How to use LineNumber method of types Package

Best Ginkgo code snippet using types.LineNumber

operations.go

Source:operations.go

...8	if err != nil {9		return "", nil, err10	}11	if len(rts) != 1 {12		return "", nil, msg(o.LineNumber, o.Column, "'make' operation has improper second operand.")13	}14	if !isType(rts[0], BuiltinType{"I", nil}, true) {15		return "", nil, msg(o.LineNumber, o.Column, "'make' operation requires at least two operands.")16	}17	if len(o.MakeType.Params) != 1 {18		return "", nil, msg(o.LineNumber, o.Column, "'make' operation requires a slice or list type")19	}20	dt, err := getDataType(o.MakeType.Params[0], pkg)21	if err != nil {22		return "", nil, err23	}24	typeStr, err := compileType(dt, pkg)25	if err != nil {26		return "", nil, err27	}28	switch o.MakeType.Type {29	case "S":30		code := "(make([]" + typeStr + "," + numStr + "))"31		return code, []DataType{BuiltinType{"S", []DataType{dt}}}, nil32	case "L":33		code := "(func () *_std.List {\n"34		code += "var _list _std.List = make([]interface{}, " + numStr + ")\n"35		code += `return &_list36		})()`37		return code, []DataType{BuiltinType{"S", []DataType{dt}}}, nil38	default:39		return "", nil, msg(o.LineNumber, o.Column, "'make' operation requires a slice or list type")40	}41}42func compileOperation(o Operation, pkg *Package, locals map[string]Variable) (string, []DataType, error) {43	if o.Operator == "make" {44		return compileMakeOp(o, pkg, locals)45	}46	operandCode := make([]string, len(o.Operands))47	operandTypes := make([]DataType, len(o.Operands))48	for i, expr := range o.Operands {49		if i == 1 {50			if o.Operator == "get" {51				switch st := operandTypes[0].(type) {52				case Struct:53					switch token := expr.(type) {54					case Token:55						if token.Type == IdentifierWord {56							returnType, err := st.getMemberType(token.Content)57							if err != nil {58								return "", nil, err59							}60							return operandCode[0] + "." + strings.Title(token.Content),61								[]DataType{returnType}, nil62						}63					}64				}65			} else if o.Operator == "set" {66				if len(o.Operands) != 3 {67					return "", nil, msg(o.LineNumber, o.Column, "'set' operation requires 3 operands")68				}69				switch st := operandTypes[0].(type) {70				case Struct:71					switch token := expr.(type) {72					case Token:73						if token.Type == IdentifierWord {74							returnType, err := st.getMemberType(token.Content)75							if err != nil {76								return "", nil, err77							}78							val, valTypes, err := compileExpression(o.Operands[2], pkg, locals)79							if err != nil {80								return "", nil, err81							}82							if len(valTypes) != 1 {83								return "", nil, msg(o.LineNumber, o.Column, "'set' operation value expression should return just one value")84							}85							if !isType(valTypes[0], returnType, false) {86								return "", nil, msg(o.LineNumber, o.Column, "'set' operation value expression has wrong type for the target struct field")87							}88							rt, err := compileType(returnType, pkg)89							if err != nil {90								return "", nil, err91							}92							return "(func () " + rt + " { _t := " + val + "; " + operandCode[0] +93									"." + strings.Title(token.Content) + " = _t; return _t }())",94								[]DataType{returnType}, nil95						}96					}97				}98			}99		}100		c, returnTypes, err := compileExpression(expr, pkg, locals)101		if err != nil {102			return "", nil, err103		}104		if len(returnTypes) != 1 {105			return "", nil, msg(o.LineNumber, o.Column, "operand expression returns more than one value.")106		}107		operandCode[i] = c108		operandTypes[i] = returnTypes[0]109	}110	code := "("111	var returnType DataType112	switch o.Operator {113	case "add":114		if len(o.Operands) < 2 {115			return "", nil, msg(o.LineNumber, o.Column, "'add' operations requires at least two operands.")116		}117		t := operandTypes[0]118		if !isNumber(t) {119			return "", nil, msg(o.LineNumber, o.Column, "'add' operation has non-number operand")120		}121		for i := range o.Operands {122			if !isType(operandTypes[i], t, true) {123				return "", nil, msg(o.LineNumber, o.Column, "'add' operation has operand whose type differs from the others")124			}125			code += operandCode[i]126			if i < len(o.Operands)-1 {127				code += " + "128			}129		}130		returnType = t131	case "sub":132		if len(o.Operands) < 2 {133			return "", nil, msg(o.LineNumber, o.Column, "'sub' operation requires at least two operands")134		}135		t := operandTypes[0]136		if !isNumber(t) {137			return "", nil, msg(o.LineNumber, o.Column, "'sub' operation has non-number operand")138		}139		for i := range o.Operands {140			if !isType(operandTypes[i], t, true) {141				return "", nil, msg(o.LineNumber, o.Column, "'sub' operation has operand whose type differs from the others")142			}143			code += operandCode[i]144			if i < len(o.Operands)-1 {145				code += " - "146			}147		}148		returnType = t149	case "mul":150		if len(o.Operands) < 2 {151			return "", nil, msg(o.LineNumber, o.Column, "mul operation requires at least two operands")152		}153		t := operandTypes[0]154		if !isNumber(t) {155			return "", nil, msg(o.LineNumber, o.Column, "mul operation has non-number operand")156		}157		for i := range o.Operands {158			if !isType(operandTypes[i], t, true) {159				return "", nil, msg(o.LineNumber, o.Column, "mul operation has non-number operand")160			}161			code += operandCode[i]162			if i < len(o.Operands)-1 {163				code += " * "164			}165		}166		returnType = t167	case "div":168		if len(o.Operands) < 2 {169			return "", nil, msg(o.LineNumber, o.Column, "div operation requires at least two operands")170		}171		t := operandTypes[0]172		if !isNumber(t) {173			return "", nil, msg(o.LineNumber, o.Column, "div operation has non-number operand")174		}175		for i := range o.Operands {176			if !isType(operandTypes[i], t, true) {177				return "", nil, msg(o.LineNumber, o.Column, "div operation has non-number operand")178			}179			code += operandCode[i]180			if i < len(o.Operands)-1 {181				code += " / "182			}183		}184		returnType = t185	case "inc":186		if len(o.Operands) != 1 {187			return "", nil, msg(o.LineNumber, o.Column, "inc operation requires one operand.")188		}189		t := operandTypes[0]190		if !isNumber(t) {191			return "", nil, msg(o.LineNumber, o.Column, "inc operation has non-number operand")192		}193		code += operandCode[0] + " + 1"194		returnType = t195	case "dec":196		if len(o.Operands) != 1 {197			return "", nil, msg(o.LineNumber, o.Column, "dec operation requires one operand.")198		}199		t := operandTypes[0]200		if !isNumber(t) {201			return "", nil, msg(o.LineNumber, o.Column, "dec operation has non-number operand")202		}203		code += operandCode[0] + " - 1"204		returnType = t205	case "mod":206		if len(o.Operands) != 2 {207			return "", nil, msg(o.LineNumber, o.Column, "mod operation requires two operands")208		}209		t := operandTypes[0]210		if !isNumber(t) {211			return "", nil, msg(o.LineNumber, o.Column, "mod operation has non-number operand")212		}213		for i := range o.Operands {214			if !isType(operandTypes[i], t, true) {215				return "", nil, msg(o.LineNumber, o.Column, "mod operation has non-number operand")216			}217			code += "int64(" + operandCode[i] + ")"218			if i < len(o.Operands)-1 {219				code += " % "220			}221		}222		returnType = t223	case "eq":224		if len(o.Operands) < 2 {225			return "", nil, msg(o.LineNumber, o.Column, "eq operation requires at least two operands")226		}227		returnType = BuiltinType{"Bool", nil}228		for i := 0; i < len(o.Operands)-1; i++ {229			if !isType(operandTypes[i], operandTypes[0], true) ||230				!isType(operandTypes[i+1], operandTypes[0], true) {231				return "", nil, msg(o.LineNumber, o.Column, "eq operation has mismatched operand types")232			}233			if i > 0 {234				code += " && "235			}236			code += operandCode[i] + " == " + operandCode[i+1]237		}238	case "neq":239		if len(o.Operands) < 2 {240			return "", nil, msg(o.LineNumber, o.Column, "neq operation requires at least two operands")241		}242		returnType = BuiltinType{"Bool", nil}243		for i := 0; i < len(o.Operands)-1; i++ {244			if !isType(operandTypes[i], operandTypes[0], true) ||245				!isType(operandTypes[i+1], operandTypes[0], true) {246				return "", nil, msg(o.LineNumber, o.Column, "neq operation has mismatched operand types")247			}248			if i > 0 {249				code += " && "250			}251			code += operandCode[i] + " != " + operandCode[i+1]252		}253	case "not":254		if len(o.Operands) != 1 {255			return "", nil, msg(o.LineNumber, o.Column, "not operation requires one operand")256		}257		returnType = BuiltinType{"Bool", nil}258		if !isType(operandTypes[0], returnType, true) {259			return "", nil, msg(o.LineNumber, o.Column, "not operation has a non-bool operand")260		}261		code += "!" + operandCode[0]262	case "lt":263		if len(o.Operands) < 2 {264			return "", nil, msg(o.LineNumber, o.Column, "lt operation requires at least two operands")265		}266		returnType = BuiltinType{"Bool", nil}267		t := operandTypes[0]268		if !isNumber(t) {269			return "", nil, msg(o.LineNumber, o.Column, "lt operation has non-number operand")270		}271		for i := 0; i < len(o.Operands)-1; i++ {272			if !isType(operandTypes[i], t, true) ||273				!isType(operandTypes[i+1], t, true) {274				return "", nil, msg(o.LineNumber, o.Column, "lt operation has non-number operand")275			}276			if i > 0 {277				code += " && "278			}279			code += operandCode[i] + " < " + operandCode[i+1]280		}281	case "gt":282		if len(o.Operands) < 2 {283			return "", nil, msg(o.LineNumber, o.Column, "gt operation requires at least two operands")284		}285		returnType = BuiltinType{"Bool", nil}286		t := operandTypes[0]287		if !isNumber(t) {288			return "", nil, msg(o.LineNumber, o.Column, "lt operation has non-number operand")289		}290		for i := 0; i < len(o.Operands)-1; i++ {291			if !isType(operandTypes[i], t, true) ||292				!isType(operandTypes[i+1], t, true) {293				return "", nil, msg(o.LineNumber, o.Column, "gt operation has non-number operand")294			}295			if i > 0 {296				code += " && "297			}298			code += operandCode[i] + " > " + operandCode[i+1]299		}300	case "lte":301		if len(o.Operands) < 2 {302			return "", nil, msg(o.LineNumber, o.Column, "lte operation requires at least two operands")303		}304		returnType = BuiltinType{"Bool", nil}305		t := operandTypes[0]306		if !isNumber(t) {307			return "", nil, msg(o.LineNumber, o.Column, "lt operation has non-number operand")308		}309		for i := 0; i < len(o.Operands)-1; i++ {310			if !isType(operandTypes[i], t, true) ||311				!isType(operandTypes[i+1], t, true) {312				return "", nil, msg(o.LineNumber, o.Column, "lte operation has non-number operand")313			}314			if i > 0 {315				code += " && "316			}317			code += operandCode[i] + " <= " + operandCode[i+1]318		}319	case "gte":320		if len(o.Operands) < 2 {321			return "", nil, msg(o.LineNumber, o.Column, "gte operation requires at least two operands")322		}323		returnType = BuiltinType{"Bool", nil}324		t := operandTypes[0]325		if !isNumber(t) {326			return "", nil, msg(o.LineNumber, o.Column, "lt operation has non-number operand")327		}328		for i := 0; i < len(o.Operands)-1; i++ {329			if !isType(operandTypes[i], t, true) ||330				!isType(operandTypes[i+1], t, true) {331				return "", nil, msg(o.LineNumber, o.Column, "gte operation has non-number operand")332			}333			if i > 0 {334				code += " && "335			}336			code += operandCode[i] + " >= " + operandCode[i+1]337		}338	case "get":339		if len(o.Operands) < 2 {340			return "", nil, msg(o.LineNumber, o.Column, "get operation has too few operands")341		}342		switch t := operandTypes[0].(type) {343		case BuiltinType:344			switch t.Name {345			case "M":346				returnType = t.Params[1]347				if !isType(operandTypes[1], t.Params[0], true) {348					return "", nil, msg(o.LineNumber, o.Column, "get operation on map has wrong type as second operand")349				}350				code += operandCode[0] + "[" + operandCode[1] + "]"351			case "L", "S":352				returnType = t.Params[0]353				dt, err := compileType(returnType, pkg)354				if err != nil {355					return "", nil, err356				}357				if !isNumber(operandTypes[1]) {358					return "", nil, msg(o.LineNumber, o.Column, "get operation on list or slice requires a number as second operand")359				}360				if t.Name == "L" {361					code += "(*"362				} else if t.Name == "S" {363					code += "("364				}365				code += operandCode[0] + ")[int64(" + operandCode[1] + ")]"366				if t.Name == "L" && o.Operator == "get" {367					code += ".