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type-czech-import.js
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type-czech-import.js
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/* eslint-disable max-len */
/* eslint-disable block-scoped-var */
const VERS_NUM = "version 1.7.5 2024-01-17";
/*
TypeCzech contains:
- Douglas Crockford's Cycle.js for working with cyclic variables
https://github.com/douglascrockford/JSON-js/blob/master/cycle.js
- Evgeny Poberezkin and James Hallidays fast-json-stable-stringify
https://github.com/epoberezkin/fast-json-stable-stringify
These two packages make mutation checking possible, and are included
directly in this code to make it easier to use.
*/
/*
This software is released under the MIT license:
@license Copyright (c) 2021 Steen Hansen
Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
let the_exports;
if (typeof window !== "undefined") {
the_exports = window; // for browser environment
} else if (typeof exports !== "undefined") {
the_exports = exports; // for Node environment
} else {
the_exports = {}; // for JSX environment
}
// TYPE_CZECH_current_test_number is set by every test, so can find out which test is crashing in a certain function
// eslint-disable-next-line block-scoped-var, no-use-before-define
if (typeof TYPE_CZECH_current_test_number === "undefined") {
// eslint-disable-next-line no-var, vars-on-top
var TYPE_CZECH_current_test_number = "not-in-test-yet"; // global variable assigned in the test
}
// eslint-disable-next-line func-names
(function (export_tech_czech) {
// TypeCzech object, browser or Node.Js
// eslint-disable-next-line func-names,no-param-reassign
export_tech_czech.TypeCzech = function () {
if (arguments.length > 0) {
// eslint-disable-next-line no-use-before-define, prefer-rest-params, no-param-reassign
export_tech_czech.type_czech = _TypeCzech(...arguments);
} else if (typeof export_tech_czech.TYPE_CZECH_COMMANDS !== "undefined" && export_tech_czech.TYPE_CZECH_COMMANDS.length > 0) {
// eslint-disable-next-line no-use-before-define, no-param-reassign
export_tech_czech.type_czech = _TypeCzech(export_tech_czech.TYPE_CZECH_COMMANDS); // for examples
} else {
// eslint-disable-next-line no-param-reassign, no-unused-vars
export_tech_czech.type_czech = {
linkUp: (nop) => nop,
isActive: (x) => false,
isPruned: (y) => false,
_from: "type-czech-import-development",
};
}
return export_tech_czech.type_czech;
function _TypeCzech(...the_parameters) {
// type_czech = TypeCzech('LOG-ERRORS')
// start TypeCzech variables
let last_shape_method = ["", ""]; // the shape of parameters and method name of the last check
let t_param_check_func; // reference to _ParametersCheck()
let t_check_events = false; // sometimes set to TYPE_CZECH_EVENTS
let t_do_param_checking = false; // look for errors?
let t_debug_indent = 0; // debugSignature() indent
const t_reference_stacks = {}; // JSON copies of possible mutations
const t_proxy_targets = new WeakSet(); // list of proxied things
// end TypeCzech variables
const PRE_FUNCTION_NO_THIS = "PRE-FUNC:"; // 'PRE-FUNC-NO-THIS :: '; information about this type was too much
const PRE_FUNCTION_WITH_THIS = "PRE-FUNC:"; // 'PRE-FUNC-THIS :: '; but kept here in case
