2
 
2
2
2
 
2
1
1
 
1
1
 
 
 
2
1
1
1
 
 
 
 
1
1
1
1
 
 
 
2
 
 
 
 
 
2
 
 
 
2
 
 
 
1
1
1
 
 
1
1
 
 
1
1
1
 
1
 
2
 
 
 
1
1
1
1
 
 
2
 
 
 
1
1
 
1
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2
 
 
 
1
1
1
1
1
1
1
 
1
 
1
 
2
 
 
 
1
 
2
 
 
 
1
 
2
 
 
 
 
1
1
1
 
 
1
1
1
1
1
 
1
 
 
 
 
1
 
 
 
1
1
 
2
 
 
 
1
1
 
 
 
2
 
 
 
 
1
1
1
 
 
 
2
 
 
 
 
 
 
 
 
 
 
 
 
2
 
 
 
 
 
2
 
 
 
 
 
2
 
2
2
2
 
2
 
 
 
 
2
2
 
 
 
 
2
1
1
1
 
 
 
 
 
 
 
1
 
 
2
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2
2
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
18
 
 
2
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
38
 
 
 
2
 
 
2
 
 
 
2
2
2
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
564
564
168
168
168
 
396
396
584
 
 
 
 
396
 
 
396
 
2
 
 
2
 
 
 
2
1
1
 
1
 
1
 
 
 
 
 
1
 
 
 
1
 
 
 
 
 
 
1
2
 
1
 
 
 
2
 
 
 
 
2
 
2
 
2
1
 
 
 
 
2
 
 
2
 
 
 
2
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2
 
 
 
2
 
 
2
 
 
 
 
 
 
 
 
 
 
2
 
 
2
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2
 
 
 
 

        
/* istanbul instrument in package jslint */
// assets.utility2.header.js - start
/* jslint utility2:true */
/* istanbul ignore next */
// run shared js-env code - init-local
(function () {
    "use strict";
    let isBrowser;
    let isWebWorker;
    let local;
    // polyfill globalThis
    Iif (!(typeof globalThis === "object" && globalThis)) {
        if (typeof window === "object" && window && window.window === window) {
            window.globalThis = window;
        }
        if (typeof global === "object" && global && global.global === global) {
            global.globalThis = global;
        }
    }
    // init debugInline
    Iif (!globalThis.debugInline) {
        let consoleError;
        consoleError = console.error;
        globalThis.debugInline = function (...argList) {
        /*
         * this function will both print <argList> to stderr
         * and return <argList>[0]
         */
            consoleError("\n\ndebugInline");
            consoleError(...argList);
            consoleError("\n");
            return argList[0];
        };
    }
    // init isBrowser
    isBrowser = (
        typeof globalThis.XMLHttpRequest === "function"
        && globalThis.navigator
        && typeof globalThis.navigator.userAgent === "string"
    );
    // init isWebWorker
    isWebWorker = (
        isBrowser && typeof globalThis.importScripts === "function"
    );
    // init function
    function objectDeepCopyWithKeysSorted(obj) {
    /*
     * this function will recursively deep-copy <obj> with keys sorted
     */
        let sorted;
        if (typeof obj !== "object" || !obj) {
            return obj;
        }
        // recursively deep-copy list with child-keys sorted
        if (Array.isArray(obj)) {
            return obj.map(objectDeepCopyWithKeysSorted);
        }
        // recursively deep-copy obj with keys sorted
        sorted = {};
        Object.keys(obj).sort().forEach(function (key) {
            sorted[key] = objectDeepCopyWithKeysSorted(obj[key]);
        });
        return sorted;
    }
    function assertJsonEqual(aa, bb) {
    /*
     * this function will assert JSON.stringify(<aa>) === JSON.stringify(<bb>)
     */
        aa = JSON.stringify(objectDeepCopyWithKeysSorted(aa));
        bb = JSON.stringify(objectDeepCopyWithKeysSorted(bb));
        if (aa !== bb) {
            throw new Error(JSON.stringify(aa) + " !== " + JSON.stringify(bb));
        }
    }
    function assertOrThrow(passed, msg) {
    /*
     * this function will throw <msg> if <passed> is falsy
     */
        if (passed) {
            return;
        }
        throw (
            (
                msg
                && typeof msg.message === "string"
                && typeof msg.stack === "string"
            )
            // if msg is err, then leave as is
            ? msg
            : new Error(
                typeof msg === "string"
                // if msg is string, then leave as is
                ? msg
                // else JSON.stringify(msg)
                : JSON.stringify(msg, undefined, 4)
            )
        );
    }
    function coalesce(...argList) {
    /*
     * this function will coalesce null, undefined, or "" in <argList>
     */
        let arg;
        let ii;
        ii = 0;
        while (ii < argList.length) {
            arg = argList[ii];
            if (arg !== undefined && arg !== null && arg !== "") {
                return arg;
            }
            ii += 1;
        }
        return arg;
    }
    function identity(val) {
    /*
     * this function will return <val>
     */
        return val;
    }
    function noop() {
    /*
     * this function will do nothing
     */
        return;
    }
    function objectAssignDefault(tgt = {}, src = {}, depth = 0) {
    /*
     * this function will if items from <tgt> are null, undefined, or "",
     * then overwrite them with items from <src>
     */
        let recurse;
        recurse = function (tgt, src, depth) {
            Object.entries(src).forEach(function ([
                key, bb
            ]) {
                let aa;
                aa = tgt[key];
                if (aa === undefined || aa === null || aa === "") {
                    tgt[key] = bb;
                    return;
                }
                if (
                    depth !== 0
                    && typeof aa === "object" && aa && !Array.isArray(aa)
                    && typeof bb === "object" && bb && !Array.isArray(bb)
                ) {
                    recurse(aa, bb, depth - 1);
                }
            });
        };
        recurse(tgt, src, depth | 0);
        return tgt;
    }
    function onErrorThrow(err) {
    /*
     * this function will throw <err> if exists
     */
        if (err) {
            throw err;
        }
    }
    // bug-workaround - throw unhandledRejections in node-process
    Iif (
        typeof process === "object" && process
        && typeof process.on === "function"
        && process.unhandledRejections !== "strict"
    ) {
        process.unhandledRejections = "strict";
        process.on("unhandledRejection", function (err) {
            throw err;
        });
    }
    // init local
    local = {
        assertJsonEqual,
        assertOrThrow,
        coalesce,
        identity,
        isBrowser,
        isWebWorker,
        local,
        noop,
        objectAssignDefault,
        objectDeepCopyWithKeysSorted,
        onErrorThrow
    };
    globalThis.globalLocal = local;
}());
// assets.utility2.header.js - end


