lookups

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Types

TLookupFlag = enum
  checkAmbiguity, checkUndeclared, checkModule, checkPureEnumFields
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TOverloadIter = object
  it*: TIdentIter
  mit*: ModuleIter
  m*: PSym
  mode*: TOverloadIterMode
  symChoiceIndex*: int
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TOverloadIterMode = enum
  oimDone, oimNoQualifier, oimSelfModule, oimOtherModule, oimSymChoice,
  oimSymChoiceLocalLookup
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Procs

proc addDecl(c: PContext; sym: PSym) {.inline, ...raises: [KeyError, Exception,
    ValueError, IOError, ERecoverableError], tags: [RootEffect, ReadDirEffect,
    WriteIOEffect, ReadIOEffect, ReadEnvEffect], forbids: [].}
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proc addDecl(c: PContext; sym: PSym; info: TLineInfo) {.inline,
    ...raises: [KeyError, Exception, ValueError, IOError, ERecoverableError], tags: [
    RootEffect, ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}
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proc addDeclAt(c: PContext; scope: PScope; sym: PSym) {.inline,
    ...raises: [KeyError, Exception, ValueError, IOError, ERecoverableError], tags: [
    RootEffect, ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}
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proc addDeclAt(c: PContext; scope: PScope; sym: PSym; info: TLineInfo) {.
    ...raises: [KeyError, Exception, ValueError, IOError, ERecoverableError], tags: [
    RootEffect, ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}
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proc addInterfaceDecl(c: PContext; sym: PSym) {.inline,
    ...raises: [KeyError, Exception, ValueError, IOError, ERecoverableError], tags: [
    RootEffect, ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}
adds a decl and the interface if appropriate Source   Edit   
proc addInterfaceDeclAt(c: PContext; scope: PScope; sym: PSym) {.
    ...raises: [KeyError, Exception, ValueError, IOError, ERecoverableError], tags: [
    RootEffect, ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}
adds a symbol on the scope and the interface if appropriate Source   Edit   
proc addInterfaceOverloadableSymAt(c: PContext; scope: PScope; sym: PSym) {.
    ...raises: [Exception, ValueError, KeyError, IOError, ERecoverableError], tags: [
    RootEffect, ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}
adds an overloadable symbol on the scope and the interface if appropriate Source   Edit   
proc addOverloadableSymAt(c: PContext; scope: PScope; fn: PSym) {.
    ...raises: [Exception, ValueError, KeyError, IOError, ERecoverableError], tags: [
    RootEffect, ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}
adds an symbol to the given scope, will check for and raise errors if it's a redefinition as opposed to an overload. Source   Edit   
proc addPrelimDecl(c: PContext; sym: PSym) {....raises: [], tags: [], forbids: [].}
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proc addUniqueSym(scope: PScope; s: PSym): PSym {....raises: [], tags: [],
    forbids: [].}
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proc closeScope(c: PContext) {....raises: [Exception], tags: [RootEffect],
                               forbids: [].}
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proc closeShadowScope(c: PContext) {....raises: [], tags: [], forbids: [].}
closes the shadow scope, but doesn't merge any of the symbols Does not check for unused symbols or missing forward decls since a macro or template consumes this AST Source   Edit   
proc cmpScopes(ctx: PContext; s: PSym): int {....raises: [], tags: [], forbids: [].}
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proc considerQuotedIdent(c: PContext; n: PNode; origin: PNode = nil): PIdent {.
    ...raises: [Exception, KeyError, ValueError, IOError, ERecoverableError], tags: [
    RootEffect, ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}
Retrieve a PIdent from a PNode, taking into account accent nodes. origin can be nil. If it is not nil, it is used for a better error message. Source   Edit   
proc debugScopes(c: PContext; limit = 0; max = int.high) {....deprecated,
    raises: [], tags: [], forbids: [].}
Deprecated
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proc errorSym(c: PContext; ident: PIdent; info: TLineInfo): PSym {....raises: [],
    tags: [], forbids: [].}
creates an error symbol to avoid cascading errors (for IDE support) Source   Edit   
proc errorSym(c: PContext; n: PNode): PSym {.
    ...raises: [Exception, KeyError, ValueError, IOError, ERecoverableError], tags: [
    RootEffect, ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}
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proc errorUndeclaredIdentifier(c: PContext; info: TLineInfo; name: string;
                               extra = "") {.
    ...raises: [Exception, ValueError, KeyError, IOError, ERecoverableError], tags: [
    RootEffect, ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}
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proc errorUndeclaredIdentifierHint(c: PContext; ident: PIdent; info: TLineInfo): PSym {.
    ...raises: [KeyError, Exception, ValueError, IOError, ERecoverableError], tags: [
    ReadDirEffect, RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}
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proc errorUseQualifier(c: PContext; info: TLineInfo; candidates: seq[PSym];
                       prefix = "use one of") {.
    ...raises: [ValueError, Exception, KeyError, IOError, ERecoverableError], tags: [
    RootEffect, ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}
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proc errorUseQualifier(c: PContext; info: TLineInfo; choices: PNode) {.
    ...raises: [ValueError, Exception, KeyError, IOError, ERecoverableError], tags: [
    RootEffect, ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}
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proc errorUseQualifier(c: PContext; info: TLineInfo; s: PSym) {.
    ...raises: [KeyError, Exception, ValueError, IOError, ERecoverableError], tags: [
    ReadDirEffect, RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}
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proc getSymRepr(conf: ConfigRef; s: PSym; getDeclarationPath = true): string {.
    ...raises: [Exception, KeyError, ValueError],
    tags: [RootEffect, ReadDirEffect], forbids: [].}
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proc initOverloadIter(o: var TOverloadIter; c: PContext; n: PNode): PSym {.
    ...raises: [Exception, KeyError, ValueError, IOError, ERecoverableError], tags: [
    RootEffect, ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}
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proc isAmbiguous(c: PContext; s: PIdent; filter: TSymKinds; sym: var PSym): bool {.
    ...raises: [KeyError, Exception], tags: [ReadDirEffect, RootEffect],
    forbids: [].}
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proc isShadowScope(s: PScope): bool {.inline, ...raises: [], tags: [], forbids: [].}
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proc lastOverloadScope(o: TOverloadIter): int {....raises: [], tags: [],
    forbids: [].}
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proc localSearchInScope(c: PContext; s: PIdent): PSym {....raises: [], tags: [],
    forbids: [].}
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proc lookUp(c: PContext; n: PNode): PSym {.
    ...raises: [KeyError, Exception, ValueError, IOError, ERecoverableError], tags: [
    ReadDirEffect, RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}
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proc lookUpCandidates(c: PContext; ident: PIdent; filter: set[TSymKind]): seq[
    PSym] {....raises: [KeyError, Exception], tags: [ReadDirEffect, RootEffect],
            forbids: [].}
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proc mergeShadowScope(c: PContext) {....raises: [Exception, ValueError, KeyError,
    IOError, ERecoverableError], tags: [RootEffect, ReadDirEffect,
                                        WriteIOEffect, ReadIOEffect,
                                        ReadEnvEffect], forbids: [].}

