diff options
Diffstat (limited to 'src/reflect/scala/reflect/internal/StdNames.scala')
| -rw-r--r-- | src/reflect/scala/reflect/internal/StdNames.scala | 119 |
1 files changed, 60 insertions, 59 deletions
diff --git a/src/reflect/scala/reflect/internal/StdNames.scala b/src/reflect/scala/reflect/internal/StdNames.scala index a894bd649c..4fd86aa8b1 100644 --- a/src/reflect/scala/reflect/internal/StdNames.scala +++ b/src/reflect/scala/reflect/internal/StdNames.scala @@ -86,8 +86,12 @@ trait StdNames { def flattenedName(segments: Name*): NameType = compactify(segments mkString NAME_JOIN_STRING) - val MODULE_SUFFIX_STRING: String = NameTransformer.MODULE_SUFFIX_STRING - val NAME_JOIN_STRING: String = NameTransformer.NAME_JOIN_STRING + val NAME_JOIN_STRING: String = NameTransformer.NAME_JOIN_STRING + val MODULE_SUFFIX_STRING: String = NameTransformer.MODULE_SUFFIX_STRING + val SETTER_SUFFIX_STRING: String = NameTransformer.SETTER_SUFFIX_STRING + val LOCAL_SUFFIX_STRING: String = NameTransformer.LOCAL_SUFFIX_STRING + val TRAIT_SETTER_SEPARATOR_STRING: String = NameTransformer.TRAIT_SETTER_SEPARATOR_STRING + val SINGLETON_SUFFIX: String = ".type" val ANON_CLASS_NAME: NameType = "$anon" @@ -265,7 +269,7 @@ trait StdNames { val BITMAP_PREFIX = "bitmap$" val CHECK_IF_REFUTABLE_STRING = "check$ifrefutable$" val DEFAULT_GETTER_STRING = "$default$" - val DEFAULT_GETTER_INIT_STRING = "$lessinit$greater" // CONSTRUCTOR.encoded, less is more + val DEFAULT_GETTER_INIT_STRING = NameTransformer.encode("<init>") + DEFAULT_GETTER_STRING val DO_WHILE_PREFIX = "doWhile$" val EVIDENCE_PARAM_PREFIX = "evidence$" val EXCEPTION_RESULT_PREFIX = "exceptionResult" @@ -275,7 +279,6 @@ trait StdNames { val PROTECTED_PREFIX = "protected$" val PROTECTED_SET_PREFIX = PROTECTED_PREFIX + "set" val SUPER_PREFIX_STRING = "super$" - val TRAIT_SETTER_SEPARATOR_STRING = "$_setter_$" val WHILE_PREFIX = "while$" // Compiler internal names @@ -284,10 +287,8 @@ trait StdNames { val DEFAULT_CASE: NameType = "defaultCase$" val EQEQ_LOCAL_VAR: NameType = "eqEqTemp$" val FAKE_LOCAL_THIS: NameType = "this$" - val INITIALIZER: NameType = CONSTRUCTOR // Is this buying us something? val LAZY_LOCAL: NameType = "$lzy" val LAZY_SLOW_SUFFIX: NameType = "$lzycompute" - val LOCAL_SUFFIX_STRING = " " val UNIVERSE_BUILD_PREFIX: NameType = "$u.build." val UNIVERSE_PREFIX: NameType = "$u." val UNIVERSE_SHORT: NameType = "$u" @@ -301,21 +302,16 @@ trait StdNames { val MIXIN_CONSTRUCTOR: NameType = "$init$" val MODULE_INSTANCE_FIELD: NameType = NameTransformer.MODULE_INSTANCE_NAME // "MODULE$" val OUTER: NameType = "$outer" - val OUTER_LOCAL: NameType = OUTER + LOCAL_SUFFIX_STRING // "$outer ", note the space + val OUTER_LOCAL: NameType = OUTER.localName val OUTER_SYNTH: NameType = "<outer>" // emitted by virtual pattern matcher, replaced by outer accessor in explicitouter val ROOTPKG: NameType = "_root_" val SELECTOR_DUMMY: NameType = "<unapply-selector>" val SELF: NameType = "$this" - val SETTER_SUFFIX: NameType = encode("_=") + val SETTER_SUFFIX: NameType = NameTransformer.SETTER_SUFFIX_STRING val SPECIALIZED_INSTANCE: NameType = "specInstance$" val STAR: NameType = "*" val THIS: NameType = "_$this" - @deprecated("Use SPECIALIZED_SUFFIX", "2.10.0") - def SPECIALIZED_SUFFIX_STRING = SPECIALIZED_SUFFIX.toString - @deprecated("Use SPECIALIZED_SUFFIX", "2.10.0") - def SPECIALIZED_SUFFIX_NAME: TermName = SPECIALIZED_SUFFIX.toTermName - def isConstructorName(name: Name) = name == CONSTRUCTOR || name == MIXIN_CONSTRUCTOR def isExceptionResultName(name: Name) = name startsWith EXCEPTION_RESULT_PREFIX def isImplClassName(name: Name) = name endsWith IMPL_CLASS_SUFFIX @@ -345,31 +341,52 @@ trait StdNames { name.endChar == '=' && name.startChar != '=' && isOperatorPart(name.startChar) } - /** The expanded name of `name` relative to this class `base` with given `separator` - */ - def expandedName(name: TermName, base: Symbol, separator: String = EXPAND_SEPARATOR_STRING): TermName = + private def expandedNameInternal(name: TermName, base: Symbol, separator: String): TermName = newTermNameCached(base.fullName('$') + separator + name) + /** The expanded name of `name` relative to this class `base` + */ + def expandedName(name: TermName, base: Symbol) = expandedNameInternal(name, base, EXPAND_SEPARATOR_STRING) + /** The expanded setter name of `name` relative to this class `base` */ - def expandedSetterName(name: TermName, base: Symbol): TermName = - expandedName(name, base, separator = TRAIT_SETTER_SEPARATOR_STRING) + def expandedSetterName(name: TermName, base: Symbol) = expandedNameInternal(name, base, TRAIT_SETTER_SEPARATOR_STRING) - /** If `name` is an expandedName name, the original name. - * Otherwise `name` itself. - */ - def originalName(name: Name): Name = { - var i = name.length - while (i >= 2 && !