JSONL Viewer

[{"_1":2,"_3":-5,"_4":-5},"loaderData",{"_5":6,"_7":8,"_9":10},"actionData","errors","root",{"_234":235,"_236":237},"routes/_app.x.$handle.$name",{"_11":12,"_13":14,"_15":16,"_70":164,"_40":-7,"_165":-5,"_17":166,"_167":168,"_169":170,"_171":172,"_173":174,"_175":-5,"_176":177,"_178":179,"_180":48,"_181":182,"_183":26,"_184":-5,"_185":-5,"_186":187},"routes/_app.x.$handle.$name.compare.$branch",{"_11":12,"_13":14,"_15":16,"_17":18,"_19":20,"_21":22,"_23":24,"_25":26,"_27":28,"_29":30,"_31":-5},"handle","kamalnrf","name","jsonlViewer","branchName","main","project",{"_32":58,"_13":14,"_34":124,"_46":-5,"_125":48,"_49":50,"_126":50,"_127":128,"_129":-5,"_130":131,"_132":133,"_134":26,"_135":-5,"_136":-5,"_137":22,"_52":53,"_138":-5,"_139":-5,"_140":-5,"_141":-5,"_142":143,"_144":143,"_145":146,"_147":146,"_148":146,"_149":143,"_150":143,"_151":152,"_153":154,"_155":28,"_47":48},"ahead",5,"behind",0,"diff",{"_62":63,"_64":65,"_66":67},"hasChanges",true,"sourceBranch",{"_40":56,"_13":16,"_32":57,"_38":58,"_42":33,"_43":41,"_59":50,"_60":39,"_61":53,"_54":14,"_51":12},"targetBranch",{"_32":33,"_34":35,"_36":37,"_13":16,"_38":39,"_40":41,"_42":-5,"_43":-5,"_44":45,"_46":-5,"_47":48,"_49":50,"_51":12,"_52":53,"_54":55},"pull","id","f1a855c4-ee6f-11f0-b97d-42dde27851f2","createdAt",["D",1768082501157],"updatedAt",["D",1768160852627],"projectId","f1a8187a-ee6f-11f0-b97d-42dde27851f2","version",18,"forkedBranchId","forkedBranchVersion","lockfileKey","1768162201132-esm.town_v_kamalnrf_jsonDiffViewer@18-main","deletedAt","isOwned",false,"privacy","public","userHandle","orgId","f427167a-3263-4778-81d8-f79626323ff5","projectName","jsonDiffViewer",6,"bde285d0-5ea3-11f1-a0cc-1607ee4eb77e","bdddd95e-5ea3-11f1-a0cc-1607ee4eb77e","forkedProjectPrivacy","forkedProjectId","forkedProjectOrgId","added",[],"deleted",[],"modified",[68,69],{"_70":106,"_72":107,"_74":108},{"_70":71,"_72":73,"_74":75},"path","views/index.ts","targetFile",{"_32":97,"_13":77,"_78":98,"_80":99,"_82":33,"_83":100,"_84":26,"_34":101,"_40":102,"_87":88,"_89":103,"_64":48,"_91":-5,"_92":-7,"_70":104,"_94":105},"sourceFile",{"_32":76,"_13":77,"_78":79,"_80":81,"_82":57,"_83":20,"_84":26,"_34":85,"_40":86,"_87":88,"_89":90,"_64":48,"_91":-5,"_92":-7,"_70":93,"_94":95},"2b126a76-5ea4-11f1-885b-1607ee4eb77e","index.ts","fileId","019e8942-3623-7599-a71f-ae0ebb9e2297","parentId","019e8942-3623-7599-a71f-b2e54bd1f897","branchId","branchVersion","latest",["D",1780419461532],2,"fileType","script","content","export const html = `\n\n\n \n \n JSONL Viewer\n \n\n\n

\n \n\n`;\n","label","children",[96,77],"contentHash","28b1bf953f5705bdfc157ff0aa5d0cf8c917165f93c3653e9a0118e16213ff41","views","db997aa4-ee71-11f0-898f-42dde27851f2","f6cb9132-ee70-11f0-b465-42dde27851f2","f2b3e28e-ee70-11f0-9d40-42dde27851f2",14,["D",1768083323136],4,"export const html = `\n\n\n \n \n JSON Diff Viewer\n \n\n\n

\n \n\n`;\n",[96,77],"ac2d154725a57c29a68d5e98c7672070f3dd5ba0e6826e10f3ba3b0dec30c2ef","views/app.ts",{"_32":117,"_13":110,"_78":118,"_80":99,"_82":33,"_83":41,"_84":26,"_34":119,"_40":120,"_87":88,"_89":121,"_64":48,"_91":-5,"_92":-7,"_70":122,"_94":123},{"_32":109,"_13":110,"_78":111,"_80":81,"_82":57,"_83":56,"_84":26,"_34":112,"_40":113,"_87":88,"_89":114,"_64":48,"_91":-5,"_92":-7,"_70":115,"_94":116},"3725446e-5ea4-11f1-bf3a-1607ee4eb77e","app.ts","019e8942-3623-7599-a71f-aa900f5c5f77",["D",1780419481788],3,"export const appJs = `\nimport React, { useState, useCallback, useMemo } from 'https://esm.sh/react@18';\nimport { createRoot } from 'https://esm.sh/react-dom@18/client';\nimport { File } from 'https://esm.sh/@pierre/diffs@1.2.7/react?deps=react@18,react-dom@18&bundle';\n\nconst h = React.createElement;\n\nconst defaultInput = [\n JSON.stringify({ id: 1, name: \"Ada Lovelace\", role: \"engineer\", active: true, tags: [\"math\", \"computing\"] }),\n JSON.stringify({ id: 2, name: \"Alan Turing\", role: \"researcher\", active: false, meta: { born: 1912, fields: [\"logic\", \"cryptanalysis\"] } }),\n JSON.stringify({ id: 3, name: \"Grace Hopper\", role: \"admiral\", active: true, projects: null }),\n].join('\\\\n');\n\nconst diffOptions = {\n theme: { dark: 'pierre-dark', light: 'pierre-light' },\n themeType: 'dark',\n overflow: 'wrap',\n};\n\n// ---- Record (one JSONL line) ----------------------------------------------\n\nfunction previewOf(value) {\n try {\n const s = JSON.stringify(value);\n return s.length > 120 ? s.slice(0, 120) + '…' : s;\n } catch {\n return '';\n }\n}\n\nfunction Record({ record }) {\n const [open, setOpen] = useState(true);\n const valid = record.error === null;\n\n // Pretty-print the parsed JSON; @pierre/diffs renders it with\n // Shiki syntax highlighting based on the .json filename.\n const file = useMemo(() => {\n if (!valid) return null;\n return {\n name: 'record-' + record.line + '.json',\n contents: JSON.stringify(record.value, null, 2),\n lang: 'json',\n cacheKey: 'line-' + record.line + '-' + record.raw.length,\n };\n }, [valid, record.line, record.raw, record.value]);\n\n return h('div', { className: 'record' + (valid ? '' : ' invalid') },\n h('div', {\n className: 'record-header',\n onClick: () => setOpen(o => !o),\n },\n h('span', { className: 'record-toggle' }, open ? '▾' : '▸'),\n h('span', { className: 'record-line-num' }, 'line ' + record.line),\n valid\n ? h('span', { className: 'record-preview' }, previewOf(record.value))\n : h('span', { className: 'record-error-msg' }, 'Invalid JSON: ' + record.error)\n ),\n open && (valid\n ? h('div', { className: 'file-wrap' },\n h(File, { file, options: { ...diffOptions, disableFileHeader: true } })\n )\n : h('div', { className: 'json-raw' }, record.raw))\n );\n}\n\n// ---- App ------------------------------------------------------------------\n\nfunction parseJsonl(text) {\n const records = [];\n const lines = text.split('\\\\n');\n lines.forEach((raw, idx) => {\n const trimmed = raw.trim();\n if (trimmed === '') return; // skip blank lines\n let value = null;\n let error = null;\n try {\n value = JSON.parse(trimmed);\n } catch (e) {\n error = e.message;\n }\n records.push({ line: idx + 1, raw: trimmed, value, error });\n });\n return records;\n}\n\nfunction App() {\n const [input, setInput] = useState(defaultInput);\n const [records, setRecords] = useState(() => parseJsonl(defaultInput));\n\n const parse = useCallback(() => {\n setRecords(parseJsonl(input));\n }, [input]);\n\n const stats = useMemo(() => {\n const valid = records.filter(r => r.error === null).length;\n const invalid = records.length - valid;\n return { valid, invalid, total: records.length };\n }, [records]);\n\n return h('div', null,\n h('header', { className: 'header' },\n h('h1', { className: 'title' }, 'JSONL Viewer'),\n h('p', { className: 'subtitle' }, 'Paste JSON Lines (one JSON object per line) to view them formatted')\n ),\n\n h('div', { className: 'panel' },\n h('label', null, 'JSONL input'),\n h('textarea', {\n value: input,\n onChange: (e) => setInput(e.target.value),\n placeholder: '{\"id\": 1, \"name\": \"...