feat: refactoring project
This commit is contained in:
183
node_modules/eslint-scope/lib/scope.js
generated
vendored
183
node_modules/eslint-scope/lib/scope.js
generated
vendored
@ -21,27 +21,24 @@
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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"use strict";
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/* eslint-disable no-underscore-dangle */
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/* eslint-disable no-undefined */
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import estraverse from "estraverse";
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const Syntax = require("estraverse").Syntax;
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import Reference from "./reference.js";
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import Variable from "./variable.js";
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import { Definition } from "./definition.js";
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import { assert } from "./assert.js";
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const Reference = require("./reference");
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const Variable = require("./variable");
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const Definition = require("./definition").Definition;
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const assert = require("assert");
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const { Syntax } = estraverse;
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/**
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* Test if scope is struct
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* @param {Scope} scope - scope
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* @param {Block} block - block
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* @param {boolean} isMethodDefinition - is method definition
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* @param {boolean} useDirective - use directive
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* @param {Scope} scope scope
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* @param {Block} block block
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* @param {boolean} isMethodDefinition is method definition
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* @returns {boolean} is strict scope
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*/
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function isStrictScope(scope, block, isMethodDefinition, useDirective) {
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function isStrictScope(scope, block, isMethodDefinition) {
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let body;
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// When upper scope is exists and strict, inner scope is also strict.
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@ -81,48 +78,36 @@ function isStrictScope(scope, block, isMethodDefinition, useDirective) {
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return false;
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}
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// Search 'use strict' directive.
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if (useDirective) {
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for (let i = 0, iz = body.body.length; i < iz; ++i) {
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const stmt = body.body[i];
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// Search for a 'use strict' directive.
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for (let i = 0, iz = body.body.length; i < iz; ++i) {
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const stmt = body.body[i];
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if (stmt.type !== Syntax.DirectiveStatement) {
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break;
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}
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if (stmt.raw === "\"use strict\"" || stmt.raw === "'use strict'") {
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return true;
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}
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/*
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* Check if the current statement is a directive.
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* If it isn't, then we're past the directive prologue
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* so stop the search because directives cannot
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* appear after this point.
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*
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* Some parsers set `directive:null` on non-directive
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* statements, so the `typeof` check is safer than
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* checking for property existence.
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*/
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if (typeof stmt.directive !== "string") {
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break;
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}
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} else {
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for (let i = 0, iz = body.body.length; i < iz; ++i) {
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const stmt = body.body[i];
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if (stmt.type !== Syntax.ExpressionStatement) {
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break;
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}
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const expr = stmt.expression;
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if (expr.type !== Syntax.Literal || typeof expr.value !== "string") {
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break;
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}
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if (expr.raw !== null && expr.raw !== undefined) {
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if (expr.raw === "\"use strict\"" || expr.raw === "'use strict'") {
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return true;
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}
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} else {
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if (expr.value === "use strict") {
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return true;
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}
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}
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if (stmt.directive === "use strict") {
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return true;
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}
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}
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return false;
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}
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/**
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* Register scope
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* @param {ScopeManager} scopeManager - scope manager
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* @param {Scope} scope - scope
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* @param {ScopeManager} scopeManager scope manager
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* @param {Scope} scope scope
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* @returns {void}
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*/
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function registerScope(scopeManager, scope) {
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@ -139,7 +124,7 @@ function registerScope(scopeManager, scope) {
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/**
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* Should be statically
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* @param {Object} def - def
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* @param {Object} def def
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* @returns {boolean} should be statically
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*/
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function shouldBeStatically(def) {
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@ -150,14 +135,15 @@ function shouldBeStatically(def) {
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}
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/**
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* @class Scope
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* @constructor Scope
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*/
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class Scope {
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constructor(scopeManager, type, upperScope, block, isMethodDefinition) {
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/**
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* One of 'module', 'block', 'switch', 'function', 'catch', 'with', 'function', 'class', 'global'.
