Remove std/testing/format.ts (#4749)

1 files changed, 0 insertions, 549 deletions

diff --git a/std/testing/format.ts b/std/testing/format.ts
deleted file mode 100644
index 4004ebc9d..000000000
--- a/std/testing/format.ts
+++ /dev/null
@@ -1,549 +0,0 @@
-import { assert } from "./asserts.ts";
-
-// This file is ported from pretty-format@24.0.0
-/**
- * Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- */
-// eslint-disable-next-line @typescript-eslint/no-explicit-any
-export type Refs = any[];
-export type Optional<T> = { [K in keyof T]?: T[K] };
-
-export interface Options {
-  callToJSON: boolean;
-  escapeRegex: boolean;
-  escapeString: boolean;
-  indent: number;
-  maxDepth: number;
-  min: boolean;
-  printFunctionName: boolean;
-}
-
-export interface Config {
-  callToJSON: boolean;
-  escapeRegex: boolean;
-  escapeString: boolean;
-  indent: string;
-  maxDepth: number;
-  min: boolean;
-  printFunctionName: boolean;
-  spacingInner: string;
-  spacingOuter: string;
-}
-
-export type Printer = (
-  val: unknown,
-  config: Config,
-  indentation: string,
-  depth: number,
-  refs: Refs,
-  hasCalledToJSON?: boolean
-) => string;
-
-const toString = Object.prototype.toString;
-const toISOString = Date.prototype.toISOString;
-const errorToString = Error.prototype.toString;
-const regExpToString = RegExp.prototype.toString;
-const symbolToString = Symbol.prototype.toString;
-
-const DEFAULT_OPTIONS: Options = {
-  callToJSON: true,
-  escapeRegex: false,
-  escapeString: true,
-  indent: 2,
-  maxDepth: Infinity,
-  min: false,
-  printFunctionName: true,
-};
-
-interface BasicValueOptions {
-  printFunctionName: boolean;
-  escapeRegex: boolean;
-  escapeString: boolean;
-}
-
-/**
- * Explicitly comparing typeof constructor to function avoids undefined as name
- * when mock identity-obj-proxy returns the key as the value for any key.
- */
-// eslint-disable-next-line @typescript-eslint/no-explicit-any
-const getConstructorName = (val: new (...args: any[]) => any): string =>
-  (typeof val.constructor === "function" && val.constructor.name) || "Object";
-
-/* global window */
-/** Is val is equal to global window object?
- *  Works even if it does not exist :)
- * */
-// eslint-disable-next-line @typescript-eslint/no-explicit-any
-const isWindow = (val: any): val is Window =>
-  typeof window !== "undefined" && val === window;
-
-const SYMBOL_REGEXP = /^Symbol\((.*)\)(.*)$/;
-
-function isToStringedArrayType(toStringed: string): boolean {
-  return (
-    toStringed === "[object Array]" ||
-    toStringed === "[object ArrayBuffer]" ||
-    toStringed === "[object DataView]" ||
-    toStringed === "[object Float32Array]" ||
-    toStringed === "[object Float64Array]" ||
-    toStringed === "[object Int8Array]" ||
-    toStringed === "[object Int16Array]" ||
-    toStringed === "[object Int32Array]" ||
-    toStringed === "[object Uint8Array]" ||
-    toStringed === "[object Uint8ClampedArray]" ||
-    toStringed === "[object Uint16Array]" ||
-    toStringed === "[object Uint32Array]"
-  );
-}
-
-function printNumber(val: number): string {
-  return Object.is(val, -0) ? "-0" : String(val);
-}
-
-function printFunction(val: () => void, printFunctionName: boolean): string {
-  if (!printFunctionName) {
-    return "[Function]";
-  }
-  return "[Function " + (val.name || "anonymous") + "]";
-}
-
-function printSymbol(val: symbol): string {
-  return symbolToString.call(val).replace(SYMBOL_REGEXP, "Symbol($1)");
-}
-
-function printBigInt(val: bigint): string {
-  return val.toString() + "n";
-}
-
-function printError(val: Error): string {
-  return "[" + errorToString.call(val) + "]";
-}
-
-/**
- * The first port of call for printing an object, handles most of the
- * data-types in JS.
