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

100% Statements 115/115
100% Branches 14/14
100% Functions 2/2
100% Lines 108/108

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 99 100 101 102 103 104 105 106 107 108 1092x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 5184x 147x 147x 147x 147x 147x 147x 147x 147x 147x 147x 5037x 5037x 5037x 5037x 5184x 5184x 5184x 5184x 5184x 5184x 5184x 5184x 5184x 5184x 5184x 5184x 5184x 5184x 5184x 5184x 5184x 5184x 5184x 5184x 5184x 5184x 5184x 5184x 5184x 5184x 2x 2x 2x 2x 2x 2x 2x 2x 25x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 24x 24x 24x 24x 25x 25x 25x 25x 24x 24x 24x 24x 24x 24x 24x 24x 24x 24x 24x 24x 24x 24x 24x 24x 24x 24x 24x 24x 24x 24x 24x  
/** @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
		// (else esrap does return null for source and sourceMapContent which may trip up tooling)
		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.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, {
			// include source content; makes it easier/more robust looking up the source map code
			// (else esrap does return null for source and sourceMapContent which may trip up tooling)
			sourceMapContent: source,
			sourceMapSource: get_source_name(options.filename, undefined, 'input.svelte.js')
		}),
		css: null,
		metadata: {
			runes: true
		},
		warnings: state.warnings, // set afterwards
		ast: /** @type {any} */ (null) // set afterwards
	};
}