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@farris/build-angular

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Angular Webpack Build Facade

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"use strict"; // tslint:disable // TODO: cleanup this file, it's copied as is from Angular CLI. Object.defineProperty(exports, "__esModule", { value: true }); /** * @license * Copyright Google Inc. All Rights Reserved. * * Use of this source code is governed by an MIT-style license that can be * found in the LICENSE file at https://angular.io/license */ const bundle_calculator_1 = require("../utilities/bundle-calculator"); const stats_1 = require("../utilities/stats"); class BundleBudgetPlugin { constructor(options) { this.options = options; } apply(compiler) { const { budgets } = this.options; compiler.hooks.afterEmit.tap('BundleBudgetPlugin', (compilation) => { if (!budgets || budgets.length === 0) { return; } budgets.map(budget => { const thresholds = this.calculate(budget); return { budget, thresholds, sizes: bundle_calculator_1.calculateSizes(budget, compilation) }; }) .forEach(budgetCheck => { budgetCheck.sizes.forEach(size => { this.checkMaximum(budgetCheck.thresholds.maximumWarning, size, compilation.warnings); this.checkMaximum(budgetCheck.thresholds.maximumError, size, compilation.errors); this.checkMinimum(budgetCheck.thresholds.minimumWarning, size, compilation.warnings); this.checkMinimum(budgetCheck.thresholds.minimumError, size, compilation.errors); this.checkMinimum(budgetCheck.thresholds.warningLow, size, compilation.warnings); this.checkMaximum(budgetCheck.thresholds.warningHigh, size, compilation.warnings); this.checkMinimum(budgetCheck.thresholds.errorLow, size, compilation.errors); this.checkMaximum(budgetCheck.thresholds.errorHigh, size, compilation.errors); }); }); }); } checkMinimum(threshold, size, messages) { if (threshold) { if (threshold > size.size) { const sizeDifference = stats_1.formatSize(threshold - size.size); messages.push(`budgets, minimum exceeded for ${size.label}. ` + `Budget ${stats_1.formatSize(threshold)} was not reached by ${sizeDifference}.`); } } } checkMaximum(threshold, size, messages) { if (threshold) { if (threshold < size.size) { const sizeDifference = stats_1.formatSize(size.size - threshold); messages.push(`budgets, maximum exceeded for ${size.label}. ` + `Budget ${stats_1.formatSize(threshold)} was exceeded by ${sizeDifference}.`); } } } calculate(budget) { let thresholds = {}; if (budget.maximumWarning) { thresholds.maximumWarning = bundle_calculator_1.calculateBytes(budget.maximumWarning, budget.baseline, 'pos'); } if (budget.maximumError) { thresholds.maximumError = bundle_calculator_1.calculateBytes(budget.maximumError, budget.baseline, 'pos'); } if (budget.minimumWarning) { thresholds.minimumWarning = bundle_calculator_1.calculateBytes(budget.minimumWarning, budget.baseline, 'neg'); } if (budget.minimumError) { thresholds.minimumError = bundle_calculator_1.calculateBytes(budget.minimumError, budget.baseline, 'neg'); } if (budget.warning) { thresholds.warningLow = bundle_calculator_1.calculateBytes(budget.warning, budget.baseline, 'neg'); } if (budget.warning) { thresholds.warningHigh = bundle_calculator_1.calculateBytes(budget.warning, budget.baseline, 'pos'); } if (budget.error) { thresholds.errorLow = bundle_calculator_1.calculateBytes(budget.error, budget.baseline, 'neg'); } if (budget.error) { thresholds.errorHigh = bundle_calculator_1.calculateBytes(budget.error, budget.baseline, 'pos'); 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All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n\nimport { Size, calculateBytes, calculateSizes } from '../utilities/bundle-calculator';\nimport { Budget } from '../../browser/schema';\nimport { formatSize } from '../utilities/stats';\n\ninterface Thresholds {\n  maximumWarning?: number;\n  maximumError?: number;\n  minimumWarning?: number;\n  minimumError?: number;\n  warningLow?: number;\n  warningHigh?: number;\n  errorLow?: number;\n  errorHigh?: number;\n}\n\nexport interface BundleBudgetPluginOptions {\n  budgets: Budget[];\n}\n\nexport class BundleBudgetPlugin {\n  constructor(private options: BundleBudgetPluginOptions) { }\n\n  apply(compiler: any): void {\n    const { budgets } = this.options;\n    compiler.hooks.afterEmit.tap('BundleBudgetPlugin', (compilation: any) => {\n      if (!budgets || budgets.length === 0) {\n        return;\n      }\n\n      budgets.map(budget => {\n        const thresholds = this.calculate(budget);\n        return {\n          budget,\n          thresholds,\n          sizes: calculateSizes(budget, compilation)\n        };\n      })\n        .forEach(budgetCheck => {\n          budgetCheck.sizes.forEach(size => {\n            this.checkMaximum(budgetCheck.thresholds.maximumWarning, size, compilation.warnings);\n            this.checkMaximum(budgetCheck.thresholds.maximumError, size, compilation.errors);\n            this.checkMinimum(budgetCheck.thresholds.minimumWarning, size, compilation.warnings);\n            this.checkMinimum(budgetCheck.thresholds.minimumError, size, compilation.errors);\n            this.checkMinimum(budgetCheck.thresholds.warningLow, size, compilation.warnings);\n            this.checkMaximum(budgetCheck.thresholds.warningHigh, size, compilation.warnings);\n            this.checkMinimum(budgetCheck.thresholds.errorLow, size, compilation.errors);\n            this.checkMaximum(budgetCheck.thresholds.errorHigh, size, compilation.errors);\n          });\n\n        });\n    });\n  }\n\n  private checkMinimum(threshold: number | undefined, size: Size, messages: any) {\n    if (threshold) {\n      if (threshold > size.size) {\n        const sizeDifference = formatSize(threshold - size.size);\n        messages.push(`budgets, minimum exceeded for ${size.label}. `\n          + `Budget ${formatSize(threshold)} was not reached by ${sizeDifference}.`);\n      }\n    }\n  }\n\n  private checkMaximum(threshold: number | undefined, size: Size, messages: any) {\n    if (threshold) {\n      if (threshold < size.size) {\n        const sizeDifference = formatSize(size.size - threshold);\n        messages.push(`budgets, maximum exceeded for ${size.label}. `\n          + `Budget ${formatSize(threshold)} was exceeded by ${sizeDifference}.`);\n      }\n    }\n  }\n\n  private calculate(budget: Budget): Thresholds {\n    let thresholds: Thresholds = {};\n    if (budget.maximumWarning) {\n      thresholds.maximumWarning = calculateBytes(budget.maximumWarning, budget.baseline, 'pos');\n    }\n\n    if (budget.maximumError) {\n      thresholds.maximumError = calculateBytes(budget.maximumError, budget.baseline, 'pos');\n    }\n\n    if (budget.minimumWarning) {\n      thresholds.minimumWarning = calculateBytes(budget.minimumWarning, budget.baseline, 'neg');\n    }\n\n    if (budget.minimumError) {\n      thresholds.minimumError = calculateBytes(budget.minimumError, budget.baseline, 'neg');\n    }\n\n    if (budget.warning) {\n      thresholds.warningLow = calculateBytes(budget.warning, budget.baseline, 'neg');\n    }\n\n    if (budget.warning) {\n      thresholds.warningHigh = calculateBytes(budget.warning, budget.baseline, 'pos');\n    }\n\n    if (budget.error) {\n      thresholds.errorLow = calculateBytes(budget.error, budget.baseline, 'neg');\n    }\n\n    if (budget.error) {\n      thresholds.errorHigh = calculateBytes(budget.error, budget.baseline, 'pos');\n    }\n\n    return thresholds;\n  }\n}\n"]}