/* jslint utility2:true */
(function (local) {
"use strict";


/* istanbul ignore next */
// run shared js-env code - init-before
(function () {
// init local
local = globalThis.utility2 || require("utility2");
local = local.requireReadme();
globalThis.local = local;
// init test
local.testRunDefault(local);
}());


// run shared js-env code - function
(function () {
local.testCase_jslint0_coverage = function (opt, onError) {
/*
 * this function will test jslintAndPrint's coverage handling-behavior
 */
    // jslint self
    if (!local.isBrowser) {
        local.jslint0(require("fs").readFileSync(__filename, "utf8"));
        local.jslint0(require("fs").readFileSync("lib.jslint.js", "utf8"));
        local.jslint0(require("fs").readFileSync(
            "lib.jslint.js",
            "utf8"
        ).replace((
            /[\S\s]*?\n\/\/\u0020jslint\.js/
        ), "").replace((
            /\n\/\*\u0020jslint\u0020ignore:end\u0020\*\/\n[\S\s]*/
        ), ""));
        local.jslint0(require("fs").readFileSync("package.json", "utf8"));
    }
    // test option handling-behavior
    opt = local.jslint0([
        // source
        ""
    ], {
        // option
        bitwise: true,
        browser: true,
        convert: true,
        couch: true,
        devel: true,
        eval: true,
        for: true,
        fudge: true,
        getset: true,
        long: true,
        node: true,
        single: true,
        this: true,
        white: true
    });
    local.assertOrThrow(!opt.warnings.length, opt.source);
    [
        // option - utility2
        "/* jslint utility2:true */\nlet aa = 1;\naa();",
        // option - browser
        "/*jslint browser*/;",
        // option - devel
        "/*jslint devel*/\ndebugger;",
        // option - eval
        "/*jslint eval*/\nnew Function();\neval();",
        // option - node
        "#!\n/*jslint browser:false, node*/\n\"use strict\";",
        // option - this
        "/*jslint this*/\nlet aa = this;",
        // option - white
        "/*jslint white*/\n\t",
        // property
        "/*property aa bb*/",
        ""
    ].forEach(function (src) {
        local.assertOrThrow(!local.jslint0(src).warnings.length, src);
    });
    // test misc handling-behavior
    [
        // Array
        "new Array(1);",
        // Date.getTime
        "let aa = aa.aa().getTime();",
        "let aa = aa().getTime();",
        "Date.getTime();",
        // async/await
        "async function aa() {\n    await aa();\n}",
        // fart
        "function aa() {\n    return () => 1;\n}",
        // for
        "/*ignore*/let aa;for(aa in bb){}",
        // getset
        "/*jslint getset*/\nlet aa = {get aa() {\n    return;\n}};",
        "/*jslint getset*/\nlet aa = {set aa(aa) {\n    return aa;\n}};",
        // json
        "{\"aa\":[[],-1,null]}",
        // label
        "function aa() {\nbb:\n    while (true) {\n        if (true) {\n"
        + "            break bb;\n        }\n    }\n}",
        // module
        "export default Object.freeze();",
        "import {aa, bb} from \"aa\";\naa(bb);",
        "import {} from \"aa\";",
        "import(\"aa\").then(function () {\n    return;\n});",
        // var
        "let [...aa] = [...aa];",
        "let [\n    aa, bb = 1\n] = [];",
        "let {aa, bb} = {};",
        ""
    ].forEach(function (src) {
        local.assertOrThrow(!local.jslint0(src).warnings.length || src.indexOf(
            "/*ignore*/"
        ) === 0, src);
    });
    onError(undefined, opt);
};

