deprecated system.copy: use system.substr instead

compiler/cgen.nim

@@ -210,7 +210,7 @@ proc ropecg(m: BModule, frmt: TFormatStr, args: openarray[PRope]): PRope =
       inc(i)
       var j = i
       while frmt[j] in IdentChars: inc(j)
-      var ident = copy(frmt, i, j-1)
+      var ident = substr(frmt, i, j-1)
       i = j
       app(result, cgsym(m, ident))
     elif frmt[i] == '#' and frmt[i+1] == '$':
@@ -225,7 +225,7 @@ proc ropecg(m: BModule, frmt: TFormatStr, args: openarray[PRope]): PRope =
       if frmt[i] != '$' and frmt[i] != '#': inc(i)
       else: break 
     if i - 1 >= start: 
-      app(result, copy(frmt, start, i - 1))
+      app(result, substr(frmt, start, i - 1))
 
 proc appcg(m: BModule, c: var PRope, frmt: TFormatStr, 
            args: openarray[PRope]) = 
@@ -489,9 +489,9 @@ proc libCandidates(s: string, dest: var TStringSeq) =
   var le = strutils.find(s, '(')
   var ri = strutils.find(s, ')', le+1)
   if le >= 0 and ri > le: 
-    var prefix = copy(s, 0, le - 1)
-    var suffix = copy(s, ri + 1)
-    for middle in split(copy(s, le + 1, ri - 1), '|'):
+    var prefix = substr(s, 0, le - 1)
+    var suffix = substr(s, ri + 1)
+    for middle in split(substr(s, le + 1, ri - 1), '|'):
       libCandidates(prefix & middle & suffix, dest)
   else: 
     add(dest, s)

compiler/commands.nim

@@ -172,7 +172,7 @@ proc splitSwitch(switch: string, cmd, arg: var string, pass: TCmdLinePass,
     else: break 
     inc(i)
   if i >= len(switch): arg = ""
-  elif switch[i] in {':', '=', '['}: arg = copy(switch, i + 1)
+  elif switch[i] in {':', '=', '['}: arg = substr(switch, i + 1)
   else: InvalidCmdLineOption(pass, switch, info)
   
 proc ProcessOnOffSwitch(op: TOptions, arg: string, pass: TCmdlinePass, 
@@ -215,7 +215,7 @@ proc ProcessSpecificNote(arg: string, state: TSpecialWord, pass: TCmdlinePass,
     var x = findStr(msgs.WarningsToStr, id)
     if x >= 0: n = TNoteKind(x + ord(warnMin))
     else: InvalidCmdLineOption(pass, arg, info)
-  case whichKeyword(copy(arg, i))
+  case whichKeyword(substr(arg, i))
   of wOn: incl(gNotes, n)
   of wOff: excl(gNotes, n)
   else: LocalError(info, errOnOrOffExpectedButXFound, arg)

compiler/docgen.nim

@@ -156,7 +156,7 @@ proc ropeFormatNamedVars(frmt: TFormatStr, varnames: openarray[string],
     while i < L: 
       if (frmt[i] != '$'): inc(i)
       else: break 
-    if i - 1 >= start: app(result, copy(frmt, start, i - 1))
+    if i - 1 >= start: app(result, substr(frmt, start, i - 1))
   
 proc addXmlChar(dest: var string, c: Char) = 
   case c
@@ -581,10 +581,10 @@ proc renderCodeBlock(d: PDoc, n: PRstNode): PRope =
       case g.kind
       of gtEof: break 
       of gtNone, gtWhitespace: 
-        app(result, copy(m.text, g.start + 0, g.length + g.start - 1 + 0))
+        app(result, substr(m.text, g.start + 0, g.length + g.start - 1))
       else: 
         dispA(result, "<span class=\"$2\">$1</span>", "\\span$2{$1}", [
-            toRope(esc(copy(m.text, g.start + 0, g.length + g.start - 1 + 0))), 
+            toRope(esc(substr(m.text, g.start + 0, g.length + g.start - 1))), 
             toRope(tokenClassToStr[g.kind])])
     deinitGeneralTokenizer(g)
   if result != nil: 

