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Versions in this module

v0

v0.0.12

Sep 24, 2025

Changes in this version

type Entry

+ BreadthSearch func(ctx gocontext.Context, path *sdcpb.Path) ([]Entry, error)

+ GetSdcpbPath func() *sdcpb.Path

type ProgBuilder

+ func (progBldr *ProgBuilder) Count()

v0.0.11

Apr 29, 2025

v0.0.10

Nov 27, 2024

v0.0.9

Sep 25, 2024

Changes in this version

type ProgBuilder

+ func (progBldr *ProgBuilder) Deref()

v0.0.8

Sep 23, 2024

Changes in this version

+ func TypeIsDatumSlice(d Datum) (bool, string)

type Datum

+ func NewDatumSliceDatum(ds []Datum) Datum

+ DatumSlice func(context string) []Datum

type PathStack

+ func (p *PathStack) NewPathFromActual()

+ type PredicatePathElemStack struct

+ func (p *PredicatePathElemStack) AddEmptyMap()

+ func (p *PredicatePathElemStack) PopMap() map[string]string

+ func (p *PredicatePathElemStack) TopSet(key string, value string)

type ProgBuilder

+ func (progBldr *ProgBuilder) CodePathSetCurrent()

+ func (progBldr *ProgBuilder) EvalLocPathInternal(ctx *context)

+ func (progBldr *ProgBuilder) PredicatesEnd()

+ func (progBldr *ProgBuilder) PredicatesStart()

+ func (progBldr *ProgBuilder) Text()

v0.0.7

Sep 17, 2024

Changes in this version

type Entry

+ FollowLeafRef func() (lrefentry Entry, err error)

+ GetPath func() []string

type PathStack

+ func (p *PathStack) PeakPath() []string

+ func (p *PathStack) PushPath(path []string)

v0.0.6

Sep 2, 2024

Changes in this version

+ type Entry interface

+ Copy func() Entry

+ GetValue func() (Datum, error)

+ Navigate func(path []string) (Entry, error)

+ type PathStack struct

+ func (p *PathStack) NewPathFromCurrent()

+ func (p *PathStack) PopElem() string

+ func (p *PathStack) PopPath() []string

+ func (p *PathStack) PushElem(s string)

v0.0.5

Feb 13, 2024

v0.0.4

Feb 7, 2024

Changes in this version

+ func CheckAllFunctionsWereTested() error

+ func GetProgListing(prog Prog, level int) string

+ func GetSubExpr(expr string, preds int) (retStr string)

+ func NewCtxFromCurrent(goctx gocontext.Context, mach *Machine, pe []*sdcpb.PathElem, ...) *context

+ func NewCtxFromMach(mach *Machine, ctxNode xutils.XpathNode) *context

+ func RegisterCustomFunctions(customFunctionInfoTbl []CustomFunctionInfo)

+ func SetDebugLogger(logger *log.Logger)

+ func TypeIsBool(d Datum) (bool, string)

+ func TypeIsLiteral(d Datum) (bool, string)

+ func TypeIsNodeset(d Datum) (bool, string)

+ func TypeIsNumber(d Datum) (bool, string)

+ func TypeIsObject(d Datum) (bool, string)

+ type CommonLex struct

+ func NewCommonLex(line []byte, progBldr *ProgBuilder, mapFn PfxMapFn) CommonLex

+ func (lexer *CommonLex) AllowCustomFns() *CommonLex

+ func (lexer *CommonLex) CreateProgram(expr string) (prog []Inst, err error)

+ func (lexer *CommonLex) GetError() error

+ func (lexer *CommonLex) GetLine() []byte

+ func (lexer *CommonLex) GetMapFn() PfxMapFn

+ func (lexer *CommonLex) GetProgBldr() *ProgBuilder

+ func (lexer *CommonLex) Parse()

+ func (lexer *CommonLex) SetError(err error)

+ func (lexer *CommonLex) SetUserFnChecker(userFnChecker UserCustomFunctionCheckerFn)

+ func (x *CommonLex) ConstructToken(c rune, tokenMatcher tokenMatcherFn, tokenName string) bytes.Buffer

+ func (x *CommonLex) Error(s string)

+ func (x *CommonLex) IsNameChar(c rune) bool

+ func (x *CommonLex) IsNameStartChar(c rune) bool

+ func (x *CommonLex) LexAsterisk() (int, TokVal)

+ func (x *CommonLex) LexColon() (int, TokVal)

