| 1 | import {isNumber} from './types';
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| 2 |
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| 3 | /**
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| 4 | * Takes a string, removes all formatting/cruft and returns the raw float value
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| 5 | * @param {String} Formatted number
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| 6 | * @param {String} Decimal type '.' or ','
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| 7 | * @return {Number} Unformatted number
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| 8 | *
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| 9 | * https://github.com/openexchangerates/accounting.js/blob/master/accounting.js
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| 10 | */
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| 11 | export const parse = (value, decimal = '.') => {
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| 12 | // Return the value as-is if it's already a number
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| 13 | if (isNumber(value)) {
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| 14 | return value;
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| 15 | }
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| 16 |
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| 17 | // Build regex to strip out everything except digits, decimal point and
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| 18 | // minus sign
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| 19 | let regex = new RegExp('[^0-9-' + decimal + ']', ['g']);
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| 20 | let unformatted = parseFloat(
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| 21 | ('' + value)
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| 22 | // replace bracketed values with negatives
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| 23 | .replace(/\((.*)\)/, '-$1')
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| 24 | // strip out any cruft
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| 25 | .replace(regex, '')
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| 26 | // make sure decimal point is standard
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| 27 | .replace(decimal, '.')
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| 28 | );
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| 29 |
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| 30 | // This will fail silently
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| 31 | return !isNaN(unformatted) ? unformatted : 0;
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| 32 | };
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