(" + dt + ")"368				}369			default:370				return "", nil, msg(o.LineNumber, o.Column, "get operation requires a list or map as first operand.")371			}372		case ArrayType:373			returnType = t.Type374			if !isNumber(operandTypes[1]) {375				return "", nil, msg(o.LineNumber, o.Column, "get operation on an array requires a number as second operand")376			}377			code += operandCode[0] + "[int64(" + operandCode[1] + ")]"378		default:379			return "", nil, msg(o.LineNumber, o.Column, "get operation requires a list or map as first operand.")380		}381	case "set":382		if len(o.Operands) != 3 {383			return "", nil, msg(o.LineNumber, o.Column, "set operation requires three operands")384		}385		switch t := operandTypes[0].(type) {386		case BuiltinType:387			switch t.Name {388			case "M":389				if !isType(operandTypes[1], t.Params[0], true) {390					return "", nil, msg(o.LineNumber, o.Column, "set operation on map has wrong type as second operand")391				}392				if !isType(operandTypes[2], t.Params[1], false) {393					return "", nil, msg(o.LineNumber, o.Column, "set operation on map has wrong type as third operand")394				}395				code += "func () {" + operandCode[0] + "[" + operandCode[1] + "] = " + operandCode[2] + "}()"396			case "L":397				if !isNumber(operandTypes[1]) {398					return "", nil, msg(o.LineNumber, o.Column, "set operation requires a number as second operand")399				}400				if !isType(operandTypes[2], t.Params[0], false) {401					return "", nil, msg(o.LineNumber, o.Column, "set operation on list has wrong type as third operand")402				}403				code += operandCode[0] + ".Set(int64(" + operandCode[1] + "), " + operandCode[2] + ")"404			case "S":405				if !isNumber(operandTypes[1]) {406					return "", nil, msg(o.LineNumber, o.Column, "set operation requires a number as second operand")407				}408				if !isType(operandTypes[2], t.Params[0], false) {409					return "", nil, msg(o.LineNumber, o.Column, "set operation on list has wrong type as third operand")410				}411				code += "func () {" + operandCode[0] + "[" + operandCode[1] + "] = " + operandCode[2] + "}()"412			}413		case ArrayType:414			if !isNumber(operandTypes[1]) {415				return "", nil, msg(o.LineNumber, o.Column, "set operation requires a number as second operand")416			}417			if !isType(operandTypes[2], t.Type, false) {418				return "", nil, msg(o.LineNumber, o.Column, "set operation on list has wrong type as third operand")419			}420			code += "func () {" + operandCode[0] + "[" + operandCode[1] + "] = " + operandCode[2] + "}()"421		default:422			return "", nil, msg(o.LineNumber, o.Column, "set operation requires a list, map, slice, or array as first operand")423		}424		returnType = nil425	case "push":426		if len(o.Operands) != 2 {427			return "", nil, msg(o.LineNumber, o.Column, "push operation requires two operands")428		}429		switch t := operandTypes[0].(type) {430		case BuiltinType:431			if t.Name != "L" {432				return "", nil, msg(o.LineNumber, o.Column, "push operation's first operand must be a list.")433			}434			if !isType(operandTypes[1], t.Params[0], false) {435				return "", nil, msg(o.LineNumber, o.Column, "push operation's second operand is not valid for the list.")436			}437			code += operandCode[0] + ".Append(" + operandCode[1] + ")"438		default:439			return "", nil, msg(o.LineNumber, o.Column, "push operation requires first operand to be a list.")440		}441		returnType = nil442	case "append":443		if len(o.Operands) != 2 {444			return "", nil, msg(o.LineNumber, o.Column, "append operation requires two operands")445		}446		switch t := operandTypes[0].(type) {447		case BuiltinType:448			if t.Name != "S" {449				return "", nil, msg(o.LineNumber, o.Column, "append operation's first operand must be a slice.")450			}451			if !isType(operandTypes[1], t.Params[0], false) {452				return "", nil, msg(o.LineNumber, o.Column, "append operation's second operand is not valid for the slice.")453			}454			code += "append(" + operandCode[0] + ", " + operandCode[1] + ")"455		default:456			return "", nil, msg(o.LineNumber, o.Column, "append operation requires first operand to be a slice.")457		}458		returnType = operandTypes[0]459	case "slice":460		if len(o.Operands) != 3 {461			return "", nil, msg(o.LineNumber, o.Column, "'slice' operation requires three operands")462		}463		if !isNumber(operandTypes[1]) || !isNumber(operandTypes[2]) {464			return "", nil, msg(o.LineNumber, o.Column, "'slice' operation's second and third operands must be numbers.")465		}466		switch t := operandTypes[0].(type) {467		case BuiltinType:468			switch t.Name {469			case "Str":470				returnType = BuiltinType{"S", []DataType{BuiltinType{"Str", nil}}}471			case "S":472				returnType = operandTypes[0]473			default:474				return "", nil, msg(o.LineNumber, o.Column, "'slice' operation's first operand must be a slice or string.")475			}476		case ArrayType:477			returnType = BuiltinType{"S", []DataType{t.Type}}478		default:479			return "", nil, msg(o.LineNumber, o.Column, "'slice' operation requires first operand to be a slice.")480		}481		code += operandCode[0] + "[int64(" + operandCode[1] + "):int64(" + operandCode[2] + ")]"482	case "or":483		if len(o.Operands) < 2 {484			return "", nil, msg(o.LineNumber, o.Column, "or operation requires at least two operands")485		}486		returnType = BuiltinType{"Bool", nil}487		for i := range o.Operands {488			if !isType(operandTypes[i], returnType, true) {489				return "", nil, msg(o.LineNumber, o.Column, "or operation has non-boolean operand")490			}491			code += operandCode[i]492			if i < len(o.Operands)-1 {493				code += " || "494			}495		}496	case "and":497		if len(o.Operands) < 2 {498			return "", nil, msg(o.LineNumber, o.Column, "and operation requires at least two operands")499		}500		returnType = BuiltinType{"Bool", nil}501		for i := range o.Operands {502			if !isType(operandTypes[i], returnType, true) {503				return "", nil, msg(o.LineNumber, o.Column, "and operation has non-boolean operand")504			}505			code += operandCode[i]506			if i < len(o.Operands)-1 {507				code += " && "508			}509		}510	case "ref":511		if len(o.Operands) != 1 {512			return "", nil, msg(o.LineNumber, o.Column, "ref operation requires a single operand.")513		}514		switch e := o.Operands[0].