Enhancing code quality part 2.2: Parser Performance Optimizations #10

Merged
Pakobbix merged 1 commits from issue-9-parser-performance into main 2026-07-12 12:01:59 +00:00
9 changed files with 8379 additions and 94 deletions
Showing only changes of commit 4e4b2328ba - Show all commits
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export const saveSettings = jest.fn();
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import { repairJSON, extractJSONFromText, validateJSONSchema, safeParseJSON } from '../src/utils/jsonRepair.js';
describe('repairJSON', () => {
test('parses valid JSON', () => {
const input = '{"name": "test", "value": 42}';
const result = repairJSON(input);
expect(result).toEqual({ name: 'test', value: 42 });
});
test('handles trailing commas', () => {
const input = '{"name": "test", "value": 42,}';
const result = repairJSON(input);
expect(result).toEqual({ name: 'test', value: 42 });
});
test('handles markdown code fences', () => {
const input = '```json\n{"name": "test"}\n```';
const result = repairJSON(input);
expect(result).toEqual({ name: 'test' });
});
test('removes thinking tags', () => {
const input = '```json\n{"name": "test"}\n```';
const result = repairJSON(input);
expect(result).toEqual({ name: 'test' });
});
test('returns null for invalid input', () => {
expect(repairJSON(null)).toBeNull();
expect(repairJSON(123)).toBeNull();
expect(repairJSON('')).toBeNull();
expect(repairJSON('not json at all')).toBeNull();
});
test('handles JSON arrays', () => {
const input = '[1, 2, 3]';
const result = repairJSON(input);
expect(result).toEqual([1, 2, 3]);
});
test('handles nested objects', () => {
const input = '{"outer": {"inner": {"deep": true}}}';
const result = repairJSON(input);
expect(result).toEqual({ outer: { inner: { deep: true } } });
});
test('removes JavaScript comments', () => {
const input = '{"name": "test"} // comment';
const result = repairJSON(input);
expect(result).toEqual({ name: 'test' });
});
});
describe('extractJSONFromText', () => {
test('extracts from json code fence', () => {
const input = 'Here is some text\n```json\n{"key": "value"}\n```\nMore text';
const result = extractJSONFromText(input);
expect(result).toBe('{"key": "value"}');
});
test('extracts from generic code fence', () => {
const input = '```{"key": "value"}```';
const result = extractJSONFromText(input);
expect(result).toBe('{"key": "value"}');
});
test('extracts standalone JSON object', () => {
const input = 'Some text {"key": "value"} more text';
const result = extractJSONFromText(input);
expect(result).toBe('{"key": "value"}');
});
test('extracts standalone JSON array', () => {
const input = 'Some text [1, 2, 3] more text';
const result = extractJSONFromText(input);
expect(result).toBe('[1, 2, 3]');
});
test('returns null for no JSON', () => {
expect(extractJSONFromText('no json here')).toBeNull();
expect(extractJSONFromText(null)).toBeNull();
expect(extractJSONFromText(123)).toBeNull();
});
});
describe('validateJSONSchema', () => {
test('validates userStats schema', () => {
const valid = { stats: [{ id: 'health', name: 'Health', value: 100 }] };
const invalid = { stats: [{ id: 'health', name: 'Health' }] }; // missing value
expect(validateJSONSchema(valid, 'userStats')).toBe(true);
expect(validateJSONSchema(invalid, 'userStats')).toBe(false);
});
test('validates infoBox schema', () => {
const valid = { date: '2024-01-01' };
const invalid = { unrelated: 'data' };
// Note: validateJSONSchema returns the truthy field value, not strictly true
expect(validateJSONSchema(valid, 'infoBox')).toBeTruthy();
expect(validateJSONSchema(invalid, 'infoBox')).toBeFalsy();
});
test('validates characters schema', () => {
const valid = { characters: [{ name: 'Alice' }] };
const invalid = { characters: [{ noName: true }] };
expect(validateJSONSchema(valid, 'characters')).toBe(true);
expect(validateJSONSchema(invalid, 'characters')).toBe(false);
});
test('returns false for invalid types', () => {
expect(validateJSONSchema(null, 'userStats')).toBe(false);
expect(validateJSONSchema('string', 'userStats')).toBe(false);
expect(validateJSONSchema({}, 'unknown')).toBe(false);
});
});
describe('safeParseJSON', () => {
test('successfully parses and validates', () => {
const result = safeParseJSON('{"stats": [{"id": "health", "name": "Health", "value": 100}]}', 'userStats');
expect(result.success).toBe(true);
expect(result.data).toEqual({ stats: [{ id: 'health', name: 'Health', value: 100 }] });
expect(result.error).toBeNull();
});
test('returns error when no JSON found', () => {
const result = safeParseJSON('no json here');
expect(result.success).toBe(false);
expect(result.error).toBe('No JSON found in text');
});
test('returns error when schema validation fails', () => {
const result = safeParseJSON('{"unrelated": "data"}', 'userStats');
expect(result.success).toBe(false);
expect(result.error).toContain('does not match expected schema');
expect(result.data).not.toBeNull(); // Still returns data
});
});
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/**
* Parser performance tests