compiler/filter_tmpl.nim

@@ -93,14 +93,14 @@ proc parseLine(p: var TTmplParser) =
     of wIf, wWhen, wTry, wWhile, wFor, wBlock, wCase, wProc, wIterator, 
        wConverter, wMacro, wTemplate, wMethod: 
       LLStreamWrite(p.outp, repeatChar(p.indent))
-      LLStreamWrite(p.outp, copy(p.x, d))
+      LLStreamWrite(p.outp, substr(p.x, d))
       inc(p.indent, 2)
     of wElif, wOf, wElse, wExcept, wFinally: 
       LLStreamWrite(p.outp, repeatChar(p.indent - 2))
-      LLStreamWrite(p.outp, copy(p.x, d))
+      LLStreamWrite(p.outp, substr(p.x, d))
     else: 
       LLStreamWrite(p.outp, repeatChar(p.indent))
-      LLStreamWrite(p.outp, copy(p.x, d))
+      LLStreamWrite(p.outp, substr(p.x, d))
     p.state = psDirective
   else: 
     # data line

compiler/llstream.nim

@@ -216,7 +216,7 @@ proc LLStreamReadAll(s: PLLStream): string =
     result = ""
   of llsString: 
     if s.rd == 0: result = s.s
-    else: result = copy(s.s, s.rd + 0)
+    else: result = substr(s.s, s.rd)
     s.rd = len(s.s)
   of llsFile: 
     result = newString(bufSize)

compiler/nimrod.nim

@@ -33,8 +33,8 @@ proc ProcessCmdLine(pass: TCmdLinePass, command, filename: var string) =
       # we fix this here
       var bracketLe = strutils.find(p.key, '[')
       if bracketLe >= 0: 
-        var key = copy(p.key, 0, bracketLe - 1)
-        var val = copy(p.key, bracketLe + 1) & ':' & p.val
+        var key = substr(p.key, 0, bracketLe - 1)
+        var val = substr(p.key, bracketLe + 1) & ':' & p.val
         ProcessSwitch(key, val, pass, cmdLineInfo)
       else: 
         ProcessSwitch(p.key, p.val, pass, cmdLineInfo)

compiler/nstrtabs.nim

@@ -153,13 +153,13 @@ proc `%`(f: string, t: PStringTable, flags: TFormatFlags = {}): string =
       of '{': 
         var j = i + 1
         while (j <= len(f) + 0 - 1) and (f[j] != '}'): inc(j)
-        var key = copy(f, i + 2 + 0 - 1, j - 1 + 0 - 1)
+        var key = substr(f, i + 2 + 0 - 1, j - 1 + 0 - 1)
         add(result, getValue(t, flags, key))
         i = j + 1
       of 'a'..'z', 'A'..'Z', '\x80'..'\xFF', '_': 
         var j = i + 1
         while (j <= len(f) + 0 - 1) and (f[j] in PatternChars): inc(j)
-        var key = copy(f, i + 1 + 0 - 1, j - 1 + 0 - 1)
+        var key = substr(f, i + 1 + 0 - 1, j - 1 + 0 - 1)
         add(result, getValue(t, flags, key))
         i = j
       else: 
@@ -168,4 +168,4 @@ proc `%`(f: string, t: PStringTable, flags: TFormatFlags = {}): string =
     else: 
       add(result, f[i])
       inc(i)
-  
+  

compiler/options.nim

@@ -138,19 +138,19 @@ proc shortenDir(dir: string): string =
   # returns the interesting part of a dir
   var prefix = getPrefixDir() & dirSep
   if startsWith(dir, prefix): 
-    return copy(dir, len(prefix))
+    return substr(dir, len(prefix))
   prefix = getCurrentDir() & dirSep
   if startsWith(dir, prefix): 
-    return copy(dir, len(prefix))
+    return substr(dir, len(prefix))
   prefix = projectPath & dirSep #writeln(output, prefix);
                                 #writeln(output, dir);
   if startsWith(dir, prefix): 
-    return copy(dir, len(prefix))
+    return substr(dir, len(prefix))
   result = dir
 
 proc removeTrailingDirSep*(path: string): string = 
   if (len(path) > 0) and (path[len(path) - 1] == dirSep): 
-    result = copy(path, 0, len(path) - 2)
+    result = substr(path, 0, len(path) - 2)
   else: 
     result = path
   

