nightlycommit / twing-loader / 21

Committed 17 Mar 2024 07:01PM UTC coverage: 100.0%. Remained the same

Build # 21

Build Type

push

gitlab-ci

Committed by Eric MORAND

Commit Message

Merge branch 'issue-44' into 'milestone/5.0.0'

Resolve issue #44 - Embedded templates that extends a parent are not handled

Closes #44

See merge request nightlycommit/twing-loader!44

Run Details

34 of 34 branches covered (100.0%)

Branch coverage included in aggregate %.

70 of 70 relevant lines covered (100.0%)

66.23 hits per line

Source File
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100.0

/src/lib/loader.ts

import {type LoaderContext} from 'webpack';
import {
    createSource,
    type TwingEnvironment,
} from 'twing';
import {visit} from "./visitor";
import {existsSync} from "fs";
import {relative} from "path";

export type TwingLoaderOptions = {
    environment: TwingEnvironment;
};
export default function (this: LoaderContext<TwingLoaderOptions>, code: string) {
    const callback = this.async();

    const {environment} = this.getOptions();
    const {resourcePath} = this;

    const key = relative('.', resourcePath);
    const source = createSource(key, code);
    const tokenStream = environment.tokenize(source);
    const ast = environment.parse(tokenStream);

    visit(ast, environment, resourcePath).then((encounteredTemplates) => {
        let index = 0;

        const dependencies = encounteredTemplates
            .filter(([, resolvedName]) => existsSync(resolvedName))
            .map(([templateName, resolvedName]) => {
                return `import template${index} from "${resolvedName}";
templates.set('${templateName}', template${index++});`
            })
            .join('');

        const generatedCode = `import {createTemplate} from "twing";

const templates = new Map();

${dependencies}

const template = createTemplate(${JSON.stringify(ast)});
const baseLoadTemplate = template.loadTemplate;

template.loadTemplate = (executionContext, identifier) => {
    return templates.has(identifier) ? Promise.resolve(templates.get(identifier)) : baseLoadTemplate(executionContext, identifier);
};

for (const [, embeddedTemplate] of template.embeddedTemplates) {
    embeddedTemplate.loadTemplate = template.loadTemplate;
}

export default template;`;

        callback(null, generatedCode);
    });
};

1	import {type LoaderContext} from 'webpack';
2	import {	1✔
3	createSource,
4	type TwingEnvironment,
5	} from 'twing';
6	import {visit} from "./visitor";	1✔
7	import {existsSync} from "fs";	1✔
8	import {relative} from "path";	1✔
9
10	export type TwingLoaderOptions = {
11	environment: TwingEnvironment;
12	};
13	export default function (this: LoaderContext<TwingLoaderOptions>, code: string) {	1✔
14	const callback = this.async();	27✔
15
16	const {environment} = this.getOptions();	27✔
17	const {resourcePath} = this;	27✔
18
19	const key = relative('.', resourcePath);	27✔
20	const source = createSource(key, code);	27✔
21	const tokenStream = environment.tokenize(source);	27✔
22	const ast = environment.parse(tokenStream);	27✔
23
24	visit(ast, environment, resourcePath).then((encounteredTemplates) => {	27✔
25	let index = 0;	27✔
26
27	const dependencies = encounteredTemplates	27✔
28	.filter(([, resolvedName]) => existsSync(resolvedName))	16✔
29	.map(([templateName, resolvedName]) => {
30	return `import template${index} from "${resolvedName}";	16✔
31	templates.set('${templateName}', template${index++});`
32	})
33	.join('');
34
35	const generatedCode = `import {createTemplate} from "twing";	27✔
36
37	const templates = new Map();
38
39	${dependencies}
40
41	const template = createTemplate(${JSON.stringify(ast)});
42	const baseLoadTemplate = template.loadTemplate;
43
44	template.loadTemplate = (executionContext, identifier) => {
45	return templates.has(identifier) ? Promise.resolve(templates.get(identifier)) : baseLoadTemplate(executionContext, identifier);
46	};
47
48	for (const [, embeddedTemplate] of template.embeddedTemplates) {
49	embeddedTemplate.loadTemplate = template.loadTemplate;
50	}
51
52	export default template;`;
53
54	callback(null, generatedCode);	27✔
55	});
56	};

nightlycommit / twing-loader / 21

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