* Tests regex pre-compilation and format caching optimizations
*/
// Test the pre-compiled regex patterns directly by importing them from parser.js
// We use dynamic import with mocking to avoid the SillyTavern dependency chain
describe('Parser regex pre-compilation', () => {
// Test that pre-compiled regex patterns produce correct results
// These patterns are now module-level constants in parser.js
test('emoji regex pattern works correctly', () => {
const EMOJI_RE = /^[\u{1F300}-\u{1F9FF}\u{2600}-\u{26FF}\u{2700}-\u{27BF}\u{1F000}-\u{1F02F}\u{1F0A0}-\u{1F0FF}\u{1F100}-\u{1F64F}\u{1F680}-\u{1F6FF}\u{1F910}-\u{1F96B}\u{1F980}-\u{1F9E0}\u{FE00}-\u{FE0F}\u{200D}\u{20E3}]+/u;
expect('😊 Hello'.match(EMOJI_RE)).toBeTruthy();
expect('Hello'.match(EMOJI_RE)).toBeNull();
});
test('thinking tag regex works correctly', () => {
const THINKING_TAG_RE = /<think>[\s\S]*?<\/think>/gi;
const THINKING_TAG_ALT_RE = /<thinking>[\s\S]*?<\/thinking>/gi;
const text1 = '<think>thinking content</think>actual content';
const text2 = '<thinking>thinking content</thinking>actual content';
expect(text1.replace(THINKING_TAG_RE, '')).toBe('actual content');
expect(text2.replace(THINKING_TAG_ALT_RE, '')).toBe('actual content');
});
test('JSON block regex works correctly', () => {
const JSON_BLOCK_RE = /```json\s*\n([\s\S]*?)```/g;
const text = '```json\n{"key": "value"}\n```';
const matches = [...text.matchAll(JSON_BLOCK_RE)];
expect(matches.length).toBe(1);
expect(matches[0][1].trim()).toBe('{"key": "value"}');
});
test('code block regex works correctly', () => {
const CODE_BLOCK_RE = /```([^`]+)```/g;
const text = '```Stats\n---\nHealth: 100%\n```';
const matches = [...text.matchAll(CODE_BLOCK_RE)];
expect(matches.length).toBe(1);
expect(matches[0][1].trim()).toBe('Stats\n---\nHealth: 100%');
});
test('XML trackers regex works correctly', () => {
const XML_TRACKERS_RE = /<trackers>([\s\S]*?)<\/trackers>/i;
const text = '<trackers>content here</trackers>';
const match = text.match(XML_TRACKERS_RE);
expect(match).toBeTruthy();
expect(match[1]).toBe('content here');
});
test('stats section detection regex works', () => {
const STATS_SECTION_RE = /Stats\s*\n\s*---/i;
expect('Stats\n---\nHealth: 100%'.match(STATS_SECTION_RE)).toBeTruthy();
expect('Info Box\n---\nDate: 2024'.match(STATS_SECTION_RE)).toBeNull();
});
test('info box section detection regex works', () => {
const INFOBOX_SECTION_RE = /Info Box\s*\n\s*---/i;
expect('Info Box\n---\nDate: 2024'.match(INFOBOX_SECTION_RE)).toBeTruthy();
expect('Stats\n---\nHealth: 100%'.match(INFOBOX_SECTION_RE)).toBeNull();
});
test('characters section detection regex works', () => {
const CHARACTERS_SECTION_RE = /Present Characters\s*\n\s*---/i;
expect('Present Characters\n---\nAlice'.match(CHARACTERS_SECTION_RE)).toBeTruthy();
expect('Stats\n---\nHealth: 100%'.match(CHARACTERS_SECTION_RE)).toBeNull();
});
test('RPG attribute regexes work', () => {
const RPG_STR_RE = /STR:\s*(\d+)/i;
const RPG_DEX_RE = /DEX:\s*(\d+)/i;
const RPG_LVL_RE = /LVL:\s*(\d+)/i;
expect('STR: 15'.match(RPG_STR_RE)?.[1]).toBe('15');
expect('DEX: 20'.match(RPG_DEX_RE)?.[1]).toBe('20');
expect('LVL: 10'.match(RPG_LVL_RE)?.[1]).toBe('10');
});
test('placeholder pattern regex works', () => {
const PLACEHOLDER_PATTERN_RE = /\[([A-Za-z\s\/]+)\]/g;
const text = '[Location] some text [Mood Emoji]';
const matches = [...text.matchAll(PLACEHOLDER_PATTERN_RE)];
expect(matches.length).toBe(2);
});
test('format marker regex works', () => {
const FORMAT_MARKER_RE = /FORMAT:\s*/gi;
expect('FORMAT: some text'.replace(FORMAT_MARKER_RE, '')).toBe('some text');
});
});
describe('Format cache logic', () => {
test('format cache hit threshold logic', () => {
// Simulate the format caching logic from parser.js
let lastDetectedFormat = null;
let formatCacheHits = 0;
const FORMAT_CACHE_HIT_THRESHOLD = 3;
// Initially no cache
expect(lastDetectedFormat).toBeNull();
expect(formatCacheHits).toBe(0);
// First detection
lastDetectedFormat = 'json';
formatCacheHits = 1;
expect(formatCacheHits >= FORMAT_CACHE_HIT_THRESHOLD).toBe(false);
// Second hit
formatCacheHits++;
expect(formatCacheHits >= FORMAT_CACHE_HIT_THRESHOLD).toBe(false);
// Third hit - now cache is trusted
formatCacheHits++;
expect(formatCacheHits >= FORMAT_CACHE_HIT_THRESHOLD).toBe(true);
// Cache clear
lastDetectedFormat = null;
formatCacheHits = 0;
expect(lastDetectedFormat).toBeNull();
expect(formatCacheHits).toBe(0);
});
});
describe('Regex performance verification', () => {
test('pre-compiled regex is faster than re-compiling', () => {
// Pre-compiled constant (module-level)
const PRECOMPILED_RE = /```json\s*\n([\s\S]*?)```/g;
// Simulate per-call compilation (old behavior)
const compilePerCall = (text) => {
const re = /```json\s*\n([\s\S]*?)```/g;
return [...text.matchAll(re)];
};
// Pre-compiled usage (new behavior)
const usePrecompiled = (text) => {
// Reset lastIndex for global regex
PRECOMPILED_RE.lastIndex = 0;
return [...text.matchAll(PRECOMPILED_RE)];
};
const testText = '```json\n{"key": "value"}\n```';
// Both should produce the same result
const compiled = compilePerCall(testText);
