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#
#
# The Nim Compiler
# (c) Copyright 2015 Andreas Rumpf
#
# See the file "copying.txt", included in this
# distribution, for details about the copyright.
#
import strutils, lexbase, streams
import ".." / [ast, msgs, lineinfos, idents, options]
from os import splitFile
const
Letters* = {'a'..'z', 'A'..'Z', '0'..'9', '\x80'..'\xFF', '_'}
proc identLen*(line: string, start: int): int =
while start+result < line.len and line[start+result] in Letters:
inc result
proc differ*(line: string, a, b: int, x: string): bool =
let y = line[a..b]
result = cmpIgnoreStyle(y, x) == 0 and y != x
proc replaceDeprecated*(conf: ConfigRef; info: TLineInfo; oldSym, newSym: PIdent) =
let line = sourceLine(conf, info)
var first = min(info.col.int, line.len)
if first < 0: return
#inc first, skipIgnoreCase(line, "proc ", first)
while first > 0 and line[first-1] in Letters: dec first
if first < 0: return
if line[first] == '`': inc first
let last = first+identLen(line, first)-1
if cmpIgnoreStyle(line[first..last], oldSym.s) == 0:
var x = line.substr(0, first-1) & newSym.s & line.substr(last+1)
system.shallowCopy(conf.m.fileInfos[info.fileIndex.int32].lines[info.line.int-1], x)
conf.m.fileInfos[info.fileIndex.int32].dirty = true
#if newSym.s == "File": writeStackTrace()
proc replaceDeprecated*(conf: ConfigRef; info: TLineInfo; oldSym, newSym: PSym) =
replaceDeprecated(conf, info, oldSym.name, newSym.name)
proc replaceComment*(conf: ConfigRef; info: TLineInfo) =
let line = sourceLine(conf, info)
var first = info.col.int
if line[first] != '#': inc first
var x = line.substr(0, first-1) & "discard " & line.substr(first+1).escape
system.shallowCopy(conf.m.fileInfos[info.fileIndex.int32].lines[info.line.int-1], x)
conf.m.fileInfos[info.fileIndex.int32].dirty = true
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