#
#
# The Nim Compiler
# (c) Copyright 2017 Andreas Rumpf
#
# See the file "copying.txt", included in this
# distribution, for details about the copyright.
#
## This module implements the generation of ``.ndi`` files for better debugging
## support of Nim code. "ndi" stands for "Nim debug info".
import ast, msgs, ropes, options, pathutils
when defined(nimPreviewSlimSystem):
import std/[syncio, assertions]
type
NdiFile* = object
enabled: bool
f: File
buf: string
filename: AbsoluteFile
syms: seq[PSym]
proc doWrite(f: var NdiFile; s: PSym; conf: ConfigRef) =
f.buf.setLen 0
f.buf.addInt s.info.line.int
f.buf.add "\t"
f.buf.addInt s.info.col.int
f.f.write(s.name.s, "\t")
f.f.writeRope(s.loc.r)
f.f.writeLine("\t", toFullPath(conf, s.info), "\t", f.buf)
template writeMangledName*(f: NdiFile; s: PSym; conf: ConfigRef) =
if f.enabled: f.syms.add s
proc open*(f: var NdiFile; filename: AbsoluteFile; conf: ConfigRef) =
f.enabled = not filename.isEmpty
if f.enabled:
f.filename = filename
f.buf = newStringOfCap(20)
proc close*(f: var NdiFile, conf: ConfigRef) =
if f.enabled:
f.f = open(f.filename.string, fmWrite, 8000)
doAssert f.f != nil, f.filename.string
for s in f.syms:
doWrite(f, s, conf)
close(f.f)
f.syms.reset
f.filename.reset