\"}\\\\n{\"id\": 2, \"name\": \"...\"}',\n spellCheck: false,\n })\n ),\n\n h('div', { className: 'actions' },\n h('button', { className: 'primary', onClick: parse }, 'Parse'),\n h('span', { className: 'count' },\n stats.total + ' record' + (stats.total === 1 ? '' : 's') +\n (stats.invalid > 0 ? ' · ' + stats.invalid + ' invalid' : '')\n )\n ),\n\n records.length === 0\n ? h('div', { className: 'empty' }, 'No records. Paste some JSONL above and click Parse.')\n : h('div', { className: 'records' },\n records.map(r => h(Record, { key: r.line, record: r }))\n )\n );\n}\n\ncreateRoot(document.getElementById('root')).render(h(App));\n`;\n",[96,110],"8e7395ba4453983246b07b0e47bd66dd5d0490a38823f135e40a2cee696c11a2","5ec701ee-ef26-11f0-9c8a-42dde27851f2","05ef5de2-ee71-11f0-a9c3-42dde27851f2",["D",1768160852627],7,"export const appJs = `\nimport React, { useState, useCallback, useEffect } from 'https://esm.sh/react@18';\nimport { createRoot } from 'https://esm.sh/react-dom@18/client';\nimport * as Diff from 'https://esm.sh/diff@5.2.0';\n\nconst h = React.createElement;\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, onPaste }) {\n return h('div', { className: 'panel' },\n h('label', null, label),\n h('textarea', {\n value,\n onChange: (e) => onChange(e.target.value),\n onPaste,\n placeholder: 'Paste JSON here...',\n spellCheck: false,\n })\n );\n}\n\nfunction SplitDiffView({ left, right }) {\n const diff = Diff.diffLines(left, right);\n \n let leftLineNum = 1;\n let rightLineNum = 1;\n\n return h('div', { className: 'diff-split' },\n h('div', { className: 'diff-pane' },\n h('div', { className: 'diff-header' }, 'before.json'),\n h('div', { className: 'diff-content' },\n diff.map((part, i) => {\n if (part.added) return null;\n \n const lines = part.value.split('\\\\n').filter((_, idx, arr) => \n idx < arr.length - 1 || arr[idx] !== ''\n );\n \n return lines.map((line, j) => {\n const lineNum = leftLineNum++;\n const isRemoved = part.removed;\n return h('div', { \n key: i + '-' + j,\n className: 'diff-line' + (isRemoved ? ' removed' : ''),\n },\n h('span', { className: 'line-num' }, lineNum),\n h('span', { className: 'line-indicator' }, isRemoved ? '−' : ' '),\n h('span', { className: 'line-content' }, line || ' ')\n );\n });\n })\n )\n ),\n h('div', { className: 'diff-pane' },\n h('div', { className: 'diff-header' }, 'after.json'),\n h('div', { className: 'diff-content' },\n diff.map((part, i) => {\n if (part.removed) return null;\n \n const lines = part.value.split('\\\\n').filter((_, idx, arr) => \n idx < arr.length - 1 || arr[idx] !== ''\n );\n \n return lines.map((line, j) => {\n const lineNum = rightLineNum++;\n const isAdded = part.added;\n return h('div', { \n key: i + '-' + j,\n className: 'diff-line' + (isAdded ? ' added' : ''),\n },\n h('span', { className: 'line-num' }, lineNum),\n h('span', { className: 'line-indicator' }, isAdded ? '+' : ' '),\n h('span', { className: 'line-content' }, line || ' ')\n );\n });\n })\n )\n )\n );\n}\n\nfunction UnifiedDiffView({ left, right }) {\n const diff = Diff.diffLines(left, right);\n \n let oldLineNum = 1;\n let newLineNum = 1;\n\n const lines = [];\n \n diff.forEach((part, i) => {\n const partLines = part.value.split('\\\\n').filter((_, idx, arr) => \n idx < arr.length - 1 || arr[idx] !