const POST_FUNCTION_NO_THIS = "POST-FUNC:"; // 'POST-FUNC-NO-THIS :: ';
const POST_FUNCTION_WITH_THIS = "POST-FUNC:"; // 'POST-FUNC-THIS :: ';
const PRE_CONST_CLASS_NO_THIS = "PRE-CLASS:"; // 'PRE-CLASS-NO-THIS :: ';
const POST_CONST_CLASS_WITH_THIS = "POST-CLASS:"; // 'POST-CLASS-THIS :: ';
const PRE_OBJECT_NO_THIS = "PRE-OBJ:"; // 'PRE-OBJ-NO-THIS :: ';
const PRE_OBJECT_WITH_THIS = "PRE-OBJ:"; // 'PRE-OBJ-THIS :: ';
const POST_CONST_OBJECT_NO_THIS = "POST-OBJ:"; // 'POST-OBJ-NO-THIS :: ';
const POST_CONST_OBJECT_WITH_THIS = "POST-OBJ:"; // 'POST-OBJ-THIS :: ';
const OPT_THROW_EXCEPTIONS = "THROW-EXCEPTIONS";
const OPT_LOG_ERRORS = "LOG-ERRORS";
// The checkParam_type options to TypeCzech
let OP_THROW_EXCEPTIONS = false; // 'THROW-EXCEPTIONS'
let OP_NO_ERROR_MESSAGES = false; // 'NO-ERROR-MESSAGES'
let OP_LOG_ERRORS = false; // 'LOG-ERRORS' 'NO-CHECKING' stops checking
// 'UNDEF-OK' only affects checkParam_type(), checkParam_typeExtra(), checkParam_typeEither(), and checkParam_typeExtra()
let OP_UNDEF_OK = false; // 'UNDEF-OK'
let OP_CONSOLE_COUNT = false; // 'CONSOLE-COUNT'
let OP_DEBUG_ERROR_TAGS = false; // 'DEBUG-ERROR-TAGS' show "TC@123" for fast finding of bugs
let OP_DEBUG_CONSOLE_TRACE = false; // 'DEBUG-CONSOLE-TRACE' shows all function entries and exits
let OP_HIDE_INIT_MESSAGE = false; // 'HIDE-INIT-MESSAGE'
const DIFF_BEGIN_LEN = 100;
const DIFF_END_LEN = 50;
const DIFF_BREAK_MIN = DIFF_BEGIN_LEN + DIFF_END_LEN + 10;
const DIFF_SEPARATOR = "<<<~~~>>>"; // hides tonnes of diff text
const MESS_TYPE_VARIADIC = "checkArgs_typeEach()";
const MESS_EMPTY_VARIADIC = "checkArgs_emptyEach()";
const MESS_OBJ_INTERFACE = "check_interface()";
const MESS_MUTATED = "check_mutatedSnapshot()"; // which function call caused error
const MESS_SNAPSHOT = "check_buildSnapshot()";
const MESS_TYPE_VERIFY = "checkParam_type()";
const MESS_TYPE_OBJ_ARRAY = "checkArray_objType()";
const MESS_EMPTY_OBJ_ARRAY = "checkArray_objEmpty()";
const MESS_TYPE_EXTRAS = "checkParam_typeExtra()";
const MESS_TYPE_ONE_OF = "checkParam_typeEither()";
const MESS_EMPTY_VERIFY = "checkParam_empty()";
const MESS_EMPTY_EXTRAS = "checkParam_emptyExtra()";
const MESS_EMPTY_ONE_OF = "checkParam_emptyEither()";
const MESS_CHECK_ASSERT = "check_assert()";
const TRACE_COLORS = "background: #ee0; color: #00F";
const ERROR_COLORS = "background: #ee0; color: #F00"; // background colors on check events
const START_COLORS = "background: #cc0; color: #080";
const BLANK_STR_D_QUOTE = '""';
const BLANK_STR_S_QUOTE = "''";
const CZECH_ERROR_INDENT = "\n\t\t";
const PARAMS_OF_FUNCTION = /([^(]*\()([^)]*)/;
const START_OF_FUNCTION_LEN = 30;
const EMPTY_REGEXP = "/(?:)/"; // same as new RegExp("")
// const EMPTY_DATE = new Date("");
const EMPTY_OK = "EMPTY-OK";
const EMPTY_ER = "EMPTY-ERROR";
const EMPTY_IG = "EMPTY-IGNORE";
// Short empty types: 'OK', 'ER', 'IG'
const SHORT_EMPTIES = { OK: EMPTY_OK, ER: EMPTY_ER, IG: EMPTY_IG };
const TYPE_EXTRAS = "TYPE-EXTRAS";
const TYPE_VERIFY = "TYPE-VERIFY";
const EMPTY_EXTRAS = "EMPTY-EXTRAS";
const EMPTY_VERIFY = "EMPTY-VERIFY";
const CONSTRUCTOR_PROTOTYPES = ["Array", "BigInt", "Boolean", "Date", "Function", "Number", "Object", "RegExp", "String", "Symbol"]; // Promise ?
