those.
+ * Ask user for the destination and new name, and make a copy of the doc using those.
  */
 export async function makeCopy(doc: Document, app: AppModel, modalTitle: string): Promise<void> {
   if (!app.currentValidUser) {

app/client/ui/Pages.ts

@@ -75,7 +75,7 @@ function buildDomFromTable(pagesTable: MetaTableModel<PageRec>, activeDoc: Grist
     }
 
     // if user removes a primary view, let's confirm first, because this will remove the
-    // corresponsing table and also all pages that are using this table.
+    // corresponding table and also all pages that are using this table.
     // TODO: once we have raw table view, removing page should remove just the view (not the
     // table), but for now this is the only way to remove a table in the newui.
     actions.onRemove = () => confirmModal(

app/client/ui/TreeViewComponent.ts

@@ -91,7 +91,7 @@ const testId = makeTestId('test-treeview-');
  * item and by highlighting its parent. In order to ensure data consistency, the component prevents
  * dropping an item within its own children. If the cursor leaves the component during a drag, all
  * such visual artifact (handle, target and target's parent) are hidden, but if the cursor re-enter
- * the componet without releasing the mouse, they will show again allowing user to resume dragging.
+ * the component without releasing the mouse, they will show again allowing user to resume dragging.
  */
  // note to self: in the future the model will be updated by the server, which could cause conflicts
  // if the user is dragging at the same time. It could be simpler to freeze the model and to differ
@@ -125,7 +125,7 @@ export class TreeViewComponent extends Disposable {
 
     // While building dom we add listeners to the children of all tree nodes to watch for changes
     // and call this._update. Hence, repeated calls to this._update is likely to add or remove
-    // listeners to the observable that triggered the udpate which is not supported by grainjs and
+    // listeners to the observable that triggered the update which is not supported by grainjs and
     // could fail (possibly infinite loop). Debounce allows for several change to resolve to a
     // single update.
     this._update = debounce(this._update.bind(this), 0, {leading: false});
@@ -230,7 +230,7 @@ export class TreeViewComponent extends Disposable {
 
   // Update this._childrenDom with the content of the new tree. Its rebuilds entirely the tree of
   // items and reuses dom from the old content for each item that were already part of the old
-  // tree. Then takes care of disposing dom for thoses items that were removed from the old tree.
+  // tree. Then takes care of disposing dom for those items that were removed from the old tree.
   private _update() {
     this._childrenDom.set(this._buildChildren(this._model.get().children(), 0));
 

app/client/ui/VisibleFieldsConfig.ts

@@ -423,7 +423,7 @@ function buildCheckbox(...args: IDomArgs<HTMLInputElement>) {
   );
 }
 
-// helper to find checkboxes withing a draggable list. This assumes that checkboxes are the only
+// helper to find checkboxes within a draggable list. This assumes that checkboxes are the only
 // <input> element in draggableElement.
 function findCheckboxes(draggableElement: Element): NodeListOf<HTMLInputElement> {
   return draggableElement.querySelectorAll<HTMLInputElement>('input');

app/client/ui2018/cssVars.ts

@@ -1,5 +1,5 @@
 /**
- * CSS Variables. To use in your web appication, add `cssRootVars` to the class list for your app's
+ * CSS Variables. To use in your web application, add `cssRootVars` to the class list for your app's
  * root node, typically `<body>`.
  *
  * The fonts used attempt to default to system fonts as described here:

app/client/ui2018/editableLabel.ts

@@ -20,7 +20,7 @@ const cssWrapper = styled('div', `
 `);
 
 export const cssLabelText = styled(rawTextInput, `
-  /* Reset apperance */
+  /* Reset appearance */
   -webkit-appearance: none;
   -moz-appearance: none;
   padding: 0;

app/client/ui2018/modals.ts

@@ -22,7 +22,7 @@ export interface IModalControl {
   // Returns true if closed, false if closing was prevented.
   closeAndWait(): Promise<boolean>;
 
-  // Prevents closing, if close has been called ans is pending. No-op otherwise.
+  // Prevents closing, if close has been called and is pending. No-op otherwise.
   preventClose(): void;
 
