Add existing to tracked

node_modules/autolinker/dist/commonjs/parser/email-utils.d.ts

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+import { isAlphaNumericOrMarkChar } from '../char-utils';
+/**
+ * A regular expression to match a 'mailto:' prefix on an email address.
+ */
+export declare const mailtoSchemePrefixRe: RegExp;
+/**
+ * Determines if the given character may start the "local part" of an email
+ * address. The local part is the part to the left of the '@' sign.
+ *
+ * Technically according to the email spec, any of the characters in the
+ * {@link emailLocalPartCharRegex} can start an email address (including any of
+ * the special characters), but this is so rare in the wild and the
+ * implementation is much simpler by only starting an email address with a word
+ * character. This is especially important when matching the '{' character which
+ * generally starts a brace that isn't part of the email address.
+ */
+export declare const isEmailLocalPartStartChar: typeof isAlphaNumericOrMarkChar;
+/**
+ * Determines if the given character can be part of the "local part" of an email
+ * address. The local part is the part to the left of the '@' sign.
+ *
+ * Checking for an email address's start char is handled with {@link #isEmailLocalPartStartChar}
+ */
+export declare function isEmailLocalPartChar(charCode: number): boolean;
+/**
+ * Determines if the given email address is valid. We consider it valid if it
+ * has a valid TLD in its host.
+ *
+ * @param emailAddress email address
+ * @return true is email have valid TLD, false otherwise
+ */
+export declare function isValidEmail(emailAddress: string): boolean;