const TYPE_OF_TO_PROTO = {
array: "Array",
bigint: "BigInt",
boolean: "Boolean",
date: "Date",
function: "Function",
number: "Number",
object: "Object",
regexp: "RegExp",
string: "String",
symbol: "Symbol",
};
const SCALAR_TYPE_OFS = ["array", "bigint", "boolean", "date", "function", "number", "object", "regexp", "string", "symbol"];
const TYPE_SET_SCALAR = new Set(SCALAR_TYPE_OFS);
const UNDEFINED_AS_STR = "undefined";
const NULL_AS_STR = "null";
const NAN_AS_STR = "NaN";
const INFINITY_AS_STR = "Infinity";
const PLAIN_UNDEFINED_STR_VALUE = "Str_ify_100057_100193:und_200087";
const QUOTED_UNDEFINED_STR_VALUE = `"${PLAIN_UNDEFINED_STR_VALUE}"`; // temporary values
const PLAIN_NULL_STR_VALUE = "Str_ify_100333_100417:null_200227";
const QUOTED_NULL_STR_VALUE = `"${PLAIN_NULL_STR_VALUE}"`;
const PLAIN_NAN_STR_VALUE = "Str_ify_100523_100669:NaN_200351"; // Not perfect, but good enough for me
const QUOTED_NAN_STR_VALUE = `"${PLAIN_NAN_STR_VALUE}"`;
const PLAIN_INFINITY_STR_VALUE = "Str_ify_100799_100931:Inf_200461";
const QUOTED_INFINITY_STR_VALUE = `"${PLAIN_INFINITY_STR_VALUE}"`;
const START_CHECK_COLOR = "green";
const DO_CHECK_COLOR = "blue";
const FAIL_CHECK_COLOR = "red";
const NO_PARAMS_FOUND = "There are no params to match array signature.";
const IS_INIT_CONSOLE = "TypeCzech-init";
const TYPE_CHECK_NOP = {
linkUp: (nop) => nop,
isActive: (x) => false,
isPruned: (y) => false,
_from: "type-czech-import-development",
};
const TYPE_CZECH_EVENTS = {
bBlink: (back_color) => {
document.body.style.background = back_color;
setTimeout(() => {
document.body.style.background = "white";
}, 100);
},
onStart: () => TYPE_CZECH_EVENTS.bBlink(START_CHECK_COLOR),
onCheck: () => TYPE_CZECH_EVENTS.bBlink(DO_CHECK_COLOR),
onError: () => TYPE_CZECH_EVENTS.bBlink(FAIL_CHECK_COLOR),
};
function consolelog(...args) {
// for complete debug tracing
if (OP_DEBUG_CONSOLE_TRACE) {
// eslint-disable-next-line no-console
console.log(args);
}
}
/*
type_czech._coloredConsole("_my colored text+", 'background: #000; color: #fff');
//my colored text
*/
function _coloredConsole(the_args, the_css) {
// eslint-disable-next-line no-use-before-define
const args_str = _jsonStr(the_args);
const the_text = args_str.substring(1, args_str.length - 1);
// eslint-disable-next-line no-console
if (typeof window !== "undefined") {
console.log(`%c ${the_text}`, the_css);
} else {
// https://gist.github.com/abritinthebay/d80eb99b2726c83feb0d97eab95206c4
// yellow-back red-text
console.log("\x1b[43m" + "\x1b[31m" + the_text + "\x1b[0m"); // node.jsx
}
}
/*
type_czech._doubleToSingleQuotes(` ['number','string",{"a":'number','B':"number"}]`);
//['number','string',{'a':'number','B':'number'}]
*/
function _doubleToSingleQuotes(double_quotes) {
consolelog("^^^ _doubleToSingleQuotes ENTER", double_quotes, TYPE_CZECH_current_test_number);
const single_quotes = double_quotes.replace(/"/g, "'");
consolelog("^^^ _doubleToSingleQuotes EXIT", single_quotes);
return single_quotes;
}
/*
type_czech._isCollection([]);
//true
type_czech._isCollection({});
//true
type_czech._isCollection('');
//false
type_czech._isCollection(12);
//false
*/
function _isCollection(a_variable) {
consolelog("^^^ _isCollection ENTER", a_variable, TYPE_CZECH_current_test_number);
// eslint-disable-next-line no-use-before-define
const a_type = _aTypeOf(a_variable);
const a_collection = a_type === "array" ? true : a_type === "object"; // only [] and {}
consolelog("^^^ _isCollection EXIT", a_collection);
return a_collection;
}
/*
type_czech._isArgumentsObject('a-string');
//false
type_czech._isArgumentsObject([1]);
//false
type_czech._isArgumentsObject({abc:17, length:0});
//false
type_czech._isArgumentsObject({def:18, length:1});
//false
type_czech._isArgumentsObject({ghi:19, length:2});
//false
function test_a_1901(a_var){
console.log('true', type_czech._isArgumentsObject(arguments));
