Added fromCsv
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19
src/csv.ts
19
src/csv.ts
@ -1,5 +1,22 @@
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import {ASet} from './aset.ts';
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import {dotNotation, flattenObj, JSONAttemptParse, JSONSanitize} from './objects.ts';
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import {dotNotation, flattenObj, JSONSanitize} from './objects.ts';
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export function fromCsv<T = any>(csv: string, hasHeaders=true): T[] {
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const row = csv.split('\n');
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let headers: any = hasHeaders ? row.splice(0, 1)[0] : null;
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if(headers) headers = headers.match(/(?:[^,"']+|"[^"]*"|'[^']*')+/g);
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return <T[]>row.map(r => {
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const props: string[] = <any>r.match(/(?:[^,"']+|"[^"]*"|'[^']*')+/g);
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const h = headers || (Array(props.length).fill(null).map((r, i) => {
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let letter = '';
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const first = i / 26;
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if(first > 1) letter +=
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i % 26
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i
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}));
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return h.reduce((acc: any, h: any, i: number) => ({...acc, [h]: props[i]}), {})
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})
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}
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/**
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* Convert an object to a CSV string
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