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* @member {String} Scope#type
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* One of "global", "module", "function", "function-expression-name", "block", "switch", "catch", "with", "for",
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* "class", "class-field-initializer", "class-static-block".
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* @member {string} Scope#type
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*/
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this.type = type;
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@ -171,7 +157,8 @@ class Scope {
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/**
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* The tainted variables of this scope, as <code>{ Variable.name :
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* boolean }</code>.
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* @member {Map} Scope#taints */
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* @member {Map} Scope#taints
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*/
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this.taints = new Map();
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/**
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@ -224,7 +211,13 @@ class Scope {
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* @member {Scope} Scope#variableScope
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*/
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this.variableScope =
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(this.type === "global" || this.type === "function" || this.type === "module") ? this : upperScope.variableScope;
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this.type === "global" ||
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this.type === "module" ||
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this.type === "function" ||
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this.type === "class-field-initializer" ||
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this.type === "class-static-block"
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? this
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: upperScope.variableScope;
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/**
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* Whether this scope is created by a FunctionExpression.
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@ -255,7 +248,9 @@ class Scope {
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* Whether 'use strict' is in effect in this scope.
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* @member {boolean} Scope#isStrict
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*/
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this.isStrict = isStrictScope(this, block, isMethodDefinition, scopeManager.__useDirective());
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this.isStrict = scopeManager.isStrictModeSupported()
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? isStrictScope(this, block, isMethodDefinition)
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: false;
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/**
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* List of nested {@link Scope}s.
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@ -342,7 +337,7 @@ class Scope {
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// To override by function scopes.
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// References in default parameters isn't resolved to variables which are in their function body.
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__isValidResolution(ref, variable) { // eslint-disable-line class-methods-use-this, no-unused-vars
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__isValidResolution(ref, variable) { // eslint-disable-line class-methods-use-this, no-unused-vars -- Desired as instance method with signature
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return true;
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}
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@ -376,17 +371,17 @@ class Scope {
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}
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__addDeclaredVariablesOfNode(variable, node) {
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if (node === null || node === undefined) {
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if (node === null || node === void 0) {
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return;
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}
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let variables = this.__declaredVariables.get(node);
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if (variables === null || variables === undefined) {
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if (variables === null || variables === void 0) {
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variables = [];
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this.__declaredVariables.set(node, variables);
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}
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if (variables.indexOf(variable) === -1) {
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if (!variables.includes(variable)) {
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variables.push(variable);
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}
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}
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@ -461,8 +456,8 @@ class Scope {
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/**
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* returns resolved {Reference}
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* @method Scope#resolve
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* @param {Espree.Identifier} ident - identifier to be resolved.
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* @function Scope#resolve
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* @param {Espree.Identifier} ident identifier to be resolved.
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* @returns {Reference} reference
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*/
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resolve(ident) {
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@ -481,7 +476,7 @@ class Scope {
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/**
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* returns this scope is static
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* @method Scope#isStatic
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* @function Scope#isStatic
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* @returns {boolean} static
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*/
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isStatic() {
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@ -490,19 +485,19 @@ class Scope {
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/**
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* returns this scope has materialized arguments
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* @method Scope#isArgumentsMaterialized
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* @function Scope#isArgumentsMaterialized
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* @returns {boolean} arguemnts materialized
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*/
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isArgumentsMaterialized() { // eslint-disable-line class-methods-use-this
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isArgumentsMaterialized() { // eslint-disable-line class-methods-use-this -- Desired as instance method
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return true;
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}
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/**
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* returns this scope has materialized `this` reference
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* @method Scope#isThisMaterialized
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* @function Scope#isThisMaterialized
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* @returns {boolean} this materialized
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*/
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isThisMaterialized() { // eslint-disable-line class-methods-use-this
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isThisMaterialized() { // eslint-disable-line class-methods-use-this -- Desired as instance method
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return true;
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}
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@ -519,6 +514,9 @@ class Scope {
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}
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}
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/**
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* Global scope.