- */
-function printBasicValue(
-  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  val: any,
-  { printFunctionName, escapeRegex, escapeString }: BasicValueOptions
-): string | null {
-  if (val === true || val === false) {
-    return String(val);
-  }
-  if (val === undefined) {
-    return "undefined";
-  }
-  if (val === null) {
-    return "null";
-  }
-
-  const typeOf = typeof val;
-
-  if (typeOf === "number") {
-    return printNumber(val);
-  }
-  if (typeOf === "string") {
-    if (escapeString) {
-      return `"${val.replace(/"|\\/g, "\\$&")}"`;
-    }
-    return `"${val}"`;
-  }
-  if (typeOf === "function") {
-    return printFunction(val, printFunctionName);
-  }
-  if (typeOf === "symbol") {
-    return printSymbol(val);
-  }
-  if (typeOf === "bigint") {
-    return printBigInt(val);
-  }
-
-  const toStringed = toString.call(val);
-
-  if (toStringed === "[object WeakMap]") {
-    return "WeakMap {}";
-  }
-  if (toStringed === "[object WeakSet]") {
-    return "WeakSet {}";
-  }
-  if (
-    toStringed === "[object Function]" ||
-    toStringed === "[object GeneratorFunction]"
-  ) {
-    return printFunction(val, printFunctionName);
-  }
-  if (toStringed === "[object Symbol]") {
-    return printSymbol(val);
-  }
-  if (toStringed === "[object Date]") {
-    return isNaN(+val) ? "Date { NaN }" : toISOString.call(val);
-  }
-  if (toStringed === "[object Error]") {
-    return printError(val);
-  }
-  if (toStringed === "[object RegExp]") {
-    if (escapeRegex) {
-      // https://github.com/benjamingr/RegExp.escape/blob/master/polyfill.js
-      return regExpToString.call(val).replace(/[\\^$*+?.()|[\]{}]/g, "\\$&");
-    }
-    return regExpToString.call(val);
-  }
-
-  if (val instanceof Error) {
-    return printError(val);
-  }
-
-  return null;
-}
-
-function printer(
-  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  val: any,
-  config: Config,
-  indentation: string,
-  depth: number,
-  refs: Refs,
-  hasCalledToJSON?: boolean
-): string {
-  const basicResult = printBasicValue(val, config);
-  if (basicResult !== null) {
-    return basicResult;
-  }
-  // eslint-disable-next-line @typescript-eslint/no-use-before-define
-  return printComplexValue(
-    val,
-    config,
-    indentation,
-    depth,
-    refs,
-    hasCalledToJSON
-  );
-}
-
-/**
- * Return items (for example, of an array)
- * with spacing, indentation, and comma
- * without surrounding punctuation (for example, brackets)
- */
-function printListItems(
-  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  list: any,
-  config: Config,
-  indentation: string,
-  depth: number,
-  refs: Refs,
-  printer: Printer
-): string {
-  let result = "";
-
-  if (list.length) {
-    result += config.spacingOuter;
-
-    const indentationNext = indentation + config.indent;
-
-    for (let i = 0; i < list.length; i++) {
-      result +=
-        indentationNext +
-        printer(list[i], config, indentationNext, depth, refs);
-
-      if (i < list.length - 1) {
-        result += "," + config.spacingInner;
-      } else if (!config.min) {
-        result += ",";
-      }
-    }
-
-    result += config.spacingOuter + indentation;
-  }
-
-  return result;
-}
-
-/**
- * Return entries (for example, of a map)
- * with spacing, indentation, and comma
- * without surrounding punctuation (for example, braces)
- */
-function printIteratorEntries(
-  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  iterator: any,
-  config: Config,
-  indentation: string,
-  depth: number,
-  refs: Refs,
-  printer: Printer,
-  // Too bad, so sad that separator for ECMAScript Map has been ' => '
-  // What a distracting diff if you change a data structure to/from
-  // ECMAScript Object or Immutable.Map/OrderedMap which use the default.
-  separator = ": "
-): string {
-  let result = "";
-  let current = iterator.next();
-
-  if (!current.done) {
-    result += config.spacingOuter;
-
-    const indentationNext = indentation + config.indent;
-
-    while (!current.done) {
-      const name = printer(
-        current.value[0],
-        config,
-        indentationNext,
-        depth,
-        refs
-      );
-      const value = printer(
-        current.value[1],
-        config,
-        indentationNext,
-        depth,
-        refs
-      );
-
-      result += indentationNext + name + separator + value;
-
-      current = iterator.next();
-
-      if (!current.done) {
-        result += "," + config.spacingInner;
-      } else if (!config.min) {
-        result += ",";
-      }
-    }
-
-    result += config.spacingOuter + indentation;
-  }
-
-  return result;
-}
-
-/**
- * Return values (for example, of a set)
- * with spacing, indentation, and comma
- * without surrounding punctuation (braces or brackets)
- */
-function printIteratorValues(
-  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  iterator: Iterator<any>,
-  config: Config,
-  indentation: string,
-  depth: number,
-  refs: Refs,
-  printer: Printer
-): string {
-  let result = "";
-  let current = iterator.next();
-
-  if (!current.done) {
-    result += config.spacingOuter;
-
-    const indentationNext = indentation + config.indent;
-
