forked from Rowland/EG
39 lines
1.8 KiB
JavaScript
39 lines
1.8 KiB
JavaScript
import { isAlphaNumericOrMarkChar, isValidEmailLocalPartSpecialChar } from '../char-utils';
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import { isKnownTld } from './uri-utils';
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/**
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* A regular expression to match a 'mailto:' prefix on an email address.
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*/
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export var mailtoSchemePrefixRe = /^mailto:/i;
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/**
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* Determines if the given character may start the "local part" of an email
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* address. The local part is the part to the left of the '@' sign.
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*
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* Technically according to the email spec, any of the characters in the
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* {@link emailLocalPartCharRegex} can start an email address (including any of
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* the special characters), but this is so rare in the wild and the
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* implementation is much simpler by only starting an email address with a word
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* character. This is especially important when matching the '{' character which
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* generally starts a brace that isn't part of the email address.
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*/
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export var isEmailLocalPartStartChar = isAlphaNumericOrMarkChar; // alias for clarity
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/**
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* Determines if the given character can be part of the "local part" of an email
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* address. The local part is the part to the left of the '@' sign.
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*
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* Checking for an email address's start char is handled with {@link #isEmailLocalPartStartChar}
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*/
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export function isEmailLocalPartChar(charCode) {
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return isEmailLocalPartStartChar(charCode) || isValidEmailLocalPartSpecialChar(charCode);
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}
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/**
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* Determines if the given email address is valid. We consider it valid if it
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* has a valid TLD in its host.
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*
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* @param emailAddress email address
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* @return true is email have valid TLD, false otherwise
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*/
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export function isValidEmail(emailAddress) {
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var emailAddressTld = emailAddress.split('.').pop(); // as long as we have a valid string (as opposed to null or undefined), we will always get at least one element in the .split('.') array
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return isKnownTld(emailAddressTld);
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}
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//# sourceMappingURL=email-utils.js.map
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