+ func (x *CommonLex) LexDot(c rune) (int, TokVal)

+ func (x *CommonLex) LexLiteral(quote rune) (int, TokVal)

+ func (x *CommonLex) LexName(c rune) (int, TokVal)

+ func (x *CommonLex) LexNum(c rune) (int, TokVal)

+ func (x *CommonLex) LexPunctuation(c rune) (int, TokVal)

+ func (x *CommonLex) LexRelationalOperator(c rune) (int, TokVal)

+ func (x *CommonLex) LexSlash() (int, TokVal)

+ func (x *CommonLex) Next() rune

+ func (x *CommonLex) NextNonWhitespace() rune

+ func (x *CommonLex) NextNonWhitespaceStringIs(expr string) bool

+ func (x *CommonLex) SaveTokenType(tokenType int)

+ type CustomFn func([]Datum) Datum

+ type CustomFunctionInfo struct

+ Args []DatumTypeChecker

+ DefaultRetVal Datum

+ FnPtr CustomFn

+ Name string

+ RetType DatumTypeChecker

+ type Datum interface

+ Boolean func(context string) bool

+ Literal func(context string) string

+ Nodeset func(context string) []xutils.XpathNode

+ Number func(context string) float64

+ func NewBoolDatum(boolVal bool) Datum

+ func NewInvalidDatum() Datum

+ func NewLiteralDatum(lit string) Datum

+ func NewNodesetDatum(nodes []xutils.XpathNode) Datum

+ func NewNumDatum(val float64) Datum

+ type DatumTypeChecker func(d Datum) (bool, string)

+ type Inst struct

+ func (i Inst) String() string

+ type Machine struct

+ func NewMachine(expr string, prog []Inst, name string) *Machine

+ func NewMachineWithLocation(expr, location string, prog []Inst, name string) *Machine

+ func (mach *Machine) AllowedValues(ctxNode xutils.XpathNode, debug bool) ([]string, error)

+ func (mach *Machine) GetExpr() string

+ func (mach *Machine) GetLocation() string

+ func (mach *Machine) PrintMachine() string

+ type MustValidationClient interface

+ GetSchema func(ctx gocontext.Context, path *sdcpb.Path) (*sdcpb.GetSchemaResponse, error)

+ GetValue func(ctx gocontext.Context, candidateName string, path *sdcpb.Path) (*sdcpb.TypedValue, error)

+ type Path struct

+ Elems []*PathElem

+ func (p *Path) Pop() *PathElem

+ func (p *Path) PopAll()

+ func (p *Path) Push(pe *PathElem)

+ func (p *Path) String() string

+ type PathElem struct

+ Key map[string]string

+ Name string

+ func (pe *PathElem) String() string

+ type PathElemStack struct

+ func (ps *PathElemStack) Get() []*sdcpb.PathElem

+ func (ps *PathElemStack) Len() int

+ func (ps *PathElemStack) Pop() []*sdcpb.PathElem

+ func (ps *PathElemStack) Push(p []*sdcpb.PathElem)

+ type PfxMapFn func(prefix string) (namespace string, err error)

+ type Prog []Inst

+ type ProgBuilder struct

+ func NewProgBuilder(refExpr string) *ProgBuilder

+ func (progBldr *ProgBuilder) Add(ctx *context)

+ func (progBldr *ProgBuilder) And(ctx *context)

+ func (progBldr *ProgBuilder) CodeBltin(sym *Symbol, numArgs int)

+ func (progBldr *ProgBuilder) CodeEvalLocPathExists()

+ func (progBldr *ProgBuilder) CodeFn(fn instFunc, fnName string)

+ func (progBldr *ProgBuilder) CodeLiteral(lit string)

+ func (progBldr *ProgBuilder) CodeNameTest(name xml.Name)

+ func (progBldr *ProgBuilder) CodeNum(num float64)

+ func (progBldr *ProgBuilder) CodePathOper(elem int)

+ func (progBldr *ProgBuilder) CodePredEnd()

+ func (progBldr *ProgBuilder) CodePredEndIgnore()

+ func (progBldr *ProgBuilder) CodePredStart()

+ func (progBldr *ProgBuilder) CodePredStartIgnore()

+ func (progBldr *ProgBuilder) CodeSubMachine(fn instFunc, fnName, subMachine string)

+ func (progBldr *ProgBuilder) CurrentFix()

+ func (progBldr *ProgBuilder) Div(ctx *context)