}
test_a_1901(1901)
//true, true
function test_c_1903(a_var){
console.log('true', type_czech._isArgumentsObject(arguments));
}
test_c_1903(1903, 1904)
//true, true
*/
function _isArgumentsObject(the_params) {
consolelog("^^^ _isArgumentsObject ENTER", the_params, TYPE_CZECH_current_test_number);
if (_isCollection(the_params)) {
if (!Array.isArray(the_params)) {
if (typeof the_params.length === "number") {
const param_length = the_params.length;
const the_keys = Object.keys(the_params);
if (the_keys.length === param_length) {
for (let number_id = 0; number_id < param_length; number_id += 1) {
if (!(number_id in the_params)) {
return false;
}
}
return true;
}
}
}
}
return false;
}
/*
type_czech._isScalar([]);
//false
type_czech._isScalar(12);
//true
*/
function _isScalar(a_variable) {
return !_isCollection(a_variable);
}
/*
type_czech._toStr(Infinity);
//Infinity
type_czech._toStr(NaN);
//NaN
type_czech._toStr(234n);
//234n
type_czech._toStr(undefined);
//undefined
type_czech._toStr(' my "double" quotes');
//my \"double\" quotes
type_czech._toStr({a:` ' " `});
//{a:\" ' \" \"}
type_czech._toStr({B:''});
//{B:\"\"}
type_czech._toStr([ "super", 'man' ]);
//[\"super\",\"man\"]
type_czech._toStr([186n]);
//[186n]
type_czech._toStr({big_int:187n});
//{big_int:187n}
type_czech._toStr([[[[[188n]]]]]);
//[[[[[188n]]]]]
type_czech._toStr({big_int:{big_int:{big_int:{big_int:{big_int:{big_int:{big_int:189n}}}}}}});
//{big_int:{big_int:{big_int:{big_int:{big_int:{big_int:{big_int:189n}}}}}}}
type_czech._toStr(Symbol('sym'))
//Symbol('sym')
type_czech._toStr({a:1, "b b":22, c:33});
//{a:1,\"b b\":22,c:33}
type_czech._toStr("")
//''
*/
function _toStr(maybe_undef, collection_newline = "") {
consolelog("^^^ _toStr ENTER", maybe_undef, collection_newline, TYPE_CZECH_current_test_number);
let to_str;
if (_isCollection(maybe_undef)) {
let collection_indent = "";
if (collection_newline) {
const indent_spaces = " ".repeat(t_debug_indent);
collection_indent = `${collection_newline}${indent_spaces}`;
t_debug_indent += 1;
}
// eslint-disable-next-line no-use-before-define
to_str = collection_indent + _collectionToStr(maybe_undef, collection_newline);
} else if (typeof maybe_undef === "undefined") {
to_str = UNDEFINED_AS_STR;
} else if (typeof maybe_undef === "bigint") {
to_str = `${maybe_undef}n`;
} else if (typeof maybe_undef === "string") {
if (maybe_undef === QUOTED_NULL_STR_VALUE) {
to_str = NULL_AS_STR;
} else if (maybe_undef === QUOTED_UNDEFINED_STR_VALUE) {
to_str = UNDEFINED_AS_STR;
} else if (maybe_undef === QUOTED_NAN_STR_VALUE) {
to_str = NAN_AS_STR;
} else if (maybe_undef === QUOTED_INFINITY_STR_VALUE) {
to_str = INFINITY_AS_STR;
} else {
let no_string_postfix = maybe_undef.replace(/"/g, '"');
if (no_string_postfix.startsWith('"{') && no_string_postfix.endsWith('}"')) {
const bracket_end = no_string_postfix.length - 1;
to_str = no_string_postfix.substring(1, bracket_end);
} else {
no_string_postfix = no_string_postfix.replace(/"$/g, "");
no_string_postfix = no_string_postfix.replace(/^"/g, "");
if (no_string_postfix.length === 0) {
no_string_postfix = BLANK_STR_S_QUOTE;
}
to_str = no_string_postfix;
}
}
} else if (typeof maybe_undef === "symbol") {
to_str = maybe_undef.toString();
to_str = to_str.replace(/\(/g, "('");
to_str = to_str.replace(/\)/g, "')");
} else {
// eslint-disable-next-line no-use-before-define
const double_quotes = _jsonStr(maybe_undef);
if (typeof maybe_undef === "object") {
const single_quotes = _doubleToSingleQuotes(double_quotes);
to_str = single_quotes;
} else {
to_str = double_quotes;
}
}
consolelog("^^^ _toStr EXIT", to_str);
return to_str;
}
function debugSignature(a_signature) {
t_debug_indent = 0;
const debug_pyramid = _toStr(a_signature, "\n");
return debug_pyramid;
}
/*
type_czech._stringifyReplacer('not-used', Infinity); // todo fix this one day
