Function extract_ruby_require_arg

internal/cbm/extract_imports.c:705–725

Extract string argument from a Ruby require/require_relative call.

// Extract string argument from a Ruby require/require_relative call.
static char *extract_ruby_require_arg(CBMArena *a, TSNode node, const char *source) {
    TSNode args = ts_node_child_by_field_name(node, TS_FIELD("arguments"));
    if (ts_node_is_null(args)) {
        if (ts_node_child_count(node) > SECOND_IDX) {
            args = ts_node_child(node, SECOND_IDX);
        }
    }
    if (ts_node_is_null(args)) {
        return NULL;
    }

    uint32_t ac = ts_node_child_count(args);
    for (uint32_t j = 0; j < ac; j++) {
        TSNode c = ts_node_child(args, j);
        const char *ck = ts_node_type(c);
        if (strcmp(ck, "string") == 0 || strcmp(ck, "string_literal") == 0) {
            return strip_quotes(a, cbm_node_text(a, c, source));
        }
    }
    return strip_quotes(a, cbm_node_text(a, args, source));
}

static void parse_ruby_imports(CBMExtractCtx *ctx) {
    CBMArena *a = ctx->arena;