@angular/material
Version:
Angular Material
152 lines • 25.5 kB
JavaScript
;
/**
* @license
* Copyright Google LLC 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
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.addTypographyClass = exports.addThemeToAppStyles = void 0;
const core_1 = require("@angular-devkit/core");
const schematics_1 = require("@angular-devkit/schematics");
const schematics_2 = require("@angular/cdk/schematics");
const change_1 = require("@schematics/angular/utility/change");
const workspace_1 = require("@schematics/angular/utility/workspace");
const path_1 = require("path");
const create_custom_theme_1 = require("./create-custom-theme");
/** Path segment that can be found in paths that refer to a prebuilt theme. */
const prebuiltThemePathSegment = '@angular/material/prebuilt-themes';
/** Default file name of the custom theme that can be generated. */
const defaultCustomThemeFilename = 'custom-theme.scss';
/** Add pre-built styles to the main project style file. */
function addThemeToAppStyles(options) {
return (host, context) => {
const themeName = options.theme || 'indigo-pink';
return themeName === 'custom'
? insertCustomTheme(options.project, host, context.logger)
: insertPrebuiltTheme(options.project, themeName, context.logger);
};
}
exports.addThemeToAppStyles = addThemeToAppStyles;
/** Adds the global typography class to the body element. */
function addTypographyClass(options) {
return async (host) => {
const workspace = await (0, workspace_1.getWorkspace)(host);
const project = (0, schematics_2.getProjectFromWorkspace)(workspace, options.project);
const projectIndexFiles = (0, schematics_2.getProjectIndexFiles)(project);
if (!projectIndexFiles.length) {
throw new schematics_1.SchematicsException('No project index HTML file could be found.');
}
if (options.typography) {
projectIndexFiles.forEach(path => (0, schematics_2.addBodyClass)(host, path, 'mat-typography'));
}
};
}
exports.addTypographyClass = addTypographyClass;
/**
* Insert a custom theme to project style file. If no valid style file could be found, a new
* Scss file for the custom theme will be created.
*/
async function insertCustomTheme(projectName, host, logger) {
const workspace = await (0, workspace_1.getWorkspace)(host);
const project = (0, schematics_2.getProjectFromWorkspace)(workspace, projectName);
const stylesPath = (0, schematics_2.getProjectStyleFile)(project, 'scss');
const themeContent = (0, create_custom_theme_1.createCustomTheme)(projectName);
if (!stylesPath) {
if (!project.sourceRoot) {
throw new schematics_1.SchematicsException(`Could not find source root for project: "${projectName}". ` +
`Please make sure that the "sourceRoot" property is set in the workspace config.`);
}
// Normalize the path through the devkit utilities because we want to avoid having
// unnecessary path segments and windows backslash delimiters.
const customThemePath = (0, core_1.normalize)((0, path_1.join)(project.sourceRoot, defaultCustomThemeFilename));
if (host.exists(customThemePath)) {
logger.warn(`Cannot create a custom Angular Material theme because
${customThemePath} already exists. Skipping custom theme generation.`);
return (0, schematics_1.noop)();
}
host.create(customThemePath, themeContent);
return addThemeStyleToTarget(projectName, 'build', customThemePath, logger);
}
const insertion = new change_1.InsertChange(stylesPath, 0, themeContent);
const recorder = host.beginUpdate(stylesPath);
recorder.insertLeft(insertion.pos, insertion.toAdd);
host.commitUpdate(recorder);
return (0, schematics_1.noop)();
}
/** Insert a pre-built theme into the angular.json file. */
function insertPrebuiltTheme(project, theme, logger) {
const themePath = `@angular/material/prebuilt-themes/${theme}.css`;
return (0, schematics_1.chain)([
addThemeStyleToTarget(project, 'build', themePath, logger),
addThemeStyleToTarget(project, 'test', themePath, logger),
]);
}
/** Adds a theming style entry to the given project target options. */
function addThemeStyleToTarget(projectName, targetName, assetPath, logger) {
return (0, workspace_1.updateWorkspace)(workspace => {
const project = (0, schematics_2.getProjectFromWorkspace)(workspace, projectName);
// Do not update the builder options in case the target does not use the default CLI builder.
if (!validateDefaultTargetBuilder(project, targetName, logger)) {
return;
}
const targetOptions = (0, schematics_2.getProjectTargetOptions)(project, targetName);
const styles = targetOptions['styles'];
if (!styles) {
targetOptions['styles'] = [assetPath];
}
else {
const existingStyles = styles.map(s => (typeof s === 'string' ? s : s.input));
for (let [index, stylePath] of existingStyles.entries()) {
// If the given asset is already specified in the styles, we don't need to do anything.
if (stylePath === assetPath) {
return;
}
// In case a prebuilt theme is already set up, we can safely replace the theme with the new
// theme file. If a custom theme is set up, we are not able to safely replace the custom
// theme because these files can contain custom styles, while prebuilt themes are
// always packaged and considered replaceable.
if (stylePath.includes(defaultCustomThemeFilename)) {
logger.error(`Could not add the selected theme to the CLI project ` +
`configuration because there is already a custom theme file referenced.`);
logger.info(`Please manually add the following style file to your configuration:`);
logger.info(` ${assetPath}`);
return;
}
else if (stylePath.includes(prebuiltThemePathSegment)) {
styles.splice(index, 1);
}
}
styles.unshift(assetPath);
}
});
}
/**
* Validates that the specified project target is configured with the default builders which are
* provided by the Angular CLI. If the configured builder does not match the default builder,
* this function can either throw or just show a warning.
