25 lines
879 B
TypeScript
25 lines
879 B
TypeScript
#!/usr/bin/env -S deno run --allow-read
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/*! sheetjs (C) 2013-present SheetJS -- https://sheetjs.com */
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// @deno-types="https://cdn.sheetjs.com/xlsx-latest/package/types/index.d.ts"
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import * as XLSX from 'https://cdn.sheetjs.com/xlsx-latest/package/xlsx.mjs';
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import * as cptable from 'https://cdn.sheetjs.com/xlsx-latest/package/dist/cpexcel.full.mjs';
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XLSX.set_cptable(cptable);
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/* Read and parse workbook */
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const filename = Deno.args[0];
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if(!filename) {
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console.error("usage: sheet2csv <filename> [sheetname]");
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Deno.exit(1);
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}
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const workbook = XLSX.readFile(filename);
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/* Find worksheet */
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const sheetname = Deno.args[1] || workbook.SheetNames[0];
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if(!workbook.Sheets[sheetname]) {
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console.error(`error: workbook missing sheet ${sheetname}`);
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Deno.exit(1);
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}
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/* Generate CSV and print to stdout */
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console.log(XLSX.utils.sheet_to_csv(workbook.Sheets[sheetname]));
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