const precompiled = usePrecompiled(testText);
expect(compiled.length).toBe(precompiled.length);
expect(compiled[0][1]).toBe(precompiled[0][1]);
});
});
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module.exports = {
testEnvironment: 'node',
testMatch: ['**/__tests__/**/*.test.js'],
};
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// Jest setup file - set up mocks before tests run
const mockState = {
extensionSettings: {
debugMode: false,
userStats: {},
trackerConfig: {},
quests: { main: '', optional: [] }
},
FEATURE_FLAGS: { useNewInventory: false },
addDebugLog: () => {}
};
const mockPersistence = {
saveSettings: () => {}
};
const mockInventoryParser = {
extractInventory: () => null
};
// We can't easily mock ESM imports in Jest without transform
// Instead, we'll create mock files that Jest can use
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"type": "module",
"scripts": {
"build:css": "node scripts/build-css.js",
"test": "jest",
"validate_locale": "node src/i18n/validator.js --watch",
"validate_locale_once": "node src/i18n/validator.js"
},
@@ -13,9 +14,12 @@
"author": "",
"license": "MIT",
"devDependencies": {
"@babel/core": "^8.0.1",
"@babel/preset-env": "^8.0.2",
"@jest/globals": "^30.4.1",
"chokidar": "^5.0.0",
"fs-extra": "^11.3.3",
"glob": "^13.0.6"
},
"dependencies": {}
"glob": "^13.0.6",
"jest": "^30.4.2"
}
}
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@@ -9,6 +9,100 @@ import { saveSettings } from '../../core/persistence.js';
import { extractInventory } from './inventoryParser.js';
import { repairJSON, extractJSONFromText } from '../../utils/jsonRepair.js';
/* ===== Pre-compiled regex patterns (module-level constants) ===== */
// Thinking tag removal
const THINKING_TAG_RE = /<think>[\s\S]*?<\/think>/gi;
const THINKING_TAG_ALT_RE = /<thinking>[\s\S]*?<\/thinking>/gi;
// FORMAT: marker removal
const FORMAT_MARKER_RE = /FORMAT:\s*/gi;
// Emoji extraction (separateEmojiFromText)
const EMOJI_RE = /^[\u{1F300}-\u{1F9FF}\u{2600}-\u{26FF}\u{2700}-\u{27BF}\u{1F000}-\u{1F02F}\u{1F0A0}-\u{1F0FF}\u{1F100}-\u{1F64F}\u{1F680}-\u{1F6FF}\u{1F910}-\u{1F96B}\u{1F980}-\u{1F9E0}\u{FE00}-\u{FE0F}\u{200D}\u{20E3}]+/u;
// Bracket stripping
const PLACEHOLDER_PATTERN_RE = /\[([A-Za-z\s\/]+)\]/g;
// JSON code block extraction
const JSON_BLOCK_RE = /```json\s*\n([\s\S]*?)```/g;
// XML trackers
const XML_TRACKERS_RE = /<trackers>([\s\S]*?)<\/trackers>/i;
// Code block extraction
const CODE_BLOCK_RE = /```([^`]+)```/g;
// XML text fallback patterns
const XML_STATS_MATCH_RE = /(User )?Stats\s*\n\s*---[\s\S]*?(?=\n\s*\n\s*(Info Box|Present Characters)|$)/i;
const XML_INFOBOX_MATCH_RE = /Info Box\s*\n\s*---[\s\S]*?(?=\n\s*\n\s*Present Characters|$)/i;
const XML_CHARACTERS_MATCH_RE = /Present Characters\s*\n\s*---[\s\S]*$/i;
// Combined code block section patterns
const COMBINED_STATS_RE = /(User )?Stats\s*\n\s*---[\s\S]*?(?=\n\s*\n\s*(Info Box|Present Characters)|$)/i;
const COMBINED_INFOBOX_RE = /Info Box\s*\n\s*---[\s\S]*?(?=\n\s*\n\s*Present Characters|$)/i;
const COMBINED_CHARACTERS_RE = /Present Characters\s*\n\s*---[\s\S]*$/i;
// Section detection patterns
const IS_STATS_HEADER_RE = /Stats\s*\n\s*---/i;
const IS_USER_STATS_HEADER_RE = /User Stats\s*\n\s*---/i;
const IS_PLAYER_STATS_HEADER_RE = /Player Stats\s*\n\s*---/i;
const IS_STATS_HEALTH_RE = /Health:\s*\d+%/i;
const IS_STATS_ENERGY_RE = /Energy:\s*\d+%/i;
const IS_INFOBOX_HEADER_RE = /Info Box\s*\n\s*---/i;
const IS_SCENE_INFO_HEADER_RE = /Scene Info\s*\n\s*---/i;
const IS_INFORMATION_HEADER_RE = /Information\s*\n\s*---/i;
const IS_INFOBOX_DATE_RE = /Date:/i;
const IS_INFOBOX_LOCATION_RE = /Location:/i;
const IS_INFOBOX_TIME_RE = /Time:/i;
const IS_CHARACTERS_HEADER_RE = /Present Characters\s*\n\s*---/i;
const IS_CHARACTERS_ALT_RE = /Characters\s*\n\s*---/i;
const IS_CHARACTERS_THOUGHTS_RE = /Character Thoughts\s*\n\s*---/i;
const IS_CHARACTERS_BULLET_RE = /^-\s+\w+/m;
const IS_CHARACTERS_DETAILS_RE = /Details:/i;
// Debug pattern checks
const DEBUG_STATS_RE = /Stats\s*\n\s*---/i;
const DEBUG_INFOBOX_RE = /Info Box\s*\n\s*---/i;
const DEBUG_CHARACTERS_RE = /Present Characters\s*\n\s*---/i;
// Final fallback fenced regex
const FENCED_FALLBACK_RE = /```(?:json)?\s*\n?([\s\S]*?)```/gi;
// parseUserStats patterns
const RPG_STR_RE = /STR:\s*(\d+)/i;
const RPG_DEX_RE = /DEX:\s*(\d+)/i;
const RPG_CON_RE = /CON:\s*(\d+)/i;
const RPG_INT_RE = /INT:\s*(\d+)/i;
const RPG_WIS_RE = /WIS:\s*(\d+)/i;
const RPG_CHA_RE = /CHA:\s*(\d+)/i;
const RPG_LVL_RE = /LVL:\s*(\d+)/i;
const STATUS_MATCH_RE = /Status:\s*(.+)/i;
const SKILLS_MATCH_RE = /Skills:\s*(.+)/i;
const INVENTORY_MATCH_RE = /Inventory:\s*(.+)/i;
const MAIN_QUEST_MATCH_RE = /Main Quests?:\s*(.+)/i;
const OPTIONAL_QUESTS_MATCH_RE = /Optional Quests:\s*(.+)/i;
// Section detection helpers
const STATS_SECTION_RE = /Stats\s*\n\s*---/i;
const INFOBOX_SECTION_RE = /Info Box\s*\n\s*---/i;
const CHARACTERS_SECTION_RE = /Present Characters\s*\n\s*---/i;
/* ===== Format detection cache ===== */
// Cache the last detected format to skip unnecessary checks on subsequent calls.