*/
function validateDefaultTargetBuilder(project, targetName, logger) {
const targets = targetName === 'test' ? (0, schematics_2.getProjectTestTargets)(project) : (0, schematics_2.getProjectBuildTargets)(project);
const isDefaultBuilder = targets.length > 0;
// Because the build setup for the Angular CLI can be customized by developers, we can't know
// where to put the theme file in the workspace configuration if custom builders are being
// used. In case the builder has been changed for the "build" target, we throw an error and
// exit because setting up a theme is a primary goal of `ng-add`. Otherwise if just the "test"
// builder has been changed, we warn because a theme is not mandatory for running tests
// with Material. See: https://github.com/angular/components/issues/14176
if (!isDefaultBuilder && targetName === 'build') {
throw new schematics_1.SchematicsException(`Your project is not using the default builders for ` +
`"${targetName}". The Angular Material schematics cannot add a theme to the workspace ` +
`configuration if the builder has been changed.`);
}
else if (!isDefaultBuilder) {
// for non-build targets we gracefully report the error without actually aborting the
// setup schematic. This is because a theme is not mandatory for running tests.
logger.warn(`Your project is not using the default builders for "${targetName}". This ` +
`means that we cannot add the configured theme to the "${targetName}" target.`);
}
return isDefaultBuilder;
}
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* @license\n * Copyright Google LLC 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 {normalize, logging, workspaces} from '@angular-devkit/core';\nimport {\n  chain,\n  noop,\n  Rule,\n  SchematicContext,\n  SchematicsException,\n  Tree,\n} from '@angular-devkit/schematics';\nimport {\n  addBodyClass,\n  getProjectFromWorkspace,\n  getProjectStyleFile,\n  getProjectTargetOptions,\n  getProjectIndexFiles,\n  getProjectTestTargets,\n  getProjectBuildTargets,\n} from '@angular/cdk/schematics';\nimport {InsertChange} from '@schematics/angular/utility/change';\nimport {getWorkspace, updateWorkspace} from '@schematics/angular/utility/workspace';\nimport {join} from 'path';\nimport {Schema} from '../schema';\nimport {createCustomTheme} from './create-custom-theme';\n\n/** Path segment that can be found in paths that refer to a prebuilt theme. */\nconst prebuiltThemePathSegment = '@angular/material/prebuilt-themes';\n\n/** Default file name of the custom theme that can be generated. */\nconst defaultCustomThemeFilename = 'custom-theme.scss';\n\n/** Add pre-built styles to the main project style file. */\nexport function addThemeToAppStyles(options: Schema): Rule {\n  return (host: Tree, context: SchematicContext) => {\n    const themeName = options.theme || 'indigo-pink';\n    return themeName === 'custom'\n      ? insertCustomTheme(options.project, host, context.logger)\n      : insertPrebuiltTheme(options.project, themeName, context.logger);\n  };\n}\n\n/** Adds the global typography class to the body element. */\nexport function addTypographyClass(options: Schema): Rule {\n  return async (host: Tree) => {\n    const workspace = await getWorkspace(host);\n    const project = getProjectFromWorkspace(workspace, options.project);\n    const projectIndexFiles = getProjectIndexFiles(project);\n\n    if (!projectIndexFiles.length) {\n      throw new SchematicsException('No project index HTML file could be found.');\n    }\n\n    if (options.typography) {\n      projectIndexFiles.forEach(path => addBodyClass(host, path, 'mat-typography'));\n    }\n  };\n}\n\n/**\n * Insert a custom theme to project style file. If no valid style file could be found, a new\n * Scss file for the custom theme will be created.\n */\nasync function insertCustomTheme(\n  projectName: string,\n  host: Tree,\n  logger: logging.LoggerApi,\n): Promise<Rule> {\n  const workspace = await getWorkspace(host);\n  const project = getProjectFromWorkspace(workspace, projectName);\n  const stylesPath = getProjectStyleFile(project, 'scss');\n  const themeContent = createCustomTheme(projectName);\n\n  if (!stylesPath) {\n    if (!project.sourceRoot) {\n      throw new SchematicsException(\n        `Could not find source root for project: \"${projectName}\". ` +\n          `Please make sure that the \"sourceRoot\" property is set in the workspace config.`,\n      );\n    }\n\n    // Normalize the path through the devkit utilities because we want to avoid having\n    // unnecessary path segments and windows backslash delimiters.\n    const customThemePath = normalize(join(project.sourceRoot, defaultCustomThemeFilename));\n\n    if (host.exists(customThemePath)) {\n      logger.warn(`Cannot create a custom Angular Material theme because\n          ${customThemePath} already exists. Skipping custom theme generation.