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28 lines
743 B
28 lines
743 B
/* @flow */
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export const hasUppercase = (value: string) => {
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const UPPERCASE_RE = new RegExp('^(.*[A-Z].*)$');
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return UPPERCASE_RE.test(value);
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};
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export const hasDecimals = (value: string, decimals: number) => {
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if (decimals === 0) {
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return isAbs(value);
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}
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const ETH_DECIMALS_RE = new RegExp(
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`^(0|0\\.([0-9]{0,${decimals}})?|[1-9][0-9]*\\.?([0-9]{0,${decimals}})?)$`
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);
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return ETH_DECIMALS_RE.test(value);
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};
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export const isAbs = (value: string) => {
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const ABS_RE = new RegExp('^[0-9]+$');
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return ABS_RE.test(value);
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};
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export const isNumber = (value: string) => {
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const NUMBER_RE = new RegExp(`^(0|0\\.([0-9]+)?|[1-9][0-9]*\\.?([0-9]+)?)$`);
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return NUMBER_RE.test(value);
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};
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