@worker-tools/deno-kv-storage
Version:
An implementation of the StorageArea (1,2,3) interface for Deno with an extensible system for supporting various database backends.
126 lines • 4.68 kB
JavaScript
;
// Copyright the Browserify authors. MIT License.
// Ported from https://github.com/browserify/path-browserify/
// This module is browser compatible.
Object.defineProperty(exports, "__esModule", { value: true });
exports.encodeWhitespace = exports._format = exports.normalizeString = exports.isWindowsDeviceRoot = exports.isPathSeparator = exports.isPosixPathSeparator = exports.assertPath = void 0;
const _constants_js_1 = require("./_constants.js");
function assertPath(path) {
if (typeof path !== "string") {
throw new TypeError(`Path must be a string. Received ${JSON.stringify(path)}`);
}
}
exports.assertPath = assertPath;
function isPosixPathSeparator(code) {
return code === _constants_js_1.CHAR_FORWARD_SLASH;
}
exports.isPosixPathSeparator = isPosixPathSeparator;
function isPathSeparator(code) {
return isPosixPathSeparator(code) || code === _constants_js_1.CHAR_BACKWARD_SLASH;
}
exports.isPathSeparator = isPathSeparator;
function isWindowsDeviceRoot(code) {
return ((code >= _constants_js_1.CHAR_LOWERCASE_A && code <= _constants_js_1.CHAR_LOWERCASE_Z) ||
(code >= _constants_js_1.CHAR_UPPERCASE_A && code <= _constants_js_1.CHAR_UPPERCASE_Z));
}
exports.isWindowsDeviceRoot = isWindowsDeviceRoot;
// Resolves . and .. elements in a path with directory names
function normalizeString(path, allowAboveRoot, separator, isPathSeparator) {
let res = "";
let lastSegmentLength = 0;
let lastSlash = -1;
let dots = 0;
let code;
for (let i = 0, len = path.length; i <= len; ++i) {
if (i < len)
code = path.charCodeAt(i);
else if (isPathSeparator(code))
break;
else
code = _constants_js_1.CHAR_FORWARD_SLASH;
if (isPathSeparator(code)) {
if (lastSlash === i - 1 || dots === 1) {
// NOOP
}
else if (lastSlash !== i - 1 && dots === 2) {
if (res.length < 2 ||
lastSegmentLength !== 2 ||
res.charCodeAt(res.length - 1) !== _constants_js_1.CHAR_DOT ||
res.charCodeAt(res.length - 2) !== _constants_js_1.CHAR_DOT) {
if (res.length > 2) {
const lastSlashIndex = res.lastIndexOf(separator);
if (lastSlashIndex === -1) {
res = "";
lastSegmentLength = 0;
}
else {
res = res.slice(0, lastSlashIndex);
lastSegmentLength = res.length - 1 - res.lastIndexOf(separator);
}
lastSlash = i;
dots = 0;
continue;
}
else if (res.length === 2 || res.length === 1) {
res = "";
lastSegmentLength = 0;
lastSlash = i;
dots = 0;
continue;
}
}
if (allowAboveRoot) {
if (res.length > 0)
res += `${separator}..`;
else
res = "..";
lastSegmentLength = 2;
}
}
else {
if (res.length > 0)
res += separator + path.slice(lastSlash + 1, i);
else
res = path.slice(lastSlash + 1, i);
lastSegmentLength = i - lastSlash - 1;
}
lastSlash = i;
dots = 0;
}
else if (code === _constants_js_1.CHAR_DOT && dots !== -1) {
++dots;
}
else {
dots = -1;
}
}
return res;
}
exports.normalizeString = normalizeString;
function _format(sep, pathObject) {
const dir = pathObject.dir || pathObject.root;
const base = pathObject.base ||
(pathObject.name || "") + (pathObject.ext || "");
if (!dir)
return base;
if (dir === pathObject.root)
return dir + base;
return dir + sep + base;
}
exports._format = _format;
const WHITESPACE_ENCODINGS = {
"\u0009": "%09",
"\u000A": "%0A",
"\u000B": "%0B",
"\u000C": "%0C",
"\u000D": "%0D",
"\u0020": "%20",
};
function encodeWhitespace(string) {
return string.replaceAll(/[\s]/g, (c) => {
var _a;
return (_a = WHITESPACE_ENCODINGS[c]) !== null && _a !== void 0 ? _a : c;
});
}
exports.encodeWhitespace = encodeWhitespace;
//# sourceMappingURL=_util.js.map