JSON Diff Viewer

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\n \n\n`;\n","export const html = `\n\n\n \n \n JSON Diff Viewer\n \n\n\n

\n \n\n`;\n","createdAt",["D",1768083052060],"branchVersion","branchId","f1a855c4-ee6f-11f0-b97d-42dde27851f2","id","f1a8187a-ee6f-11f0-b97d-42dde27851f2","jsonDiffViewer",["D",1768082501157],"deletedAt","legacyEnvVars","privacy","public","httpPrivacy","description","JSON diff viewer with 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{ Hono } from \"npm:hono\";\nimport { html } from \"./views/index.ts\";\nimport { appJs } from \"./views/app.ts\";\n\nconst app = new Hono();\n\napp.get(\"/\", (c) => c.html(html));\n\napp.get(\"/app.js\", (c) => {\n return new Response(appJs, {\n headers: { \"Content-Type\": \"application/javascript\" },\n });\n});\n\nexport default app.fetch;\n","label","jsondiff",[132],"f2b3e194-ee70-11f0-9d40-42dde27851f2","views","f2b3e28e-ee70-11f0-9d40-42dde27851f2",["D",1768082932405],"directory",[144],"pulls","branches",1,"forks","envVars",{"_157":64,"_159":64},"connections",{"_157":64,"_158":64},"count","unfilledCount","emptyCount",{"_44":143,"_32":144,"_30":145,"_133":-5,"_42":43,"_41":137,"_135":60,"_39":181,"_13":64,"_34":147,"_36":-5,"_24":25,"_140":-5,"_165":182,"_27":183},{"_44":173,"_32":174,"_30":175,"_133":145,"_42":43,"_41":176,"_135":25,"_39":177,"_13":151,"_34":35,"_36":178,"_24":25,"_140":-5,"_165":179,"_27":180},{"_44":168,"_32":33,"_30":31,"_133":145,"_42":43,"_41":14,"_135":25,"_39":169,"_13":170,"_34":35,"_36":38,"_24":25,"_140":-5,"_165":171,"_27":172},{"_44":131,"_32":132,"_30":58,"_133":-5,"_42":43,"_41":134,"_135":60,"_39":164,"_13":137,"_34":138,"_36":139,"_24":25,"_140":141,"_165":166,"_27":167},["D",1768082990393],"children",[],[132],"3a063254-ee71-11f0-9a97-42dde27851f2",["D",1768083052060],2,[],[144,33],"2a962860-ee71-11f0-b385-42dde27851f2","app.ts","05ef5de2-ee71-11f0-a9c3-42dde27851f2",8,["D",1768083026153],"export const appJs = `\nimport React, { useState, useRef, useEffect, useCallback } from 'https://esm.sh/react@18';\nimport { createRoot } from 'https://esm.sh/react-dom@18/client';\nimport { renderDiff, initHighlighter } from 'https://cdn.jsdelivr.net/npm/@pierre/diffs@1.0.4/+esm';\n\nconst h = React.createElement;\n\nconst styles = {\n header: {\n marginBottom: '24px',\n },\n title: {\n fontSize: '1.5rem',\n fontWeight: 500,\n marginBottom: '8px',\n },\n subtitle: {\n fontSize: '0.875rem',\n color: '#8b949e',\n },\n inputs: {\n display: 'grid',\n gridTemplateColumns: '1fr 1fr',\n gap: '16px',\n marginBottom: '16px',\n },\n panel: {\n display: 'flex',\n flexDirection: 'column',\n gap: '8px',\n },\n label: {\n fontSize: '0.875rem',\n color: '#8b949e',\n display: 'flex',\n justifyContent: 'space-between',\n alignItems: 'center',\n },\n textarea: {\n width: '100%',\n height: '220px',\n padding: '12px',\n border: '1px solid #30363d',\n borderRadius: '6px',\n background: '#161b22',\n color: '#c9d1d9',\n fontFamily: \"'SF Mono', 'Fira Code', Consolas, monospace\",\n fontSize: '13px',\n lineHeight: '1.5',\n resize: 'vertical',\n outline: 'none',\n },\n button: {\n padding: '6px 12px',\n border: '1px solid #30363d',\n borderRadius: '6px',\n background: '#21262d',\n color: '#c9d1d9',\n cursor: 