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instance method

JSON::ResumableParser#value

value → object

ext/json/parser/parser.c View on GitHub ↗

static VALUE cResumableParser_value(VALUE self)
{
    JSON_ResumableParser *parser = ResumableParser_acquire(self, false);

    if (parser->frames.head > 0) {
        json_frame *frame = json_frame_stack_peek(&parser->frames);

        if (frame->phase == JSON_PHASE_DONE) {
            VALUE result = *rvalue_stack_peek(parser->state.value_stack, 1);
            rvalue_stack_pop(parser->state.value_stack, 1);
            json_frame_stack_pop(parser->state.frames);
            return result;
        }
    }
    rb_raise(rb_eArgError, "no ready value");
}

Returns and consume the last parsed value. Raises ArgumentError if there is no parsed value or if it was already retrieved:

Example

parser << '[1][2]'
parser.value # ArgumentError no ready value
parser.parse # => true
parser.value # => [1]
parser.value # ArgumentError no ready value