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Diffstat (limited to 'node_modules/path-to-regexp/dist.es2015/index.js')
| -rw-r--r-- | node_modules/path-to-regexp/dist.es2015/index.js | 400 |
1 files changed, 400 insertions, 0 deletions
diff --git a/node_modules/path-to-regexp/dist.es2015/index.js b/node_modules/path-to-regexp/dist.es2015/index.js new file mode 100644 index 0000000..f891c1b --- /dev/null +++ b/node_modules/path-to-regexp/dist.es2015/index.js @@ -0,0 +1,400 @@ +/** + * Tokenize input string. + */ +function lexer(str) { + var tokens = []; + var i = 0; + while (i < str.length) { + var char = str[i]; + if (char === "*" || char === "+" || char === "?") { + tokens.push({ type: "MODIFIER", index: i, value: str[i++] }); + continue; + } + if (char === "\\") { + tokens.push({ type: "ESCAPED_CHAR", index: i++, value: str[i++] }); + continue; + } + if (char === "{") { + tokens.push({ type: "OPEN", index: i, value: str[i++] }); + continue; + } + if (char === "}") { + tokens.push({ type: "CLOSE", index: i, value: str[i++] }); + continue; + } + if (char === ":") { + var name = ""; + var j = i + 1; + while (j < str.length) { + var code = str.charCodeAt(j); + if ( + // `0-9` + (code >= 48 && code <= 57) || + // `A-Z` + (code >= 65 && code <= 90) || + // `a-z` + (code >= 97 && code <= 122) || + // `_` + code === 95) { + name += str[j++]; + continue; + } + break; + } + if (!name) + throw new TypeError("Missing parameter name at ".concat(i)); + tokens.push({ type: "NAME", index: i, value: name }); + i = j; + continue; + } + if (char === "(") { + var count = 1; + var pattern = ""; + var j = i + 1; + if (str[j] === "?") { + throw new TypeError("Pattern cannot start with \"?\" at ".concat(j)); + } + while (j < str.length) { + if (str[j] === "\\") { + pattern += str[j++] + str[j++]; + continue; + } + if (str[j] === ")") { + count--; + if (count === 0) { + j++; + break; + } + } + else if (str[j] === "(") { + count++; + if (str[j + 1] !== "?") { + throw new TypeError("Capturing groups are not allowed at ".concat(j)); + } + } + pattern += str[j++]; + } + if (count) + throw new TypeError("Unbalanced pattern at ".concat(i)); + if (!pattern) + throw new TypeError("Missing pattern at ".concat(i)); + tokens.push({ type: "PATTERN", index: i, value: pattern }); + i = j; + continue; + } + tokens.push({ type: "CHAR", index: i, value: str[i++] }); + } + tokens.push({ type: "END", index: i, value: "" }); + return tokens; +} +/** + * Parse a string for the raw tokens. + */ +export function parse(str, options) { + if (options === void 0) { options = {}; } + var tokens = lexer(str); + var _a = options.prefixes, prefixes = _a === void 0 ? "./" : _a; + var defaultPattern = "[^".concat(escapeString(options.delimiter || "/#?"), "]+?"); + var result = []; + var key = 0; + var i = 0; + var path = ""; + var tryConsume = function (type) { + if (i < tokens.length && tokens[i].type === type) + return tokens[i++].value; + }; + var mustConsume = function (type) { + var value = tryConsume(type); + if (value !== undefined) + return value; + var _a = tokens[i], nextType = _a.type, index = _a.index; + throw new TypeError("Unexpected ".concat(nextType, " at ").concat(index, ", expected ").concat(type)); + }; + var consumeText = function () { + var result = ""; + var value; + while ((value = tryConsume("CHAR") || tryConsume("ESCAPED_CHAR"))) { + result += value; + } + return result; + }; + while (i < tokens.length) { + var char = tryConsume("CHAR"); + var name = tryConsume("NAME"); + var pattern = tryConsume("PATTERN"); + if (name || pattern) { + var prefix = char || ""; + if (prefixes.indexOf(prefix) === -1) { + path += prefix; + prefix = ""; + } + if (path) { + result.push(path); + path = ""; + } + result.push({ + name: name || key++, + prefix: prefix, + suffix: "", + pattern: pattern || defaultPattern, + modifier: tryConsume("MODIFIER") || "", + }); + continue; + } + var value = char || tryConsume("ESCAPED_CHAR"); + if (value) { + path += value; + continue; + } + if (path) { + result.push(path); + path = ""; + } + var open = tryConsume("OPEN"); + if (open) { + var prefix = consumeText(); + var name_1 = tryConsume("NAME") || ""; + var pattern_1 = tryConsume("PATTERN") || ""; + var suffix = consumeText(); + mustConsume("CLOSE"); + result.push({ + name: name_1 || (pattern_1 ? key++ : ""), + pattern: name_1 && !pattern_1 ? defaultPattern : pattern_1, + prefix: prefix, + suffix: suffix, + modifier: tryConsume("MODIFIER") || "", + }); + continue; + } + mustConsume("END"); + } + return result; +} +/** + * Compile a string to a template function for the path. + */ +export function compile(str, options) { + return tokensToFunction(parse(str, options), options); +} +/** + * Expose a method for transforming tokens into the path function. + */ +export function tokensToFunction(tokens, options) { + if (options === void 0) { options = {}; } + var reFlags = flags(options); + var _a = options.encode, encode = _a === void 0 ? function (x) { return x; } : _a, _b = options.validate, validate = _b === void 0 ? true : _b; + // Compile all the tokens into regexps. + var matches = tokens.map(function (token) { + if (typeof token === "object") { + return new RegExp("^(?:".concat(token.pattern, ")$"), reFlags); + } + }); + return function (data) { + var path = ""; + for (var i = 0; i < tokens.length; i++) { + var token = tokens[i]; + if (typeof token === "string") { + path += token; + continue; + } + var value = data ? data[token.name] : undefined; + var optional = token.modifier === "?" || token.modifier === "*"; + var repeat = token.modifier === "*" || token.modifier === "+"; + if (Array.isArray(value)) { + if (!repeat) { + throw new TypeError("Expected \"".concat(token.name, "\" to not repeat, but got an array")); + } + if (value.length === 0) { + if (optional) + continue; + throw new TypeError("Expected \"".concat(token.name, "\" to not be empty")); + } + for (var j = 0; j < value.length; j++) { + var segment = encode(value[j], token); + if (validate && !matches[i].test(segment)) { + throw new TypeError("Expected all \"".concat(token.name, "\" to match \"").concat(token.pattern, "\", but got \"").concat(segment, "\"")); + } + path += token.prefix + segment + token.suffix; + } + continue; + } + if (typeof value === "string" || typeof value === "number") { + var segment = encode(String(value), token); + if (validate && !matches[i].test(segment)) { + throw new TypeError("Expected \"".concat(token.name, "\" to match \"").concat(token.pattern, "\", but got \"").concat(segment, "\"")); + } + path += token.prefix + segment + token.suffix; + continue; + } + if (optional) + continue; + var typeOfMessage = repeat ? "an array" : "a string"; + throw new TypeError("Expected \"".concat(token.name, "\" to be ").concat(typeOfMessage)); + } + return path; + }; +} +/** + * Create path match function from `path-to-regexp` spec. + */ +export function match(str, options) { + var keys = []; + var re = pathToRegexp(str, keys, options); + return regexpToFunction(re, keys, options); +} +/** + * Create a path match function from `path-to-regexp` output. + */ +export function regexpToFunction(re, keys, options) { + if (options === void 0) { options = {}; } + var _a = options.decode, decode = _a === void 0 ? function (x) { return x; } : _a; + return function (pathname) { + var m = re.exec(pathname); + if (!m) + return false; + var path = m[0], index = m.index; + var params = Object.create(null); + var _loop_1 = function (i) { + if (m[i] === undefined) + return "continue"; + var key = keys[i - 1]; + if (key.modifier === "*" || key.modifier === "+") { + params[key.name] = m[i].split(key.prefix + key.suffix).map(function (value) { + return decode(value, key); + }); + } + else { + params[key.name] = decode(m[i], key); + } + }; + for (var i = 1; i < m.length; i++) { + _loop_1(i); + } + return { path: path, index: index, params: params }; + }; +} +/** + * Escape a regular expression string. + */ +function escapeString(str) { + return str.replace(/([.+*?