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- "use strict";
- const TRANSITIVE_ONLY = Symbol("transitive only");
- const CIRCULAR_CONNECTION = Symbol("circular connection");
- const addConnectionStates = (a, b) => {
- if (a === true || b === true) return true;
- if (a === false) return b;
- if (b === false) return a;
- if (a === TRANSITIVE_ONLY) return b;
- if (b === TRANSITIVE_ONLY) return a;
- return a;
- };
- const intersectConnectionStates = (a, b) => {
- if (a === false || b === false) return false;
- if (a === true) return b;
- if (b === true) return a;
- if (a === CIRCULAR_CONNECTION) return b;
- if (b === CIRCULAR_CONNECTION) return a;
- return a;
- };
- class ModuleGraphConnection {
-
- constructor(
- originModule,
- dependency,
- module,
- explanation,
- weak = false,
- condition = undefined
- ) {
- this.originModule = originModule;
- this.resolvedOriginModule = originModule;
- this.dependency = dependency;
- this.resolvedModule = module;
- this.module = module;
- this.weak = weak;
- this.conditional = !!condition;
- this._active = condition !== false;
-
- this.condition = condition || undefined;
-
- this.explanations = undefined;
- if (explanation) {
- this.explanations = new Set();
- this.explanations.add(explanation);
- }
- }
- clone() {
- const clone = new ModuleGraphConnection(
- this.resolvedOriginModule,
- this.dependency,
- this.resolvedModule,
- undefined,
- this.weak,
- this.condition
- );
- clone.originModule = this.originModule;
- clone.module = this.module;
- clone.conditional = this.conditional;
- clone._active = this._active;
- if (this.explanations) clone.explanations = new Set(this.explanations);
- return clone;
- }
-
- addCondition(condition) {
- if (this.conditional) {
- const old =
-
- (this.condition);
- this.condition = (c, r) =>
- intersectConnectionStates(old(c, r), condition(c, r));
- } else if (this._active) {
- this.conditional = true;
- this.condition = condition;
- }
- }
-
- addExplanation(explanation) {
- if (this.explanations === undefined) {
- this.explanations = new Set();
- }
- this.explanations.add(explanation);
- }
- get explanation() {
- if (this.explanations === undefined) return "";
- return Array.from(this.explanations).join(" ");
- }
-
- get active() {
- throw new Error("Use getActiveState instead");
- }
-
- isActive(runtime) {
- if (!this.conditional) return this._active;
- return (
- (
- this.condition
- )(this, runtime) !== false
- );
- }
-
- isTargetActive(runtime) {
- if (!this.conditional) return this._active;
- return (
- (
- this.condition
- )(this, runtime) === true
- );
- }
-
- getActiveState(runtime) {
- if (!this.conditional) return this._active;
- return (
- this.condition
- )(this, runtime);
- }
-
- setActive(value) {
- this.conditional = false;
- this._active = value;
- }
- set active(value) {
- throw new Error("Use setActive instead");
- }
- }
- module.exports = ModuleGraphConnection;
- module.exports.addConnectionStates = addConnectionStates;
- module.exports.TRANSITIVE_ONLY = (
- TRANSITIVE_ONLY
- );
- module.exports.CIRCULAR_CONNECTION = (
- CIRCULAR_CONNECTION
- );
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