fix tibble 3.0 issues

#110 #112

DESCRIPTION

@@ -1,7 +1,7 @@
 Package: isoreader
 Title: Read IRMS data files
 Description: R interface to IRMS (isotope ratio mass spectrometry) file formats typically used in stable isotope geochemistry.
-Version: 1.1.4
+Version: 1.1.5
 Authors@R: person("Sebastian", "Kopf", email = "sebastian.kopf@colorado.edu", role = c("aut", "cre"), comment = c(ORCID = "0000-0002-2044-0201"))
 URL: https://github.com/isoverse/isoreader
 BugReports: https://github.com/isoverse/isoreader/issues
@@ -15,7 +15,7 @@ Imports:
     glue,
     tidyselect (>= 1.0.0),
     vctrs,
-    tibble,
+    tibble (>= 3.0.0),
     dplyr (>= 0.8.4),
     tidyr (>= 1.0.0),
     stringr,

R/isoread.R

@@ -399,7 +399,7 @@ iso_read_files <- function(paths, root, supported_extensions, data_structure,
 
   # bring files into the correct order after potential parallel processing jumble
   indices <- 
-    tibble(path = purrr::map_chr(iso_files, ~.x$file_info$file_path), idx = 1:length(path)) %>% 
+    tibble(path = purrr::map_chr(iso_files, ~.x$file_info$file_path) %>% unname(), idx = 1:length(path)) %>% 
     dplyr::left_join(files, by = "path") %>% 
     dplyr::arrange(file_n) %>% 
     dplyr::pull(idx)

R/isoread_isodat.R

@@ -358,9 +358,14 @@ extract_isodat_old_sequence_line_info <- function(ds) {
     by = "n"
   )
 
-  # in file object
-  if (nrow(file_info) > 0)
-    ds$file_info[file_info$label] <- file_info$value
+  # transfer to 
+  if (nrow(file_info) > 0) {
+    ds$file_info <- 
+      dplyr::mutate(
+        ds$file_info, 
+        !!!rlang::set_names(file_info$value, file_info$label)
+      )
+  }
 
   return(ds)
 }