Method assertChar

src/redempt/redlib/json/JSONParser.java:48–52

(char c)

    }

    private void assertChar(char c) {
        if (advance() != c) {
            throw new IllegalArgumentException("Invalid JSON, expected '" + c + "' at position " + (pos - 1));
        }
    }

    private boolean isWhitespace() {
        char c = peek();