(type) {515		case Token:516			switch e.Type {517			case IdentifierWord:518				name := e.Content519				if v, ok := locals[name]; ok {520					rt, err := getDataType(v.Type, pkg)521					if err != nil {522						return "", nil, err523					}524					returnType = BuiltinType{"P", []DataType{rt}}525					code += "&" + name526				} else if v, ok := pkg.Globals[name]; ok {527					code += "&G_" + name528					rt, err := getDataType(v.Type, pkg)529					if err != nil {530						return "", nil, err531					}532					returnType = BuiltinType{"P", []DataType{rt}}533				} else {534					return "", nil, msg(e.LineNumber, e.Column, "Name is undefined: "+name)535				}536			default:537				return "", nil, msg(o.LineNumber, o.Column, "ref operation has improper operand.")538			}539		case Operation:540			if e.Operator != "get" {541				return "", nil, msg(o.LineNumber, o.Column, "ref operation has improper operand.")542			}543			if len(o.Operands) != 2 {544				return "", nil, msg(o.LineNumber, o.Column, "get operation requires two operands")545			}546			t, ok := operandTypes[0].(BuiltinType)547			if !ok || (t.Name != "L" && t.Name != "M") {548				return "", nil, msg(o.LineNumber, o.Column, "get operation requires a list or map as first operand")549			}550			switch t.Name {551			case "M":552				returnType = t.Params[1]553				if !isType(operandTypes[1], t.Params[0], true) {554					return "", nil, msg(o.LineNumber, o.Column, "get operation on map has wrong type as second operand")555				}556				code += "&" + operandCode[0] + "[" + operandCode[1] + "]"557			case "L":558				returnType = t.Params[0]559				if !isNumber(operandTypes[1]) {560					return "", nil, msg(o.LineNumber, o.Column, "get operation requires a number as second operand")561				}562				code += "&(*" + operandCode[0] + ")[int64(" + operandCode[1] + ")]"563			}564		default:565			return "", nil, msg(o.LineNumber, o.Column, "ref operation requires a single operand.")566		}567	case "dr":568		if len(o.Operands) != 1 {569			return "", nil, msg(o.LineNumber, o.Column, "dr operation requires a single operand.")570		}571		dt, ok := operandTypes[0].(BuiltinType)572		if !ok && dt.Name != "P" {573			return "", nil, msg(o.LineNumber, o.Column, "dr operation requires a pointer operand.")574		}575		returnType = dt.Params[0]576		code += "*" + operandCode[0]577	case "band":578		if len(o.Operands) != 2 {579			return "", nil, msg(o.LineNumber, o.Column, "'band' operation requires two operands")580		}581		if !isNumber(operandTypes[0]) || !isNumber(operandTypes[1]) {582			return "", nil, msg(o.LineNumber, o.Column, "'band' operation requires two number operands")583		}584		code += operandCode[0] + " & " + operandCode[1]585	case "bor":586		if len(o.Operands) != 2 {587			return "", nil, msg(o.LineNumber, o.Column, "'bor' operation requires two operands")588		}589		if !isNumber(operandTypes[0]) || !isNumber(operandTypes[1]) {590			return "", nil, msg(o.LineNumber, o.Column, "'bor' operation requires two number operands")591		}592		code += operandCode[0] + " | " + operandCode[1]593	case "bxor":594		if len(o.Operands) != 2 {595			return "", nil, msg(o.LineNumber, o.Column, "'bxor' operation requires two operands")596		}597		if !isNumber(operandTypes[0]) || !isNumber(operandTypes[1]) {598			return "", nil, msg(o.LineNumber, o.Column, "'bxor' operation requires two number operands")599		}600		code += operandCode[0] + " ^ " + operandCode[1]601	case "bnot":602		if len(o.Operands) != 1 {603			return "", nil, msg(o.LineNumber, o.Column, "'bnot' operation requires one operand")604		}605		if !isNumber(operandTypes[0]) {606			return "", nil, msg(o.LineNumber, o.Column, "'bnot' operation requires one number operand")607		}608		code += "^" + operandCode[1]609	case "print":610		if len(o.Operands) < 1 {611			return "", nil, msg(o.LineNumber, o.Column, "'print' operation requires at least one operand")612		}613		code += "_fmt.Print("614		for i := range o.Operands {615			code += operandCode[i] + ", "616		}617		code += ")"618	case "println":619		if len(o.Operands) < 1 {620			return "", nil, msg(o.LineNumber, o.Column, "'println' operation requires at least one operand")621		}622		code += "_fmt.Println("623		for i := range o.Operands {624			code += operandCode[i] + ", "625		}626		code += ")"627	case "prompt":628		returnType = BuiltinType{"Str", nil}629		code += "_std.Prompt("630		for i := range o.Operands {631			code += operandCode[i] + ", "632		}633		code += ")"634	case "concat":635		if len(o.Operands) < 2 {636			return "", nil, msg(o.LineNumber, o.Column, "concat operation requires at least two operands")637		}638		returnType = BuiltinType{"Str", nil}639		for i := range o.Operands {640			if !isType(operandTypes[i], returnType, true) {641				return "", nil, msg(o.LineNumber, o.Column, "concat operation has non-string operand")642			}643			code += operandCode[i]644			if i < len(o.Operands)-1 {645				code += " + "646			}647		}648	case "getchar":649		if len(o.Operands) != 2 {650			return "", nil, msg(o.LineNumber, o.Column, "getchar operation requires two operands")651		}652		returnType = BuiltinType{"Str", nil}653		if !isType(operandTypes[0], returnType, true) {654			return "", nil, msg(o.LineNumber, o.Column, "getchar's first operand must be a string")655		}656		if !isInteger(operandTypes[1]) {657			return "", nil, msg(o.LineNumber, o.Column, "getchar's second operand must be an integer or byte")658		}659		code += "string(" + operandCode[0] + "[" + operandCode[1] + "])"660	case "getrune":661		if len(o.Operands) != 2 {662			return "", nil, msg(o.LineNumber, o.Column, "getchar operation requires two operands")663		}664		returnType = BuiltinType{"I", nil}665		if !isType(operandTypes[0], returnType, true) {666			return "", nil, msg(o.LineNumber, o.Column, "getchar's first operand must be a string")667		}668		if !isInteger(operandTypes[1]) {669			return "", nil, msg(o.LineNumber, o.Column, "getchar's second operand must be an integer or byte")670		}671		code += operandCode[0] + "[" + operandCode[1] + "]"672	case "charlist":673		if len(o.Operands) != 1 {674			return "", nil, msg(o.LineNumber, o.Column, "charlist operation requires one operand")675		}676		returnType = BuiltinType{"L", []DataType{BuiltinType{"Str", nil}}}677		if !isType(operandTypes[0], BuiltinType{"Str", nil}, true) {678			