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

100% Statements 109/109
93.33% Branches 14/15
100% Functions 2/2
100% Lines 102/102

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 5027x 138x 138x 138x 138x 138x 138x 138x 138x 138x 138x 4889x 4889x 4889x 4889x 5027x 5027x 5027x 5027x 5027x 5027x 5027x 5027x 5027x 5027x 5027x 5027x 5027x 5027x 5027x 5027x 5027x 5027x 5027x 5027x 5027x 5027x 5027x 5027x 5027x 2x 2x 2x 2x 2x 2x 2x 2x 23x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 22x 22x 22x 22x 23x 23x 23x 23x 22x 22x 22x 22x 22x 22x 22x 22x 22x 22x 22x 22x 22x 22x 22x 22x 22x 22x  
/** @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(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
	};
}