local.testCase_jslint0_err = function (opt, onError) {
/*
 * this function will test jslintAndPrint's err handling-behavior
 */
    let errCode;
    let src0;
    [
        // and: "The '&&' subexpression should be wrapped in parens.",
        "__and__",
        "aa && aa || aa",
        // bad_assignment_a: "Bad assignment to '{a}'.",
        "__bad_assignment_a__",
        "/*jslint for*/\nfunction aa(){for (0 in aa){}}",
        "0=0",
        "const aa=0;for(aa in aa){}",
        // bad_directive_a: "Bad directive '{a}'.",
        "__bad_directive_a__",
        "/*jslint !*/",
        // bad_get: "A get function takes no parameters.",
        "__bad_get__",
        "/*jslint getset*/\naa={get aa(aa){}}",
        // bad_module_name_a: "Bad module name '{a}'.",
        "__bad_module_name_a__",
        "import aa from \"!aa\"",
        // bad_option_a: "Bad option '{a}'.",
        "__bad_option_a__",
        "/*global aa:true*/",
        "/*jslint undefined*/",
        // bad_property_a: "Bad property name '{a}'.",
        "__bad_property_a__",
        "aa._",
        "{\"__proto__\":0}",
        // bad_set: "A set function takes one parameter.",
        "__bad_set__",
        "/*jslint getset*/\naa={set aa(){}}",
        // duplicate_a: "Duplicate '{a}'.",
        "__duplicate_a__",
        "aa={\"aa\":0,\"aa\":0}",
        "let aa;export {aa,aa}",
        "{\"aa\":0,\"aa\":0}",
        // empty_block: "Empty block.",
        "__empty_block__",
        "function aa(){}",
        // escape_mega: "Unexpected escapement in mega literal.",
        "__escape_mega__",
        // expected_a: "Expected '{a}'.",
        "__expected_a__",
        // expected_a_at_b_c: "Expected '{a}' at column {b}, not column {c}.",
        "__expected_a_at_b_c__",
        "let aa={\n    aa:\n0\n};",
        // expected_a_b: "Expected '{a}' and instead saw '{b}'.",
        "__expected_a_b__",
        "!!aa",
        "([])=>0",
        "(aa)=>{}",
        "(aa?0:aa)",
        "(aa?aa:0)",
        "(aa?false:true)",
        "(aa?true:false)",
        "/=0",
        "0!=0",
        "0==0",
        ";{",
        "`${/ /}`",
        "`${`",
        "`${{`",
        "aa.aa=undefined",
        "aa=\"\"+\"\"",
        "aa=+aa",
        "aa=/[ ]/",
        "aa=/aa{/",
        "aa=0+\"\"",
        "delete [0]",
        "for(;;){}",
        "isFinite(0)",
        "let aa;var aa;",
        "new Array(\"\")",
        "new Date().getTime()",
        "new Object()",
        // expected_a_b_from_c_d:
        // "Expected '{a}' to match '{b}' from line {c} and instead saw '{d}'."
        "__expected_a_b_from_c_d__",
        "{\"aa\":0",
        // expected_a_before_b: "Expected '{a}' before '{b}'.",
        "__expected_a_before_b__",
        ".0",
        "/*jslint eval*/\nFunction;eval",
        "=>0",
        "aa=/(:)/",
        "aa=/=/",
        "aa=/?/",
        "aa=/[/",
        "let Aa=Aa()",
        "let Aa=Aa.Aa()",
        "new Aa",
        // expected_a_next_at_b:
        // "Expected '{a}' at column {b} on the next line.",
        "__expected_a_next_at_b__",
        // expected_digits_after_a: "Expected digits after '{a}'.",
        "__expected_digits_after_a__",
        "0x",
        // expected_four_digits: "Expected four digits after '\\u'.",
        "__expected_four_digits__",
        "\"\\u0\"",
        // expected_identifier_a:
        // "Expected an identifier and instead saw '{a}'.",
        "__expected_identifier_a__",
        "(0)=>0",
        "aa.0",
        "aa?.0",
        "function aa(0){}",
        "function aa([aa]){}\nfunction aa([aa],[aa,aa=aa],[0]){}",
        "function aa({aa}){}\nfunction aa({aa},{aa:aa,aa=aa},{aa:0}){}",
        "function(){}",
        "import {",
        "let [aa,0]=[]",
        // expected_line_break_a_b:
        // "Expected a line break between '{a}' and '{b}'.",
        "__expected_line_break_a_b__",
        // expected_regexp_factor_a:
        // "Expected a regexp factor and instead saw '{a}'.",
        "__expected_regexp_factor_a__",
        "/ /",
        // expected_space_a_b: "Expected one space between '{a}' and '{b}'.",
        "__expected_space_a_b__",
        "/**//**/",
        "let aa=0;",
        // expected_statements_a: "Expected statements before '{a}'.",
        "__expected_statements_a__",
        // expected_string_a: "Expected a string and instead saw '{a}'.",
        "__expected_string_a__",
        "import(aa).then(aa)",
        "typeof 0===0",
        // expected_type_string_a:
        // "Expected a type string and instead saw '{a}'.",
        "__expected_type_string_a__",
        "typeof 0===\"aa\"",
        // freeze_exports:
        // "Expected 'Object.freeze('. All export values should be frozen."
        "__freeze_exports__",
        "export default Object.aa()",