return "", nil, msg(o.LineNumber, o.Column, "charlist operand must be a string")679		}680		code += "_std.Charlist(" + operandCode[0] + ")"681	case "runelist":682		if len(o.Operands) != 1 {683			return "", nil, msg(o.LineNumber, o.Column, "runelist operation requires one operand")684		}685		returnType = BuiltinType{"L", []DataType{BuiltinType{"I", nil}}}686		if !isType(operandTypes[0], BuiltinType{"Str", nil}, true) {687			return "", nil, msg(o.LineNumber, o.Column, "runelist operand must be a string")688		}689		code += "_std.Runelist(" + operandCode[0] + ")"690	case "charslice":691		if len(o.Operands) != 1 {692			return "", nil, msg(o.LineNumber, o.Column, "charslice operation requires one operand")693		}694		returnType = BuiltinType{"S", []DataType{BuiltinType{"Str", nil}}}695		if !isType(operandTypes[0], BuiltinType{"Str", nil}, true) {696			return "", nil, msg(o.LineNumber, o.Column, "charslice operand must be a string")697		}698		code += "_std.Charslice(" + operandCode[0] + ")"699	case "runeslice":700		if len(o.Operands) != 1 {701			return "", nil, msg(o.LineNumber, o.Column, "runeslice operation requires one operand")702		}703		returnType = BuiltinType{"S", []DataType{BuiltinType{"I", nil}}}704		if !isType(operandTypes[0], BuiltinType{"Str", nil}, true) {705			return "", nil, msg(o.LineNumber, o.Column, "runeslice operand must be a string")706		}707		code += "_std.Runeslice(" + operandCode[0] + ")"708	case "byteslice":709		if len(o.Operands) != 1 {710			return "", nil, msg(o.LineNumber, o.Column, "'byteslice' operation requires one string operand")711		}712		returnType = BuiltinType{"S", []DataType{BuiltinType{"Byte", nil}}}713		if !isType(operandTypes[0], BuiltinType{"Str", nil}, true) {714			return "", nil, msg(o.LineNumber, o.Column, "'byteslice' operand must be a string")715		}716		code += "[]byte(" + operandCode[0] + ")"717	case "len":718		if len(o.Operands) != 1 {719			return "", nil, msg(o.LineNumber, o.Column, "len operation requires one operand")720		}721		returnType = BuiltinType{"I", nil}722		switch t := operandTypes[0].(type) {723		case BuiltinType:724			switch t.Name {725			case "Str":726				code += "_std.StrLen(" + operandCode[0] + ")"727			case "L":728				code += "int64(len(*" + operandCode[0] + "))"729			case "M", "S":730				code += "int64(len(" + operandCode[0] + "))"731			default:732				return "", nil, msg(o.LineNumber, o.Column, "len operand must be a list or map")733			}734		case ArrayType:735			code += "int64(len(" + operandCode[0] + "))"736		default:737			return "", nil, msg(o.LineNumber, o.Column, "len operation requires a list, map, array, or slice as operand")738		}739	case "istype":740		if len(o.Operands) != 2 {741			return "", nil, msg(o.LineNumber, o.Column, "istype operation requires two operands")742		}743		parsedType, ok := o.Operands[0].(ParsedDataType)744		if !ok {745			return "", nil, msg(o.LineNumber, o.Column, "istype first operand must be a data type")746		}747		dt, err := getDataType(parsedType, pkg)748		if err != nil {749			return "", nil, err750		}751		if !isType(dt, operandTypes[1], false) {752			return "", nil, msg(o.LineNumber, o.Column, "istype first operand must be a type implementing "+753				"interface type of the second operand")754		}755		code += operandCode[1] + ".(" + operandCode[0] + "))"756		return code, []DataType{dt, BuiltinType{"Bool", nil}}, nil757	case "randNum":758		if len(o.Operands) > 0 {759			return "", nil, msg(o.LineNumber, o.Column, "randFloat operation takes no operands")760		}761		returnType = BuiltinType{"F", nil}762		code += "_std.RandFloat()"763	case "floor":764		if len(o.Operands) != 1 {765			return "", nil, msg(o.LineNumber, o.Column, "'floor' operation takes one float operand")766		}767		returnType = BuiltinType{"F", nil}768		if !isType(operandTypes[0], BuiltinType{"F", nil}, true) {769			return "", nil, msg(o.LineNumber, o.Column, "'floor' operation has non-float operand")770		}771		code += "_std.Floor(" + operandCode[0] + ")"772	case "ceil":773		if len(o.Operands) != 1 {774			return "", nil, msg(o.LineNumber, o.Column, "'ceil' operation takes one float operand")775		}776		returnType = BuiltinType{"F", nil}777		if !isType(operandTypes[0], BuiltinType{"F", nil}, true) {778			return "", nil, msg(o.LineNumber, o.Column, "'ceil' operation has non-float operand")779		}780		code += "_std.Ceil(" + operandCode[0] + ")"781	case "parseInt":782		if len(o.Operands) != 1 {783			return "", nil, msg(o.LineNumber, o.Column, "parseInt operation takes one string operand")784		}785		if !isType(operandTypes[0], BuiltinType{"Str", nil}, true) {786			return "", nil, msg(o.LineNumber, o.Column, "parseInt operation has non-string operand")787		}788		code += "_std.ParseInt(" + operandCode[0] + "))"789		return code, []DataType{BuiltinType{"I", nil}, BuiltinType{"Str", nil}}, nil790	case "parseFloat":791		if len(o.Operands) != 1 {792			return "", nil, msg(o.LineNumber, o.Column, "parseFloat operation takes one string operand")793		}794		returnType = BuiltinType{"F", nil}795		if !isType(operandTypes[0], BuiltinType{"Str", nil}, true) {796			return "", nil, msg(o.LineNumber, o.Column, "parseFloat operation has non-string operand")797		}798		code += "_std.ParseFloat(" + operandCode[0] + "))"799		return code, []DataType{BuiltinType{"F", nil}, BuiltinType{"Str", nil}}, nil800	case "formatInt":801		if len(o.Operands) != 1 {802			return "", nil, msg(o.LineNumber, o.Column, "formatInt operation takes one integer operand")803		}804		returnType = BuiltinType{"Str", nil}805		if !isType(operandTypes[0], BuiltinType{"I", nil}, true) {806			return "", nil, msg(o.LineNumber, o.Column, "formatInt operation has non-integer operand")807		}808		code += "_std.FormatInt(" + operandCode[0] + ")"809	case "formatFloat":810		if len(o.Operands) != 1 {811			return "", nil, msg(o.LineNumber, o.Column, "formatFloat operation takes one float operand")812		}813		returnType = BuiltinType{"Str", nil}814		if !isType(operandTypes[0], BuiltinType{"F", nil}, true) {815			return "", nil, msg(o.LineNumber, o.Column, "formatFloat operation has non-float operand")816		}817		code += "_std.FormatFloat(" + operandCode[0] + ")"818	case "parseTime":819		if len(o.Operands) != 1 {820			return "", nil, msg(o.LineNumber, o.Column, "parseTime operation takes one string operand")821		}822		if !isType(operandTypes[0], BuiltinType{"Str", nil}, true) {823			return "", nil, msg(o.LineNumber, o.Column, "parseTime operation has non-string operand")824		}825		code += "_std.ParseTime(" + operandCode[0] + ")"826		return code, []DataType{BuiltinType{"I", nil}, BuiltinType{"Err", nil}}, nil827	case "timeNow":828		if len(o.Operands) != 0 {829			return "", nil, msg(o.LineNumber, o.Column, "TimeNow operation takes no operands")830		}831		returnType = BuiltinType{"I", nil}832		code += "_std.TimeNow()"833	case "formatTime":834		if len(o.Operands) != 1 {835			return "", nil, msg(o.LineNumber, o.Column, "formatTime operation takes one integer operand")836		}837		returnType = BuiltinType{"Str", nil}838		if !isType(operandTypes[0], BuiltinType{"I", nil}, true) {839			return "", nil, msg(o.LineNumber, o.Column, "formatTime operation has non-integer operand")840		}841		code += "_std.FormatTime(" + operandCode[0] + ")"842	case "createFile":843		if len(o.Operands) != 1 {844			return "", nil, msg(o.LineNumber, o.Column, "'createFile' operation takes one string operand")845		}846		if !isType(operandTypes[0], BuiltinType{"Str", nil}, true) {847			return "", nil, msg(o.LineNumber, o.Column, "'cerateFile' operation has non-string operand")848		}849		code += "_std.CreateFile(" + operandCode[0] + ")"850		code += ")"851		return code, []DataType{BuiltinType{"I", nil}, BuiltinType{"Str", nil}}, nil852	case "openFile":853		if len(o.Operands) != 1 {854			return "", nil, msg(o.LineNumber, o.Column, "'openFile' operation takes one string operand")855		}856		if !isType(operandTypes[0], BuiltinType{"Str", nil}, true) {857			return "", nil, msg(o.LineNumber, o.Column, "'openFile' operation has non-string operand")858		}859		code += "_std.OpenFile(" + operandCode[0] + ")"860		code += ")"861		return code, []DataType{BuiltinType{"I", nil}, BuiltinType{"Str", nil}}, nil862	case "closeFile":863		if len(o.Operands) != 1 {864			return "", nil, msg(o.LineNumber, o.Column, "'closeFile' operation takes one integer operand")865		}866		if !isType(operandTypes[0], BuiltinType{"I", nil}, true) {867			return "", nil, msg(o.LineNumber, o.Column, "'closeFile' operation has non-string operand")868		}869		code += "_std.CloseFile(" + operandCode[0] + ")"870		code += ")"871		return code, []DataType{BuiltinType{"Str", nil}}, nil872	case "readFile":873		if len(o.Operands) != 2 {874			return "", nil, msg(o.LineNumber, o.Column, "'readFile' operation takes one integer and one slice of bytes")875		}876		if !isType(operandTypes[0], BuiltinType{"I", nil}, true) {877			return "", nil, msg(o.LineNumber, o.Column, "'readFile' first operator should be an integer (a file id)")878		}879		if !isType(operandTypes[1], BuiltinType{"S", []DataType{BuiltinType{"Byte", nil}}}, true) {880			return "", nil, msg(o.LineNumber, o.Column, "'readFile' second operator should be a slice of bytes")881		}882		code += "_std.ReadFile(" + operandCode[0] + "," + operandCode[1] + ")"883		code += ")"884		return code, []DataType{BuiltinType{"I", nil}, BuiltinType{"Str", nil}}, nil885	case "writeFile":886		if len(o.Operands) != 2 {887			return "", nil, msg(o.LineNumber, o.Column, "'writeFile' operation takes one integer and one slice of bytes")888		}889		if !isType(operandTypes[0], BuiltinType{"I", nil}, true) {890			return "", nil, msg(o.LineNumber, o.Column, "'writeFile' first operator should be an integer (a file id)")891		}892		if !isType(operandTypes[1], BuiltinType{"S", []DataType{BuiltinType{"Byte", nil}}}, true) {893			return "", nil, msg(o.LineNumber, o.Column, "'writeFile' second operator should be a slice of bytes")894		}895		code += "_std.WriteFile(" + operandCode[0] + "," + operandCode[1] + ")"896		code += ")"897		return code, []DataType{BuiltinType{"I", nil}, BuiltinType{"Str", nil}}, nil898	case "seekFile":899		if len(o.Operands) != 2 {900			return "", nil, msg(o.LineNumber, o.Column, "'seekFile' operation takes one integer and one slice of bytes")901		}902		if !isType(operandTypes[0], BuiltinType{"I", nil}, true) {903			return "", nil, msg(o.LineNumber, o.Column, "'seekFile' first operator should be an integer (a file id)")904		}905		if !isType(operandTypes[1], BuiltinType{"S", []DataType{BuiltinType{"Byte", nil}}}, true) {906			return "", nil, msg(o.LineNumber, o.Column, "'seekFile' second operator should be a slice of bytes")907		}908		code += "_std.SeekFile(" + operandCode[0] + "," + operandCode[1] + ")"909		code += ")"910		return code, []DataType{BuiltinType{"I", nil}, BuiltinType{"Str", nil}}, nil911	case "seekFileStart":912		if len(o.Operands) != 2 {913			return "", nil, msg(o.LineNumber, o.Column, "'seekFileStart' operation takes one integer and one slice of bytes")914		}915		if !isType(operandTypes[0], BuiltinType{"I", nil}, true) {916			return "", nil, msg(o.LineNumber, o.Column, "'seekFileStart' first operator should be an integer (a file id)")917		}918		if !isType(operandTypes[1], BuiltinType{"S", []DataType{BuiltinType{"Byte", nil}}}, true) {919			return "", nil, msg(o.LineNumber, o.Column, "'seekFileStart' second operator should be a slice of bytes")920		}921		code += "_std.SeekFileStart(" + operandCode[0] + "," + operandCode[1] + ")"922		code += ")"923		return code, []DataType{BuiltinType{"I", nil}, BuiltinType{"Str", nil}}, nil924	case "seekFileEnd":925		if len(o.Operands) != 2 {926			return "", nil, msg(o.LineNumber, o.Column, "'seekFileStart' operation takes one integer and one slice of bytes")927		}928		if !isType(operandTypes[0], BuiltinType{"I", nil}, true) {929			return "", nil, msg(o.LineNumber, o.Column, "'seekFileStart' first operator should be an integer (a file id)")930		}931		if !isType(operandTypes[1], BuiltinType{"S", []DataType{BuiltinType{"Byte", nil}}}, true) {932			return "", nil, msg(o.LineNumber, o.Column, "'seekFileStart' second operator should be a slice of bytes")933		}934		code += "_std.SeekFileEnd(" + operandCode[0] + "," + operandCode[1] + ")"935		code += ")"936		return code, []DataType{BuiltinType{"I", nil}, BuiltinType{"Str", nil}}, nil937	}938	code += ")"939	if returnType == nil {940		return code, []DataType{}, nil941	}942	return code, []DataType{returnType}, nil943}...

