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-rw-r--r--compiler/lineinfos.nim157
1 files changed, 111 insertions, 46 deletions
diff --git a/compiler/lineinfos.nim b/compiler/lineinfos.nim
index d8f82aea0..94a483299 100644
--- a/compiler/lineinfos.nim
+++ b/compiler/lineinfos.nim
@@ -7,10 +7,11 @@
 #    distribution, for details about the copyright.
 #
 
-## This module contains the ``TMsgKind`` enum as well as the
-## ``TLineInfo`` object.
+## This module contains the `TMsgKind` enum as well as the
+## `TLineInfo` object.
 
-import ropes, tables, pathutils, hashes
+import ropes, pathutils
+import std/[hashes, tables]
 
 const
   explanationsBaseUrl* = "https://nim-lang.github.io/Nim"
@@ -27,26 +28,40 @@ proc createDocLink*(urlSuffix: string): string =
 
 type
   TMsgKind* = enum
-    errUnknown, errInternal, errIllFormedAstX, errCannotOpenFile,
+    # fatal errors
+    errUnknown, errFatal, errInternal,
+    # non-fatal errors
+    errIllFormedAstX, errCannotOpenFile,
     errXExpected,
-    errGridTableNotImplemented,
-    errMarkdownIllformedTable,
-    errGeneralParseError,
-    errNewSectionExpected,
-    errInvalidDirectiveX,
-    errFootnoteMismatch,
+    errRstMissingClosing,
+    errRstGridTableNotImplemented,
+    errRstMarkdownIllformedTable,
+    errRstIllformedTable,
+    errRstNewSectionExpected,
+    errRstGeneralParseError,
+    errRstInvalidDirectiveX,
+    errRstInvalidField,
+    errRstFootnoteMismatch,
+    errRstSandboxedDirective,
     errProveInit, # deadcode
     errGenerated,
+    errFailedMove,
     errUser,
-
+    # warnings
     warnCannotOpenFile = "CannotOpenFile", warnOctalEscape = "OctalEscape",
     warnXIsNeverRead = "XIsNeverRead", warnXmightNotBeenInit = "XmightNotBeenInit",
     warnDeprecated = "Deprecated", warnConfigDeprecated = "ConfigDeprecated",
+    warnDotLikeOps = "DotLikeOps",
     warnSmallLshouldNotBeUsed = "SmallLshouldNotBeUsed", warnUnknownMagic = "UnknownMagic",
-    warnRedefinitionOfLabel = "RedefinitionOfLabel", warnUnknownSubstitutionX = "UnknownSubstitutionX",
-    warnLanguageXNotSupported = "LanguageXNotSupported",
-    warnFieldXNotSupported = "FieldXNotSupported",
-    warnRstStyle = "warnRstStyle", warnCommentXIgnored = "CommentXIgnored",
+    warnRstRedefinitionOfLabel = "RedefinitionOfLabel",
+    warnRstUnknownSubstitutionX = "UnknownSubstitutionX",
+    warnRstAmbiguousLink = "AmbiguousLink",
+    warnRstBrokenLink = "BrokenLink",
+    warnRstLanguageXNotSupported = "LanguageXNotSupported",
+    warnRstFieldXNotSupported = "FieldXNotSupported",
+    warnRstUnusedImportdoc = "UnusedImportdoc",
+    warnRstStyle = "warnRstStyle",
+    warnCommentXIgnored = "CommentXIgnored",
     warnTypelessParam = "TypelessParam",
     warnUseBase = "UseBase", warnWriteToForeignHeap = "WriteToForeignHeap",
     warnUnsafeCode = "UnsafeCode", warnUnusedImportX = "UnusedImport",