        "export function aa(){}",
        // function_in_loop: "Don't make functions within a loop.",
        "__function_in_loop__",
        "function aa(){while(0){aa.map(()=>0);}}",
        "function aa(){while(0){aa.map(function(){});}}",
        // infix_in:
        // "Unexpected 'in'. Compare with undefined, "
        // + "or use the hasOwnProperty method instead."
        "__infix_in__",
        "aa in aa",
        // label_a: "'{a}' is a statement label.",
        "__label_a__",
        "aa:while(0){aa;}",
        // misplaced_a: "Place '{a}' at the outermost level.",
        "__misplaced_a__",
        "if(0){import aa from \"aa\";}",
        // misplaced_directive_a:
        // "Place the '/*{a}*/' directive before the first statement."
        "__misplaced_directive_a__",
        "let aa;\n/*global aa*/",
        // missing_browser: "/*global*/ requires the Assume a browser option.",
        "__missing_browser__",
        "/*global aa*/",
        // missing_m: "Expected 'm' flag on a multiline regular expression.",
        "__missing_m__",
        "aa=/$^/",
        // naked_block: "Naked block.",
        "__naked_block__",
        // nested_comment: "Nested comment.",
        "__nested_comment__",
        "/*/*",
        "/*/**/",
        // not_label_a: "'{a}' is not a label.",
        "__not_label_a__",
        "aa:{break aa;}",
        // number_isNaN: "Use Number.isNaN function to compare with NaN.",
        "__number_isNaN__",
        "NaN===NaN",
        "isNaN(0)",
        // out_of_scope_a: "'{a}' is out of scope.",
        "__out_of_scope_a__",
        "aa:{function aa(aa){break aa;}}",
        "function aa(){bb();}\nfunction bb(){}",
        // redefinition_a_b: "Redefinition of '{a}' from line {b}.",
        "__redefinition_a_b__",
        "let aa;let aa",
        // required_a_optional_b:
        // "Required parameter '{a}' after optional parameter '{b}'."
        "__required_a_optional_b__",
        "function aa(aa=0,...){}",
        "function aa(aa=0,[]){}",
        "function aa(aa=0,{}){}",
        // reserved_a: "Reserved name '{a}'.",
        "__reserved_a__",
        "let undefined",
        // subscript_a: "['{a}'] is better written in dot notation.",
        "__subscript_a__",
        "aa[`aa`]",
        // todo_comment: "Unexpected TO\u0044O comment.",
        "__todo_comment__",
        "// todo",
        // too_long: "Line is longer than 80 characters.",
        "__too_long__",
        "/////////////////////////////////////////"
        + "/////////////////////////////////////////",
        // too_many_digits: "Too many digits.",
        "__too_many_digits__",
        "\"\\u{123456}\"",
        // unclosed_comment: "Unclosed comment.",
        "__unclosed_comment__",
        "/*",
        // unclosed_mega: "Unclosed mega literal.",
        "__unclosed_mega__",
        "`aa",
        // unclosed_string: "Unclosed string.",
        "__unclosed_string__",
        "\"\\",
        "\"aa",
        // undeclared_a: "Undeclared '{a}'.",
        "__undeclared_a__",
        "aa",
        // unexpected_a: "Unexpected '{a}'.",
        "__unexpected_a__",
        "((0))",
        "(+0?+0:+0)()",
        "/*/",
        "/_/",
        "0 instanceof 0",
        "0===(0==0)",
        "0[0][0]",
        "0|0",
        ";",
        "Function",
        "[-0x0]",
        "[0x0]",
        "`${\"`\"}`",
        "`${/[`]/}`",
        "`${/`/}`",
        "aa((0))",
        "aa+=NaN",
        "aa/=0",
        "aa=/[0-]/",
        "aa=/_//",
        "aa=/_/z",
        "aa=aa++",
        "aa={aa:aa}",
        "aa={set aa(){}}",
        "arguments",
        "debugger",
        "eval",
        "export aa",
        "export const aa=0",
        "for(aa in aa){}",
        "for(const ii=0;;){}",
        "for(ii=0;ii<0;ii++){}",
        "for(ii=0;ii<0;ii+=0){}",
        "function aa(){try{return;}catch(ignore){}finally{return;}}",
        "function aa(){try{}catch(ignore){}finally{switch(0){case 0:}}}",
        "function aa(){while(0){continue;}}",
        "function aa(){while(0){try{0;}catch(ignore){}finally{continue;}}}",
        "function aa(){}\n[]",
        "function aa(){}0",
        "function ignore(){let ignore;}",
        "ignore",
        "ignore:",
        "import ignore from \"aa\"",
        "import {ignore} from \"aa\"",
        "new Date.UTC()",
        "new Function()",
        "new Symbol()",
        "this",
        "try{}finally{break;}",
        "void 0",
        "while((0)){}",
        "while(0){}",
        "yield /_/",
        "{\"\\u{1234}\":0}",
        "{\"aa\":",
        "{\"aa\":'aa'}",
        "{//\n}",
        "{0:0}",
        // unexpected_a_after_b: "Unexpected '{a}' after '{b}'.",
        "__unexpected_a_after_b__",
        "0a",
        // unexpected_a_before_b: "Unexpected '{a}' before '{b}'.",