line_test.go

Source:line_test.go

...16	}, 0, 0)17	assert.Nil(t, err)18	assert.Equal(t, []types.Line{19		{20			LineNumber: 0,21			Highlights: []types.Section{{0, 1}, {3, 4}},22		},23		{24			LineNumber: 1,25			Highlights: []types.Section{{1, 2}},26		},27		{28			LineNumber: 2,29			Highlights: []types.Section{{1, 5}},30		},31		{32			LineNumber: 3,33			Highlights: []types.Section{{0, 2}},34		},35	}, docs)36	_, _, err = idxr.GetLinesFromSections(1, []types.Section{37		{0, 100},38	}, 0, 0)39	logger.Error(err)40	assert.NotNil(t, err)41	_, _, err = idxr.GetLinesFromSections(1, []types.Section{42		{10, 1},43	}, 0, 0)44	logger.Error(err)45	assert.NotNil(t, err)46	docs, _, err = idxr.GetLinesFromSections(1, []types.Section{47		{3, 4}, {11, 17},48	}, 1, 0)49	assert.Nil(t, err)50	assert.Equal(t, []types.Line{51		{52			LineNumber: 0,53			Highlights: []types.Section{{3, 4}},54		},55		{56			LineNumber: 1,57		},58		{59			LineNumber: 2,60			Highlights: []types.Section{{1, 5}},61		},62		{63			LineNumber: 3,64			Highlights: []types.Section{{0, 2}},65		},66		{67			LineNumber: 4,68			Highlights: nil,69		},70	}, docs)71	docs, _, err = idxr.GetLinesFromSections(1, []types.Section{72		{3, 4}, {11, 17},73	}, 1, 0)74	assert.Nil(t, err)75	assert.Equal(t, []types.Line{76		{77			LineNumber: 0,78			Highlights: []types.Section{{3, 4}},79		},80		{81			LineNumber: 1,82		},83		{84			LineNumber: 2,85			Highlights: []types.Section{{1, 5}},86		},87		{88			LineNumber: 3,89			Highlights: []types.Section{{0, 2}},90		},91		{92			LineNumber: 4,93			Highlights: nil,94		},95	}, docs)96}...

