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Versions in this module

v0

v0.5.1

May 14, 2021

Changes in this version

+ const LeafPrecedence

type Arg

+ func (a Arg) Precedence() int

type Assn

+ func (a Assn) Precedence() int

+ type BinOp struct

+ Lhs Expr

+ Op Op

+ Rhs Expr

+ func (b BinOp) Eval(c *Context) Val

+ func (b BinOp) Precedence() int

+ func (b BinOp) String() string

type Block

+ func (b Block) Precedence() int

type Call

+ func (ca Call) Precedence() int

type Context

+ func (c *Context) FuncNames() Set

type Expr

+ Precedence func() int

type IfElse

+ func (e IfElse) Precedence() int

type Index

+ func (i Index) Precedence() int

type Lambda

+ func (l Lambda) Precedence() int

+ type Op int

+ const AndOp

+ const ConcatOp

+ const EqualsOp

+ const NotEqualsOp

+ const OrOp

+ func (o Op) String() string

type Program

+ func (p Program) Precedence() int

+ type Set map[string]struct

+ func DefinedVars(e Expr) Set

+ func EmptySet() Set

+ func SetFrom(els ...string) Set

+ func UsedBeforeDefVars(e Expr, funcNames Set) Set

+ func (s Set) Add(els ...string)

+ func (s Set) Contains(v string) bool

+ func (s Set) Copy() Set

+ func (s Set) Equals(s2 Set) bool

+ func (s Set) Except(s2 Set) Set

+ func (s Set) ExceptCopy(s2 Set) Set

+ func (s Set) Intersect(s2 Set) Set

+ func (s Set) IntersectCopy(s2 Set) Set

+ func (s Set) String() string

+ func (s Set) Union(s2 Set) Set

+ func (s Set) UnionCopy(s2 Set) Set

type Val

+ func (v Val) Precedence() int

type Var

+ func (v Var) Precedence() int

type While

+ func (e While) Precedence() int

v0.5.0

May 14, 2021

Changes in this version

+ func BoolOf(v Val) bool

+ func CheckSize(m map[Var]Val) (total int64)

+ func FreeVars(e Expr) map[string]struct

+ func HasSideEffects(e Expr) bool

+ func UsedVars(b Block) map[string]struct

type Expr

+ func NewLambda(ps, b Attrib) (Expr, error)

+ type Lambda struct

+ Code Block

+ Params []string

+ func (l Lambda) Call(c *Context, args []Val) Val

+ func (l Lambda) Eval(c *Context) Val

+ func (l Lambda) String() string

v0.4.0

Apr 14, 2021

Changes in this version

type Program

+ func EmptyProgram() Program

v0.3.2

Dec 27, 2020

Changes in this version

+ const GoStackframeEstimate

type Context

+ func (c *Context) SetMaxStackSize(sz int64)

v0.3.1

Dec 26, 2020

v0.3.0

Dec 26, 2020

Changes in this version

+ const SigExternalExit

+ const SigOutOfMemory

type Context

+ func (c *Context) GetExitChannel() chan int

v0.2.0

Dec 26, 2020

Changes in this version

+ func FuncParamsPrepend(p, ps Attrib) ([]string, error)

+ type Block []Expr

+ func (b Block) Eval(c Context) Val

+ func (b Block) String() string

+ type CallArgs []Expr

+ func CallArgsPrepend(e, a Attrib) (CallArgs, error)

+ func NewCallArgs() (CallArgs, error)

type Context

+ UserFunctionMap map[string]FuncDecl

type Expr

+ func BlockPrepend(e, b Attrib) (Expr, error)

+ func NewBlock() (Expr, error)

+ func NewProgram(f, b Attrib) (Expr, error)

+ type FuncDecl struct

+ Code Block

+ Identifier string

+ Params []string

+ func FuncDeclsAppend(f, fs Attrib) ([]FuncDecl, error)

+ func NewFuncDecl(i, p, b Attrib) (FuncDecl, error)

+ func (f FuncDecl) Call(c Context, args []Val) Val

+ func (f FuncDecl) String() string

+ type Program struct

+ Code Block

+ Funcs []FuncDecl

+ func (p Program) Eval(c Context) Val

+ func (p Program) String() string

v0.1.0

Dec 24, 2020

Changes in this version

+ const False

+ type And struct

+ A Expr

+ B Expr

+ func (a And) Eval(c Context) Val

+ func (a And) String() string

+ type Arg int

+ func (a Arg) Eval(c Context) Val

+ func (a Arg) String() string

+ type Assn struct

+ E Expr

+ V Var

+ func (a Assn) Eval(c Context) Val

+ func (a Assn) String() string

+ type Attrib interface

+ type Call struct

+ Args []Expr

+ Fn Var

+ func (ca Call) Eval(c Context) Val

+ func (ca Call) String() string

+ type Concat struct

+ A Expr

+ B Expr

+ func (cc Concat) Eval(c Context) Val

+ func (cc Concat) String() string

+ type Context struct

+ Args []string

+ FunctionMap map[string]func([]string) string

+ MaxStackSize int64

+ MaxWhileIter int

+ VariableMap map[Var]Val

+ func NewContext(args []string, funcs map[string]func([]string) string) Context

+ type Equals struct

+ A Expr

+ B Expr

+ func (e Equals) Eval(c Context) Val

+ func (e Equals) String() string

+ type Expr interface

+ Eval func(Context) Val

+ String func() string

+ func ExprSeqAppend(s, e Attrib) (Expr, error)

+ func NewAnd(a, b Attrib) (Expr, error)

+ func NewArg(i Attrib) (Expr, error)

+ func NewAssn(v, e Attrib) (Expr, error)

+ func NewCall(f, as Attrib) (Expr, error)

+ func NewConcat(a, b Attrib) (Expr, error)

+ func NewEquals(a, b Attrib) (Expr, error)

+ func NewExprSeq() (Expr, error)

+ func NewIfElse(c, t, e Attrib) (Expr, error)

+ func NewIndex(s, i Attrib) (Expr, error)

+ func NewIndexInt(s, i Attrib) (Expr, error)

+ func NewNotEquals(a, b Attrib) (Expr, error)

+ func NewOr(a, b Attrib) (Expr, error)

+ func NewVal(a Attrib) (Expr, error)

+ func NewVar(a Attrib) (Expr, error)

+ func NewWhile(c, b Attrib) (Expr, error)

+ type ExprSeq []Expr

+ func (es ExprSeq) Eval(c Context) Val

+ func (es ExprSeq) String() string

+ type IfElse struct

+ Cond Expr

+ Else Expr

+ Then Expr

+ func (e IfElse) Eval(c Context) Val

+ func (e IfElse) String() string

+ type Index struct

+ I Expr

+ Source Expr

+ func (i Index) Eval(c Context) Val

+ func (i Index) String() string

+ type NotEquals struct

+ A Expr

+ B Expr

+ func (e NotEquals) Eval(c Context) Val

+ func (e NotEquals) String() string

+ type Or struct

+ A Expr

+ B Expr

+ func (o Or) Eval(c Context) Val

+ func (o Or) String() string

+ type Val string

+ func (v Val) Eval(c Context) Val

+ func (v Val) String() string

+ type Var string

+ func (v Var) Eval(c Context) Val

+ func (v Var) String() string

+ type While struct

+ Body Expr

+ Cond Expr

+ func (e While) Eval(c Context) Val

+ func (e While) String() string

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