BREAKING(path): remove runtime type-checking

path/_common/basename.ts

@@ -1,8 +1,6 @@
 // Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
 // This module is browser compatible.
 
-import { assertPath } from "./assert_path.ts";
-
 export function stripSuffix(name: string, suffix: string): string {
   if (suffix.length >= name.length) {
     return name;
@@ -43,7 +41,6 @@ export function lastPathSegment(
 }
 
 export function assertArgs(path: string, suffix: string) {
-  assertPath(path);
   if (path.length === 0) return path;
   if (typeof suffix !== "string") {
     throw new TypeError(

path/_common/dirname.ts

@@ -1,9 +1,6 @@
 // Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
 // This module is browser compatible.
 
-import { assertPath } from "./assert_path.ts";
-
 export function assertArg(path: string) {
-  assertPath(path);
   if (path.length === 0) return ".";
 }

path/_common/normalize.ts

@@ -1,9 +1,6 @@
 // Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
 // This module is browser compatible.
 
-import { assertPath } from "./assert_path.ts";
-
 export function assertArg(path: string) {
-  assertPath(path);
   if (path.length === 0) return ".";
 }

path/_common/relative.ts

@@ -1,10 +1,6 @@
 // Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
 // This module is browser compatible.
 
-import { assertPath } from "./assert_path.ts";
-
 export function assertArgs(from: string, to: string) {
-  assertPath(from);
-  assertPath(to);
   if (from === to) return "";
 }

path/posix/extname.ts

@@ -2,7 +2,6 @@
 // This module is browser compatible.
 
 import { CHAR_DOT } from "../_common/constants.ts";
-import { assertPath } from "../_common/assert_path.ts";
 import { isPosixPathSeparator } from "./_util.ts";
 
 /**
@@ -22,8 +21,6 @@ import { isPosixPathSeparator } from "./_util.ts";
  * @returns The extension (ex. for `file.ts` returns `.ts`).
  */
 export function extname(path: string): string {
-  assertPath(path);
-
   let startDot = -1;
   let startPart = 0;
   let end = -1;

path/posix/is_absolute.ts

@@ -1,7 +1,6 @@
 // Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
 // This module is browser compatible.
 
-import { assertPath } from "../_common/assert_path.ts";
 import { isPosixPathSeparator } from "./_util.ts";
 
 /**
@@ -20,6 +19,5 @@ import { isPosixPathSeparator } from "./_util.ts";
  * @returns Whether the path is absolute.
  */
 export function isAbsolute(path: string): boolean {
-  assertPath(path);
   return path.length > 0 && isPosixPathSeparator(path.charCodeAt(0));
 }

path/posix/join.ts

@@ -1,7 +1,6 @@
 // Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
 // This module is browser compatible.
 
-import { assertPath } from "../_common/assert_path.ts";
 import { normalize } from "./normalize.ts";
 
 /**
@@ -25,7 +24,6 @@ export function join(...paths: string[]): string {
   let joined: string | undefined;
   for (let i = 0; i < paths.length; ++i) {
     const path = paths[i]!;
-    assertPath(path);
     if (path.length > 0) {
       if (!joined) joined = path;
       else joined += `/${path}`;

path/posix/parse.ts

@@ -4,7 +4,6 @@
 import { CHAR_DOT } from "../_common/constants.ts";
 import type { ParsedPath } from "../_interface.ts";
 import { stripTrailingSeparators } from "../_common/strip_trailing_separators.ts";
-import { assertPath } from "../_common/assert_path.ts";
 import { isPosixPathSeparator } from "./_util.ts";
 
 export type { ParsedPath } from "../_interface.ts";
@@ -31,8 +30,6 @@ export type { ParsedPath } from "../_interface.ts";
  * @returns The parsed path object.
  */
 export function parse(path: string): ParsedPath {
-  assertPath(path);
-
   const ret: ParsedPath = { root: "", dir: "", base: "", ext: "", name: "" };
   if (path.length === 0) return ret;
   const isAbsolute = isPosixPathSeparator(path.charCodeAt(0));

path/posix/resolve.ts

@@ -2,7 +2,6 @@
 // This module is browser compatible.
 