   // Wraps the passed-in function, so that closing is delayed while the function is running. If

app/client/ui2018/pages.ts

@@ -64,7 +64,7 @@ export function buildPageDom(name: Observable<string>, actions: PageActions, ...
               dom.on('click', (ev) => { ev.stopPropagation(); ev.preventDefault(); })
             ),
             // Note that we don't pass extra args when renaming is on, because they usually includes
-            // mouse event handlers interferring with input editor and yields wrong behavior on
+            // mouse event handlers interfering with input editor and yields wrong behavior on
             // firefox.
           ) :
           cssPageItem(

app/client/widgets/BaseEditor.js

@@ -35,7 +35,7 @@ BaseEditor.prototype.getCellValue = function() {
 };
 
 /**
- * Used if an editor needs preform any actions before a save
+ * Used if an editor needs perform any actions before a save
  */
 BaseEditor.prototype.prepForSave = function() {
   // No-op by default.

app/client/widgets/FieldEditor.ts

@@ -430,9 +430,9 @@ export function openFormulaEditor(options: {
   editor.attach(refElem);
 
   // When formula is empty enter formula-editing mode (highlight formula icons; click on a column inserts its ID).
-  // This function is used for primarily for switching between diffrent column behaviors, so we want to enter full
+  // This function is used for primarily for switching between different column behaviors, so we want to enter full
   // edit mode right away.
-  // TODO: consider converting it to parameter, when this will be used in diffrent scenarios.
+  // TODO: consider converting it to parameter, when this will be used in different scenarios.
   if (!column.formula()) {
     field.editingFormula(true);
   }

app/client/widgets/NewBaseEditor.ts

@@ -91,7 +91,7 @@ export abstract class NewBaseEditor extends Disposable {
   public abstract getCellValue(): CellValue;
 
   /**
-   * Used if an editor needs preform any actions before a save
+   * Used if an editor needs perform any actions before a save
    */
   public prepForSave(): void | Promise<void> {
     // No-op by default.

app/common/ActionSummary.ts

@@ -28,7 +28,7 @@ import toPairs = require('lodash/toPairs');
  * removal of a table (or column) as the special name pair [finalName, null].
  *
  * An ActionSummary contains two fields:
- *   - tableRenames: a list of table name changes (incuding addition/removal).
+ *   - tableRenames: a list of table name changes (including addition/removal).
  *   - tableDeltas: a dictionary of changes within a table.
  *
  * The key of the tableDeltas dictionary is the name of a table at the end of the
@@ -45,7 +45,7 @@ import toPairs = require('lodash/toPairs');
  *
  * The changes within a table are represented as a TableDelta, which has the following
  * fields:
- *   - columnRenames: a list of column name changes (incuding addition/removal).
+ *   - columnRenames: a list of column name changes (including addition/removal).
  *   - columnDeltas: a dictionary of changes within a column.
  *   - updateRows, removeRows, addRows: lists of affected rows.
  *

app/common/ActiveDocAPI.ts

@@ -58,7 +58,7 @@ export interface ImportResult {
 
 export interface ImportTableResult {
   hiddenTableId: string;
-  uploadFileIndex: number;      // Index into upload.files array, for the file reponsible for this table.
+  uploadFileIndex: number;      // Index into upload.files array, for the file responsible for this table.
   origTableName: string;
   transformSectionRef: number;
   destTableId: string|null;

app/common/BinaryIndexedTree.js

@@ -132,7 +132,7 @@ BinaryIndexedTree.prototype.fillFromCumulative = function(cumulValues) {
 