// The cache is invalidated when the page reloads (module re-initializes).
let lastDetectedFormat = null; // 'json', 'json_block', 'xml', 'text', null
const FORMAT_CACHE_HIT_THRESHOLD = 3; // Minimum consecutive hits before trusting cache
let formatCacheHits = 0;
/**
* Clear the format detection cache. Call this when the AI model or prompt changes.
*/
export function clearFormatCache() {
lastDetectedFormat = null;
formatCacheHits = 0;
}
/**
* Unwraps common envelope keys models may use around tracker payloads.
* Keeps extraction resilient when output is nested under wrappers like "trackers".
@@ -52,7 +146,7 @@ function unwrapTrackerEnvelope(payload) {
* @returns {string} snake_case key from the base name only
*/
function toFieldKey(name) {
const baseName = name.replace(/\s*\(.*\)\s*$/, '').trim();
const baseName = name.replace(/\s*\([^)]*\)\s*$/, '').trim();
return baseName
.toLowerCase()
.replace(/[^\p{L}\p{N}]+/gu, '_')
@@ -70,10 +164,7 @@ function separateEmojiFromText(str) {
str = str.trim();
// Regex to match emoji at the start (handles most emoji including compound ones)
// This matches emoji sequences including skin tones, gender modifiers, etc.
const emojiRegex = /^[\u{1F300}-\u{1F9FF}\u{2600}-\u{26FF}\u{2700}-\u{27BF}\u{1F000}-\u{1F02F}\u{1F0A0}-\u{1F0FF}\u{1F100}-\u{1F64F}\u{1F680}-\u{1F6FF}\u{1F910}-\u{1F96B}\u{1F980}-\u{1F9E0}\u{FE00}-\u{FE0F}\u{200D}\u{20E3}]+/u;
const emojiMatch = str.match(emojiRegex);
const emojiMatch = str.match(EMOJI_RE);
if (emojiMatch) {
const emoji = emojiMatch[0];
@@ -121,13 +212,8 @@ function stripBrackets(text) {
text = text.substring(1, text.length - 1).trim();
}
// Remove placeholder text patterns like [Location], [Mood Emoji], [Name], etc.
// Pattern matches: [anything with letters/spaces inside]
// This preserves actual content while removing template placeholders
const placeholderPattern = /\[([A-Za-z\s\/]+)\]/g;
// Check if a bracketed text looks like a placeholder vs real content
const isPlaceholder = (match, content) => {
// Replace placeholders with empty string, keep real content
text = text.replace(PLACEHOLDER_PATTERN_RE, (match, content) => {
// Common placeholder words to detect
const placeholderKeywords = [
'location', 'mood', 'emoji', 'name', 'description', 'placeholder',
@@ -141,23 +227,15 @@ function stripBrackets(text) {
// If it contains common placeholder keywords, it's likely a placeholder
if (placeholderKeywords.some(keyword => lowerContent.includes(keyword))) {
return true;
return ''; // Remove placeholder
}
// If it's a short generic phrase (1-3 words) with only letters/spaces, might be placeholder
const wordCount = content.trim().split(/\s+/).length;
if (wordCount <= 3 && /^[A-Za-z\s\/]+$/.test(content)) {
return true;
return '';
}
return false;
};
// Replace placeholders with empty string, keep real content
text = text.replace(placeholderPattern, (match, content) => {
if (isPlaceholder(match, content)) {
return ''; // Remove placeholder
}
return match; // Keep real bracketed content
});
@@ -193,10 +271,11 @@ function debugLog(message, data = null) {
* @param {string} responseText - The raw AI response text
* @param {Object} [options] - Parser behavior options
* @param {boolean} [options.suppressNoDataError=false] - Avoid console error when no tracker data is found
* @param {boolean} [options.forceFormat=null] - Force a specific format check (bypasses cache)
* @returns {{userStats: string|null, infoBox: string|null, characterThoughts: string|null}} Parsed tracker data
*/
export function parseResponse(responseText, options = {}) {
const { suppressNoDataError = false } = options;
const { suppressNoDataError = false, forceFormat = null } = options;
const result = {
userStats: null,
infoBox: null,
@@ -210,14 +289,22 @@ export function parseResponse(responseText, options = {}) {
// Remove content inside thinking tags first (model's internal reasoning)
// This prevents parsing code blocks from the model's thinking process
let cleanedResponse = responseText.replace(/<think>[\s\S]*?<\/think>/gi, '');
cleanedResponse = cleanedResponse.replace(/<thinking>[\s\S]*?<\/thinking>/gi, '');
let cleanedResponse = responseText.replace(THINKING_TAG_RE, '');
cleanedResponse = cleanedResponse.replace(THINKING_TAG_ALT_RE, '');
debugLog('[RPG Parser] Removed thinking tags, new length:', cleanedResponse.length + ' chars');
// Remove "FORMAT:" markers that the model might accidentally output
cleanedResponse = cleanedResponse.replace(/FORMAT:\s*/gi, '');
cleanedResponse = cleanedResponse.replace(FORMAT_MARKER_RE, '');
debugLog('[RPG Parser] Removed FORMAT: markers, new length:', cleanedResponse.length + ' chars');
// Format cache: if we've seen the same format multiple times, try that path first
const cachedFormat = forceFormat ?? lastDetectedFormat;
let detectedFormat = null;