'pointer',\n fontSize: '0.75rem',\n },\n actions: {\n display: 'flex',\n gap: '8px',\n marginBottom: '16px',\n },\n primaryBtn: {\n padding: '8px 16px',\n border: '1px solid #238636',\n borderRadius: '6px',\n background: '#238636',\n color: '#fff',\n cursor: 'pointer',\n fontSize: '0.875rem',\n fontWeight: 500,\n },\n secondaryBtn: {\n padding: '8px 16px',\n border: '1px solid #30363d',\n borderRadius: '6px',\n background: '#21262d',\n color: '#c9d1d9',\n cursor: 'pointer',\n fontSize: '0.875rem',\n },\n error: {\n padding: '12px',\n background: 'rgba(248, 81, 73, 0.15)',\n border: '1px solid #f85149',\n borderRadius: '6px',\n color: '#f85149',\n marginBottom: '16px',\n fontSize: '0.875rem',\n },\n diffContainer: {\n border: '1px solid #30363d',\n borderRadius: '6px',\n overflow: 'hidden',\n background: '#161b22',\n minHeight: '200px',\n },\n loading: {\n padding: '40px',\n textAlign: 'center',\n color: '#8b949e',\n },\n};\n\nconst defaultLeft = JSON.stringify({\n name: \"my-package\",\n version: \"1.0.0\",\n dependencies: {\n lodash: \"^4.17.21\"\n }\n}, null, 2);\n\nconst defaultRight = JSON.stringify({\n name: \"my-package\",\n version: \"1.1.0\",\n dependencies: {\n lodash: \"^4.17.21\",\n axios: \"^1.6.0\"\n },\n devDependencies: {\n typescript: \"^5.0.0\"\n }\n}, null, 2);\n\nfunction InputPanel({ label, value, onChange, onFormat }) {\n return h('div', { style: styles.panel },\n h('label', { style: styles.label },\n label,\n h('button', { \n style: styles.button, \n onClick: onFormat,\n }, 'Format')\n ),\n h('textarea', {\n style: styles.textarea,\n value,\n onChange: (e) => onChange(e.target.value),\n placeholder: 'Paste JSON here...',\n spellCheck: false,\n })\n );\n}\n\nfunction App() {\n const [left, setLeft] = useState(defaultLeft);\n const [right, setRight] = useState(defaultRight);\n const [error, setError] = useState(null);\n const [loading, setLoading] = useState(true);\n const [ready, setReady] = useState(false);\n const diffRef = useRef(null);\n\n useEffect(() => {\n initHighlighter({ \n themes: ['github-dark'], \n langs: ['json'] \n }).then(() => {\n setReady(true);\n setLoading(false);\n }).catch((err) => {\n console.error('Init error:', err);\n setError('Failed to initialize highlighter: ' + err.message);\n setLoading(false);\n });\n }, []);\n\n const formatJson = useCallback((setter, value) => {\n try {\n const parsed = JSON.parse(value);\n setter(JSON.stringify(parsed, null, 2));\n setError(null);\n } catch (e) {\n setError('Invalid JSON: ' + e.message);\n }\n }, []);\n\n const runDiff = useCallback(async () => {\n if (!diffRef.current || !ready) return;\n setError(null);\n\n let leftParsed, rightParsed;\n try {\n leftParsed = JSON.parse(left);\n rightParsed = JSON.parse(right);\n } catch (e) {\n setError('Invalid JSON: ' + e.message);\n return;\n }\n\n const leftFormatted = JSON.stringify(leftParsed, null, 2);\n const rightFormatted = JSON.stringify(rightParsed, null, 2);\n\n try {\n diffRef.current.innerHTML = '';\n const element = await renderDiff({\n oldFile: { content: leftFormatted, filename: 'before.json' },\n newFile: { content: rightFormatted, filename: 'after.json' },\n layout: 'split',\n theme: 'github-dark',\n highlightChanges: 'word',\n diffIndicator: 