== ''\n );\n \n partLines.forEach((line, j) => {\n if (part.removed) {\n lines.push({\n key: i + '-' + j,\n type: 'removed',\n oldNum: oldLineNum++,\n newNum: null,\n content: line\n });\n } else if (part.added) {\n lines.push({\n key: i + '-' + j,\n type: 'added',\n oldNum: null,\n newNum: newLineNum++,\n content: line\n });\n } else {\n lines.push({\n key: i + '-' + j,\n type: 'unchanged',\n oldNum: oldLineNum++,\n newNum: newLineNum++,\n content: line\n });\n }\n });\n });\n\n return h('div', { className: 'diff-unified' },\n h('div', { className: 'diff-header' }, 'before.json → after.json'),\n h('div', { className: 'diff-content' },\n lines.map(line => \n h('div', { \n key: line.key,\n className: 'diff-line ' + line.type,\n },\n h('span', { className: 'line-num old' }, line.oldNum || ''),\n h('span', { className: 'line-num new' }, line.newNum || ''),\n h('span', { className: 'line-indicator' }, \n line.type === 'added' ? '+' : line.type === 'removed' ? '−' : ' '\n ),\n h('span', { className: 'line-content' }, line.content || ' ')\n )\n )\n )\n );\n}\n\nfunction DiffView({ left, right, isMobile }) {\n if (isMobile) {\n return h(UnifiedDiffView, { left, right });\n }\n return h(SplitDiffView, { left, right });\n}\n\nfunction App() {\n const [left, setLeft] = useState(defaultLeft);\n const [right, setRight] = useState(defaultRight);\n const [error, setError] = useState(null);\n const [diffKey, setDiffKey] = useState(0);\n const [isMobile, setIsMobile] = useState(window.innerWidth < 768);\n\n useEffect(() => {\n const handleResize = () => setIsMobile(window.innerWidth < 768);\n window.addEventListener('resize', handleResize);\n return () => window.removeEventListener('resize', handleResize);\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 handlePaste = useCallback((setter) => (e) => {\n const pasted = e.clipboardData.getData('text');\n try {\n const parsed = JSON.parse(pasted);\n e.preventDefault();\n setter(JSON.stringify(parsed, null, 2));\n setError(null);\n } catch (err) {\n // Not valid JSON, let default paste happen\n }\n }, []);\n\n const runDiff = useCallback(() => {\n setError(null);\n try {\n JSON.parse(left);\n JSON.parse(right);\n setDiffKey(k => k + 1);\n } catch (e) {\n setError('Invalid JSON: ' + e.message);\n }\n }, [left, right]);\n\n return h('div', null,\n h('header', { className: 'header' },\n h('h1', { className: 'title' }, 'JSON Diff Viewer'),\n h('p', { className: 'subtitle' }, 'Compare and format JSON objects')\n ),\n\n h('div', { className: 'inputs' },\n h(InputPanel, {\n label: 'Before',\n value: left,\n onChange: setLeft,\n onPaste: handlePaste(setLeft),\n }),\n h(InputPanel, {\n label: 'After',\n value: right,\n onChange: setRight,\n onPaste: handlePaste(setRight),\n })\n ),\n\n h('div', { className: 'actions' },\n h('button', { className: 'primary', onClick: runDiff }, 'Compare')\n ),\n\n error && h('div', { className: 'error' }, error),\n\n h('div', { className: 'diff-container' },\n h(DiffView, { key: diffKey, left, right, isMobile })\n )\n );\n}\n\ncreateRoot(document.getElementById('root')).render(h(App));\n`;\n",[96,110],"27878f4be144616ac948e7b588418e4f93eee0ef773e7928394f07eaa6f2519d",["D",1780419278320],"legacyEnvVars","httpPrivacy","description","JSONL viewer with collapsible, syntax-highlighted