 
 /**
- * Creates a tree from an array of invididual values.
+ * Creates a tree from an array of individual values.
  * Takes time linear in the size of the array.
  * @param {Array<number>} - array with each element containing the value to insert.
  */

app/common/InactivityTimer.ts

@@ -2,7 +2,7 @@
  * InactivityTimer allows to set a function that executes after a certain time of
  * inactivity. Activities can be of two kinds: synchronous or asynchronous. Asynchronous activities,
  * are handle with the `disableUntiFinish` method that takes in a Promise and makes sure that the
- * timer does not start before the promise resolves. Synchroneous activities are monitored with the
+ * timer does not start before the promise resolves. Synchronous activities are monitored with the
  * `ping` method which resets the timer if called during inactivity.
  *
  * Timer won't start before any activity happens, but you may simply call ping() after construction

app/common/PluginInstance.ts

@@ -12,7 +12,7 @@ import {RenderOptions, RenderTarget} from 'app/plugin/RenderOptions';
 export type ComponentKind = "safeBrowser" | "safePython" | "unsafeNode";
 
 // Describes a function that appends some html content to `containerElement` given some
-// options. Usefull for provided by a plugin.
+// options. Useful for provided by a plugin.
 export type TargetRenderFunc = (containerElement: HTMLElement, options?: RenderOptions) => void;
 
 /**
@@ -93,7 +93,7 @@ export abstract class BaseComponent implements IForwarderDest {
  * Node Implementation for the PluginElement interface. A PluginInstance take care of activation of
  * the the plugins's components (activating, timing and deactivating), and create the api's for each contributions.
  *
- * Do not try to instanciate yourself, PluginManager does it for you. Instead use the
+ * Do not try to instantiate yourself, PluginManager does it for you. Instead use the
  * PluginManager.getPlugin(id) method that get instances for you.
  *
  */

app/common/SortFunc.ts

@@ -64,7 +64,7 @@ export function typedCompare(val1: any, val2: any): number {
   if ((result = nativeCompare(type1 = typeof val1, typeof val2)) !== 0) {
     return result;
   }
-  // We need to worry about Array comparisons because formulas returing Any may return null or
+  // We need to worry about Array comparisons because formulas returning Any may return null or
   // object values represented as arrays (e.g. ['D', ...] for dates). Comparing those without
   // distinguishing types would break the sort. Also, arrays need a special comparator.
   if (type1 === 'object') {

app/common/ValueFormatter.ts

@@ -40,7 +40,7 @@ function hasNestedObjects(value: any[]) {
  * Formats a decoded Grist value for displaying it. For top-level values, formats them the way we
  * like to see them in a cell or in, say, CSV export.
  * For top-level lists containing only simple values like strings and dates, formats them as a CSV row.
- * Nested lists and objects are formatted slighly differently, with quoted strings and ISO format for dates.
+ * Nested lists and objects are formatted slightly differently, with quoted strings and ISO format for dates.
  */
 export function formatDecoded(value: unknown, isTopLevel: boolean = true): string {
   if (typeof value === 'object' && value) {

app/plugin/GristAPI.ts

@@ -45,7 +45,7 @@ export interface GristAPI {
   /**
    * Render the file at `path` into the `target` location in Grist. `path` must be relative to the
    * root of the plugin's directory and point to an html that is contained within the plugin's
-   * directory. `target` is a predifined location of the Grist UI, it could be `fullscreen` or
+   * directory. `target` is a predefined location of the Grist UI, it could be `fullscreen` or
    * identifier for an inline target. Grist provides inline target identifiers in certain call
    * plugins. E.g. ImportSourceAPI.getImportSource is given a target identifier to allow rende UI
    * inline in the import dialog. Returns the procId which can be used to dispose the view.