        "__unexpected_a_before_b__",
        "aa=\"\\a\"",
        // unexpected_at_top_level_a: "Expected '{a}' to be in a function.",
        "__unexpected_at_top_level_a__",
        // unexpected_char_a: "Unexpected character '{a}'.",
        "__unexpected_char_a__",
        "#",
        // unexpected_comment: "Unexpected comment.",
        "__unexpected_comment__",
        "`${//}`",
        // unexpected_directive_a:
        // "When using modules, don't use directive '/*{a}'.",
        "__unexpected_directive_a__",
        "/*global aa*/\nimport aa from \"aa\"",
        // unexpected_expression_a:
        // "Unexpected expression '{a}' in statement position."
        "__unexpected_expression_a__",
        "aa++",
        "typeof 0===typeof 0",
        // unexpected_label_a: "Unexpected label '{a}'.",
        "__unexpected_label_a__",
        "aa:aa",
        // unexpected_parens: "Don't wrap function literals in parens.",
        "__unexpected_parens__",
        "aa=(function(){})",
        // unexpected_space_a_b: "Unexpected space between '{a}' and '{b}'.",
        "__unexpected_space_a_b__",
        "let aa=( 0 );",
        // unexpected_statement_a:
        // "Unexpected statement '{a}' in expression position."
        "__unexpected_statement_a__",
        // unexpected_trailing_space: "Unexpected trailing space.",
        "__unexpected_trailing_space__",
        // unexpected_typeof_a:
        // "Unexpected 'typeof'. Use '===' to compare directly with {a}."
        "__unexpected_typeof_a__",
        "typeof aa===\"undefined\"",
        // uninitialized_a: "Uninitialized '{a}'.",
        "__uninitialized_a__",
        "/*jslint node*/\nlet aa;aa();",
        // unreachable_a: "Unreachable '{a}'.",
        "__unreachable_a__",
        "function aa(){while(0){break;0;}}",
        // unregistered_property_a: "Unregistered property name '{a}'.",
        "__unregistered_property_a__",
        "/*property aa*/\naa.bb",
        // unsafe: "Unsafe character '{a}'.",
        "__unsafe__",
        // unused_a: "Unused '{a}'.",
        "__unused_a__",
        "/*jslint node*/\nlet aa;",
        // use_double: "Use double quotes, not single quotes.",
        "__use_double__",
        "''",
        // use_open:
        // "Wrap a ternary expression in parens, "
        // + "with a line break after the left paren."
        "__use_open__",
        "0?0:0",
        "aa=0?0:0",
        // use_spaces: "Use spaces, not tabs.",
        "__use_spaces__",
        "\t",
        // var_loop: "Don't declare variables in a loop.",
        "__var_loop__",
        "function aa(){while(0){var aa;}}",
        // var_switch: "Don't declare variables in a switch.",
        "__var_switch__",
        "function aa(){switch(0){case 0:var aa;}}",
        // weird_condition_a: "Weird condition '{a}'.",
        "__weird_condition_a__",
        "if(0&&0){0;}",
        "if(0||0){0;}",
        // weird_expression_a: "Weird expression '{a}'.",
        "__weird_expression_a__",
        "aa=RegExp.aa",
        "aa=RegExp[0]",
        "aa[[0]]",
        "self=self[0]",
        "window=window[0]",
        // weird_loop: "Weird loop.",
        "__weird_loop__",
        "function aa(){do {break;}while(0);}",
        "function aa(){while(0){break;}}",
        // weird_relation_a: "Weird relation '{a}'.",
        "__weird_relation_a__",
        "if(0===0){0;}",
        // wrap_condition: "Wrap the condition in parens.",
        "__wrap_condition__",
        "(aa&&!aa?0:1)",
        // wrap_immediate:
        // "Wrap an immediate function invocation in parentheses to assist "
        // + "the reader in understanding that the expression is the result "
        // + "of a function, and not the function itself."
        "__wrap_immediate__",
        "aa=function(){}()",
        // wrap_parameter: "Wrap the parameter in parens.",
        "__wrap_parameter__",
        "aa=>0",
        // wrap_regexp: "Wrap this regexp in parens to avoid confusion.",
        "__wrap_regexp__",
        "!/_/",
        // wrap_unary: "Wrap the unary expression in parens."
        "__wrap_unary__",
        "aa=aa - -aa",
        // throw_error
        "__undefined__",
        "/*jslint throw_error*/"
    ].forEach(function (src) {
        let warnings;
        if (src.slice(0, 2) === "__") {
            errCode = src.slice(2, -2);
            src0 = "";
            return;
        }
        warnings = local.jslint0(src).warnings;
        local.assertOrThrow(warnings.some(function (err) {
            return String(err.code) === errCode;
        }), {
            src,
            warnings
        });
        local.assertOrThrow(src0 < src, [
            src0, src
        ]);
        src0 = src;
    });
    onError(undefined, opt);
};

