Function extract_positional_url

internal/cbm/extract_calls.c:1506–1521

Try to extract URL/topic from a positional argument (string or constant).

// Try to extract URL/topic from a positional argument (string or constant).
static const char *extract_positional_url(CBMExtractCtx *ctx, TSNode arg, const char *ak) {
    if (is_string_like(ak)) {
        char *text = cbm_node_text(ctx->arena, arg, ctx->source);
        const char *validated = strip_and_validate_string_arg(ctx->arena, text);
        if (validated) {
            return validated;
        }
    }
    if (strcmp(ak, "identifier") == 0) {
        char *const_name = cbm_node_text(ctx->arena, arg, ctx->source);
        if (const_name) {
            return lookup_string_constant(ctx, const_name);
        }
    }
    return NULL;
}

// Extract URL/topic from keyword or positional args.
static const char *extract_url_or_topic_arg(CBMExtractCtx *ctx, TSNode args) {