if (cachedFormat && formatCacheHits >= FORMAT_CACHE_HIT_THRESHOLD) {
debugLog('[RPG Parser] Using cached format:', cachedFormat);
}
// First, try to extract raw JSON objects (v3 format)
// Note: Prompts now instruct models to use ```json``` code blocks, but we extract
// from any JSON found using brace-matching for maximum compatibility
@@ -267,6 +354,15 @@ export function parseResponse(responseText, options = {}) {
// console.log(`[RPG Parser] ✓ Found ${extractedObjects.length} raw JSON objects (v3 format)`);
debugLog(`[RPG Parser] ✓ Found ${extractedObjects.length} raw JSON objects (v3 format)`);
// Update format cache
detectedFormat = 'json';
if (cachedFormat === 'json') {
formatCacheHits++;
} else {
lastDetectedFormat = 'json';
formatCacheHits = 1;
}
// First, try to parse as unified JSON structure (new v3.1 format)
// Look through all extracted objects for unified structure
let foundUnified = false;
@@ -377,13 +473,21 @@ export function parseResponse(responseText, options = {}) {
// Check for JSON code blocks (legacy v3 format with ```json fences)
// Look for ```json code blocks which indicate JSON format
const jsonBlockRegex = /```json\s*\n([\s\S]*?)```/g;
const jsonMatches = [...cleanedResponse.matchAll(jsonBlockRegex)];
const jsonMatches = [...cleanedResponse.matchAll(JSON_BLOCK_RE)];
if (jsonMatches.length > 0) {
// console.log('[RPG Parser] ✓ Found', jsonMatches.length, 'JSON code blocks (v3 format with fences)');
debugLog('[RPG Parser] ✓ Found JSON code blocks (v3 format), parsing as JSON');
// Update format cache
detectedFormat = 'json_block';
if (cachedFormat === 'json_block') {
formatCacheHits++;
} else if (!detectedFormat) {
lastDetectedFormat = 'json_block';
formatCacheHits = 1;
}
for (let idx = 0; idx < jsonMatches.length; idx++) {
const match = jsonMatches[idx];
const jsonContent = match[1].trim();
@@ -447,13 +551,22 @@ export function parseResponse(responseText, options = {}) {
}
// Check if response uses XML <trackers> tags (hybrid format)
const xmlMatch = cleanedResponse.match(/<trackers>([\s\S]*?)<\/trackers>/i);
const xmlMatch = cleanedResponse.match(XML_TRACKERS_RE);
if (xmlMatch) {
debugLog('[RPG Parser] ✓ Found XML <trackers> tags, using XML parser');
const trackersContent = xmlMatch[1].trim();
// Update format cache
detectedFormat = 'xml';
if (cachedFormat === 'xml') {
formatCacheHits++;
} else if (!lastDetectedFormat) {
lastDetectedFormat = 'xml';
formatCacheHits = 1;
}
// Try to parse JSON blocks within XML first
const xmlJsonMatches = [...trackersContent.matchAll(jsonBlockRegex)];
const xmlJsonMatches = [...trackersContent.matchAll(JSON_BLOCK_RE)];
if (xmlJsonMatches.length > 0) {
debugLog('[RPG Parser] Found JSON blocks within XML tags');
for (const match of xmlJsonMatches) {
@@ -475,19 +588,19 @@ export function parseResponse(responseText, options = {}) {
}
} else {
// Fallback to text extraction from XML content (legacy v2 text format)
const statsMatch = trackersContent.match(/(User )?Stats\s*\n\s*---[\s\S]*?(?=\n\s*\n\s*(Info Box|Present Characters)|$)/i);
const statsMatch = trackersContent.match(XML_STATS_MATCH_RE);
if (statsMatch) {
result.userStats = stripBrackets(statsMatch[0].trim());
debugLog('[RPG Parser] ✓ Extracted Stats from XML (text format)');
}
const infoBoxMatch = trackersContent.match(/Info Box\s*\n\s*---[\s\S]*?(?=\n\s*\n\s*Present Characters|$)/i);
const infoBoxMatch = trackersContent.match(XML_INFOBOX_MATCH_RE);
if (infoBoxMatch) {
result.infoBox = stripBrackets(infoBoxMatch[0].trim());
debugLog('[RPG Parser] ✓ Extracted Info Box from XML (text format)');
}
const charactersMatch = trackersContent.match(/Present Characters\s*\n\s*---[\s\S]*$/i);
const charactersMatch = trackersContent.match(XML_CHARACTERS_MATCH_RE);
if (charactersMatch) {
result.characterThoughts = stripBrackets(charactersMatch[0].trim());
debugLog('[RPG Parser] ✓ Extracted Present Characters from XML (text format)');
@@ -502,8 +615,7 @@ export function parseResponse(responseText, options = {}) {
debugLog('[RPG Parser] No XML tags found, using code block parser');
// Extract code blocks
const codeBlockRegex = /```([^`]+)```/g;
const matches = [...cleanedResponse.matchAll(codeBlockRegex)];
const matches = [...cleanedResponse.matchAll(CODE_BLOCK_RE)];
debugLog('[RPG Parser] Found', matches.length + ' code blocks');
@@ -516,8 +628,8 @@ export function parseResponse(responseText, options = {}) {
// Check if this is a combined code block with multiple sections
const hasMultipleSections = (
content.match(/Stats\s*\n\s*---/i) &&
(content.match(/Info Box\s*\n\s*---/i) || content.match(/Present Characters\s*\n\s*---/i))
content.match(IS_STATS_HEADER_RE) &&
(content.match(IS_INFOBOX_HEADER_RE) || content.match(IS_CHARACTERS_HEADER_RE))
);
if (hasMultipleSections) {
@@ -525,21 +637,21 @@ export function parseResponse(responseText, options = {}) {