(name.charAt(i - 1) == '$' && name.charAt(i - 2) == '$')) i -= 1 - if (i >= 2) { - while (i >= 3 && name.charAt(i - 3) == '$') i -= 1 - name.subName(i, name.length) - } else name + /** If `name` is an expandedName name, the original (unexpanded) name. + * Otherwise `name` itself. + * Look backward from the end of the string for "$$", and take the + * part of the string after that; but if the string is "$$$" or longer, + * be sure to retain the extra dollars. + */ + def unexpandedName(name: Name): Name = name lastIndexOf "$$" match { + case -1 => name + case idx0 => + // Sketchville - We've found $$ but if it's part of $$$ or $$$$ + // or something we need to keep the bonus dollars, so e.g. foo$$$outer + // has an original name of $outer. + var idx = idx0 + while (idx > 0 && name.charAt(idx - 1) == '$') + idx -= 1 + name drop idx + 2 } + @deprecated("Use SPECIALIZED_SUFFIX", "2.10.0") + def SPECIALIZED_SUFFIX_STRING = SPECIALIZED_SUFFIX.toString + @deprecated("Use SPECIALIZED_SUFFIX", "2.10.0") + def SPECIALIZED_SUFFIX_NAME: TermName = SPECIALIZED_SUFFIX.toTermName + + @deprecated("Use unexpandedName", "2.11.0") def originalName(name: Name): Name = unexpandedName(name) + @deprecated("Use Name#dropModule", "2.11.0") def stripModuleSuffix(name: Name): Name = name.dropModule + @deprecated("Use Name#dropLocal", "2.11.0") def localToGetter(name: TermName): TermName = name.dropLocal + @deprecated("Use Name#dropLocal", "2.11.0") def dropLocalSuffix(name: Name): TermName = name.dropLocal + @deprecated("Use Name#localName", "2.11.0") def getterToLocal(name: TermName): TermName = name.localName + @deprecated("Use Name#setterName", "2.11.0") def getterToSetter(name: TermName): TermName = name.setterName + @deprecated("Use Name#getterName", "2.11.0") def getterName(name: TermName): TermName = name.getterName + @deprecated("Use Name#getterName", "2.11.0") def setterToGetter(name: TermName): TermName = name.getterName + def unspecializedName(name: Name): Name = ( if (name endsWith SPECIALIZED_SUFFIX) - name.subName(0, name.lastIndexOf('m') - 1) + name.subName(0, name.lastIndexOf('m') - 1) else name ) @@ -394,39 +411,23 @@ trait StdNames { } else (name, "", "") - def getterName(name: TermName): TermName = if (isLocalName(name)) localToGetter(name) else name - def getterToLocal(name: TermName): TermName = name append LOCAL_SUFFIX_STRING - def getterToSetter(name: TermName): TermName = name append SETTER_SUFFIX - def localToGetter(name: TermName): TermName = name dropRight LOCAL_SUFFIX_STRING.length - - def dropLocalSuffix(name: Name): Name = if (name endsWith ' ') name dropRight 1 else name - - def setterToGetter(name: TermName): TermName = { - val p = name.pos(TRAIT_SETTER_SEPARATOR_STRING) - if (p < name.length) - setterToGetter(name drop (p + TRAIT_SETTER_SEPARATOR_STRING.length)) - else - name.subName(0, name.length - SETTER_SUFFIX.length) - } - // Nominally, name$default$N, encoded for <init> - def defaultGetterName(name: Name, pos: Int): TermName = { - val prefix = if (isConstructorName(name)) DEFAULT_GETTER_INIT_STRING else name - newTermName(prefix + DEFAULT_GETTER_STRING + pos) - } + def defaultGetterName(name: Name, pos: Int): TermName = ( + if (isConstructorName(name)) + DEFAULT_GETTER_INIT_STRING + pos + else + name + DEFAULT_GETTER_STRING + pos + ) // Nominally, name from name$default$N, CONSTRUCTOR for <init> - def defaultGetterToMethod(name: Name): TermName = { - val p = name.pos(DEFAULT_GETTER_STRING) - if (p < name.length) { - val q = name.toTermName.subName(0, p) - // i.e., if (q.decoded == CONSTRUCTOR.toString) CONSTRUCTOR else q - if (q.toString == DEFAULT_GETTER_INIT_STRING) CONSTRUCTOR else q - } else name.toTermName - } - - def stripModuleSuffix(name: Name): Name = ( - if (isModuleName(name)) name dropRight MODULE_SUFFIX_STRING.length else name + def defaultGetterToMethod(name: Name): TermName = ( + if (name startsWith DEFAULT_GETTER_INIT_STRING) + nme.CONSTRUCTOR + else name indexOf DEFAULT_GETTER_STRING match { + case -1 => name.toTermName + case idx => name.toTermName take idx + } ) + def localDummyName(clazz: Symbol): TermName = newTermName(LOCALDUMMY_PREFIX + clazz.name + ">") def superName(name: Name): TermName = newTermName(SUPER_PREFIX_STRING + name) |