`);\n      return noop();\n    }\n\n    host.create(customThemePath, themeContent);\n    return addThemeStyleToTarget(projectName, 'build', customThemePath, logger);\n  }\n\n  const insertion = new InsertChange(stylesPath, 0, themeContent);\n  const recorder = host.beginUpdate(stylesPath);\n\n  recorder.insertLeft(insertion.pos, insertion.toAdd);\n  host.commitUpdate(recorder);\n  return noop();\n}\n\n/** Insert a pre-built theme into the angular.json file. */\nfunction insertPrebuiltTheme(project: string, theme: string, logger: logging.LoggerApi): Rule {\n  const themePath = `@angular/material/prebuilt-themes/${theme}.css`;\n\n  return chain([\n    addThemeStyleToTarget(project, 'build', themePath, logger),\n    addThemeStyleToTarget(project, 'test', themePath, logger),\n  ]);\n}\n\n/** Adds a theming style entry to the given project target options. */\nfunction addThemeStyleToTarget(\n  projectName: string,\n  targetName: 'test' | 'build',\n  assetPath: string,\n  logger: logging.LoggerApi,\n): Rule {\n  return updateWorkspace(workspace => {\n    const project = getProjectFromWorkspace(workspace, projectName);\n\n    // Do not update the builder options in case the target does not use the default CLI builder.\n    if (!validateDefaultTargetBuilder(project, targetName, logger)) {\n      return;\n    }\n\n    const targetOptions = getProjectTargetOptions(project, targetName);\n    const styles = targetOptions['styles'] as (string | {input: string})[];\n\n    if (!styles) {\n      targetOptions['styles'] = [assetPath];\n    } else {\n      const existingStyles = styles.map(s => (typeof s === 'string' ? s : s.input));\n\n      for (let [index, stylePath] of existingStyles.entries()) {\n        // If the given asset is already specified in the styles, we don't need to do anything.\n        if (stylePath === assetPath) {\n          return;\n        }\n\n        // In case a prebuilt theme is already set up, we can safely replace the theme with the new\n        // theme file. If a custom theme is set up, we are not able to safely replace the custom\n        // theme because these files can contain custom styles, while prebuilt themes are\n        // always packaged and considered replaceable.\n        if (stylePath.includes(defaultCustomThemeFilename)) {\n          logger.error(\n            `Could not add the selected theme to the CLI project ` +\n              `configuration because there is already a custom theme file referenced.`,\n          );\n          logger.info(`Please manually add the following style file to your configuration:`);\n          logger.info(`    ${assetPath}`);\n          return;\n        } else if (stylePath.includes(prebuiltThemePathSegment)) {\n          styles.splice(index, 1);\n        }\n      }\n\n      styles.unshift(assetPath);\n    }\n  });\n}\n\n/**\n * Validates that the specified project target is configured with the default builders which are\n * provided by the Angular CLI. If the configured builder does not match the default builder,\n * this function can either throw or just show a warning.\n */\nfunction validateDefaultTargetBuilder(\n  project: workspaces.ProjectDefinition,\n  targetName: 'build' | 'test',\n  logger: logging.LoggerApi,\n) {\n  const targets =\n    targetName === 'test' ? getProjectTestTargets(project) : getProjectBuildTargets(project);\n  const isDefaultBuilder = targets.length > 0;\n\n  // Because the build setup for the Angular CLI can be customized by developers, we can't know\n  // where to put the theme file in the workspace configuration if custom builders are being\n  // used. In case the builder has been changed for the \"build\" target, we throw an error and\n  // exit because setting up a theme is a primary goal of `ng-add`. Otherwise if just the \"test\"\n  // builder has been changed, we warn because a theme is not mandatory for running tests\n  // with Material. See: https://github.com/angular/components/issues/14176\n  if (!isDefaultBuilder && targetName === 'build') {\n    throw new SchematicsException(\n      `Your project is not using the default builders for ` +\n        `\"${targetName}\". The Angular Material schematics cannot add a theme to the workspace ` +\n        `configuration if the builder has been changed.`,\n    );\n  } else if (!isDefaultBuilder) {\n    // for non-build targets we gracefully report the error without actually aborting the\n    // setup schematic. This is because a theme is not mandatory for running tests.\n    logger.warn(\n      `Your project is not using the default builders for \"${targetName}\". This ` +\n        `means that we cannot add the configured theme to the \"${targetName}\" target.`,\n    );\n  }\n\n  return isDefaultBuilder;\n}\n"]}