func mustSaveHistory(o *term.TextOutput, historyFilename string) {
if verboseMode {
fmt.Printf(o.LightBlue("Saving REPL history to %s... "), historyFilename)
}
if err := saveHistory(historyFilename); err != nil {
if verboseMode {
fmt.Println(o.DarkRed("failed: " + err.Error()))
} else {
fmt.Printf(o.DarkRed("Failed to store REPL history to %s: %s\n"), historyFilename, err)
}
} else if verboseMode {
fmt.Println(o.LightGreen("ok"))
}
}
// Syntax highlight the given line
func highlight(o *term.TextOutput, line string) string {
unprocessed := line
unprocessed, comment := colorSplit(unprocessed, "//", nil, o.DarkGray, o.DarkGray, false)
module, unprocessed := colorSplit(unprocessed, ":", o.LightGreen, o.DarkRed, nil, true)
function := ""
if unprocessed != "" {
// Green function names
if strings.Contains(unprocessed, "(") {
fields := strings.SplitN(unprocessed, "(", 2)
function = o.LightGreen(fields[0])
unprocessed = "(" + fields[1]
}
}
unprocessed, typed := colorSplit(unprocessed, "->", nil, o.LightBlue, o.DarkRed, false)
unprocessed = strings.Replace(unprocessed, "string", o.LightBlue("string"), -1)
unprocessed = strings.Replace(unprocessed, "number", o.LightYellow("number"), -1)
unprocessed = strings.Replace(unprocessed, "function", o.LightCyan("function"), -1)
return module + function + unprocessed + typed + comment
}