//Str_ify_100799_100931:Inf_200461
type_czech._stringifyReplacer('not-used', 12n);
//12n
type_czech._stringifyReplacer('not-used', undefined);
//Str_ify_100057_100193:und_200087
type_czech._stringifyReplacer('not-used', NaN);
//Str_ify_100523_100669:NaN_200351
type_czech._stringifyReplacer('not-used', function(x,y,z){console.log(x,y,z)});
//function(x,y,z){console.log(x, ~~~function~~~
type_czech._stringifyReplacer('not-used', Symbol("sym"));
//Symbol('sym')
*/
function _stringifyReplacer(_key, value) {
consolelog("^^^ _stringifyReplacer ENTER", _key, value, TYPE_CZECH_current_test_number);
let replaced_value;
if (typeof value === "bigint") {
replaced_value = `${value}n`;
} else if (value === null) {
replaced_value = PLAIN_NULL_STR_VALUE;
} else if (typeof value === "undefined") {
replaced_value = PLAIN_UNDEFINED_STR_VALUE;
} else if (Number.isNaN(value)) {
replaced_value = PLAIN_NAN_STR_VALUE;
} else if (typeof value === "number" && !Number.isFinite(value)) {
replaced_value = PLAIN_INFINITY_STR_VALUE;
} else if (typeof value === "function") {
const func_text = String(value);
const no_new_lines = func_text.replace(/\s+/g, " ");
const func_start = no_new_lines.substring(0, START_OF_FUNCTION_LEN); // shorten function for display
replaced_value = `${func_start} ~~~function~~~`;
} else if (value && value.constructor === RegExp) {
// NB mutations not shortened
const regex_text = String(value);
const regex_start = regex_text.substring(0, START_OF_FUNCTION_LEN); // shorten regex for display
replaced_value = `${regex_start} ~~~regex~~~`;
} else if (typeof value === "string") {
replaced_value = value;
} else if (typeof value === "symbol") {
replaced_value = _toStr(value);
} else {
replaced_value = value;
}
consolelog("^^^ _stringifyReplacer EXIT", replaced_value);
return replaced_value;
}
/*
type_czech._jsonStr(234n);
//234n
type_czech._jsonStr(Infinity);
//Infinity
type_czech._jsonStr(undefined);
//undefined
type_czech._jsonStr({a:1, b:22n, c:undefined, d:{e:'f', g:'h'}});
//{\"a\":1,\"b\":\"22n\",\"c\":\"Str_ify_100057_100193:und_200087\",\"d\":{\"e\":\"f\",\"g\":\"h\"}}
type_czech._jsonStr([1n,[2n,[3n,[4n]]]]);
//[\"1n\",[\"2n\",[\"3n\",[\"4n\"]]]]
type_czech._jsonStr(Symbol("sym"))
//Symbol('sym')
type_czech._jsonStr("")
//''
type_czech._jsonStr({Infinity:Infinity, NaN: NaN, null:null, undefined:undefined})
//{\"Infinity\":\"Str_ify_100799_100931:Inf_200461\",\"NaN\":\"Str_ify_100523_100669:NaN_200351\",\"null\":\"Str_ify_100333_100417:null_200227\",\"undefined\":\"Str_ify_100057_100193:und_200087\"}
type_czech._jsonStr([Infinity, NaN, null, undefined])
//[\"Str_ify_100799_100931:Inf_200461\",\"Str_ify_100523_100669:NaN_200351\",\"Str_ify_100333_100417:null_200227\",\"Str_ify_100057_100193:und_200087\"]
*/
function _jsonStr(an_object) {
consolelog("^^^ _jsonStr ENTER", an_object, TYPE_CZECH_current_test_number);
let obj_str = "";
try {
const json_str = JSON.stringify(an_object, _stringifyReplacer);
obj_str = _toStr(json_str);
} catch (e) {
//console.log('XXXXXXXXXXXXXXXXXXXXXX', an_object)
// type_czech._jsonStr(window)
obj_str = typeFinal(an_object);
//obj_str ='Circular JSON found in error message'
}
consolelog("^^^ _jsonStr EXIT", obj_str);
return obj_str;
}
/*
class Person { constructor(){} };
type_czech._className(Person);
//Person
class Car { constructor(){} };
a_car = Car;
type_czech._className(a_car);
//Car
type_czech._className(Object);
//''
*/
function _className(a_var) {
consolelog("^^^ _className ENTER", a_var, TYPE_CZECH_current_test_number);
let class_name = "";
const class_string = a_var.toString();
if (class_string.startsWith("class ") && class_string.includes(" constructor(")) {
class_name = a_var.name;
}
consolelog("^^^ _className EXIT", class_name);
return class_name;
}
/*
function is_not_class(){};
type_czech._isAClass(is_not_class);
//false
is_class_func= (x) => x;