close the existing scope and merge in all defined symbols, this will also trigger any export related code if this is into a non-shadow scope.

Merges: shadow -> shadow: add symbols to the parent but check for redefinitions etc shadow -> non-shadow: the above, but also handle exports and all that

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proc nextOverloadIter(o: var TOverloadIter; c: PContext; n: PNode): PSym {.
    ...raises: [KeyError, Exception], tags: [ReadDirEffect, RootEffect],
    forbids: [].}
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proc openScope(c: PContext): PScope {.discardable, ...raises: [], tags: [],
                                      forbids: [].}
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proc openShadowScope(c: PContext) {....raises: [], tags: [], forbids: [].}
opens a shadow scope, just like any other scope except the depth is the same as the parent -- see isShadowScope. Source   Edit   
proc pickSym(c: PContext; n: PNode; kinds: set[TSymKind]; flags: TSymFlags = {}): PSym {.
    ...raises: [Exception, KeyError, ValueError, IOError, ERecoverableError], tags: [
    RootEffect, ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}
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proc qualifiedLookUp(c: PContext; n: PNode; flags: set[TLookupFlag]): PSym {.
    ...raises: [Exception, KeyError, ValueError, IOError, ERecoverableError], tags: [
    RootEffect, ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}
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proc rawCloseScope(c: PContext) {....raises: [], tags: [], forbids: [].}
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proc searchInScopes(c: PContext; s: PIdent; ambiguous: var bool): PSym {.
    ...raises: [KeyError, Exception], tags: [ReadDirEffect, RootEffect],
    forbids: [].}
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proc searchInScopesAllCandidatesFilterBy(c: PContext; s: PIdent;
    filter: TSymKinds): seq[PSym] {....raises: [KeyError, Exception],
                                    tags: [ReadDirEffect, RootEffect],
                                    forbids: [].}
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proc searchInScopesFilterBy(c: PContext; s: PIdent; filter: TSymKinds): seq[PSym] {.
    ...raises: [KeyError, Exception], tags: [ReadDirEffect, RootEffect],
    forbids: [].}
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proc someSymFromImportTable(c: PContext; name: PIdent; ambiguous: var bool): PSym {.
    ...raises: [KeyError, Exception], tags: [ReadDirEffect, RootEffect],
    forbids: [].}
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proc wrongRedefinition(c: PContext; info: TLineInfo; s: string;
                       conflictsWith: TLineInfo; note = errGenerated) {.
    ...raises: [Exception, ValueError, KeyError, IOError, ERecoverableError], tags: [
    RootEffect, ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}
Emit a redefinition error if in non-interactive mode Source   Edit  

Iterators

iterator allScopes(scope: PScope): PScope {....raises: [], tags: [], forbids: [].}
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iterator allSyms(c: PContext): (PSym, int, bool) {.
    ...raises: [KeyError, Exception], tags: [ReadDirEffect, RootEffect],
    forbids: [].}
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iterator importedItems(c: PContext; name: PIdent): PSym {.
    ...raises: [KeyError, Exception], tags: [ReadDirEffect, RootEffect],
    forbids: [].}
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iterator localScopesFrom(c: PContext; scope: PScope): PScope {....raises: [],
    tags: [], forbids: [].}
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iterator uniqueSyms(c: PContext): (PSym, int, bool) {.
    ...raises: [KeyError, Exception], tags: [ReadDirEffect, RootEffect],
    forbids: [].}
Like allSyms except only returns unique symbols (Uniqueness determined by line + name) Source   Edit  

Templates

template addSym(scope: PScope; s: PSym)
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Made with Nim. Generated: 2024-04-18 20:07:38 UTC