@@ -56,19 +71,38 @@ type
     warnUnreachableElse = "UnreachableElse", warnUnreachableCode = "UnreachableCode",
     warnStaticIndexCheck = "IndexCheck", warnGcUnsafe = "GcUnsafe", warnGcUnsafe2 = "GcUnsafe2",
     warnUninit = "Uninit", warnGcMem = "GcMem", warnDestructor = "Destructor",
-    warnLockLevel = "LockLevel", warnResultShadowed = "ResultShadowed",
+    warnLockLevel = "LockLevel", # deadcode
+    warnResultShadowed = "ResultShadowed",
     warnInconsistentSpacing = "Spacing",  warnCaseTransition = "CaseTransition",
     warnCycleCreated = "CycleCreated", warnObservableStores = "ObservableStores",
     warnStrictNotNil = "StrictNotNil",
+    warnResultUsed = "ResultUsed",
     warnCannotOpen = "CannotOpen",
     warnFileChanged = "FileChanged",
+    warnSuspiciousEnumConv = "EnumConv",
+    warnAnyEnumConv = "AnyEnumConv",
+    warnHoleEnumConv = "HoleEnumConv",
+    warnCstringConv = "CStringConv",
+    warnPtrToCstringConv = "PtrToCstringConv",
+    warnEffect = "Effect",
+    warnCastSizes = "CastSizes", # deadcode
+    warnAboveMaxSizeSet = "AboveMaxSizeSet",
+    warnImplicitTemplateRedefinition = "ImplicitTemplateRedefinition",
+    warnUnnamedBreak = "UnnamedBreak",
+    warnStmtListLambda = "StmtListLambda",
+    warnBareExcept = "BareExcept",
+    warnImplicitDefaultValue = "ImplicitDefaultValue",
+    warnIgnoredSymbolInjection = "IgnoredSymbolInjection",
+    warnStdPrefix = "StdPrefix"
     warnUser = "User",
-
-    hintSuccess = "Success", hintSuccessX = "SuccessX", hintCC = "CC",
-    hintLineTooLong = "LineTooLong", hintXDeclaredButNotUsed = "XDeclaredButNotUsed",
+    warnGlobalVarConstructorTemporary = "GlobalVarConstructorTemporary",
+    # hints
+    hintSuccess = "Success", hintSuccessX = "SuccessX",
+    hintCC = "CC",
+    hintXDeclaredButNotUsed = "XDeclaredButNotUsed", hintDuplicateModuleImport = "DuplicateModuleImport",
     hintXCannotRaiseY = "XCannotRaiseY", hintConvToBaseNotNeeded = "ConvToBaseNotNeeded",
     hintConvFromXtoItselfNotNeeded = "ConvFromXtoItselfNotNeeded", hintExprAlwaysX = "ExprAlwaysX",
-    hintQuitCalled = "QuitCalled", hintProcessing = "Processing", hintCodeBegin = "CodeBegin",
+    hintQuitCalled = "QuitCalled", hintProcessing = "Processing", hintProcessingStmt = "ProcessingStmt", hintCodeBegin = "CodeBegin",
     hintCodeEnd = "CodeEnd", hintConf = "Conf", hintPath = "Path",
     hintConditionAlwaysTrue = "CondTrue", hintConditionAlwaysFalse = "CondFalse", hintName = "Name",
     hintPattern = "Pattern", hintExecuting = "Exec", hintLinking = "Link", hintDependency = "Dependency",
@@ -77,22 +111,29 @@ type
     hintUser = "User", hintUserRaw = "UserRaw", hintExtendedContext = "ExtendedContext",
     hintMsgOrigin = "MsgOrigin", # since 1.3.5
     hintDeclaredLoc = "DeclaredLoc", # since 1.5.1
+    hintUnknownHint = "UnknownHint"
 
