Function findFirstNonJsxWhitespaceToken

test/fixtures/snapshot/typescript.js:127506–127515

* Returns the first token where position is in [start, end), * excluding `JsxText` tokens containing only whitespace.

(sourceFile, position)

     * excluding `JsxText` tokens containing only whitespace.
     */
    function findFirstNonJsxWhitespaceToken(sourceFile, position) {
        var tokenAtPosition = getTokenAtPosition(sourceFile, position);
        while (isWhiteSpaceOnlyJsxText(tokenAtPosition)) {
            var nextToken = findNextToken(tokenAtPosition, tokenAtPosition.parent, sourceFile);
            if (!nextToken)
                return;
            tokenAtPosition = nextToken;
        }
        return tokenAtPosition;
    }
    ts.findFirstNonJsxWhitespaceToken = findFirstNonJsxWhitespaceToken;
    /**
     * The token on the left of the position is the token that strictly includes the position