app/plugin/grist-plugin-api.ts

@@ -1,4 +1,4 @@
-// Provide a way to acess grist for iframe, web worker (which runs the main safeBrowser script) and
+// Provide a way to access grist for iframe, web worker (which runs the main safeBrowser script) and
 // unsafeNode. WebView should work the same way as iframe, grist is exposed just the same way and
 // necessary api is exposed using preload script. Here we bootstrap from channel capabilities to key
 // parts of the grist API.
@@ -230,7 +230,7 @@ export function onOptions(callback: (options: any, settings: InteractionOptions)
  *
  */
 export async function addImporter(name: string, path: string, mode: 'fullscreen' | 'inline', options?: RenderOptions) {
-  // checker is omitted for implementation because call was alredy checked by grist.
+  // checker is omitted for implementation because call was already checked by grist.
   rpc.registerImpl<InternalImportSourceAPI>(name, {
     async getImportSource(target: RenderTarget): Promise<ImportSource|undefined> {
       const procId = await api.render(path, mode === 'inline' ? target : 'fullscreen', options);
@@ -308,7 +308,7 @@ if (typeof window !== 'undefined') {
   process.on('disconnect', () => { process.exit(0); });
 } else {
   // Not a recognized environment, perhaps plain nodejs run independently of Grist, or tests
-  // running under mocha. For now, we only provide a disfunctional implementation. It allows
+  // running under mocha. For now, we only provide a dysfunctional implementation. It allows
   // plugins to call methods like registerFunction() without failing, so that plugin code may be
   // imported, but the methods don't do anything useful.
   rpc.setSendMessage((data) => { return; });

app/server/lib/ActionHistoryImpl.ts

@@ -453,7 +453,7 @@ export class ActionHistoryImpl implements ActionHistory {
   }
 
   /**
-   * Fetches the most recent action row from the history, orderd with earlier actions first.
+   * Fetches the most recent action row from the history, ordered with earlier actions first.
    * If `maxActions` is supplied, at most that number of actions are returned.
    */
   private async _getRecentActionRows(maxActions: number|undefined,

app/server/lib/ActionSummary.ts

@@ -19,7 +19,7 @@ import values = require('lodash/values');
 const MAXIMUM_INLINE_ROWS = 10;
 
 /**
- * Options when producing an action sumary.
+ * Options when producing an action summary.
  */
 export interface ActionSummaryOptions {
   maximumInlineRows?: number;       // Overrides the maximum number of rows in a
@@ -309,7 +309,7 @@ function renameAndDelete<T>(entries: {[name: string]: T}, dead: Set<string>,
 }
 
 /**
- * Apply planned name changes to a pair of entries, and return a merged entry encorporating
+ * Apply planned name changes to a pair of entries, and return a merged entry incorporating
  * their composition.
  *
  * @param names: the planned name changes as calculated by planNameMerge()

app/server/lib/ActiveDocImport.ts

@@ -349,7 +349,7 @@ export class ActiveDocImport {
         hiddenTableId: createdTableId, // TODO: rename thing?
         uploadFileIndex,
         origTableName,
-        transformSectionRef, // TODO: this shouldnt always be needed, and we only get it if genimporttransform
+        transformSectionRef, // TODO: this shouldn't always be needed, and we only get it if genimporttransform
         destTableId
       });
     }

app/server/lib/Authorizer.ts

@@ -482,7 +482,7 @@ export function assertAccess(
 }
 
 /**
- * Pull out headers to pass along to a proxied service.  Focussed primarily on
+ * Pull out headers to pass along to a proxied service.  Focused primarily on
  * authentication.
  */
 export function getTransitiveHeaders(req: Request): {[key: string]: string} {

app/server/lib/BrowserSession.ts

@@ -129,7 +129,7 @@ export function linkOrgWithEmail(session: SessionObj, email: string, org: string
  *
  * This is a view of the session object, for a single organization (the "scope").
  *
- * Local caching is disabled in an enviroment where there is a home server (or we are
+ * Local caching is disabled in an environment where there is a home server (or we are
  * the home server).  In hosted Grist, per-instance caching would be a problem.
  *
  * We retain local caching for situations with a single server - especially electron.

app/server/lib/DocPluginManager.ts

@@ -51,7 +51,7 @@ class GristDocAPIImpl implements GristDocAPI {
 /**
  * DocPluginManager manages plugins for a document.
  *
- * DocPluginManager instanciates asynchronously. Wait for the `ready` to resolve before using any
+ * DocPluginManager instantiates asynchronously. Wait for the `ready` to resolve before using any
  * plugin.
  *
  */