LineNumber

Using AI Code Generation

1import (2func main() {3    fmt.Println("Hello World")4    fmt.Println(runtime.Caller(0))5    fmt.Println(runtime.Caller(1))6    fmt.Println(runtime.Caller(2))7}8import (9func main() {10    fmt.Println("Hello World")11    fmt.Println(runtime.Caller(0))12    fmt.Println(runtime.Caller(1))13    fmt.Println(runtime.Caller(2))14}

LineNumber

Using AI Code Generation

1import(2func main(){3	fmt.Println("Line Number: ",types.LineNumber())4}5import(6func main(){7	fmt.Println("Line Number: ",types.LineNumber())8}9import(10func main(){11	fmt.Println("Line Number: ",types.LineNumber())12}13import(14func main(){15	fmt.Println("Line Number: ",types.LineNumber())16}17import(18func main(){19	fmt.Println("Line Number: ",types.LineNumber())20}21import(22func main(){23	fmt.Println("Line Number: ",types.LineNumber())24}25import(26func main(){27	fmt.Println("Line Number: ",types.LineNumber())28}29import(30func main(){31	fmt.Println("Line Number: ",types.LineNumber())32}33import(34func main(){35	fmt.Println("Line Number: ",types.LineNumber())36}37import(38func main(){39	fmt.Println("Line Number: ",types.LineNumber())40}41import(42func main(){43	fmt.Println("Line Number: ",types.LineNumber())44}

LineNumber

Using AI Code Generation

1import "fmt"2func main() {3	fmt.Println(LineNumber())4}5import "fmt"6func main() {7	fmt.Println(LineNumber())8}9import "fmt"10func main() {11	fmt.Println(LineNumber())12}13import "fmt"14func main() {15	fmt.Println(LineNumber())16}17import "fmt"18func main() {19	fmt.Println(LineNumber())20}21import "fmt"22func main() {23	fmt.Println(LineNumber())24}25import "fmt"26func main() {27	fmt.Println(LineNumber())28}29import "fmt"30func main() {31	fmt.Println(LineNumber())32}33import "fmt"34func main() {35	fmt.Println(LineNumber())36}37import "fmt"38func main() {39	fmt.Println(LineNumber())40}41import "fmt"42func main() {43	fmt.Println(LineNumber())44}

LineNumber

Using AI Code Generation

1import "fmt"2func main(){3  fmt.Println("Line number:",LineNumbers())4}5import "runtime"6func LineNumbers() int{7  _,_,line,_:=runtime.Caller(1)8}

LineNumber

Using AI Code Generation

1import (2func main() {3	t := types.NewNamed(4		types.NewTypeName(0, nil, "MyType", nil),5		types.NewStruct(nil, nil),6	ln := t.Obj().Pos()7	fmt.Println(ln)8}9import (10func main() {11	t := types.NewNamed(12		types.NewTypeName(0, nil, "MyType", nil),13		types.NewStruct(nil, nil),14	ln := t.Obj().Pos()15	fmt.Println(ln.Line())16}17import (18func main() {19	t := types.NewNamed(20		types.NewTypeName(0, nil, "MyType", nil),21		types.NewStruct(nil, nil),22	ln := t.Obj().Pos()23	fmt.Println(ln.Column())24}25import (26func main() {27	t := types.NewNamed(28		types.NewTypeName(0, nil, "MyType", nil

LineNumber

Using AI Code Generation

1import (2func main() {3	fmt.Println("Line number: ", LineNumber())4}5func LineNumber() int {6	return runtime.FuncForPC(reflect.ValueOf(LineNumber).Pointer()).Line()7}8import (9func main() {10	fmt.Println("File name: ", FileName())11	fmt.Println("Line number: ", LineNumber())12	fmt.Println("File name and line number: ", FileLine())13}14func FileName() string {15	return runtime.FuncForPC(reflect.ValueOf(FileName).Pointer()).Name()16}17func LineNumber() int {18	return runtime.FuncForPC(reflect.ValueOf(LineNumber).Pointer()).Line()19}20func FileLine() string {21	return runtime.FuncForPC(reflect.ValueOf(FileLine).Pointer()).FileLine(0)22}23import (24func main() {25	fmt.Println("File name: ", FileName())26	fmt.Println("Line number: ", LineNumber())27	fmt.Println("File name and line number: ", FileLine())28}29func FileName() string {30	_, file, _, _ := runtime.Caller(0)31}32func LineNumber() int {33	_, _, line, _ := runtime.Caller(0)34}35func FileLine() string {36	_, file, line, _ := runtime.Caller(0)37	return file + ":" + fmt.Sprint(line)38}

LineNumber

Using AI Code Generation

1import (2func main() {3	fmt.Println("Line number: ", runtime.Caller(0))4}5import (6func main() {7	fmt.Println("File name: ", runtime.FuncForPC(runtime.Caller(0)).File())8	fmt.Println("Function name: ", runtime.FuncForPC(runtime.Caller(0)).Name())9}

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.