simplify: table: rename ReadFile()

Author: grokify

data/histogram/histogram_read.go

@@ -14,7 +14,7 @@ import (
 // have other configurations, use `table.ReadFile()` directly
 // and call `HistogramFromTable()`.
 func ParseFileCSV(file string, name string, binNameColIdx, binFrequencyColIdx uint) (*Histogram, error) {
-	tbl, err := table.ReadFiles(nil, file)
+	tbl, err := table.ReadFile(nil, file)
 	if err != nil {
 		return nil, err
 	}

data/histogram/histogram_sets_read.go

@@ -12,7 +12,7 @@ import (
 // NewHistogramSetsCSVs expects multiple files to have same columns.
 func NewHistogramSetsCSVs(filenames []string, key1ColIdx, key2ColIdx, uidColIdx uint) (*HistogramSets, table.Table, error) {
 	hsets := NewHistogramSets("")
-	tbl, err := table.ReadFiles(nil, filenames...)
+	tbl, err := table.ReadFile(nil, filenames...)
 	if err != nil {
 		return hsets, tbl, err
 	}

data/table/read.go

@@ -13,9 +13,9 @@ import (
 
 var debugReadCSV = false // should not need to use this.
 
-// ReadFiles reads in a list of delimited files and returns a merged `Table` struct.
+// ReadFile reads one or more delimited files and returns a merged `Table` struct.
 // An error is returned if the columns count differs between files.
-func ReadFiles(opts *ParseOptions, filenames ...string) (Table, error) {
+func ReadFile(opts *ParseOptions, filenames ...string) (Table, error) {
 	tbl := NewTable("")
 	if len(filenames) == 0 {
 		return tbl, errors.New("no filenames provided")

data/table/read_test.go

@@ -16,7 +16,7 @@ var readFileTests = []struct {
 // TestReadFile reads a CSV file.
 func TestReadFile(t *testing.T) {
 	for _, tt := range readFileTests {
-		tbl, err := ReadFiles(nil, tt.filename)
+		tbl, err := ReadFile(nil, tt.filename)
 		if err != nil {
 			t.Errorf("table.ReadFile(\"%s\",...) Error: [%v]",
 				tt.filename, err.Error())

data/timeseries/examples/parse_csv/main.go

@@ -23,7 +23,7 @@ func main() {
 		log.Fatal(err)
 	}
 
-	tbl, err := table.ReadFiles(nil, opts.File)
+	tbl, err := table.ReadFile(nil, opts.File)
 	if err != nil {
 		log.Fatal(err)
 	}