 const
   MsgKindToStr*: array[TMsgKind, string] = [
     errUnknown: "unknown error",
+    errFatal: "fatal error: $1",
     errInternal: "internal error: $1",
     errIllFormedAstX: "illformed AST: $1",
     errCannotOpenFile: "cannot open '$1'",
     errXExpected: "'$1' expected",
-    errGridTableNotImplemented: "grid table is not implemented",
-    errMarkdownIllformedTable: "illformed delimiter row of a markdown table",
-    errGeneralParseError: "general parse error",
-    errNewSectionExpected: "new section expected $1",
-    errInvalidDirectiveX: "invalid directive: '$1'",
-    errFootnoteMismatch: "number of footnotes and their references don't match: $1",
+    errRstMissingClosing: "$1",
+    errRstGridTableNotImplemented: "grid table is not implemented",
+    errRstMarkdownIllformedTable: "illformed delimiter row of a markdown table",
+    errRstIllformedTable: "Illformed table: $1",
+    errRstNewSectionExpected: "new section expected $1",
+    errRstGeneralParseError: "general parse error",
+    errRstInvalidDirectiveX: "invalid directive: '$1'",
+    errRstInvalidField: "invalid field: $1",
+    errRstFootnoteMismatch: "number of footnotes and their references don't match: $1",
+    errRstSandboxedDirective: "disabled directive: '$1'",
     errProveInit: "Cannot prove that '$1' is initialized.",  # deadcode
     errGenerated: "$1",
+    errFailedMove: "$1",
     errUser: "$1",
     warnCannotOpenFile: "cannot open '$1'",
     warnOctalEscape: "octal escape sequences do not exist; leading zero is ignored",
@@ -100,15 +141,19 @@ const
     warnXmightNotBeenInit: "'$1' might not have been initialized",
     warnDeprecated: "$1",
     warnConfigDeprecated: "config file '$1' is deprecated",
+    warnDotLikeOps: "$1",
     warnSmallLshouldNotBeUsed: "'l' should not be used as an identifier; may look like '1' (one)",
     warnUnknownMagic: "unknown magic '$1' might crash the compiler",
-    warnRedefinitionOfLabel: "redefinition of label '$1'",
-    warnUnknownSubstitutionX: "unknown substitution '$1'",
-    warnLanguageXNotSupported: "language '$1' not supported",
-    warnFieldXNotSupported: "field '$1' not supported",
+    warnRstRedefinitionOfLabel: "redefinition of label '$1'",
+    warnRstUnknownSubstitutionX: "unknown substitution '$1'",
+    warnRstAmbiguousLink: "ambiguous doc link $1",
+    warnRstBrokenLink: "broken link '$1'",
+    warnRstLanguageXNotSupported: "language '$1' not supported",
+    warnRstFieldXNotSupported: "field '$1' not supported",
+    warnRstUnusedImportdoc: "importdoc for '$1' is not used",
     warnRstStyle: "RST style: $1",
     warnCommentXIgnored: "comment '$1' ignored",
-    warnTypelessParam: "'$1' has no type. Typeless parameters are deprecated; only allowed for 'template'",
+    warnTypelessParam: "", # deadcode
     warnUseBase: "use {.base.} for base methods; baseless methods are deprecated",
     warnWriteToForeignHeap: "write to foreign heap",
     warnUnsafeCode: "unsafe code: '$1'",
@@ -130,28 +175,46 @@ const
     warnUninit: "use explicit initialization of '$1' for clarity",
     warnGcMem: "'$1' uses GC'ed memory",
     warnDestructor: "usage of a type with a destructor in a non destructible context. This will become a compile time error in the future.",
-    warnLockLevel: "$1",
+    warnLockLevel: "$1", # deadcode
     warnResultShadowed: "Special variable 'result' is shadowed.",
     warnInconsistentSpacing: "Number of spaces around '$#' is not consistent",
     warnCaseTransition: "Potential object case transition, instantiate new object instead",
     warnCycleCreated: "$1",
     warnObservableStores: "observable stores to '$1'",
     warnStrictNotNil: "$1",
+    warnResultUsed: "used 'result' variable",
     warnCannotOpen: "cannot open: $1",
     warnFileChanged: "file changed: $1",
+    warnSuspiciousEnumConv: "$1",
+    warnAnyEnumConv: "$1",
+    warnHoleEnumConv: "$1",
+    warnCstringConv: "$1",
+    warnPtrToCstringConv: "unsafe conversion to 'cstring' from '$1'; Use a `cast` operation like `cast[cstring](x)`; this will become a compile time error in the future",
+    warnEffect: "$1",
+    warnCastSizes: "$1", # deadcode
+    warnAboveMaxSizeSet: "$1",
+    warnImplicitTemplateRedefinition: "template '$1' is implicitly redefined; this is deprecated, add an explicit .redefine pragma",
+    warnUnnamedBreak: "Using an unnamed break in a block is deprecated; Use a named block with a named break instead",
+    warnStmtListLambda: "statement list expression assumed to be anonymous proc; this is deprecated, use `do (): ...` or `proc () = ...` instead",
+    warnBareExcept: "$1",
+    warnImplicitDefaultValue: "$1",
+    warnIgnoredSymbolInjection: "$1",
+    warnStdPrefix: "$1 needs the 'std' prefix",
     warnUser: "$1",
+    warnGlobalVarConstructorTemporary: "global variable '$1' initialization requires a temporary variable",
     hintSuccess: "operation successful: $#",
     # keep in sync with `testament.isSuccess`
-    hintSuccessX: "${loc} lines; ${sec}s; $mem; $build build; proj: $project; out: $output",
+    hintSuccessX: "$build\n$loc lines; ${sec}s; $mem; proj: $project; out: $output",
     hintCC: "CC: $1",
-    hintLineTooLong: "line too long",
     hintXDeclaredButNotUsed: "'$1' is declared but not used",
+    hintDuplicateModuleImport: "$1",
     hintXCannotRaiseY: "$1",
     hintConvToBaseNotNeeded: "conversion to base object is not needed",
     hintConvFromXtoItselfNotNeeded: "conversion from $1 to itself is pointless",
     hintExprAlwaysX: "expression evaluates always to '$1'",
     hintQuitCalled: "quit() called",
     hintProcessing: "$1",
+    hintProcessingStmt: "$1",
     hintCodeBegin: "generated code listing:",
     hintCodeEnd: "end of listing",
     hintConf: "used config file '$1'",
@@ -174,28 +237,30 @@ const
     hintExtendedContext: "$1",
     hintMsgOrigin: "$1",
     hintDeclaredLoc: "$1",
+    hintUnknownHint: "unknown hint: $1"
   ]
 