'bars',\n });\n diffRef.current.appendChild(element);\n } catch (e) {\n setError('Diff rendering error: ' + e.message);\n console.error(e);\n }\n }, [left, right, ready]);\n\n useEffect(() => {\n if (ready) runDiff();\n }, [ready]);\n\n return h('div', null,\n h('header', { style: styles.header },\n h('h1', { style: styles.title }, 'JSON Diff Viewer'),\n h('p', { style: styles.subtitle }, 'Compare and format JSON objects with precision diffs')\n ),\n\n h('div', { style: styles.inputs },\n h(InputPanel, {\n label: 'Before',\n value: left,\n onChange: setLeft,\n onFormat: () => formatJson(setLeft, left),\n }),\n h(InputPanel, {\n label: 'After',\n value: right,\n onChange: setRight,\n onFormat: () => formatJson(setRight, right),\n })\n ),\n\n h('div', { style: styles.actions },\n h('button', {\n style: { ...styles.primaryBtn, opacity: loading ? 0.6 : 1 },\n onClick: runDiff,\n disabled: loading,\n }, loading ? 'Loading...' : 'Compare'),\n h('button', {\n style: styles.secondaryBtn,\n onClick: () => {\n formatJson(setLeft, left);\n formatJson(setRight, right);\n },\n }, 'Format Both')\n ),\n\n error && h('div', { style: styles.error }, error),\n\n h('div', { style: styles.diffContainer, ref: diffRef },\n loading && h('div', { style: styles.loading }, 'Initializing syntax highlighter...')\n )\n );\n}\n\ncreateRoot(document.getElementById('root')).render(h(App));\n`;\n",[],[144,174],["D",1768082932405],[161,162],[144],["D",1768082501157],{"_98":97,"_106":102},{"_98":97,"_99":100,"_101":102,"_18":56,"_103":104,"_105":25},{"_13":87,"_32":88,"_44":43,"_89":45,"_90":-5,"_91":-5,"_92":-5,"_93":-5,"_94":-5,"_95":46,"_96":97},"ctx",{"_80":-5,"_126":221,"_222":223,"_224":225,"_226":25,"_227":25,"_228":25,"_229":60,"_230":-5,"_231":-7,"_232":-7,"_233":64,"_234":25,"_235":25,"_236":-5,"_237":25,"_238":25,"_239":25,"_240":-5},"ENV",{"_192":193,"_194":195,"_196":88,"_197":198,"_199":200,"_201":202,"_203":204,"_205":206,"_207":208,"_209":210,"_211":212,"_213":214,"_215":216,"_217":218,"_219":220},"REACT_APP_SENTRY_DSN","https://586020d86f05489db63a554690acf1e9@o1398359.ingest.sentry.io/6724499","RENDER_GIT_COMMIT","e87eb04e707cf64e7e532c8e8ec395f209e17f15","RENDER_GIT_BRANCH","POSTHOG_API_TOKEN","phc_nmoyuAkStEZuUp69rYlg1DZgrIt19Gx0Y4Hwf8tGgJP","POSTHOG_API_HOST","https://wart.val.town","WEB_API_TEMPLATE","https://{val}.web.val.run","APP_URL","https://www.val.town","MODULE_URL","https://esm.town","VANITY_WEB_API_TEMPLATE","https://{label}.val.run/","DENOLS_URL","https://lsp.val.town","NODE_ENV","production","CLOUDFLARE_TURNSTILE_SITE_KEY","0x4AAAAAACtaIZJH7s9rBMZ6","GOOGLE_CLIENT_ID","875989696899-jtsqkhlbdv5jrlsk8631p7ipjg3c6o62.apps.googleusercontent.com","STRIPE_PUBLISHABLE_KEY","pk_live_51N2zvWEpZTTLipIkVEwXrUG9AT0yeOOEYxszarZT1jpsZV58Ly6wlg3SltZpHN26CUalOBmUSY7adQRQiSkCZz2500qSXNkf8Y","API_URL","https://api.val.town",[],"preferencesKeybindings","default","preferencesTheme","light","preferencesFixers","preferencesCopilot","preferencesSelectionAi","preferencesCloseBrackets","preferencesChatPanelState","preferencesDprint","preferencesDenofmt","notificationCount","flagDenols","isBusinessOrgMember","businessOrgHandle","isBusinessOrgAdmin","isHigherTownieTier","navCollapsed","currentOrgId"]

Diff · v10