=^!:${}()[\]|/\\])/g, "\\$1"); +} +/** + * Get the flags for a regexp from the options. + */ +function flags(options) { + return options && options.sensitive ? "" : "i"; +} +/** + * Pull out keys from a regexp. + */ +function regexpToRegexp(path, keys) { + if (!keys) + return path; + var groupsRegex = /\((?:\?<(.*?)>)?(?!\?)/g; + var index = 0; + var execResult = groupsRegex.exec(path.source); + while (execResult) { + keys.push({ + // Use parenthesized substring match if available, index otherwise + name: execResult[1] || index++, + prefix: "", + suffix: "", + modifier: "", + pattern: "", + }); + execResult = groupsRegex.exec(path.source); + } + return path; +} +/** + * Transform an array into a regexp. + */ +function arrayToRegexp(paths, keys, options) { + var parts = paths.map(function (path) { return pathToRegexp(path, keys, options).source; }); + return new RegExp("(?:".concat(parts.join("|"), ")"), flags(options)); +} +/** + * Create a path regexp from string input. + */ +function stringToRegexp(path, keys, options) { + return tokensToRegexp(parse(path, options), keys, options); +} +/** + * Expose a function for taking tokens and returning a RegExp. + */ +export function tokensToRegexp(tokens, keys, options) { + if (options === void 0) { options = {}; } + var _a = options.strict, strict = _a === void 0 ? false : _a, _b = options.start, start = _b === void 0 ? true : _b, _c = options.end, end = _c === void 0 ? true : _c, _d = options.encode, encode = _d === void 0 ? function (x) { return x; } : _d, _e = options.delimiter, delimiter = _e === void 0 ? "/#?" : _e, _f = options.endsWith, endsWith = _f === void 0 ? "" : _f; + var endsWithRe = "[".concat(escapeString(endsWith), "]|$"); + var delimiterRe = "[".concat(escapeString(delimiter), "]"); + var route = start ? "^" : ""; + // Iterate over the tokens and create our regexp string. + for (var _i = 0, tokens_1 = tokens; _i < tokens_1.length; _i++) { + var token = tokens_1[_i]; + if (typeof token === "string") { + route += escapeString(encode(token)); + } + else { + var prefix = escapeString(encode(token.prefix)); + var suffix = escapeString(encode(token.suffix)); + if (token.pattern) { + if (keys) + keys.push(token); + if (prefix || suffix) { + if (token.modifier === "+" || token.modifier === "*") { + var mod = token.modifier === "*" ? "?" : ""; + route += "(?:".concat(prefix, "((?:").concat(token.pattern, ")(?:").concat(suffix).concat(prefix, "(?:").concat(token.pattern, "))*)").concat(suffix, ")").concat(mod); + } + else { + route += "(?:".concat(prefix, "(").concat(token.pattern, ")").concat(suffix, ")").concat(token.modifier); + } + } + else { + if (token.modifier === "+" || token.modifier === "*") { + route += "((?:".concat(token.pattern, ")").concat(token.modifier, ")"); + } + else { + route += "(".concat(token.pattern, ")").concat(token.modifier); + } + } + } + else { + route += "(?:".concat(prefix).concat(suffix, ")").concat(token.modifier); + } + } + } + if (end) { + if (!strict) + route += "".concat(delimiterRe, "?"); + route += !options.endsWith ? "$" : "(?=".concat(endsWithRe, ")"); + } + else { + var endToken = tokens[tokens.length - 1]; + var isEndDelimited = typeof endToken === "string" + ? delimiterRe.indexOf(endToken[endToken.length - 1]) > -1 + : endToken === undefined; + if (!strict) { + route += "(?:".concat(delimiterRe, "(?=").concat(endsWithRe, "))?"); + } + if (!isEndDelimited) { + route += "(?=".concat(delimiterRe, "|").concat(endsWithRe, ")"); + } + } + return new RegExp(route, flags(options)); +} +/** + * Normalize the given path string, returning a regular expression. + * + * An empty array can be passed in for the keys, which will hold the + * placeholder key descriptions. For example, using `/user/:id`, `keys` will + * contain `[{ name: 'id', delimiter: '/', optional: false, repeat: false }]`. + */ +export function pathToRegexp(path, keys, options) { + if (path instanceof RegExp) + return regexpToRegexp(path, keys); + if (Array.isArray(path)) + return arrayToRegexp(path, keys, options); + return stringToRegexp(path, keys, options); +} +//# sourceMappingURL=index.js.map
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