compiler/pragmas.nim

@@ -119,7 +119,7 @@ proc processMagic(c: PContext, n: PNode, s: PSym) =
   # treat them as imported, instead of modifing a lot of working code
   # BUGFIX: magic does not imply ``lfNoDecl`` anymore!
   for m in countup(low(TMagic), high(TMagic)): 
-    if copy($m, 1) == v: 
+    if substr($m, 1) == v: 
       s.magic = m
       return 
   Message(n.info, warnUnknownMagic, v)
@@ -333,12 +333,12 @@ proc semAsmOrEmit*(con: PContext, n: PNode, marker: char): PNode =
     var a = 0
     while true: 
       var b = strutils.find(str, marker, a)
-      var sub = if b < 0: copy(str, a) else: copy(str, a, b - 1)
+      var sub = if b < 0: substr(str, a) else: substr(str, a, b - 1)
       if sub != "": addSon(result, newStrNode(nkStrLit, sub))
       if b < 0: break 
       var c = strutils.find(str, marker, b + 1)
-      if c < 0: sub = copy(str, b + 1)
-      else: sub = copy(str, b + 1, c - 1)
+      if c < 0: sub = substr(str, b + 1)
+      else: sub = substr(str, b + 1, c - 1)
       if sub != "": 
         var e = SymtabGet(con.tab, getIdent(sub))
         if e != nil: 

compiler/renderer.nim

@@ -1106,7 +1106,7 @@ proc getNextTok(r: var TSrcGen, kind: var TTokType, literal: var string) =
   if r.idx < len(r.tokens): 
     kind = r.tokens[r.idx].kind
     var length = r.tokens[r.idx].length
-    literal = copy(r.buf, r.pos + 0, r.pos + 0 + length - 1)
+    literal = substr(r.buf, r.pos + 0, r.pos + 0 + length - 1)
     inc(r.pos, length)
     inc(r.idx)
   else: 

compiler/ropes.nim

@@ -328,7 +328,7 @@ proc ropef(frmt: TFormatStr, args: openarray[PRope]): PRope =
       if (frmt[i] != '$'): inc(i)
       else: break 
     if i - 1 >= start: 
-      app(result, copy(frmt, start, i - 1))
+      app(result, substr(frmt, start, i - 1))
   assert(RopeInvariant(result))
 
 proc appf(c: var PRope, frmt: TFormatStr, args: openarray[PRope]) = 

compiler/semfold.nim

@@ -189,9 +189,9 @@ proc evalOp(m: TMagic, n, a, b, c: PNode): PNode =
   of mBoolToStr: 
     if getOrdValue(a) == 0: result = newStrNodeT("false", n)
     else: result = newStrNodeT("true", n)
-  of mCopyStr: result = newStrNodeT(copy(getStr(a), int(getOrdValue(b))), n)
+  of mCopyStr: result = newStrNodeT(substr(getStr(a), int(getOrdValue(b))), n)
   of mCopyStrLast: 
-    result = newStrNodeT(copy(getStr(a), int(getOrdValue(b)), 
+    result = newStrNodeT(substr(getStr(a), int(getOrdValue(b)), 
                                          int(getOrdValue(c))), n)
   of mFloatToStr: result = newStrNodeT($(getFloat(a)), n)
   of mCStrToStr, mCharToStr: result = newStrNodeT(getStrOrChar(a), n)

compiler/sigmatch.nim

@@ -14,7 +14,7 @@ import
   ast, astalgo, semdata, types, msgs, renderer, lookups, semtypinst, 
   magicsys
 
-type 
+type
   TCandidateState* = enum 
     csEmpty, csMatch, csNoMatch
   TCandidate* {.final.} = object 
@@ -222,7 +222,7 @@ proc typeRel(mapping: var TIdTable, f, a: PType): TTypeRelation =
   of tyFloat64:  result = handleFloatRange(f, a)
   of tyFloat128: result = handleFloatRange(f, a)
   of tyVar: 
-    if (a.kind == f.kind): result = typeRel(mapping, base(f), base(a))
+    if a.kind == f.kind: result = typeRel(mapping, base(f), base(a))
     else: result = typeRel(mapping, base(f), a)
   of tyArray, tyArrayConstr: 
     # tyArrayConstr cannot happen really, but

compiler/syntaxes.nim

@@ -98,7 +98,7 @@ proc parsePipe(filename: string, inputStream: PLLStream): PNode =
       inc(i, 2)
       while line[i] in WhiteSpace: inc(i)
       var q: TParser
-      OpenParser(q, filename, LLStreamOpen(copy(line, i)))
+      OpenParser(q, filename, LLStreamOpen(substr(line, i)))
       result = parser.parseAll(q)
       CloseParser(q)
     LLStreamClose(s)