app/server/lib/DocSnapshots.ts

@@ -85,7 +85,7 @@ export class DocSnapshotPruner {
  * steady state).
  *
  * The list of versions (with metadata) for a document is itself stored in S3.  This isn't
- * ideal since we cannnot simply append a new version to the list without rewriting it in full.
+ * ideal since we cannot simply append a new version to the list without rewriting it in full.
  * But the alternatives have more serious problems, and this way folds quite well into the
  * existing pruning setup.
  *   - Storing in db would mean we'd need sharding sooner than otherwise

app/server/lib/DocStorage.ts

@@ -678,7 +678,7 @@ export class DocStorage implements ISQLiteDB {
    */
   public _initDB(): Promise<void> {
     // Set options for speed across multiple OSes/Filesystems.
-    // WAL is fast and safe (guarantees consistency accross crashes), but has disadvantages
+    // WAL is fast and safe (guarantees consistency across crashes), but has disadvantages
     // including generating unwanted extra files that can be tricky to deal with in renaming, etc
     // the options for WAL are commented out
     // Setting synchronous to OFF is the fastest method, but is not as safe, and could lead to

app/server/lib/DocWorkerMap.ts

@@ -57,7 +57,7 @@ export interface IDocWorkerMap extends IPermitStores, IElectionStore, IChecksumS
   setWorkerAvailability(workerId: string, available: boolean): Promise<void>;
 
   // Releases doc from worker, freeing it to be assigned elsewhere.
-  // Assigments should only be released for workers that are now unavailable.
+  // Assignments should only be released for workers that are now unavailable.
   releaseAssignment(workerId: string, docId: string): Promise<void>;
 
   // Get all assignments for a worker.  Should only be queried for a worker that

app/server/lib/ExpandedQuery.ts

@@ -134,7 +134,7 @@ export function expandQuery(iquery: ServerQuery, docData: DocData, onDemandFormu
 }
 
 /**
- * Build a query that relates two homogenous tables sharing a common set of columns,
+ * Build a query that relates two homogeneous tables sharing a common set of columns,
  * returning rows that exist in both tables (if they have differences), and rows from
  * `leftTableId` that don't exist in `rightTableId`.
  *

app/server/lib/ExternalStorage.ts

@@ -208,7 +208,7 @@ export class ChecksummedExternalStorage implements ExternalStorage {
 
   /**
    * We may want to download material from one key and henceforth treat it as another
-   * key (specifically for forking a document).  Since this class crossreferences the
+   * key (specifically for forking a document).  Since this class cross-references the
    * key in the external store with other consistent stores, it needs to know we are
    * doing that.  So we add a downloadTo variant that takes before and after keys.
    */

app/server/lib/FlexServer.ts

@@ -1070,7 +1070,7 @@ export class FlexServer implements GristServer {
       const scope = addPermit(getScope(mreq), this._dbManager.getSupportUserId(), {org: orgDomain});
       const query = await this._dbManager.getOrg(scope, orgDomain);
       const org = this._dbManager.unwrapQueryResult(query);
-      // This page isn't availabe for personal site.
+      // This page isn't available for personal site.
       if (org.owner) {
         return this._sendAppPage(req, resp, {path: 'error.html', status: 404, config: {errPage: 'not-found'}});
       }

app/server/lib/GranularAccess.ts

@@ -373,7 +373,7 @@ export class GranularAccess implements GranularAccessForBundle {
 
   /**
    * Check whether an ActionGroup can be sent to the client.  TODO: in future, we'll want
-   * to filter acceptible parts of ActionGroup, rather than denying entirely.
+   * to filter acceptable parts of ActionGroup, rather than denying entirely.
    */
   public async allowActionGroup(docSession: OptDocSession, actionGroup: ActionGroup): Promise<boolean> {
     return this.canReadEverything(docSession);

app/server/lib/HostedMetadataManager.ts

@@ -19,7 +19,7 @@ export class HostedMetadataManager {
   // Callback for next opportunity to push changes.
   private _timeout: any = null;
 
-  // Mantains the update Promise to wait on it if the class is closing.
+  // Maintains the update Promise to wait on it if the class is closing.
   private _push: Promise<any>|null;
 
