next/dist/lib/route-pattern-normalizer.js

The React Framework

"use strict";
Object.defineProperty(exports, "__esModule", {
    value: true
});
0 && (module.exports = {
    PARAM_SEPARATOR: null,
    hasAdjacentParameterIssues: null,
    normalizeAdjacentParameters: null,
    normalizeTokensForRegexp: null,
    stripNormalizedSeparators: null,
    stripParameterSeparators: null
});
function _export(target, all) {
    for(var name in all)Object.defineProperty(target, name, {
        enumerable: true,
        get: all[name]
    });
}
_export(exports, {
    PARAM_SEPARATOR: function() {
        return PARAM_SEPARATOR;
    },
    hasAdjacentParameterIssues: function() {
        return hasAdjacentParameterIssues;
    },
    normalizeAdjacentParameters: function() {
        return normalizeAdjacentParameters;
    },
    normalizeTokensForRegexp: function() {
        return normalizeTokensForRegexp;
    },
    stripNormalizedSeparators: function() {
        return stripNormalizedSeparators;
    },
    stripParameterSeparators: function() {
        return stripParameterSeparators;
    }
});
const PARAM_SEPARATOR = '_NEXTSEP_';
function hasAdjacentParameterIssues(route) {
    if (typeof route !== 'string') return false;
    // Check for interception route markers followed immediately by parameters
    // Pattern: /(.):param, /(..):param, /(...):param, /(.)(.):param etc.
    // These patterns cause "Must have text between two parameters" errors
    if (/\/\(\.{1,3}\):[^/\s]+/.test(route)) {
        return true;
    }
    // Check for basic adjacent parameters without separators
    // Pattern: :param1:param2 (but not :param* or other URL patterns)
    if (/:[a-zA-Z_][a-zA-Z0-9_]*:[a-zA-Z_][a-zA-Z0-9_]*/.test(route)) {
        return true;
    }
    return false;
}
function normalizeAdjacentParameters(route) {
    let normalized = route;
    // Handle interception route patterns: (.):param -> (.)_NEXTSEP_:param
    normalized = normalized.replace(/(\([^)]*\)):([^/\s]+)/g, `$1${PARAM_SEPARATOR}:$2`);
    // Handle other adjacent parameter patterns: :param1:param2 -> :param1_NEXTSEP_:param2
    normalized = normalized.replace(/:([^:/\s)]+)(?=:)/g, `:$1${PARAM_SEPARATOR}`);
    return normalized;
}
function normalizeTokensForRegexp(tokens) {
    return tokens.map((token)=>{
        // Token union type: Token = string | TokenObject
        // Literal path segments are strings, parameters/wildcards are objects
        if (typeof token === 'object' && token !== null && // Not all token objects have 'modifier' property (e.g., simple text tokens)
        'modifier' in token && // Only repeating modifiers (* or +) cause the validation error
        // Other modifiers like '?' (optional) are fine
        (token.modifier === '*' || token.modifier === '+') && // Token objects can have different shapes depending on route pattern
        'prefix' in token && 'suffix' in token && // Both prefix and suffix must be empty strings
        // This is what causes the validation error in path-to-regexp
        token.prefix === '' && token.suffix === '') {
            // Add minimal prefix to satisfy path-to-regexp validation
            // We use '/' as it's the most common path delimiter and won't break route matching
            // The prefix gets used in regex generation but doesn't affect parameter extraction
            return {
                ...token,
                prefix: '/'
            };
        }
        return token;
    });
}
function stripNormalizedSeparators(pathname) {
    // Remove separator after interception route markers
    // Pattern: (.)_NEXTSEP_ -> (.), (..)_NEXTSEP_ -> (..), etc.
    // The separator appears after the closing paren of interception markers
    return pathname.replace(new RegExp(`\\)${PARAM_SEPARATOR}`, 'g'), ')');
}
function stripParameterSeparators(params) {
    const cleaned = {};
    for (const [key, value] of Object.entries(params)){
        if (typeof value === 'string') {
            // Remove the separator if it appears at the start of parameter values
            cleaned[key] = value.replace(new RegExp(`^${PARAM_SEPARATOR}`), '');
        } else if (Array.isArray(value)) {
            // Handle array parameters (from repeated route segments)
            cleaned[key] = value.map((item)=>typeof item === 'string' ? item.replace(new RegExp(`^${PARAM_SEPARATOR}`), '') : item);
        } else {
            cleaned[key] = value;
        }
    }
    return cleaned;
}

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