type_czech._isAClass(is_class_func);
//false
class SomeKlass{ constructor() {} }
type_czech._isAClass(SomeKlass);
//true
class First{ constructor() {} }
class Second extends First{ constructor() { super(...args) } }
type_czech._isAClass(Second);
//true
type_czech._isAClass([]);
//false
type_czech._isAClass({});
//false
type_czech._isAClass('a-string');
//false
type_czech._isAClass(77);
//false
type_czech._isAClass(123n);
//false
*/
function _isAClass(a_var) {
consolelog("^^^ _isAClass ENTER", a_var, TYPE_CZECH_current_test_number);
let is_class = false;
if (a_var !== null && typeof a_var !== "undefined") {
const vars_prototype = Object.getPrototypeOf(a_var);
const type_prototype = typeof vars_prototype;
if (type_prototype === "function") {
const a_var_prototype_type = typeof a_var.prototype;
if (a_var_prototype_type === "object") {
const class_name = _className(a_var);
if (class_name) {
is_class = true;
}
}
}
}
consolelog("^^^ _isAClass EXIT", is_class);
return is_class;
}
/*
type_czech._functionName(x=>x);
//""
type_czech._functionName(function aFunction(){});
//aFunction
*/
function _functionName(a_var) {
consolelog("^^^ _functionName ENTER", a_var, TYPE_CZECH_current_test_number);
let function_name = "";
const function_string = a_var.toString();
if (function_string.startsWith("function ")) {
function_name = a_var.name;
}
consolelog("^^^ _functionName EXIT", function_name);
return function_name;
}
/*
type_czech._isBuiltInClass(85n);
//false
type_czech._isBuiltInClass('BigInt');
//true
type_czech._isBuiltInClass('bigint');
//false
type_czech._isBuiltInClass('Object');
//true
type_czech._isBuiltInClass('Array');
//true
type_czech._isBuiltInClass('Yojimbo');
//false
type_czech._isBuiltInClass([]);
//false
*/
function _isBuiltInClass(a_type) {
consolelog("^^^ _isBuiltInClass ENTER", a_type, TYPE_CZECH_current_test_number);
let is_built_in = false;
if (typeof a_type === "string") {
if (CONSTRUCTOR_PROTOTYPES.includes(a_type)) {
is_built_in = true;
}
}
consolelog("^^^ _isBuiltInClass EXIT", is_built_in);
return is_built_in;
}
/*
type_czech._anObjectsType('a-string');
//string
type_czech._anObjectsType(x=>x);
//false
type_czech._anObjectsType({});
//object
type_czech._anObjectsType(function aFunction(){});
//false
class First{ constructor() {} }
type_czech._anObjectsType(First);
//false
class First{ constructor() {} }
var a_first = new First()
type_czech._anObjectsType(a_first);
//First
class TheFirst{ constructor() {} }
class TheSecond extends TheFirst{ constructor() { super() } }
var a_second = new TheSecond()
type_czech._anObjectsType(a_second);
//TheSecond
*/
function _anObjectsType(a_var) {
consolelog("^^^ _anObjectsType ENTER", a_var, TYPE_CZECH_current_test_number);
let is_a_class_type = false;
if (a_var !== null && typeof a_var !== "undefined") {
const vars_prototype = Object.getPrototypeOf(a_var);
const type_prototype = typeof vars_prototype;
if (type_prototype === "object") {
const variable_constructor = a_var.constructor;
const class_name = _className(variable_constructor);
if (class_name) {
is_a_class_type = class_name;
} else {
const function_name = _functionName(variable_constructor);
is_a_class_type = function_name;
}
}
}
if (_isBuiltInClass(is_a_class_type)) {
is_a_class_type = is_a_class_type.toLowerCase();
}
consolelog("^^^ _anObjectsType EXIT", is_a_class_type);
return is_a_class_type;
}
/*
type_czech._isaTypeOf('Number');
//false
type_czech._isaTypeOf('number');
//true
type_czech._isaTypeOf('object');
//true
*/
function _isaTypeOf(lower_case_type_of) {
consolelog("^^^ _isaTypeOf ENTER", lower_case_type_of, TYPE_CZECH_current_test_number);
let is_type_of = false;
if (typeof lower_case_type_of === "string") {
if (SCALAR_TYPE_OFS.includes(lower_case_type_of)) {
is_type_of = true;
}
}
consolelog("^^^ _isaTypeOf EXIT", is_type_of);
return is_type_of;
}
/*
type_czech.typeProtos(null);