   /**
@@ -65,7 +65,7 @@ export class HostedMetadataManager {
   }
 
   /**
-   * Push all metadata updates to the databse.
+   * Push all metadata updates to the database.
    */
   private _update(): void {
     if (this._push) { return; }

app/server/lib/NSandbox.ts

@@ -350,7 +350,7 @@ const spawners = {
  *   - GRIST_SANDBOX_FLAVOR: should be one of the spawners (pynbox, unsandboxed, docker,
  *     gvisor, macSandboxExec)
  *   - GRIST_SANDBOX: a program or image name to run as the sandbox.  Not needed for
- *     pynbox (it is either built in or not avaiable).  For unsandboxed, should be an
+ *     pynbox (it is either built in or not available).  For unsandboxed, should be an
  *     absolute path to python within a virtualenv with all requirements installed.
  *     For docker, it should be `grist-docker-sandbox` (an image built via makefile
  *     in `sandbox/docker`) or a derived image.  For gvisor, it should be the full path
@@ -743,7 +743,7 @@ function getWrappingEnv(options: ISandboxOptions) {
  * structure on the host rather than remapping, we can simplify nesting
  * wrappers, or cases where remapping isn't possible.  It does leak the names
  * of the host directories though, and there could be silly complications if the
- * directories have spaces or other idiosyncracies.  When committing to a sandbox
+ * directories have spaces or other idiosyncrasies.  When committing to a sandbox
  * technology, for stand-alone Grist, it would be worth rethinking this.
  */
 function getAbsolutePaths(options: ISandboxOptions) {

app/server/lib/PluginManager.ts

@@ -66,7 +66,7 @@ export class PluginManager {
   }
 
   /**
-   * Re-load plugins (litterally re-run `loadPlugins`).
+   * Re-load plugins (literally re-run `loadPlugins`).
    */
   // TODO: it's not clear right now what we do on reload. Do we deactivate plugins that were removed
   // from the fs? Do we update plugins that have changed on the fs ?

app/server/lib/SQLiteDB.ts

@@ -114,7 +114,7 @@ export type DBFunc = (db: SQLiteDB) => Promise<void>;
 export enum OpenMode {
   OPEN_CREATE,      // Open DB or create if doesn't exist (the default mode for sqlite3 module)
   OPEN_EXISTING,    // Open DB or fail if doesn't exist
-  OPEN_READONLY,    // Open DB in read-only mode or fail if doens't exist.
+  OPEN_READONLY,    // Open DB in read-only mode or fail if doesn't exist.
   CREATE_EXCL,      // Create new DB or fail if it already exists.
 }
 

app/server/lib/SamlConfig.ts

@@ -174,7 +174,7 @@ export class SamlConfig {
       if (state.action === 'login') {
         const samlUser = samlResponse.user;
         if (!samlUser || !samlUser.name_id) {
-          log.warn(`SamlConfig: bad SAML reponse: ${JSON.stringify(samlUser)}`);
+          log.warn(`SamlConfig: bad SAML response: ${JSON.stringify(samlUser)}`);
           throw new Error("Invalid user info in SAML response");
         }
 

app/server/lib/Sharing.ts

@@ -320,7 +320,7 @@ export class Sharing {
         isModification: sandboxActionBundle.stored.length > 0
       };
     } finally {
-      // Make sure the bundle is marked as complete, even if some miscellaneous error occured.
+      // Make sure the bundle is marked as complete, even if some miscellaneous error occurred.
       await accessControl.finishedBundle();
     }
   }

app/server/lib/docUtils.js

@@ -74,8 +74,8 @@ exports.createNumbered = createNumbered;
 /**
  * An easier-to-use alternative to createNumbered. Pass in a template string containing the
  * special token "{NUM}". It will first call creator() with "{NUM}" removed, then with "{NUM}"
- * replcaced by "-2", "-3", etc, until creator() succeeds, and will return the value for which it
- * suceeded.
+ * replaced by "-2", "-3", etc, until creator() succeeds, and will return the value for which it
+ * succeeded.
  */
 function createNumberedTemplate(template, creator) {
   const [prefix, suffix] = template.split("{NUM}");