merge_waves {retroharmonize}

Merge waves

Description

Merge a list of surveys into a list with harmonized variable names, variable labels and survey identifiers.

Usage

merge_waves(waves, var_harmonization)

Arguments

waves

A list of surveys

var_harmonization

Metadata of surveys, including at least filename, var_name_orig, var_name, var_label.

Value

A list of surveys with harmonized names and variable labels.

See Also

survey

Examples

examples_dir <- system.file("examples", package = "retroharmonize")
survey_list <- dir(examples_dir)[grepl("\\.rds", dir(examples_dir))]

example_surveys <- read_surveys(
  file.path( examples_dir, survey_list), 
  save_to_rds = FALSE)
    
metadata <- metadata_waves_create(example_surveys)
 
to_harmonize <- metadata %>%
  dplyr::filter ( var_name_orig %in% 
                  c("rowid", "w1") |
                  grepl("trust ", label_orig ) ) %>%
  dplyr::mutate ( var_label = var_label_normalize(label_orig) ) %>%
  dplyr::mutate ( var_name = val_label_normalize(var_label) )

merge_waves ( example_surveys, to_harmonize )