add export

src/CoordVisualize.jl

@@ -2,6 +2,8 @@ module CoordVisualize
 
 using Dates
 
+export CoordLog
+
 include("typedef.jl")
 include("parser.jl")
 include("edit.jl")

src/print.jl

@@ -0,0 +1,30 @@
+"""
+Export `log` to a file or `io::IO`.
+"""
+function export_log end
+
+function export_log(log::CoordLog)
+    """
+    CoordLog(
+        $(log.coords),
+        Dates.DateTime("$(log.logdate)"), "$(log.note)"
+    )"""
+end
+
+function export_log(logs::Vector{CoordLog})
+    logs .|>
+        export_log |>
+        (vs -> join(vs, ",\n")) |>
+        (s -> "[\n" * s * "\n]")
+end
+
+function export_log(io::IO, log::CoordLog)
+    write(io, export_log(log))
+end
+
+function export_log(file::AbstractString, log::CoordLog)
+    open(file, "w") do f
+        export_log(f, log)
+    end
+end
+

src/typedef.jl

@@ -1,4 +1,5 @@
 using Dates
+import Base
 """
 Stores a set of logs with its taken date datetime and supplemental note.
 """
@@ -16,3 +17,7 @@ Get number of coordinates in `log`.
 function n_coords(log::CoordLog)::Integer
     size(log.coords)[1]
 end
+
+Base.:(==)(x::CoordLog, y::CoordLog) = begin
+    x.note == y.note && x.logdate == y.logdate && x.coords == y.coords
+end