-    while (!current.done) {
-      result +=
-        indentationNext +
-        printer(current.value, config, indentationNext, depth, refs);
-
-      current = iterator.next();
-
-      if (!current.done) {
-        result += "," + config.spacingInner;
-      } else if (!config.min) {
-        result += ",";
-      }
-    }
-
-    result += config.spacingOuter + indentation;
-  }
-
-  return result;
-}
-
-function getKeysOfEnumerableProperties<T>(object: T): Array<keyof T | symbol> {
-  const keys = Object.keys(object).sort() as Array<keyof T | symbol>;
-
-  if (Object.getOwnPropertySymbols) {
-    Object.getOwnPropertySymbols(object).forEach((symbol): void => {
-      const d = Object.getOwnPropertyDescriptor(object, symbol);
-      assert(d != null);
-      if (d.enumerable) {
-        keys.push(symbol);
-      }
-    });
-  }
-
-  return keys;
-}
-
-/**
- * Return properties of an object
- * with spacing, indentation, and comma
- * without surrounding punctuation (for example, braces)
- */
-function printObjectProperties(
-  val: {},
-  config: Config,
-  indentation: string,
-  depth: number,
-  refs: Refs,
-  printer: Printer
-): string {
-  let result = "";
-  const keys = getKeysOfEnumerableProperties(val);
-
-  if (keys.length) {
-    result += config.spacingOuter;
-
-    const indentationNext = indentation + config.indent;
-
-    for (let i = 0; i < keys.length; i++) {
-      const key = keys[i];
-      const name = printer(key, config, indentationNext, depth, refs);
-      const value = printer(
-        val[key as keyof typeof val],
-        config,
-        indentationNext,
-        depth,
-        refs
-      );
-
-      result += indentationNext + name + ": " + value;
-
-      if (i < keys.length - 1) {
-        result += "," + config.spacingInner;
-      } else if (!config.min) {
-        result += ",";
-      }
-    }
-
-    result += config.spacingOuter + indentation;
-  }
-
-  return result;
-}
-
-/**
- * Handles more complex objects ( such as objects with circular references.
- * maps and sets etc )
- */
-function printComplexValue(
-  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  val: any,
-  config: Config,
-  indentation: string,
-  depth: number,
-  refs: Refs,
-  hasCalledToJSON?: boolean
-): string {
-  if (refs.indexOf(val) !== -1) {
-    return "[Circular]";
-  }
-  refs = refs.slice();
-  refs.push(val);
-
-  const hitMaxDepth = ++depth > config.maxDepth;
-  const { min, callToJSON } = config;
-
-  if (
-    callToJSON &&
-    !hitMaxDepth &&
-    val.toJSON &&
-    typeof val.toJSON === "function" &&
-    !hasCalledToJSON
-  ) {
-    return printer(val.toJSON(), config, indentation, depth, refs, true);
-  }
-
-  const toStringed = toString.call(val);
-  if (toStringed === "[object Arguments]") {
-    return hitMaxDepth
-      ? "[Arguments]"
-      : (min ? "" : "Arguments ") +
-          "[" +
-          printListItems(val, config, indentation, depth, refs, printer) +
-          "]";
-  }
-  if (isToStringedArrayType(toStringed)) {
-    return hitMaxDepth
-      ? `[${val.constructor.name}]`
-      : (min ? "" : `${val.constructor.name} `) +
-          "[" +
-          printListItems(val, config, indentation, depth, refs, printer) +
-          "]";
-  }
-  if (toStringed === "[object Map]") {
-    return hitMaxDepth
-      ? "[Map]"
-      : "Map {" +
-          printIteratorEntries(
-            val.entries(),
-            config,
-            indentation,
-            depth,
-            refs,
-            printer,
-            " => "
-          ) +
-          "}";
-  }
-  if (toStringed === "[object Set]") {
-    return hitMaxDepth
-      ? "[Set]"
-      : "Set {" +
-          printIteratorValues(
-            val.values(),
-            config,
-            indentation,
-            depth,
-            refs,
-            printer
-          ) +
-          "}";
-  }
-
-  // Avoid failure to serialize global window object in jsdom test environment.
-  // For example, not even relevant if window is prop of React element.
-  return hitMaxDepth || isWindow(val)
-    ? "[" + getConstructorName(val) + "]"
-    : (min ? "" : getConstructorName(val) + " ") +
-        "{" +
-        printObjectProperties(val, config, indentation, depth, refs, printer) +
-        "}";
-}
-
-// TODO this is better done with `.padStart()`
-function createIndent(indent: number): string {
-  return new Array(indent + 1).join(" ");
-}
-
-const getConfig = (options: Options): Config => ({
-  ...options,
-  indent: options.min ? "" : createIndent(options.indent),
-  spacingInner: options.min ? " " : "\n",
-  spacingOuter: options.min ? "" : "\n",
-});
-
-/**
- * Returns a presentation string of your `val` object
- * @param val any potential JavaScript object
- * @param options Custom settings
- */
-// eslint-disable-next-line @typescript-eslint/no-explicit-any
-export function format(val: any, options: Optional<Options> = {}): string {
-  const opts: Options = {
-    ...DEFAULT_OPTIONS,
-    ...options,
-  };
-  const basicResult = printBasicValue(val, opts);
-  if (basicResult !== null) {
-    return basicResult;
-  }
-
-  return printComplexValue(val, getConfig(opts), "", 0, []);
-}