//["null"]
type_czech.typeProtos(123);
//["Number"]
type_czech.typeProtos(new Date('1999-12-31'));
//["Date"]
type_czech.typeProtos(document.createElement('div'));
//[ "HTMLDivElement", "HTMLElement", "Element", "Node", "EventTarget", "object" ]
type_czech.typeProtos(new Object());
//[ "Object" ]
{ class First { constructor() { } }
class Last extends First { constructor() { super() } }
type_czech.typeProtos(new Last()); }
//[ "Last", "First", "Object" ]
*/
function typeProtos(a_var) {
consolelog("^^^ typeProtos ENTER", a_var, TYPE_CZECH_current_test_number);
let the_prototypes = false;
if (a_var !== null && typeof a_var !== "undefined") {
const proto_sequence = [];
// eslint-disable-next-line no-inner-declarations
function nextPrototype(an_object) {
const current_proto = Object.getPrototypeOf(an_object);
if (current_proto !== null) {
const proto_type = current_proto.constructor.name;
proto_sequence.push(proto_type);
nextPrototype(current_proto); // recursive
}
}
const first_proto = Object.getPrototypeOf(a_var);
const first_type = first_proto.constructor.name;
if (first_type !== "object" && CONSTRUCTOR_PROTOTYPES.includes(first_type)) {
the_prototypes = [first_type];
} else {
nextPrototype(a_var);
the_prototypes = proto_sequence;
}
} else if (a_var === null) {
the_prototypes = [NULL_AS_STR];
} else {
the_prototypes = [UNDEFINED_AS_STR];
}
consolelog("^^^ typeProtos EXIT", the_prototypes);
return the_prototypes;
}
function isNode() {
let is_node = false;
if (typeof process === "object") {
if (typeof process.versions === "object") {
if (typeof process.versions.node !== "undefined") {
is_node = true;
}
}
}
return is_node;
}
function isBrowser() {
return !isNode();
}
/*
NB, used to make plain objects without any prototypes from objects like a Mongoose result.
{
class First { constructor() { } }
const a_first = new First()
const class_type = type_czech.typeFinal(a_first);
console.log('Final type of "class_type" is First===', class_type)
const de_classify = type_czech.deClassify(a_first);
const no_class_type = type_czech.typeFinal(de_classify);
console.log('Final type of "no_class_type" is Object===', no_class_type)
}
*/
function deClassify(classified_object) {
if (typeof classified_object !== "object") {
return classified_object;
}
if (classified_object && classified_object.constructor === RegExp) {
return classified_object;
}
if (classified_object instanceof Date) {
return classified_object;
}
let classless_object;
if (Array.isArray(classified_object)) {
classless_object = [];
for (let array_index = 0; array_index < classified_object.length; array_index++) {
const class_value = classified_object[array_index];
classless_object[array_index] = deClassify(class_value);
}
} else {
classless_object = classified_object;
if (typeFinal(classified_object) !== "object") {
const string_class = JSON.stringify(classified_object);
classless_object = JSON.parse(string_class);
}
}
return classless_object;
}
/*
type_czech.typeFinal(1999);
//number
type_czech.typeFinal(new Date('1999-12-31'));
//date
type_czech.typeFinal(document.createElement('div'));
//HTMLDivElement
{ class First { constructor() { } }
class Last extends First { constructor() { super() } }
type_czech.typeFinal(new Last());
}
//Last
*/
function typeFinal(a_var) {
consolelog("^^^ typeFinal ENTER", a_var, TYPE_CZECH_current_test_number);
// eslint-disable-next-line no-unused-vars
const the_prototypes = typeProtos(a_var);
let child_type = false;
if (the_prototypes) {
child_type = the_prototypes.shift();
if (_isBuiltInClass(child_type)) {
child_type = child_type.toLowerCase();
}
}
if (!child_type) {
if (typeof a_var === "undefined") {
child_type = UNDEFINED_AS_STR;
} else {
child_type = NULL_AS_STR;
}
}
consolelog("^^^ typeFinal EXIT", child_type);
return child_type;
}
/*
type_czech.typeIsA(null, 'null');
//true
