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

90.82% Statements 99/109
84.61% Branches 11/13
100% Functions 2/2
90.19% Lines 92/102

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 99 100 101 102 1032x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 4761x 125x 125x 125x 125x 125x 125x 125x 125x 125x 125x 4636x 4636x 4636x 4761x 4761x 4761x 4761x 4761x 4761x 4761x 4761x 4761x 4761x 4761x 4761x 4761x 4761x 4761x 4761x 4761x 4761x 4761x 4761x 4761x 4761x 4761x 4761x 4761x 4761x 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 { ValidatedCompileOptions, CompileResult, ValidatedModuleCompileOptions } from '#compiler' */
/** @import { ComponentAnalysis, Analysis } from '../types' */
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 {ComponentAnalysis} analysis
 * @param {string} source
 * @param {ValidatedCompileOptions} options
 * @returns {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 {Analysis} analysis
 * @param {string} source
 * @param {ValidatedModuleCompileOptions} options
 * @returns {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
	};
}