system.compileDate and compileTime are in UTC; fixes #7305; docgen supports SOURCE_DATE_EPOCH, fixes #3113

compiler/docgen.nim

@@ -14,7 +14,7 @@
 import
   ast, strutils, strtabs, options, msgs, os, ropes, idents,
   wordrecg, syntaxes, renderer, lexer, packages/docutils/rstast,
-  packages/docutils/rst, packages/docutils/rstgen, times,
+  packages/docutils/rst, packages/docutils/rstgen,
   packages/docutils/highlite, sempass2, json, xmltree, cgi,
   typesrenderer, astalgo, modulepaths, lineinfos, sequtils
 

compiler/options.nim

@@ -12,6 +12,7 @@ import
   prefixmatches
 
 from terminal import isatty
+from times import utc, fromUnix, local, getTime, format, DateTime
 
 const
   hasTinyCBackend* = defined(tinyc)
@@ -259,6 +260,24 @@ const
     optPatterns, optNilCheck, optMoveCheck}
   DefaultGlobalOptions* = {optThreadAnalysis}
 
+proc getSrcTimestamp(): DateTime =
+  try:
+    result = utc(fromUnix(parseInt(getEnv("SOURCE_DATE_EPOCH",
+                                          "not a number"))))
+  except ValueError:
+    # Environment variable malformed.
+    # https://reproducible-builds.org/specs/source-date-epoch/: "If the
+    # value is malformed, the build process SHOULD exit with a non-zero
+    # error code", which this doesn't do. This uses local time, because
+    # that maintains compatibility with existing usage.
+    result = utc getTime()
+
+proc getDateStr*(): string =
+  result = format(getSrcTimestamp(), "yyyy-MM-dd")
+
+proc getClockStr*(): string =
+  result = format(getSrcTimestamp(), "HH:mm:ss")
+
 template newPackageCache*(): untyped =
   newStringTable(when FileSystemCaseSensitive:
                    modeCaseInsensitive

compiler/semfold.nim

@@ -11,7 +11,7 @@
 # and evaluation phase
 
 import
-  strutils, options, ast, astalgo, trees, treetab, nimsets, times,
+  strutils, options, ast, astalgo, trees, treetab, nimsets,
   nversion, platform, math, msgs, os, condsyms, idents, renderer, types,
   commands, magicsys, modulegraphs, strtabs, lineinfos
 
@@ -566,19 +566,6 @@ proc newSymNodeTypeDesc*(s: PSym; info: TLineInfo): PNode =
 
 proc getConstExpr(m: PSym, n: PNode; g: ModuleGraph): PNode =
   result = nil
-
-  proc getSrcTimestamp(): DateTime =
-    try:
-      result = utc(fromUnix(parseInt(getEnv("SOURCE_DATE_EPOCH",
-                                            "not a number"))))
-    except ValueError:
-      # Environment variable malformed.
-      # https://reproducible-builds.org/specs/source-date-epoch/: "If the
-      # value is malformed, the build process SHOULD exit with a non-zero
-      # error code", which this doesn't do. This uses local time, because
-      # that maintains compatibility with existing usage.
-      result = local(getTime())
-
   case n.kind
   of nkSym:
     var s = n.sym
@@ -588,10 +575,8 @@ proc getConstExpr(m: PSym, n: PNode; g: ModuleGraph): PNode =
     of skConst:
       case s.magic
       of mIsMainModule: result = newIntNodeT(ord(sfMainModule in m.flags), n, g)
-      of mCompileDate: result = newStrNodeT(format(getSrcTimestamp(),
-                                                   "yyyy-MM-dd"), n, g)
-      of mCompileTime: result = newStrNodeT(format(getSrcTimestamp(),
-                                                   "HH:mm:ss"), n, g)
+      of mCompileDate: result = newStrNodeT(getDateStr(), n, g)
+      of mCompileTime: result = newStrNodeT(getClockStr(), n, g)
       of mCpuEndian: result = newIntNodeT(ord(CPU[g.config.target.targetCPU].endian), n, g)
       of mHostOS: result = newStrNodeT(toLowerAscii(platform.OS[g.config.target.targetOS].name), n, g)
       of mHostCPU: result = newStrNodeT(platform.CPU[g.config.target.targetCPU].name.toLowerAscii, n, g)