 import { normalizeString } from "../_common/normalize_string.ts";
-import { assertPath } from "../_common/assert_path.ts";
 import { isPosixPathSeparator } from "./_util.ts";
 
 /**
@@ -37,8 +36,6 @@ export function resolve(...pathSegments: string[]): string {
       path = Deno.cwd();
     }
 
-    assertPath(path);
-
     // Skip empty entries
     if (path.length === 0) {
       continue;

path/windows/extname.ts

@@ -2,7 +2,6 @@
 // This module is browser compatible.
 
 import { CHAR_COLON, CHAR_DOT } from "../_common/constants.ts";
-import { assertPath } from "../_common/assert_path.ts";
 import { isPathSeparator, isWindowsDeviceRoot } from "./_util.ts";
 
 /**
@@ -21,8 +20,6 @@ import { isPathSeparator, isWindowsDeviceRoot } from "./_util.ts";
  * @returns The extension of the `path`.
  */
 export function extname(path: string): string {
-  assertPath(path);
-
   let start = 0;
   let startDot = -1;
   let startPart = 0;

path/windows/is_absolute.ts

@@ -2,7 +2,6 @@
 // This module is browser compatible.
 
 import { CHAR_COLON } from "../_common/constants.ts";
-import { assertPath } from "../_common/assert_path.ts";
 import { isPathSeparator, isWindowsDeviceRoot } from "./_util.ts";
 
 /**
@@ -21,8 +20,6 @@ import { isPathSeparator, isWindowsDeviceRoot } from "./_util.ts";
  * @returns `true` if the path is absolute, `false` otherwise.
  */
 export function isAbsolute(path: string): boolean {
-  assertPath(path);
-
   const len = path.length;
   if (len === 0) return false;
 

path/windows/join.ts

@@ -2,7 +2,6 @@
 // This module is browser compatible.
 
 import { assert } from "@std/assert/assert";
-import { assertPath } from "../_common/assert_path.ts";
 import { isPathSeparator } from "./_util.ts";
 import { normalize } from "./normalize.ts";
 
@@ -28,7 +27,6 @@ export function join(...paths: string[]): string {
   let firstPart: string | null = null;
   for (let i = 0; i < paths.length; ++i) {
     const path = paths[i]!;
-    assertPath(path);
     if (path.length > 0) {
       if (joined === undefined) joined = firstPart = path;
       else joined += `\\${path}`;

path/windows/parse.ts

@@ -3,7 +3,6 @@
 
 import { CHAR_COLON, CHAR_DOT } from "../_common/constants.ts";
 import type { ParsedPath } from "../_interface.ts";
-import { assertPath } from "../_common/assert_path.ts";
 import { isPathSeparator, isWindowsDeviceRoot } from "./_util.ts";
 
 export type { ParsedPath } from "../_interface.ts";
@@ -30,8 +29,6 @@ export type { ParsedPath } from "../_interface.ts";
  * @returns The `ParsedPath` object.
  */
 export function parse(path: string): ParsedPath {
-  assertPath(path);
-
   const ret: ParsedPath = { root: "", dir: "", base: "", ext: "", name: "" };
 
   const len = path.length;

path/windows/resolve.ts

@@ -3,7 +3,6 @@
 
 import { CHAR_COLON } from "../_common/constants.ts";
 import { normalizeString } from "../_common/normalize_string.ts";
-import { assertPath } from "../_common/assert_path.ts";
 import { isPathSeparator, isWindowsDeviceRoot } from "./_util.ts";
 
 /**
@@ -55,8 +54,6 @@ export function resolve(...pathSegments: string[]): string {
       }
     }
 
-    assertPath(path);
-
     const len = path.length;
 
     // Skip empty entries