@

Add star-map Angular app, ETL pipeline, and caveman plugin Angular 3D star map (galaxy/system/body views, Three.js rendering, navigation store) plus the NASA ETL tooling that builds the star, exoplanet and solar-system datasets, Playwright e2e suite, and the cs:caveman Claude Code plugin (command, agent, skill). Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com> @
2026-08-03 16:50:10 +02:00
parent 1e1b58b0e9
commit d7e8ea1d4d
99 changed files with 5513 additions and 1 deletions
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+/**
+ * Minimal RFC4180-ish CSV parser: supports a custom delimiter, quoted fields (with escaped
+ * `""`), and embedded newlines inside quotes. Good enough for the HYG/Exoplanet Archive
+ * exports used by the ETL, without pulling in an extra dependency.
+ */
+export function parseCsv(text: string, delimiter = ','): string[][] {
+  const rows: string[][] = [];
+  let row: string[] = [];
+  let field = '';
+  let inQuotes = false;
+
+  for (let i = 0; i < text.length; i++) {
+    const char = text[i];
+
+    if (inQuotes) {
+      if (char === '"') {
+        if (text[i + 1] === '"') {
+          field += '"';
+          i++;
+        } else {
+          inQuotes = false;
+        }
+      } else {
+        field += char;
+      }
+      continue;
+    }
+
+    if (char === '"') {
+      inQuotes = true;
+    } else if (char === delimiter) {
+      row.push(field);
+      field = '';
+    } else if (char === '\r') {
+      // skip; \n (handled below) terminates the row
+    } else if (char === '\n') {
+      row.push(field);
+      rows.push(row);
+      row = [];
+      field = '';
+    } else {
+      field += char;
+    }
+  }
+
+  if (field.length > 0 || row.length > 0) {
+    row.push(field);
+    rows.push(row);
+  }
+
+  return rows;
+}
+
+/** Parses `text` as CSV and maps each data row to an object keyed by the header row. */
+export function parseCsvObjects(text: string, delimiter = ','): Array<Record<string, string>> {
+  const rows = parseCsv(text, delimiter).filter((row) => row.some((cell) => cell.length > 0));
+  if (rows.length === 0) {
+    return [];
+  }
+
+  const [header, ...dataRows] = rows;
+  return dataRows.map((row) => {
+    const record: Record<string, string> = {};
+    header.forEach((column, index) => {
+      record[column] = row[index] ?? '';
+    });
+    return record;
+  });
+}