initial commit

Signed-off-by: NotAShelf <raf@notashelf.dev>
Change-Id: I16fd771478019a1b8e716ca4bb9e63b86a6a6964

src/utils/formatters.ts

@@ -0,0 +1,129 @@
+import { StatsData } from './types';
+
+const num = (val: unknown): number => (typeof val === 'number' ? val : 0);
+
+export function parseStats(json: Record<string, unknown>): StatsData {
+  const timeObj = json.time as Record<string, unknown> | undefined;
+  const envsObj = json.envs as Record<string, unknown> | undefined;
+  const listObj = json.list as Record<string, unknown> | undefined;
+  const valuesObj = json.values as Record<string, unknown> | undefined;
+  const symbolsObj = json.symbols as Record<string, unknown> | undefined;
+  const setsObj = json.sets as Record<string, unknown> | undefined;
+  const sizesObj = json.sizes as Record<string, unknown> | undefined;
+
+  const stats: StatsData = {
+    cpuTime: num(json.cpuTime),
+    time: {
+      cpu: num(timeObj?.cpu) || num(json.cpuTime),
+      gc: num(timeObj?.gc),
+      gcNonIncremental: num(timeObj?.gcNonIncremental),
+      gcFraction: num(timeObj?.gcFraction),
+      gcNonIncrementalFraction: num(timeObj?.gcNonIncrementalFraction),
+    },
+    envs: {
+      number: num(envsObj?.number),
+      elements: num(envsObj?.elements),
+      bytes: num(envsObj?.bytes),
+    },
+    list: {
+      elements: num(listObj?.elements),
+      bytes: num(listObj?.bytes),
+      concats: num(listObj?.concats),
+    },
+    values: { number: num(valuesObj?.number), bytes: num(valuesObj?.bytes) },
+    symbols: { number: num(symbolsObj?.number), bytes: num(symbolsObj?.bytes) },
+    sets: {
+      number: num(setsObj?.number),
+      elements: num(setsObj?.elements),
+      bytes: num(setsObj?.bytes),
+    },
+    sizes: {
+      Env: num(sizesObj?.Env),
+      Value: num(sizesObj?.Value),
+      Bindings: num(sizesObj?.Bindings),
+      Attr: num(sizesObj?.Attr),
+    },
+    nrExprs: num(json.nrExprs),
+    nrThunks: num(json.nrThunks),
+    nrAvoided: num(json.nrAvoided),
+    nrLookups: num(json.nrLookups),
+    nrOpUpdates: num(json.nrOpUpdates),
+    nrOpUpdateValuesCopied: num(json.nrOpUpdateValuesCopied),
+    nrPrimOpCalls: num(json.nrPrimOpCalls),
+    nrFunctionCalls: num(json.nrFunctionCalls),
+  };
+
+  if (json.gc && typeof json.gc === 'object') {
+    const gc = json.gc as Record<string, unknown>;
+    stats.gc = {
+      heapSize: num(gc.heapSize),
+      totalBytes: num(gc.totalBytes),
+      cycles: num(gc.cycles),
+    };
+  }
+
+  if (json.primops && typeof json.primops === 'object')
+    stats.primops = json.primops as Record<string, number>;
+  if (json.functions && Array.isArray(json.functions))
+    stats.functions = json.functions as StatsData['functions'];
+  if (json.attributes && Array.isArray(json.attributes))
+    stats.attributes = json.attributes as StatsData['attributes'];
+
+  const storeFields = [
+    'narInfoRead',
+    'narInfoReadAverted',
+    'narInfoMissing',
+    'narInfoWrite',
+    'narRead',
+    'narReadBytes',
+    'narReadCompressedBytes',
+    'narWrite',
+    'narWriteAverted',
+    'narWriteBytes',
+    'narWriteCompressedBytes',
+  ] as const;
+
+  for (const field of storeFields) {
+    if (typeof json[field] === 'number')
+      (stats as unknown as Record<string, number>)[field] = json[field] as number;
+  }
+
+  return stats;
+}
+
+export function formatBytes(bytes: number): string {
+  if (bytes === 0) return '0 B';
+  const units = ['B', 'KB', 'MB', 'GB'];
+  const i = Math.floor(Math.log2(bytes) / 10);
+  return `${(bytes / (1 << (i * 10))).toFixed(2)} ${units[i]}`;
+}
+
+export function formatNumber(num: number): string {
+  if (num >= 1e9) return (num / 1e9).toFixed(2) + 'B';
+  if (num >= 1e6) return (num / 1e6).toFixed(2) + 'M';
+  if (num >= 1e3) return (num / 1e3).toFixed(2) + 'K';
+  return num.toString();
+}
+
+export function formatTime(seconds: number): string {
+  if (seconds < 0.001) return (seconds * 1e6).toFixed(2) + 'μs';
+  if (seconds < 1) return (seconds * 1000).toFixed(2) + 'ms';
+  return seconds.toFixed(3) + 's';
+}
+
+export function formatPercent(value: number): string {
+  return (value * 100).toFixed(2) + '%';
+}
+
+export function calculateChange(
+  current: number,
+  previous: number,
+): { value: number; percent: number; isReduction: boolean } {
+  if (previous === 0) {
+    const percent = current === 0 ? 0 : 100;
+    return { value: current, percent, isReduction: false };
+  }
+  const value = current - previous;
+  const percent = (value / previous) * 100;
+  return { value, percent, isReduction: value < 0 };
+}

src/utils/types.ts

@@ -0,0 +1,84 @@
+export interface StatsData {
+  cpuTime: number;
+  time: {
+    cpu: number;
+    gc?: number;
+    gcNonIncremental?: number;
+    gcFraction?: number;
+    gcNonIncrementalFraction?: number;
+  };
+  envs: {
+    number: number;
+    elements: number;
+    bytes: number;
+  };
+  list: {
+    elements: number;
+    bytes: number;
+    concats: number;
+  };
+  values: {
+    number: number;
+    bytes: number;
+  };
+  symbols: {
+    number: number;
+    bytes: number;
+  };
+  sets: {
+    number: number;
+    elements: number;
+    bytes: number;
+  };
+  sizes: {
+    Env: number;
+    Value: number;
+    Bindings: number;
+    Attr: number;
+  };
+  nrExprs: number;
+  nrThunks: number;
+  nrAvoided: number;
+  nrLookups: number;
+  nrOpUpdates: number;
+  nrOpUpdateValuesCopied: number;
+  nrPrimOpCalls: number;
+  nrFunctionCalls: number;
+  gc?: {
+    heapSize: number;
+    totalBytes: number;
+    cycles: number;
+  };
+  primops?: Record<string, number>;
+  functions?: Array<{
+    name: string | null;
+    file: string;
+    line: number;
+    column: number;
+    count: number;
+  }>;
+  attributes?: Array<{
+    file: string;
+    line: number;
+    column: number;
+    count: number;
+  }>;
+  narInfoRead?: number;
+  narInfoReadAverted?: number;
+  narInfoMissing?: number;
+  narInfoWrite?: number;
+  narRead?: number;
+  narReadBytes?: number;
+  narReadCompressedBytes?: number;
+  narWrite?: number;
+  narWriteAverted?: number;
+  narWriteBytes?: number;
+  narWriteCompressedBytes?: number;
+}
+
+export interface ComparisonEntry {
+  id: number;
+  name: string;
+  data: StatsData;
+  timestamp: Date;
+}