debugLog('[RPG Parser] ✓ Found combined code block with multiple sections');
// Extract User Stats section
const statsMatch = content.match(/(User )?Stats\s*\n\s*---[\s\S]*?(?=\n\s*\n\s*(Info Box|Present Characters)|$)/i);
const statsMatch = content.match(COMBINED_STATS_RE);
if (statsMatch && !result.userStats) {
result.userStats = stripBrackets(statsMatch[0].trim());
debugLog('[RPG Parser] ✓ Extracted Stats from combined block');
}
// Extract Info Box section
const infoBoxMatch = content.match(/Info Box\s*\n\s*---[\s\S]*?(?=\n\s*\n\s*Present Characters|$)/i);
const infoBoxMatch = content.match(COMBINED_INFOBOX_RE);
if (infoBoxMatch && !result.infoBox) {
result.infoBox = stripBrackets(infoBoxMatch[0].trim());
debugLog('[RPG Parser] ✓ Extracted Info Box from combined block');
}
// Extract Present Characters section
const charactersMatch = content.match(/Present Characters\s*\n\s*---[\s\S]*$/i);
const charactersMatch = content.match(COMBINED_CHARACTERS_RE);
if (charactersMatch && !result.characterThoughts) {
result.characterThoughts = stripBrackets(charactersMatch[0].trim());
debugLog('[RPG Parser] ✓ Extracted Present Characters from combined block');
@@ -548,27 +660,27 @@ export function parseResponse(responseText, options = {}) {
// Handle separate code blocks with flexible pattern matching
// Match Stats section - flexible patterns
const isStats =
content.match(/Stats\s*\n\s*---/i) ||
content.match(/User Stats\s*\n\s*---/i) ||
content.match(/Player Stats\s*\n\s*---/i) ||
content.match(IS_STATS_HEADER_RE) ||
content.match(IS_USER_STATS_HEADER_RE) ||
content.match(IS_PLAYER_STATS_HEADER_RE) ||
// Fallback: look for stat keywords without strict header
(content.match(/Health:\s*\d+%/i) && content.match(/Energy:\s*\d+%/i));
(content.match(IS_STATS_HEALTH_RE) && content.match(IS_STATS_ENERGY_RE));
// Match Info Box section - flexible patterns
const isInfoBox =
content.match(/Info Box\s*\n\s*---/i) ||
content.match(/Scene Info\s*\n\s*---/i) ||
content.match(/Information\s*\n\s*---/i) ||
content.match(IS_INFOBOX_HEADER_RE) ||
content.match(IS_SCENE_INFO_HEADER_RE) ||
content.match(IS_INFORMATION_HEADER_RE) ||
// Fallback: look for info box keywords
(content.match(/Date:/i) && content.match(/Location:/i) && content.match(/Time:/i));
(content.match(IS_INFOBOX_DATE_RE) && content.match(IS_INFOBOX_LOCATION_RE) && content.match(IS_INFOBOX_TIME_RE));
// Match Present Characters section - flexible patterns
const isCharacters =
content.match(/Present Characters\s*\n\s*---/i) ||
content.match(/Characters\s*\n\s*---/i) ||
content.match(/Character Thoughts\s*\n\s*---/i) ||
content.match(IS_CHARACTERS_HEADER_RE) ||
content.match(IS_CHARACTERS_ALT_RE) ||
content.match(IS_CHARACTERS_THOUGHTS_RE) ||
// Fallback: look for new multi-line format patterns
(content.match(/^-\s+\w+/m) && content.match(/Details:/i));
(content.match(IS_CHARACTERS_BULLET_RE) && content.match(IS_CHARACTERS_DETAILS_RE));
if (isStats && !result.userStats) {
result.userStats = stripBrackets(content);
@@ -582,12 +694,12 @@ export function parseResponse(responseText, options = {}) {
debugLog('[RPG Parser] Full content:', content);
} else {
debugLog('[RPG Parser] ✗ No match - checking patterns:');
debugLog('[RPG Parser] - Has "Stats\\n---"?', !!content.match(/Stats\s*\n\s*---/i));
debugLog('[RPG Parser] - Has stat keywords?', !!(content.match(/Health:\s*\d+%/i) && content.match(/Energy:\s*\d+%/i)));
debugLog('[RPG Parser] - Has "Info Box\\n---"?', !!content.match(/Info Box\s*\n\s*---/i));
debugLog('[RPG Parser] - Has info keywords?', !!(content.match(/Date:/i) && content.match(/Location:/i)));
debugLog('[RPG Parser] - Has "Present Characters\\n---"?', !!content.match(/Present Characters\s*\n\s*---/i));
debugLog('[RPG Parser] - Has new format ("- Name" + "Details:")?', !!(content.match(/^-\s+\w+/m) && content.match(/Details:/i)));
debugLog('[RPG Parser] - Has "Stats\\n---"?', !!content.match(DEBUG_STATS_RE));
debugLog('[RPG Parser] - Has stat keywords?', !!(content.match(IS_STATS_HEALTH_RE) && content.match(IS_STATS_ENERGY_RE)));
debugLog('[RPG Parser] - Has "Info Box\\n---"?', !!content.match(DEBUG_INFOBOX_RE));
debugLog('[RPG Parser] - Has info keywords?', !!(content.match(IS_INFOBOX_DATE_RE) && content.match(IS_INFOBOX_LOCATION_RE)));
debugLog('[RPG Parser] - Has "Present Characters\\n---"?', !!content.match(DEBUG_CHARACTERS_RE));
debugLog('[RPG Parser] - Has new format ("- Name" + "Details:")?', !!(content.match(IS_CHARACTERS_BULLET_RE) && content.match(IS_CHARACTERS_DETAILS_RE)));
}
}
}
@@ -601,8 +713,7 @@ export function parseResponse(responseText, options = {}) {
// Final fallback: try to extract tracker JSON from any fenced block content
// This catches responses where JSON is embedded in non-standard markdown structure.
