All files / src/compiler/phases/3-transform index.js

90.65% Statements 97/107
84.61% Branches 11/13
100% Functions 2/2
90% Lines 90/100

Press n or j to go to the next uncovered block, b, p or k for the previous block.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 1012x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 4622x 119x 119x 119x 119x 119x 119x 119x 119x 119x 119x 4503x 4503x 4503x 4622x 4622x 4622x 4622x 4622x 4622x 4622x 4622x 4622x 4622x 4622x 4622x 4622x 4622x 4622x 4622x 4622x 4622x 4622x 4622x 4622x 4622x 4622x 4622x 4622x 4622x 2x 2x 2x 2x 2x 2x 2x 2x 12x                     12x 12x 12x 12x 12x 12x 12x 12x 12x 12x 12x 12x 12x 12x 12x 12x 12x 12x 12x 12x 12x 12x 12x 12x 12x 12x  
import { print } from 'esrap';
import { VERSION } from '../../../version.js';
import { server_component, server_module } from './server/transform-server.js';
import { client_component, client_module } from './client/transform-client.js';
import { render_stylesheet } from './css/index.js';
import { merge_with_preprocessor_map, get_source_name } from '../../utils/mapped_code.js';
import * as state from '../../state.js';
 
/**
 * @param {import('../types').ComponentAnalysis} analysis
 * @param {string} source
 * @param {import('#compiler').ValidatedCompileOptions} options
 * @returns {import('#compiler').CompileResult}
 */
export function transform_component(analysis, source, options) {
	if (options.generate === false) {
		return {
			js: /** @type {any} */ (null),
			css: null,
			warnings: state.warnings, // set afterwards
			metadata: {
				runes: analysis.runes
			},
			ast: /** @type {any} */ (null) // set afterwards
		};
	}
 
	const program =
		options.generate === 'server'
			? server_component(analysis, options)
			: client_component(source, analysis, options);
 
	const js_source_name = get_source_name(options.filename, options.outputFilename, 'input.svelte');
	const js = print(program, {
		// include source content; makes it easier/more robust looking up the source map code
		sourceMapContent: source,
		sourceMapSource: js_source_name
	});
	merge_with_preprocessor_map(js, options, js_source_name);
 
	const css =
		analysis.css.ast && !analysis.inject_styles
			? render_stylesheet(source, analysis, options)
			: null;
 
	return {
		js,
		css,
		warnings: state.warnings, // set afterwards. TODO apply preprocessor sourcemap
		metadata: {
			runes: analysis.runes
		},
		ast: /** @type {any} */ (null) // set afterwards
	};
}
 
/**
 * @param {import('../types').Analysis} analysis
 * @param {string} source
 * @param {import('#compiler').ValidatedModuleCompileOptions} options
 * @returns {import('#compiler').CompileResult}
 */
export function transform_module(analysis, source, options) {
	if (options.generate === false) {
		return {
			js: /** @type {any} */ (null),
			css: null,
			warnings: state.warnings, // set afterwards
			metadata: {
				runes: true
			},
			ast: /** @type {any} */ (null) // set afterwards
		};
	}
 
	const program =
		options.generate === 'server'
			? server_module(analysis, options)
			: client_module(analysis, options);
 
	const basename = (options.filename ?? 'Module').split(/[/\\]/).at(-1);
	if (program.body.length > 0) {
		program.body[0].leadingComments = [
			{
				type: 'Block',
				value: ` ${basename} generated by Svelte v${VERSION} `
			}
		];
	}
 
	return {
		js: print(program, {}),
		css: null,
		metadata: {
			runes: true
		},
		warnings: state.warnings, // set afterwards
		ast: /** @type {any} */ (null) // set afterwards
	};
}