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*/
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class GlobalScope extends Scope {
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constructor(scopeManager, block) {
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super(scopeManager, "global", null, block, false);
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@ -527,10 +525,10 @@ class GlobalScope extends Scope {
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variables: [],
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/**
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* List of {@link Reference}s that are left to be resolved (i.e. which
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* need to be linked to the variable they refer to).
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* @member {Reference[]} Scope#implicit#left
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*/
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* List of {@link Reference}s that are left to be resolved (i.e. which
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* need to be linked to the variable they refer to).
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* @member {Reference[]} Scope#implicit#left
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*/
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left: []
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};
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}
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@ -580,12 +578,18 @@ class GlobalScope extends Scope {
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}
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}
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/**
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* Module scope.
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*/
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class ModuleScope extends Scope {
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constructor(scopeManager, upperScope, block) {
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super(scopeManager, "module", upperScope, block, false);
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}
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}
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/**
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* Function expression name scope.
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*/
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class FunctionExpressionNameScope extends Scope {
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constructor(scopeManager, upperScope, block) {
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super(scopeManager, "function-expression-name", upperScope, block, false);
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@ -602,12 +606,18 @@ class FunctionExpressionNameScope extends Scope {
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}
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}
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/**
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* Catch scope.
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*/
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class CatchScope extends Scope {
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constructor(scopeManager, upperScope, block) {
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super(scopeManager, "catch", upperScope, block, false);
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}
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}
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/**
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* With statement scope.
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*/
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class WithScope extends Scope {
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constructor(scopeManager, upperScope, block) {
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super(scopeManager, "with", upperScope, block, false);
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@ -630,18 +640,27 @@ class WithScope extends Scope {
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}
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}
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/**
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* Block scope.
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*/
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class BlockScope extends Scope {
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constructor(scopeManager, upperScope, block) {
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super(scopeManager, "block", upperScope, block, false);
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}
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}
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/**
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* Switch scope.
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*/
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class SwitchScope extends Scope {
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constructor(scopeManager, upperScope, block) {
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super(scopeManager, "switch", upperScope, block, false);
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}
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}
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/**
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* Function scope.
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*/
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class FunctionScope extends Scope {
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constructor(scopeManager, upperScope, block, isMethodDefinition) {
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super(scopeManager, "function", upperScope, block, isMethodDefinition);
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@ -719,19 +738,43 @@ class FunctionScope extends Scope {
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}
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}
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/**
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* Scope of for, for-in, and for-of statements.
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*/
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class ForScope extends Scope {
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constructor(scopeManager, upperScope, block) {
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super(scopeManager, "for", upperScope, block, false);
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}
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}
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/**
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* Class scope.
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*/
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class ClassScope extends Scope {
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constructor(scopeManager, upperScope, block) {
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super(scopeManager, "class", upperScope, block, false);
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}
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}
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module.exports = {
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/**
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* Class field initializer scope.
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*/
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class ClassFieldInitializerScope extends Scope {
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constructor(scopeManager, upperScope, block) {
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super(scopeManager, "class-field-initializer", upperScope, block, true);
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}
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}
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/**
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* Class static block scope.
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*/
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class ClassStaticBlockScope extends Scope {
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constructor(scopeManager, upperScope, block) {
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super(scopeManager, "class-static-block", upperScope, block, true);
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}
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}
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export {
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Scope,
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GlobalScope,
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ModuleScope,
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@ -742,7 +785,9 @@ module.exports = {
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SwitchScope,
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FunctionScope,
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ForScope,
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ClassScope
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ClassScope,
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ClassFieldInitializerScope,
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ClassStaticBlockScope
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};
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/* vim: set sw=4 ts=4 et tw=80 : */
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Reference in New Issue
Block a user