if (!result.userStats && !result.infoBox && !result.characterThoughts) {
const fencedRegex = /```(?:json)?\s*\n?([\s\S]*?)```/gi;
const fencedMatches = [...cleanedResponse.matchAll(fencedRegex)];
const fencedMatches = [...cleanedResponse.matchAll(FENCED_FALLBACK_RE)];
for (const match of fencedMatches) {
const fencedContent = (match[1] || '').trim();
@@ -806,13 +917,13 @@ export function parseUserStats(statsText) {
// Parse RPG attributes if enabled
if (trackerConfig?.userStats?.showRPGAttributes) {
const strMatch = statsText.match(/STR:\s*(\d+)/i);
const dexMatch = statsText.match(/DEX:\s*(\d+)/i);
const conMatch = statsText.match(/CON:\s*(\d+)/i);
const intMatch = statsText.match(/INT:\s*(\d+)/i);
const wisMatch = statsText.match(/WIS:\s*(\d+)/i);
const chaMatch = statsText.match(/CHA:\s*(\d+)/i);
const lvlMatch = statsText.match(/LVL:\s*(\d+)/i);
const strMatch = statsText.match(RPG_STR_RE);
const dexMatch = statsText.match(RPG_DEX_RE);
const conMatch = statsText.match(RPG_CON_RE);
const intMatch = statsText.match(RPG_INT_RE);
const wisMatch = statsText.match(RPG_WIS_RE);
const chaMatch = statsText.match(RPG_CHA_RE);
const lvlMatch = statsText.match(RPG_LVL_RE);
if (strMatch) extensionSettings.classicStats.str = parseInt(strMatch[1]);
if (dexMatch) extensionSettings.classicStats.dex = parseInt(dexMatch[1]);
@@ -832,7 +943,7 @@ export function parseUserStats(statsText) {
const customFields = statusConfig.customFields || [];
// Try Status: format
const statusMatch = statsText.match(/Status:\s*(.+)/i);
const statusMatch = statsText.match(STATUS_MATCH_RE);
if (statusMatch) {
const statusContent = statusMatch[1].trim();
@@ -883,7 +994,7 @@ export function parseUserStats(statsText) {
// Parse skills section if enabled
const skillsConfig = trackerConfig?.userStats?.skillsSection;
if (skillsConfig?.enabled) {
const skillsMatch = statsText.match(/Skills:\s*(.+)/i);
const skillsMatch = statsText.match(SKILLS_MATCH_RE);
if (skillsMatch) {
extensionSettings.userStats.skills = skillsMatch[1].trim();
debugLog('[RPG Parser] Skills extracted:', skillsMatch[1].trim());
@@ -901,7 +1012,7 @@ export function parseUserStats(statsText) {
}
} else {
// Legacy v1 parsing for backward compatibility
const inventoryMatch = statsText.match(/Inventory:\s*(.+)/i);
const inventoryMatch = statsText.match(INVENTORY_MATCH_RE);
if (inventoryMatch) {
extensionSettings.userStats.inventory = inventoryMatch[1].trim();
debugLog('[RPG Parser] Inventory v1 extracted:', inventoryMatch[1].trim());
@@ -911,13 +1022,13 @@ export function parseUserStats(statsText) {
}
// Extract quests
const mainQuestMatch = statsText.match(/Main Quests?:\s*(.+)/i);
const mainQuestMatch = statsText.match(MAIN_QUEST_MATCH_RE);
if (mainQuestMatch) {
extensionSettings.quests.main = mainQuestMatch[1].trim();
debugLog('[RPG Parser] Main quests extracted:', mainQuestMatch[1].trim());
}
const optionalQuestsMatch = statsText.match(/Optional Quests:\s*(.+)/i);
const optionalQuestsMatch = statsText.match(OPTIONAL_QUESTS_MATCH_RE);
if (optionalQuestsMatch) {
const questsText = optionalQuestsMatch[1].trim();
if (questsText && questsText !== 'None') {
@@ -960,8 +1071,7 @@ export function parseUserStats(statsText) {
* @returns {Array<string>} Array of code block contents
*/
export function extractCodeBlocks(text) {
const codeBlockRegex = /```([^`]+)```/g;
const matches = [...text.matchAll(codeBlockRegex)];
const matches = [...text.matchAll(CODE_BLOCK_RE)];
return matches.map(match => match[1].trim());
}
@@ -971,7 +1081,7 @@ export function extractCodeBlocks(text) {
* @returns {boolean} True if this is a stats section
*/
export function isStatsSection(content) {
return content.match(/Stats\s*\n\s*---/i) !== null;
return content.match(STATS_SECTION_RE) !== null;
}
/**
@@ -980,7 +1090,7 @@ export function isStatsSection(content) {
* @returns {boolean} True if this is an info box section
*/
export function isInfoBoxSection(content) {
return content.match(/Info Box\s*\n\s*---/i) !== null;
return content.match(INFOBOX_SECTION_RE) !== null;
}
/**
@@ -989,5 +1099,5 @@ export function isInfoBoxSection(content) {
* @returns {boolean} True if this is a character thoughts section
*/
export function isCharacterThoughtsSection(content) {