+ func (progBldr *ProgBuilder) Eq(ctx *context)

+ func (progBldr *ProgBuilder) EvalLocPath(ctx *context)

+ func (progBldr *ProgBuilder) EvalLocPathExists(ctx *context)

+ func (progBldr *ProgBuilder) FilterExprEnd(ctx *context)

+ func (progBldr *ProgBuilder) Ge(ctx *context)

+ func (progBldr *ProgBuilder) GetMainProg() (prog Prog, err error)

+ func (progBldr *ProgBuilder) Gt(ctx *context)

+ func (progBldr *ProgBuilder) LRefEquals(ctx *context)

+ func (progBldr *ProgBuilder) LRefPredEnd(ctx *context)

+ func (progBldr *ProgBuilder) Le(ctx *context)

+ func (progBldr *ProgBuilder) Lt(ctx *context)

+ func (progBldr *ProgBuilder) Mod(ctx *context)

+ func (progBldr *ProgBuilder) Mul(ctx *context)

+ func (progBldr *ProgBuilder) Ne(ctx *context)

+ func (progBldr *ProgBuilder) Negate(ctx *context)

+ func (progBldr *ProgBuilder) NewPathStackFromActual() instFunc

+ func (progBldr *ProgBuilder) Or(ctx *context)

+ func (progBldr *ProgBuilder) PushBool(b bool)

+ func (progBldr *ProgBuilder) PushNotFound()

+ func (progBldr *ProgBuilder) Store(ctx *context)

+ func (progBldr *ProgBuilder) StorePathEval(ctx *context)

+ func (progBldr *ProgBuilder) Sub(ctx *context)

+ func (progBldr *ProgBuilder) Union(ctx *context)

+ func (progBldr *ProgBuilder) UnsupportedName(tokenType int, token string)

+ type ProgStack []Prog

+ func (ps *ProgStack) Pop() Prog

+ func (ps *ProgStack) Push(p Prog)

+ func (ps *ProgStack) Update(i Inst)

+ func (ps ProgStack) Count() int

+ func (ps ProgStack) Peek() Prog

+ type Result struct

+ func NewResult() *Result

+ func (res *Result) GetBoolResult() (bool, error)

+ func (res *Result) GetDebugOutput() string

+ func (res *Result) GetError() error

+ func (res *Result) GetLiteralResult() (string, error)

+ func (res *Result) GetNodeSetResult() ([]xutils.XpathNode, error)

+ func (res *Result) GetNonWarnings() []xutils.Warning

+ func (res *Result) GetNumResult() (float64, error)

+ func (res *Result) GetWarnings() []xutils.Warning

+ func (res *Result) IsNumber() bool

+ func (res *Result) PrintResult() string

+ type Symbol struct

+ func LookupXpathFunction(name string, customFnsAllowed bool, userFnCheckFn UserCustomFunctionCheckerFn) (*Symbol, bool)

+ func NewCustomFnSym(name string, fn CustomFn, argTypeCheckers []DatumTypeChecker, ...) *Symbol

+ func NewDummyFnSym(name string) *Symbol

+ func NewFnSym(name string, fn bltinFn, argTypeCheckers []DatumTypeChecker, ...) *Symbol

+ func (sym *Symbol) GetName() string

+ type TokVal interface

+ func LexCommon(x XpathLexer) (tokType int, tokVal TokVal)

+ type UserCustomFunctionCheckerFn func(name string) (*Symbol, bool)

+ type XpathLexer interface

+ GetError func() error

+ GetLine func() []byte

+ GetProgBldr func() *ProgBuilder

+ IsNameChar func(c rune) bool

+ IsNameStartChar func(c rune) bool

+ LexAsterisk func() (int, TokVal)

+ LexColon func() (int, TokVal)

+ LexDot func(c rune) (int, TokVal)

+ LexLiteral func(quote rune) (int, TokVal)

+ LexName func(c rune) (int, TokVal)

+ LexNum func(c rune) (int, TokVal)

+ LexPunctuation func(c rune) (int, TokVal)

+ LexRelationalOperator func(c rune) (int, TokVal)

+ LexSlash func() (int, TokVal)

+ MapTokenValToCommon func(tokenType int) int

+ Next func() rune

+ Parse func()

+ SaveTokenType func(tokenType int)

+ SetError func(err error)

+ type XpathPlugin interface

+ Lookup func(name string) (plugin.Symbol, error)

+ Name func() string

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