local.testCase_jslintAndPrintDir_coverage = function (opt, onError) {
/*
 * this function will test jslintAndPrintDir's coverage handling-behavior
 */
    if (local.isBrowser) {
        onError(undefined, opt);
        return;
    }
    Promise.all([
        new Promise(function (resolve) {
            local.jslintAndPrintDir(".", {
                modeAutofix: true,
                modeConditional: true
            }, resolve);
        }),
        new Promise(function (resolve) {
            local.jslintAndPrintDir("jslintAndPrintDir", {
                modeAutofix: true,
                modeConditional: true
            });
            local.eventListenerAdd((
                "utility2.testRunMock.process.exit"
            ), resolve, {
                once: true
            });
        })
    ]).then(function (errList) {
        errList.forEach(function (err, ii) {
            local.assertJsonEqual(Boolean(err) | 0, ii);
        });
        onError();
    });
};

local.testCase_jslintAndPrint_coverage = function (opt, onError) {
/*
 * this function will test jslintAndPrint's coverage handling-behavior
 */
    // test null-case handling-behavior
    local.assertJsonEqual(local.jslintAndPrint(""), "\n");
    // test early_stop handling-behavior
    local.jslintAndPrint("aa = 1\naa = [1,2,]", "aa.js");
    // test utility2 handling-behavior
    if (!local.isBrowser) {
        local.jslintAndPrint(
            require("utility2").__dirname + "/lib.utility2.js",
            "lib.utility2.js"
        );
    }
    onError(undefined, opt);
};