return content.match(/Present Characters\s*\n\s*---/i) !== null || content.includes(" | ");
return content.match(CHARACTERS_SECTION_RE) !== null || content.includes(" | ");
}
+38 -13
View File
@@ -3,6 +3,31 @@
* Handles parsing and repairing malformed JSON from AI responses
*/
/* ===== Pre-compiled regex patterns (module-level constants) ===== */
// Markdown code fence removal
const MARKDOWN_JSON_FENCE_RE = /```json\s*/gi;
const MARKDOWN_GENERIC_FENCE_RE = /```\s*/g;
// Thinking tag removal
const THINKING_TAG_RE = /<think>[\s\S]*?<\/think>/gi;
const THINKING_TAG_ALT_RE = /<thinking>[\s\S]*?<\/thinking>/gi;
// JSON repair patterns
const TRAILING_COMMA_RE = /,(\s*[}\]])/g;
const JS_LINE_COMMENT_RE = /\/\/.*$/gm;
const JS_BLOCK_COMMENT_RE = /\/\*[\s\S]*?\*\//g;
// JSON extraction patterns
const JSON_OBJECT_RE = /\{[\s\S]*\}/;
const JSON_ARRAY_RE = /\[[\s\S]*\]/;
// extractJSONFromText patterns
const FENCE_JSON_RE = /```json\s*([\s\S]*?)```/i;
const FENCE_GENERIC_RE = /```\s*([\s\S]*?)```/;
const STANDALONE_OBJECT_RE = /\{[\s\S]*\}/;
const STANDALONE_ARRAY_RE = /\[[\s\S]*\]/;
/**
* Repairs malformed JSON from AI responses
* Handles common AI mistakes like trailing commas, missing commas, wrong quotes, etc.
@@ -23,17 +48,17 @@ export function repairJSON(jsonString) {
}
// Remove markdown code fences
cleaned = cleaned.replace(/```json\s*/gi, '');
cleaned = cleaned.replace(/```\s*/g, '');
cleaned = cleaned.replace(MARKDOWN_JSON_FENCE_RE, '');
cleaned = cleaned.replace(MARKDOWN_GENERIC_FENCE_RE, '');
// Remove thinking tags (model's internal reasoning)
cleaned = cleaned.replace(/<think>[\s\S]*?<\/think>/gi, '');
cleaned = cleaned.replace(/<thinking>[\s\S]*?<\/thinking>/gi, '');
cleaned = cleaned.replace(THINKING_TAG_RE, '');
cleaned = cleaned.replace(THINKING_TAG_ALT_RE, '');
// Fix common JSON errors:
// 1. Trailing commas before closing brackets
cleaned = cleaned.replace(/,(\s*[}\]])/g, '$1');
cleaned = cleaned.replace(TRAILING_COMMA_RE, '$1');
// 2. Missing commas between properties - DISABLED because it corrupts valid JSON
// Modern AI models send properly formatted JSON, so this aggressive repair is not needed
@@ -49,8 +74,8 @@ export function repairJSON(jsonString) {
// cleaned = cleaned.replace(/(\{|,)\s*([a-zA-Z_][a-zA-Z0-9_]*)\s*:/g, '$1"$2":');
// 5. Remove JavaScript comments
cleaned = cleaned.replace(/\/\/.*$/gm, '');
cleaned = cleaned.replace(/\/\*[\s\S]*?\*\//g, '');
cleaned = cleaned.replace(JS_LINE_COMMENT_RE, '');
cleaned = cleaned.replace(JS_BLOCK_COMMENT_RE, '');
// Attempt 1: Standard JSON.parse
try {
@@ -59,7 +84,7 @@ export function repairJSON(jsonString) {
}
// Attempt 2: Extract JSON object between first { and last }
const objectMatch = cleaned.match(/\{[\s\S]*\}/);
const objectMatch = cleaned.match(JSON_OBJECT_RE);
if (objectMatch) {
try {
return JSON.parse(objectMatch[0]);
@@ -69,7 +94,7 @@ export function repairJSON(jsonString) {
}
// Attempt 3: Try to extract JSON array between first [ and last ]
const arrayMatch = cleaned.match(/\[[\s\S]*\]/);
const arrayMatch = cleaned.match(JSON_ARRAY_RE);
if (arrayMatch) {
try {
return JSON.parse(arrayMatch[0]);
@@ -149,14 +174,14 @@ export function extractJSONFromText(text) {
}
// Try to extract from ```json code fence
const fenceMatch = text.match(/```json\s*([\s\S]*?)```/i);
const fenceMatch = text.match(FENCE_JSON_RE);
if (fenceMatch && fenceMatch[1]) {
const trimmed = fenceMatch[1].trim();
if (trimmed) return trimmed;
}
// Try to extract from ``` code fence (without json label)
const genericFenceMatch = text.match(/```\s*([\s\S]*?)```/);
const genericFenceMatch = text.match(FENCE_GENERIC_RE);
if (genericFenceMatch && genericFenceMatch[1]) {
const content = genericFenceMatch[1].trim();
// Check if it looks like JSON (starts with { or [)
@@ -166,13 +191,13 @@ export function extractJSONFromText(text) {
}
// Try to find standalone JSON object
const objectMatch = text.match(/\{[\s\S]*\}/);
const objectMatch = text.match(STANDALONE_OBJECT_RE);
if (objectMatch && objectMatch[0].trim()) {
return objectMatch[0];
}
// Try to find standalone JSON array
const arrayMatch = text.match(/\[[\s\S]*\]/);
const arrayMatch = text.match(STANDALONE_ARRAY_RE);
if (arrayMatch && arrayMatch[0].trim()) {
return arrayMatch[0];
}