type_czech.typeIsA(undefined, 'undefined');
//true
type_czech.typeIsA(undefined, 'undefined');
//true
type_czech.typeIsA(NaN, 'number');
//true
type_czech.typeIsA(12, 'number');
//true
type_czech.typeIsA(11, 'Number');
//true
type_czech.typeIsA(11, 'NUMBER');
//false
type_czech.typeIsA(new Promise(x=>x), 'Promise');
//true
type_czech.typeIsA(new Promise(x=>x), 'promise');
//false
type_czech.typeIsA([], 'array');
//true
type_czech.typeIsA([], 'Array');
//true
type_czech.typeIsA([], 'ARRAY');
//false
type_czech.typeIsA({}, 'object');
//true
type_czech.typeIsA({}, 'Object');
//true
type_czech.typeIsA(null, 'object');
//false
type_czech.typeIsA(null, 'Object');
//false
type_czech.typeIsA(document.createElement('div'), "HTMLDivElement");
//true
type_czech.typeIsA(document.createElement('div'), "EventTarget");
//true
*/
function typeIsA(a_var, object_type) {
consolelog("^^^ typeIsA ENTER", a_var, object_type, TYPE_CZECH_current_test_number);
// eslint-disable-next-line no-unused-vars
const the_prototypes = typeProtos(a_var);
let object_is_a = false;
if (the_prototypes) {
if (_isaTypeOf(object_type)) {
// eslint-disable-next-line no-param-reassign
object_type = TYPE_OF_TO_PROTO[object_type];
}
object_is_a = the_prototypes.includes(object_type);
}
consolelog("^^^ typeIsA EXIT", object_is_a);
return object_is_a;
}
/*
type_czech._aTypeOf(new Date('1999-12-31'));
//date
type_czech._aTypeOf(x=>x);
//function
type_czech._aTypeOf([]);
//array
type_czech._aTypeOf({});
//object
type_czech._aTypeOf(59n);
//bigint
type_czech._aTypeOf(NaN);
//number
type_czech._aTypeOf(Infinity);
//number
type_czech._aTypeOf(/d/);
//regexp
type_czech._aTypeOf(null);
//null
type_czech._aTypeOf(document.createElement('div'));
//"HTMLDivElement"
*/
function _aTypeOf(a_variable) {
consolelog("^^^ _aTypeOf ENTER", a_variable, TYPE_CZECH_current_test_number);
let a_type_of = "";
const is_html_var = typeFinal(a_variable);
if (is_html_var) {
a_type_of = is_html_var;
} else if (a_variable === null) {
a_type_of = "null";
} else if (a_variable instanceof Date) {
a_type_of = "date";
} else if (a_variable instanceof RegExp) {
a_type_of = "regexp";
} else if (Array.isArray(a_variable)) {
a_type_of = "array";
} else {
a_type_of = typeof a_variable;
}
consolelog("^^^ _aTypeOf EXIT", a_type_of);
return a_type_of;
}
/*
type_czech._isPlainJsType("boolean");
//true
type_czech._isPlainJsType("Boolean");
//false
type_czech._isPlainJsType("Snuffleupagus");
//false
type_czech._isPlainJsType('bigint');
//true
type_czech._isPlainJsType('BigInt');
//false
type_czech._isPlainJsType('array');
//true
type_czech._isPlainJsType('object');
//true
type_czech._isPlainJsType([]);
//false
type_czech._isPlainJsType({});
//false
type_czech._isPlainJsType(document.createElement('div'));
//false
*/
function _isPlainJsType(a_type) {
consolelog("^^^ _isPlainJsType ENTER", a_type, TYPE_CZECH_current_test_number);
let is_plain_js_type = false;
if (TYPE_SET_SCALAR.has(a_type)) {
is_plain_js_type = true; // date, string..... not null, not undef
}
consolelog("^^^ _isPlainJsType EXIT", is_plain_js_type);
return is_plain_js_type;
}
/*
type_czech._shortToLongEmpty("OK");
//EMPTY-OK
type_czech._shortToLongEmpty("EMPTY-ER");
//EMPTY-ER
type_czech._shortToLongEmpty("x-ray-delta");
//x-ray-delta
*/
function _shortToLongEmpty(an_empty) {
if (SHORT_EMPTIES[an_empty]) {
return SHORT_EMPTIES[an_empty];
}
return an_empty;
}
/*
type_czech._collectionToStr({a_key: 'a-string'});
//{a_key:\"a-string\"}
type_czech._collectionToStr([199n]);
//[199n]
its_complicated = [ {arr_1:[ {k_2:[3n, {k_4:['number']} ] }
, {k_5:[6n, {k_7:['number']} ] }] },
[ ['string', 'array'], { k_8: 9n, k_10 :{k_11:2n, K_12:'object'}}] ]
type_czech._collectionToStr(its_complicated);
//[{arr_1:[{k_2:[3n,{k_4:[\"number\"]}]},{k_5:[6n,{k_7:[\"number\"]}]}]},[[\"string\",\"array\"],{k_8:9n,k_10:{k_11:2n,K_12:\"object\"}}]]