JSON","imageUrl","userId","3ee322c5-8742-48e0-86c7-5f3ae129683b","pinnedFileId","019e8942-3623-7599-a71f-b7f57c797680","pinPreview","pinMigrated","screenshotVersion","likeCount","tursoName","tursoHostname","tursoMeasuredAt","pinned","userPerm","r","valPerm","blobPerm","rw","emailPerm","sqlitePerm","projectPerm","telemetryPerm","user",{"_11":12,"_163":159},"org",{"_11":12,"_156":157,"_158":159,"_130":131,"_160":161,"_162":48},"branch","displayName","Kamal","avatar","https://img.clerk.com/eyJ0eXBlIjoicHJveHkiLCJzcmMiOiJodHRwczovL2ltYWdlcy5jbGVyay5kZXYvb2F1dGhfZ2l0aHViL2ltZ18yaVpXT3l1d2hWSFdtWTNoZFIwZ0lFUUhOd2oifQ","tier","pro","canRestrictVals","profileImageUrl","","adoptOrgId",{"_32":58,"_13":14,"_34":230,"_46":-5,"_125":48,"_49":50,"_126":50,"_127":128,"_129":-5,"_130":131,"_132":133,"_134":26,"_135":-5,"_136":-5,"_137":22,"_52":53,"_138":-5,"_139":-5,"_140":-5,"_141":-5,"_142":143,"_144":143,"_145":146,"_147":146,"_148":146,"_149":143,"_150":143,"_151":231,"_153":232,"_155":233,"_47":48},"tree",[216,219],"files",[216,217,218,219],"counts",{"_206":22,"_207":196,"_208":22,"_209":210,"_211":212},"contents",[192,193],"file","upstreamProject",{"_32":39,"_13":55,"_127":190,"_129":-5,"_49":50,"_151":191},"upstreamBranch",{"_32":33,"_34":188,"_36":189,"_13":16,"_38":39,"_40":41,"_42":-5,"_43":-5,"_44":45,"_46":-5,"_47":48,"_49":50,"_51":12,"_52":53,"_54":55},"emptyEnvVars","flags",[],"hasHttpFiles","grants","orgs","customDomains",{},["D",1768082501157],["D",1768160852627],"JSON diff viewer with @pierre/diffs",{"_11":12,"_163":159},{"_32":202,"_13":96,"_78":81,"_80":-5,"_82":57,"_83":196,"_84":26,"_34":203,"_40":22,"_87":204,"_89":-5,"_64":48,"_91":-5,"_70":205},{"_32":194,"_13":195,"_78":133,"_80":-5,"_82":57,"_83":196,"_84":26,"_34":197,"_40":22,"_87":198,"_89":199,"_64":48,"_91":200,"_70":201},"bde70646-5ea3-11f1-a0cc-1607ee4eb77e","main.ts",1,["D",1780419278320],"http","import { 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","jsonl-viewer",[195],"bde6faa2-5ea3-11f1-a0cc-1607ee4eb77e",["D",1780419278320],"directory",[96],"pulls","branches","forks","envVars",{"_213":22,"_215":22},"connections",{"_213":22,"_214":22},"count","unfilledCount","emptyCount",{"_32":202,"_13":96,"_78":81,"_80":-5,"_82":57,"_83":196,"_84":26,"_34":227,"_40":22,"_87":204,"_89":-5,"_64":48,"_91":-5,"_92":228,"_70":229},{"_32":109,"_13":110,"_78":111,"_80":81,"_82":57,"_83":56,"_84":26,"_34":112,"_40":113,"_87":88,"_89":114,"_64":48,"_91":-5,"_92":225,"_70":226},{"_32":76,"_13":77,"_78":79,"_80":81,"_82":57,"_83":20,"_84":26,"_34":85,"_40":86,"_87":88,"_89":90,"_64":48,"_91":-5,"_92":223,"_70":224},{"_32":194,"_13":195,"_78":133,"_80":-5,"_82":57,"_83":196,"_84":26,"_34":220,"_40":22,"_87":198,"_89":199,"_64":48,"_91":200,"_92":221,"_70":222},["D",1780419278320],[],[195],[],[96,77],[],[96,110],["D",1780419278320],[217,218],[96],["D",1780419278320],{"_11":12,"_163":159},{"_11":12,"_156":157,"_158":159,"_130":131,"_160":161,"_162":48},{"_40":56,"_13":16,"_32":57,"_38":58,"_42":33,"_43":41,"_59":50,"_60":39,"_61":53,"_54":14,"_51":12},"ctx",{"_151":-5,"_185":267,"_268":269,"_270":271,"_272":48,"_273":48,"_274":48,"_275":26,"_276":-5,"_277":-7,"_278":-7,"_279":22,"_280":48,"_281":48,"_282":-5,"_283":48,"_284":48,"_285":48,"_286":-5},"ENV",{"_238":239,"_240":241,"_242":16,"_243":244,"_245":246,"_247":248,"_249":250,"_251":252,"_253":254,"_255":256,"_257":258,"_259":260,"_261":262,"_263":264,"_265":266},"REACT_APP_SENTRY_DSN","https://586020d86f05489db63a554690acf1e9@o1398359.ingest.sentry.io/6724499","RENDER_GIT_COMMIT","fdb67791413f4386b4dbf18f354029a617f6160f","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"]

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MergejsonlViewer/mainintojsonDiffViewer/main

views/app.ts+95-212

views/index.ts+103-144