dlangui.core.linestream

DLANGUI library.

This module contains text file reader implementation.

Support utf8, utf16, utf32 be and le encodings, and line endings - according to D language source file specification.

Low resource consuming. Doesn't flood with GC allocations. Dup line if you want to store it somewhere.

Tracks line number.

Synopsis:

import dlangui.core.linestream;

import std.stdio;
import std.conv;
import std.utf;
string fname = "somefile.d";
writeln("opening file");
std.stream.File f = new std.stream.File(fname);
scope(exit) { f.close(); }
try {
	LineStream lines = LineStream.create(f, fname);
	for (;;) {
		dchar[] s = lines.readLine();
		if (s is null)
			break;
		writeln("line " ~ to!string(lines.line()) ~ ":" ~ toUTF8(s));
	}
	if (lines.errorCode != 0) {
		writeln("Error ", lines.errorCode, " ", lines.errorMessage, " -- at line ", lines.errorLine, " position ", lines.errorPos);
	} else {
		writeln("EOF reached");
	}
} catch (Exception e) {
	writeln("Exception " ~ e.toString);
}

License:
Boost License 1.0

Authors:
Vadim Lopatin, coolreader.org@gmail.com

Page generated by Ddoc. Vadim Lopatin, 2014