local.testCase_jslintAutofix_coverage = function (opt, onError) {
/*
 * this function will test jslintAutofix's coverage handling-behavior
 */
    local.testMock([
        [
            (
                local.isBrowser
                ? {}
                : require("fs")
            ), {
                unlinkSync: local.noop,
                writeFileSync: local.noop
            }
        ],
        [
            (
                local.isBrowser
                ? {}
                : require("fs")
            ), {
                existsSync: local.identity,
                unlinkSync: local.noop,
                writeFileSync: local.noop
            }
        ]
    ], function (onError) {
        // test autofix-failed-expected_identifier_a handling-behavior
        local.jslintAndPrint("(function () {\nfunction () {}\n}());", "aa.js", {
            modeAutofix: true
        });
        // test autofix-multi-pass handling-behavior
        local.jslintAndPrint("let aa;aa=1;", "aa.js", {
            modeAutofix: true
        });
        local.jslintAndPrint((
            // autofix-js - unexpected_space_a_b
            "(function bb () {\n"
            + "   \"use strict\";\n"
            // autofix-js - expected_a_at_b_c
            + "     return 1;\n"
            + "}());\n"
        ), "aa.js", {
            modeAutofix: true
        });
        // de-mux - false-positive rgx /_/
        local.jslintAndPrint("let aa;\n aa = {} / 2;", "aa.js", {
            modeAutofix: true
        });
        local.jslintAndPrint((
            "(function () {\n"
            + "    \"use strict\";\n"
            + "    let aa;\n"
            // ignore:line
            + "    aa = 1; // jslint ignore:line\n"
            // ignore:start ... ignore:end
            + "/* jslint ignore:start */\n"
            + "    aa = 1;\n"
            + "/* jslint ignore:end */\n"
            // autofix-js - expected_a_b
            + "    aa = (1 == 2);\n"
            // autofix-js - expected_a_before_b
            + "    aa = /[-]/;\n"
            // autofix-js - expected_identifier_a
            + "    aa = {1: 2};\n"
            // autofix-js - use_double
            + "    aa = '1\"\\n\\''; // '1'\n"
            // autofix-js - use_spaces
            + "\taa = 1;\n"
            // autofix-js-braket - normalize rgx /_/ to (/_/)
            + "    aa = /1/;\n"
            // autofix-js-whitespace - normalize 8-space-indent
            + "            aa = 1;\n"
            + "    return aa;\n"
            + "}());\n"
        ), "aa.js", {
            modeAutofix: true
        });
        onError(undefined, opt);
    }, onError);
};
}());
}());