 const
-  fatalMin* = errUnknown
-  fatalMax* = errInternal
+  fatalMsgs* = {errUnknown..errInternal}
   errMin* = errUnknown
   errMax* = errUser
   warnMin* = warnCannotOpenFile
   warnMax* = pred(hintSuccess)
   hintMin* = hintSuccess
   hintMax* = high(TMsgKind)
+  rstWarnings* = {warnRstRedefinitionOfLabel..warnRstStyle}
 
 type
   TNoteKind* = range[warnMin..hintMax] # "notes" are warnings or hints
   TNoteKinds* = set[TNoteKind]
 
 proc computeNotesVerbosity(): array[0..3, TNoteKinds] =
-  result[3] = {low(TNoteKind)..high(TNoteKind)} - {warnObservableStores}
-  result[2] = result[3] - {hintStackTrace, warnUninit, hintExtendedContext, hintDeclaredLoc}
+  result = default(array[0..3, TNoteKinds])
+  result[3] = {low(TNoteKind)..high(TNoteKind)} - {warnObservableStores, warnResultUsed, warnAnyEnumConv, warnBareExcept, warnStdPrefix}
+  result[2] = result[3] - {hintStackTrace, hintExtendedContext, hintDeclaredLoc, hintProcessingStmt}
   result[1] = result[2] - {warnProveField, warnProveIndex,
     warnGcUnsafe, hintPath, hintDependency, hintCodeBegin, hintCodeEnd,
-    hintSource, hintGlobalVar, hintGCStats, hintMsgOrigin}
+    hintSource, hintGlobalVar, hintGCStats, hintMsgOrigin, hintPerformance}
   result[0] = result[1] - {hintSuccessX, hintSuccess, hintConf,
     hintProcessing, hintPattern, hintExecuting, hintLinking, hintCC}
 
@@ -203,6 +268,7 @@ const
   NotesVerbosity* = computeNotesVerbosity()
   errXMustBeCompileTime* = "'$1' can only be used in compile-time context"
   errArgsNeedRunOption* = "arguments can only be given if the '--run' option is selected"
+  errFloatToString* = "cannot convert '$1' to '$2'"
 
 type
   TFileInfo* = object
@@ -222,7 +288,7 @@ type
                                # and parsed; usually "" but is used
                                # for 'nimsuggest'
     hash*: string              # the checksum of the file
-    dirty*: bool               # for 'nimfix' / 'nimpretty' like tooling
+    dirty*: bool               # for 'nimpretty' like tooling
     when defined(nimpretty):
       fullContent*: string
   FileIndex* = distinct int32
@@ -253,7 +319,7 @@ proc `==`*(a, b: FileIndex): bool {.borrow.}
 proc hash*(i: TLineInfo): Hash =
   hash (i.line.int, i.col.int, i.fileIndex.int)
 
-proc raiseRecoverableError*(msg: string) {.noinline.} =
+proc raiseRecoverableError*(msg: string) {.noinline, noreturn.} =
   raise newException(ERecoverableError, msg)
 
 const
@@ -284,9 +350,8 @@ type
 
 
 proc initMsgConfig*(): MsgConfig =
-  result.msgContext = @[]
-  result.lastError = unknownLineInfo
-  result.filenameToIndexTbl = initTable[string, FileIndex]()
-  result.fileInfos = @[]
-  result.errorOutputs = {eStdOut, eStdErr}
+  result = MsgConfig(msgContext: @[], lastError: unknownLineInfo,
+                     filenameToIndexTbl: initTable[string, FileIndex](),
+                     fileInfos: @[], errorOutputs: {eStdOut, eStdErr}
+  )
   result.filenameToIndexTbl["???"] = FileIndex(-1)